diff options
| author | David Dawes <dawes@xfree86.org> | 2002-01-27 20:05:42 +0000 |
|---|---|---|
| committer | David Dawes <dawes@xfree86.org> | 2002-01-27 20:05:42 +0000 |
| commit | 44aa4d6297874022a4f5a49ea24f2d052584d3dc (patch) | |
| tree | a3b8646dd51527d2fb246dbc11a124f4fd60968a | |
| parent | 14945ada16218e9f918c24e0d702979fae9b07f6 (diff) | |
First pass merge of XFree86 4.2.0 import.X_4_2_0-20020128-merge
66 files changed, 4618 insertions, 10535 deletions
diff --git a/bsd-core/Makefile b/bsd-core/Makefile index 61cba175f..9c87d963d 100644 --- a/bsd-core/Makefile +++ b/bsd-core/Makefile @@ -1,5 +1,6 @@ # $FreeBSD$ -SUBDIR = drm tdfx mga gamma +# i810, i830 & sis are not complete +SUBDIR = tdfx mga r128 radeon gamma # i810 sis i830 .include <bsd.subdir.mk> diff --git a/bsd-core/drmP.h b/bsd-core/drmP.h index 7a1159c78..ead40f86b 100644 --- a/bsd-core/drmP.h +++ b/bsd-core/drmP.h @@ -1,8 +1,8 @@ -/* drmP.h -- Private header for Direct Rendering Manager -*- c -*- +/* drmP.h -- Private header for Direct Rendering Manager -*- linux-c -*- * Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com - * Revised: Tue Oct 12 08:51:07 1999 by faith@precisioninsight.com * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. * All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining a @@ -11,225 +11,119 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * $PI: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/kernel/drmP.h,v 1.58 1999/08/30 13:05:00 faith Exp $ - * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/bsd/drm/kernel/drmP.h,v 1.3 2001/03/06 16:45:26 dawes Exp $ - * + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith <faith@valinux.com> + * Gareth Hughes <gareth@valinux.com> */ #ifndef _DRM_P_H_ #define _DRM_P_H_ -#ifdef _KERNEL -#include <sys/param.h> -#include <sys/queue.h> -#include <sys/malloc.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/systm.h> -#include <sys/conf.h> -#include <sys/stat.h> -#include <sys/proc.h> -#include <sys/lock.h> -#include <sys/fcntl.h> -#include <sys/uio.h> -#include <sys/filio.h> -#include <sys/sysctl.h> -#include <sys/select.h> -#include <sys/bus.h> -#if __FreeBSD_version >= 400005 -#include <sys/taskqueue.h> -#endif +#if defined(_KERNEL) || defined(__KERNEL__) -#if __FreeBSD_version >= 400006 -#define DRM_AGP +/* DRM template customization defaults + */ +#ifndef __HAVE_AGP +#define __HAVE_AGP 0 #endif - -#ifdef DRM_AGP -#include <pci/agpvar.h> +#ifndef __HAVE_MTRR +#define __HAVE_MTRR 0 +#endif +#ifndef __HAVE_CTX_BITMAP +#define __HAVE_CTX_BITMAP 0 +#endif +#ifndef __HAVE_DMA +#define __HAVE_DMA 0 +#endif +#ifndef __HAVE_DMA_IRQ +#define __HAVE_DMA_IRQ 0 +#endif +#ifndef __HAVE_DMA_WAITLIST +#define __HAVE_DMA_WAITLIST 0 +#endif +#ifndef __HAVE_DMA_FREELIST +#define __HAVE_DMA_FREELIST 0 +#endif +#ifndef __HAVE_DMA_HISTOGRAM +#define __HAVE_DMA_HISTOGRAM 0 #endif -#include "drm.h" +#define DRM_DEBUG_CODE 0 /* Include debugging code (if > 1, then + also include looping detection. */ -typedef u_int32_t atomic_t; -typedef u_int32_t cycles_t; -typedef u_int32_t spinlock_t; -#define atomic_set(p, v) (*(p) = (v)) -#define atomic_read(p) (*(p)) -#define atomic_inc(p) atomic_add_int(p, 1) -#define atomic_dec(p) atomic_subtract_int(p, 1) -#define atomic_add(n, p) atomic_add_int(p, n) -#define atomic_sub(n, p) atomic_subtract_int(p, n) - -/* The version number here is a guess */ -#if __FreeBSD_version >= 500010 -#define callout_init(a) callout_init(a, 0) -#endif +typedef struct drm_device drm_device_t; +typedef struct drm_file drm_file_t; -/* Fake this */ -static __inline u_int32_t -test_and_set_bit(int b, volatile u_int32_t *p) -{ - int s = splhigh(); - u_int32_t m = 1<<b; - u_int32_t r = *p & m; - *p |= m; - splx(s); - return r; -} - -static __inline void -clear_bit(int b, volatile u_int32_t *p) -{ - atomic_clear_int(p + (b >> 5), 1 << (b & 0x1f)); -} - -static __inline void -set_bit(int b, volatile u_int32_t *p) -{ - atomic_set_int(p + (b >> 5), 1 << (b & 0x1f)); -} - -static __inline int -test_bit(int b, volatile u_int32_t *p) -{ - return p[b >> 5] & (1 << (b & 0x1f)); -} - -static __inline int -find_first_zero_bit(volatile u_int32_t *p, int max) -{ - int b; - - for (b = 0; b < max; b += 32) { - if (p[b >> 5] != ~0) { - for (;;) { - if ((p[b >> 5] & (1 << (b & 0x1f))) == 0) - return b; - b++; - } - } - } - return max; -} - -#define spldrm() spltty() - -#define memset(p, v, s) bzero(p, s) - -/* - * Fake out the module macros for versions of FreeBSD where they don't - * exist. - */ -#if __FreeBSD_version < 400002 +/* There's undoubtably more of this file to go into these OS dependent ones. */ -#define MODULE_VERSION(a,b) struct __hack -#define MODULE_DEPEND(a,b,c,d,e) struct __hack +#include "drm_os_freebsd.h" -#endif +#include "drm.h" -#define DRM_DEBUG_CODE 0 /* Include debugging code (if > 1, then - also include looping detection. */ -#define DRM_DMA_HISTOGRAM 1 /* Make histogram of DMA latency. */ +/* Begin the DRM... */ #define DRM_HASH_SIZE 16 /* Size of key hash table */ #define DRM_KERNEL_CONTEXT 0 /* Change drm_resctx if changed */ #define DRM_RESERVED_CONTEXTS 1 /* Change drm_resctx if changed */ #define DRM_LOOPING_LIMIT 5000000 #define DRM_BSZ 1024 /* Buffer size for /dev/drm? output */ -#define DRM_TIME_SLICE (hz/20) /* Time slice for GLXContexts */ #define DRM_LOCK_SLICE 1 /* Time slice for lock, in jiffies */ #define DRM_FLAG_DEBUG 0x01 #define DRM_FLAG_NOCTX 0x02 -#define DRM_MEM_DMA 0 -#define DRM_MEM_SAREA 1 -#define DRM_MEM_DRIVER 2 -#define DRM_MEM_MAGIC 3 -#define DRM_MEM_IOCTLS 4 -#define DRM_MEM_MAPS 5 -#define DRM_MEM_VMAS 6 -#define DRM_MEM_BUFS 7 -#define DRM_MEM_SEGS 8 -#define DRM_MEM_PAGES 9 -#define DRM_MEM_FILES 10 -#define DRM_MEM_QUEUES 11 -#define DRM_MEM_CMDS 12 -#define DRM_MEM_MAPPINGS 13 -#define DRM_MEM_BUFLISTS 14 +#define DRM_MEM_DMA 0 +#define DRM_MEM_SAREA 1 +#define DRM_MEM_DRIVER 2 +#define DRM_MEM_MAGIC 3 +#define DRM_MEM_IOCTLS 4 +#define DRM_MEM_MAPS 5 +#define DRM_MEM_VMAS 6 +#define DRM_MEM_BUFS 7 +#define DRM_MEM_SEGS 8 +#define DRM_MEM_PAGES 9 +#define DRM_MEM_FILES 10 +#define DRM_MEM_QUEUES 11 +#define DRM_MEM_CMDS 12 +#define DRM_MEM_MAPPINGS 13 +#define DRM_MEM_BUFLISTS 14 #define DRM_MEM_AGPLISTS 15 #define DRM_MEM_TOTALAGP 16 #define DRM_MEM_BOUNDAGP 17 #define DRM_MEM_CTXBITMAP 18 +#define DRM_MEM_STUB 19 +#define DRM_MEM_SGLISTS 20 #define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) /* Backward compatibility section */ + /* _PAGE_WT changed to _PAGE_PWT in 2.2.6 */ #ifndef _PAGE_PWT - /* The name of _PAGE_WT was changed to - _PAGE_PWT in Linux 2.2.6 */ #define _PAGE_PWT _PAGE_WT #endif -#define __drm_dummy_lock(lock) (*(__volatile__ unsigned int *)lock) -#define _DRM_CAS(lock,old,new,__ret) \ - do { \ - int __dummy; /* Can't mark eax as clobbered */ \ - __asm__ __volatile__( \ - "lock ; cmpxchg %4,%1\n\t" \ - "setnz %0" \ - : "=d" (__ret), \ - "=m" (__drm_dummy_lock(lock)), \ - "=a" (__dummy) \ - : "2" (old), \ - "r" (new)); \ - } while (0) - + /* Mapping helper macros */ +#define DRM_IOREMAP(map) \ + (map)->handle = DRM(ioremap)( (map)->offset, (map)->size ) - - /* Macros to make printk easier */ -#define DRM_ERROR(fmt, arg...) \ - printf("error: " "[" DRM_NAME ":" __FUNCTION__ "] *ERROR* " fmt , ##arg) -#define DRM_MEM_ERROR(area, fmt, arg...) \ - printf("error: " "[" DRM_NAME ":" __FUNCTION__ ":%s] *ERROR* " fmt , \ - drm_mem_stats[area].name , ##arg) -#define DRM_INFO(fmt, arg...) printf("info: " "[" DRM_NAME "] " fmt , ##arg) - -#if DRM_DEBUG_CODE -#define DRM_DEBUG(fmt, arg...) \ - do { \ - if (drm_flags&DRM_FLAG_DEBUG) \ - printf("[" DRM_NAME ":" __FUNCTION__ "] " fmt , \ - ##arg); \ +#define DRM_IOREMAPFREE(map) \ + do { \ + if ( (map)->handle && (map)->size ) \ + DRM(ioremapfree)( (map)->handle, (map)->size ); \ } while (0) -#else -#define DRM_DEBUG(fmt, arg...) do { } while (0) -#endif - -#define DRM_PROC_LIMIT (PAGE_SIZE-80) - -#define DRM_SYSCTL_PRINT(fmt, arg...) \ - snprintf(buf, sizeof(buf), fmt, ##arg); \ - error = SYSCTL_OUT(req, buf, strlen(buf)); \ - if (error) return error; - -#define DRM_SYSCTL_PRINT_RET(ret, fmt, arg...) \ - snprintf(buf, sizeof(buf), fmt, ##arg); \ - error = SYSCTL_OUT(req, buf, strlen(buf)); \ - if (error) { ret; return error; } /* Internal types and structures */ #define DRM_ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0])) @@ -240,15 +134,25 @@ find_first_zero_bit(volatile u_int32_t *p, int max) #define DRM_BUFCOUNT(x) ((x)->count - DRM_LEFTCOUNT(x)) #define DRM_WAITCOUNT(dev,idx) DRM_BUFCOUNT(&dev->queuelist[idx]->waitlist) +#define DRM_GET_PRIV_SAREA(_dev, _ctx, _map) do { \ + (_map) = (_dev)->context_sareas[_ctx]; \ +} while(0) + + +typedef struct drm_pci_list { + u16 vendor; + u16 device; +} drm_pci_list_t; + typedef struct drm_ioctl_desc { - d_ioctl_t *func; + d_ioctl_t *func; int auth_needed; int root_only; } drm_ioctl_desc_t; typedef struct drm_devstate { pid_t owner; /* X server pid holding x_lock */ - + } drm_devstate_t; typedef struct drm_magic_entry { @@ -258,8 +162,8 @@ typedef struct drm_magic_entry { } drm_magic_entry_t; typedef struct drm_magic_head { - struct drm_magic_entry *head; - struct drm_magic_entry *tail; + struct drm_magic_entry *head; + struct drm_magic_entry *tail; } drm_magic_head_t; typedef struct drm_vma_entry { @@ -279,7 +183,7 @@ typedef struct drm_buf { struct drm_buf *next; /* Kernel-only: used for free list */ __volatile__ int waiting; /* On kernel DMA queue */ __volatile__ int pending; /* On hardware DMA queue */ - int dma_wait; /* Processes waiting */ + wait_queue_head_t dma_wait; /* Processes waiting */ pid_t pid; /* PID of holding process */ int context; /* Kernel queue for this buffer */ int while_locked;/* Dispatch this buffer while locked */ @@ -292,15 +196,15 @@ typedef struct drm_buf { DRM_LIST_RECLAIM = 5 } list; /* Which list we're on */ - void *dev_private; - int dev_priv_size; - #if DRM_DMA_HISTOGRAM - struct timespec time_queued; /* Queued to kernel DMA queue */ - struct timespec time_dispatched; /* Dispatched to hardware */ - struct timespec time_completed; /* Completed by hardware */ - struct timespec time_freed; /* Back on freelist */ + cycles_t time_queued; /* Queued to kernel DMA queue */ + cycles_t time_dispatched; /* Dispatched to hardware */ + cycles_t time_completed; /* Completed by hardware */ + cycles_t time_freed; /* Back on freelist */ #endif + + int dev_priv_size; /* Size of buffer private stoarge */ + void *dev_private; /* Per-buffer private storage */ } drm_buf_t; #if DRM_DMA_HISTOGRAM @@ -309,14 +213,14 @@ typedef struct drm_buf { #define DRM_DMA_HISTOGRAM_NEXT(current) ((current)*10) typedef struct drm_histogram { atomic_t total; - + atomic_t queued_to_dispatched[DRM_DMA_HISTOGRAM_SLOTS]; atomic_t dispatched_to_completed[DRM_DMA_HISTOGRAM_SLOTS]; atomic_t completed_to_freed[DRM_DMA_HISTOGRAM_SLOTS]; - + atomic_t queued_to_completed[DRM_DMA_HISTOGRAM_SLOTS]; atomic_t queued_to_freed[DRM_DMA_HISTOGRAM_SLOTS]; - + atomic_t dma[DRM_DMA_HISTOGRAM_SLOTS]; atomic_t schedule[DRM_DMA_HISTOGRAM_SLOTS]; atomic_t ctx[DRM_DMA_HISTOGRAM_SLOTS]; @@ -332,20 +236,20 @@ typedef struct drm_waitlist { drm_buf_t **rp; /* Read pointer */ drm_buf_t **wp; /* Write pointer */ drm_buf_t **end; /* End pointer */ - spinlock_t read_lock; - spinlock_t write_lock; + DRM_OS_SPINTYPE read_lock; + DRM_OS_SPINTYPE write_lock; } drm_waitlist_t; typedef struct drm_freelist { int initialized; /* Freelist in use */ atomic_t count; /* Number of free buffers */ drm_buf_t *next; /* End pointer */ - - int waiting; /* Processes waiting on free bufs */ + + wait_queue_head_t waiting; /* Processes waiting on free bufs */ int low_mark; /* Low water mark */ int high_mark; /* High water mark */ atomic_t wfh; /* If waiting for high mark */ - struct simplelock lock; /* hope this doesn't need to be linux compatible */ + DRM_OS_SPINTYPE lock; } drm_freelist_t; typedef struct drm_buf_entry { @@ -365,7 +269,7 @@ typedef struct drm_hw_lock { } drm_hw_lock_t; typedef TAILQ_HEAD(drm_file_list, drm_file) drm_file_list_t; -typedef struct drm_file { +struct drm_file { TAILQ_ENTRY(drm_file) link; int authenticated; int minor; @@ -375,38 +279,40 @@ typedef struct drm_file { drm_magic_t magic; unsigned long ioctl_count; struct drm_device *devXX; -} drm_file_t; - +}; typedef struct drm_queue { atomic_t use_count; /* Outstanding uses (+1) */ atomic_t finalization; /* Finalization in progress */ atomic_t block_count; /* Count of processes waiting */ atomic_t block_read; /* Queue blocked for reads */ - int read_queue; /* Processes waiting on block_read */ + wait_queue_head_t read_queue; /* Processes waiting on block_read */ atomic_t block_write; /* Queue blocked for writes */ - int write_queue; /* Processes waiting on block_write */ + wait_queue_head_t write_queue; /* Processes waiting on block_write */ +#if 1 atomic_t total_queued; /* Total queued statistic */ atomic_t total_flushed;/* Total flushes statistic */ atomic_t total_locks; /* Total locks statistics */ +#endif drm_ctx_flags_t flags; /* Context preserving and 2D-only */ drm_waitlist_t waitlist; /* Pending buffers */ - int flush_queue; /* Processes waiting until flush */ + wait_queue_head_t flush_queue; /* Processes waiting until flush */ } drm_queue_t; typedef struct drm_lock_data { drm_hw_lock_t *hw_lock; /* Hardware lock */ pid_t pid; /* PID of lock holder (0=kernel) */ - int lock_queue; /* Queue of blocked processes */ + wait_queue_head_t lock_queue; /* Queue of blocked processes */ unsigned long lock_time; /* Time of last lock in jiffies */ } drm_lock_data_t; typedef struct drm_device_dma { +#if 0 /* Performance Counters */ atomic_t total_prio; /* Total DRM_DMA_PRIORITY */ atomic_t total_bytes; /* Total bytes DMA'd */ atomic_t total_dmas; /* Total DMA buffers dispatched */ - + atomic_t total_missed_dma; /* Missed drm_do_dma */ atomic_t total_missed_lock; /* Missed lock in drm_do_dma */ atomic_t total_missed_free; /* Missed drm_free_this_buffer */ @@ -415,27 +321,28 @@ typedef struct drm_device_dma { atomic_t total_tried; /* Tried next_buffer */ atomic_t total_hit; /* Sent next_buffer */ atomic_t total_lost; /* Lost interrupt */ +#endif drm_buf_entry_t bufs[DRM_MAX_ORDER+1]; int buf_count; drm_buf_t **buflist; /* Vector of pointers info bufs */ - int seg_count; + int seg_count; int page_count; - vm_offset_t *pagelist; + unsigned long *pagelist; unsigned long byte_count; enum { - _DRM_DMA_USE_AGP = 0x01 + _DRM_DMA_USE_AGP = 0x01, + _DRM_DMA_USE_SG = 0x02 } flags; /* DMA support */ drm_buf_t *this_buffer; /* Buffer being sent */ drm_buf_t *next_buffer; /* Selected buffer to send */ drm_queue_t *next_queue; /* Queue from which buffer selected*/ - int waiting; /* Processes waiting on free bufs */ + wait_queue_head_t waiting; /* Processes waiting on free bufs */ } drm_device_dma_t; -#ifdef DRM_AGP - +#if __REALLY_HAVE_AGP typedef struct drm_agp_mem { void *handle; unsigned long bound; /* address */ @@ -454,27 +361,45 @@ typedef struct drm_agp_head { int acquired; unsigned long base; int agp_mtrr; + int cant_use_aperture; + unsigned long page_mask; } drm_agp_head_t; - #endif -typedef struct drm_device { +typedef struct drm_sg_mem { + unsigned long handle; + void *virtual; + int pages; + struct page **pagelist; +} drm_sg_mem_t; + +typedef struct drm_sigdata { + int context; + drm_hw_lock_t *lock; +} drm_sigdata_t; + +typedef TAILQ_HEAD(drm_map_list, drm_map_list_entry) drm_map_list_t; +typedef struct drm_map_list_entry { + TAILQ_ENTRY(drm_map_list_entry) link; + drm_map_t *map; +} drm_map_list_entry_t; + +struct drm_device { const char *name; /* Simple driver name */ char *unique; /* Unique identifier: e.g., busid */ int unique_len; /* Length of unique field */ device_t device; /* Device instance from newbus */ dev_t devnode; /* Device number for mknod */ char *devname; /* For /proc/interrupts */ - + int blocked; /* Blocked due to VC switch? */ int flags; /* Flags to open(2) */ int writable; /* Opened with FWRITE */ struct proc_dir_entry *root; /* Root for this device's entries */ /* Locks */ - struct simplelock count_lock; /* For inuse, open_count, buf_use */ - struct lock dev_lock; /* For others */ - + DRM_OS_SPINTYPE count_lock; /* For inuse, open_count, buf_use */ + struct lock dev_lock; /* For others */ /* Usage Counters */ int open_count; /* Outstanding files open */ atomic_t ioctl_count; /* Outstanding IOCTLs pending */ @@ -482,26 +407,22 @@ typedef struct drm_device { int buf_use; /* Buffers in use -- cannot alloc */ atomic_t buf_alloc; /* Buffer allocation in progress */ - /* Performance Counters */ - atomic_t total_open; - atomic_t total_close; - atomic_t total_ioctl; - atomic_t total_irq; /* Total interruptions */ - atomic_t total_ctx; /* Total context switches */ - - atomic_t total_locks; - atomic_t total_unlocks; - atomic_t total_contends; - atomic_t total_sleeps; + /* Performance counters */ + unsigned long counters; + drm_stat_type_t types[15]; + atomic_t counts[15]; /* Authentication */ drm_file_list_t files; drm_magic_head_t magiclist[DRM_HASH_SIZE]; /* Memory management */ - drm_map_t **maplist; /* Vector of pointers to regions */ + drm_map_list_t *maplist; /* Linked list of regions */ int map_count; /* Number of mappable regions */ + drm_map_t **context_sareas; + int max_context; + drm_vma_entry_t *vmalist; /* List of vmas (for debugging) */ drm_lock_data_t lock; /* Information on hardware lock */ @@ -513,223 +434,199 @@ typedef struct drm_device { drm_device_dma_t *dma; /* Optional pointer for DMA support */ /* Context support */ - struct resource *irq; /* Interrupt used by board */ + int irq; /* Interrupt used by board */ + struct resource *irqr; /* Resource for interrupt used by board */ void *irqh; /* Handle from bus_setup_intr */ - __volatile__ long context_flag; /* Context swapping flag */ - __volatile__ long interrupt_flag;/* Interruption handler flag */ - __volatile__ long dma_flag; /* DMA dispatch flag */ - struct callout timer; /* Timer for delaying ctx switch */ - int context_wait; /* Processes waiting on ctx switch */ + __volatile__ long context_flag; /* Context swapping flag */ + __volatile__ long interrupt_flag; /* Interruption handler flag */ + __volatile__ long dma_flag; /* DMA dispatch flag */ + struct callout timer; /* Timer for delaying ctx switch */ + wait_queue_head_t context_wait; /* Processes waiting on ctx switch */ int last_checked; /* Last context checked for DMA */ int last_context; /* Last current context */ - int last_switch; /* Time at last context switch */ + unsigned long last_switch; /* jiffies at last context switch */ #if __FreeBSD_version >= 400005 - struct task task; + struct task task; #endif - struct timespec ctx_start; - struct timespec lck_start; -#if DRM_DMA_HISTOGRAM + cycles_t ctx_start; + cycles_t lck_start; +#if __HAVE_DMA_HISTOGRAM drm_histogram_t histo; #endif - + /* Callback to X server for context switch and for heavy-handed reset. */ char buf[DRM_BSZ]; /* Output buffer */ char *buf_rp; /* Read pointer */ char *buf_wp; /* Write pointer */ char *buf_end; /* End pointer */ - struct sigio *buf_sigio; /* Processes waiting for SIGIO */ + struct sigio *buf_sigio; /* Processes waiting for SIGIO */ struct selinfo buf_sel; /* Workspace for select/poll */ - int buf_readers; /* Processes waiting to read */ - int buf_writers; /* Processes waiting to ctx switch */ - int buf_selecting; /* True if poll sleeper */ + int buf_selecting;/* True if poll sleeper */ + wait_queue_head_t buf_readers; /* Processes waiting to read */ + wait_queue_head_t buf_writers; /* Processes waiting to ctx switch */ /* Sysctl support */ struct drm_sysctl_info *sysctl; -#ifdef DRM_AGP +#if __REALLY_HAVE_AGP drm_agp_head_t *agp; #endif - u_int32_t *ctx_bitmap; + struct pci_dev *pdev; +#ifdef __alpha__ +#if LINUX_VERSION_CODE < 0x020403 + struct pci_controler *hose; +#else + struct pci_controller *hose; +#endif +#endif + drm_sg_mem_t *sg; /* Scatter gather memory */ + unsigned long *ctx_bitmap; void *dev_private; -} drm_device_t; - - - /* Internal function definitions */ - - /* Misc. support (init.c) */ -extern int drm_flags; -extern void drm_parse_options(char *s); - - - /* Device support (fops.c) */ -extern drm_file_t *drm_find_file_by_proc(drm_device_t *dev, struct proc *p); -extern int drm_open_helper(dev_t kdev, int flags, int fmt, struct proc *p, - drm_device_t *dev); -extern d_close_t drm_close; -extern d_read_t drm_read; -extern d_write_t drm_write; -extern d_poll_t drm_poll; -extern int drm_fsetown(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p); -extern int drm_fgetown(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p); -extern int drm_write_string(drm_device_t *dev, const char *s); - -#if 0 - /* Mapping support (vm.c) */ -extern unsigned long drm_vm_nopage(struct vm_area_struct *vma, - unsigned long address, - int write_access); -extern unsigned long drm_vm_shm_nopage(struct vm_area_struct *vma, - unsigned long address, - int write_access); -extern unsigned long drm_vm_dma_nopage(struct vm_area_struct *vma, - unsigned long address, - int write_access); -extern void drm_vm_open(struct vm_area_struct *vma); -extern void drm_vm_close(struct vm_area_struct *vma); -extern int drm_mmap_dma(struct file *filp, - struct vm_area_struct *vma); + drm_sigdata_t sigdata; /* For block_all_signals */ + sigset_t sigmask; +}; + +extern int DRM(flags); +extern void DRM(parse_options)( char *s ); +extern int DRM(cpu_valid)( void ); + + /* Authentication (drm_auth.h) */ +extern int DRM(add_magic)(drm_device_t *dev, drm_file_t *priv, + drm_magic_t magic); +extern int DRM(remove_magic)(drm_device_t *dev, drm_magic_t magic); + + /* Driver support (drm_drv.h) */ +extern int DRM(version)( DRM_OS_IOCTL ); +extern int DRM(write_string)(drm_device_t *dev, const char *s); + + /* Memory management support (drm_memory.h) */ +extern void DRM(mem_init)(void); +extern void *DRM(alloc)(size_t size, int area); +extern void *DRM(realloc)(void *oldpt, size_t oldsize, size_t size, + int area); +extern char *DRM(strdup)(const char *s, int area); +extern void DRM(strfree)(char *s, int area); +extern void DRM(free)(void *pt, size_t size, int area); +extern unsigned long DRM(alloc_pages)(int order, int area); +extern void DRM(free_pages)(unsigned long address, int order, + int area); +extern void *DRM(ioremap)(unsigned long offset, unsigned long size); +extern void DRM(ioremapfree)(void *pt, unsigned long size); + +#if __REALLY_HAVE_AGP +extern agp_memory *DRM(alloc_agp)(int pages, u32 type); +extern int DRM(free_agp)(agp_memory *handle, int pages); +extern int DRM(bind_agp)(agp_memory *handle, unsigned int start); +extern int DRM(unbind_agp)(agp_memory *handle); #endif -extern d_mmap_t drm_mmap; - /* Proc support (proc.c) */ -extern int drm_sysctl_init(drm_device_t *dev); -extern int drm_sysctl_cleanup(drm_device_t *dev); +extern int DRM(context_switch)(drm_device_t *dev, int old, int new); +extern int DRM(context_switch_complete)(drm_device_t *dev, int new); - /* Memory management support (memory.c) */ -extern void drm_mem_init(void); +#if __HAVE_CTX_BITMAP +extern int DRM(ctxbitmap_init)( drm_device_t *dev ); +extern void DRM(ctxbitmap_cleanup)( drm_device_t *dev ); +extern void DRM(ctxbitmap_free)( drm_device_t *dev, int ctx_handle ); +extern int DRM(ctxbitmap_next)( drm_device_t *dev ); +#endif -#if __FreeBSD_version < 411000 -#define DRM_SYSCTL_HANDLER_ARGS SYSCTL_HANDLER_ARGS -#else -#define DRM_SYSCTL_HANDLER_ARGS (SYSCTL_HANDLER_ARGS) + /* Locking IOCTL support (drm_lock.h) */ +extern int DRM(lock_take)(__volatile__ unsigned int *lock, + unsigned int context); +extern int DRM(lock_transfer)(drm_device_t *dev, + __volatile__ unsigned int *lock, + unsigned int context); +extern int DRM(lock_free)(drm_device_t *dev, + __volatile__ unsigned int *lock, + unsigned int context); +extern int DRM(flush_unblock)(drm_device_t *dev, int context, + drm_lock_flags_t flags); +extern int DRM(flush_block_and_flush)(drm_device_t *dev, int context, + drm_lock_flags_t flags); +extern int DRM(notifier)(void *priv); + + /* Buffer management support (drm_bufs.h) */ +extern int DRM(order)( unsigned long size ); + +#if __HAVE_DMA + /* DMA support (drm_dma.h) */ +extern int DRM(dma_setup)(drm_device_t *dev); +extern void DRM(dma_takedown)(drm_device_t *dev); +extern void DRM(free_buffer)(drm_device_t *dev, drm_buf_t *buf); +extern void DRM(reclaim_buffers)(drm_device_t *dev, pid_t pid); +#if __HAVE_OLD_DMA +/* GH: This is a dirty hack for now... + */ +extern void DRM(clear_next_buffer)(drm_device_t *dev); +extern int DRM(select_queue)(drm_device_t *dev, + void (*wrapper)(unsigned long)); +extern int DRM(dma_enqueue)(drm_device_t *dev, drm_dma_t *dma); +extern int DRM(dma_get_buffers)(drm_device_t *dev, drm_dma_t *dma); +#endif +#if __HAVE_DMA_IRQ +extern int DRM(irq_install)( drm_device_t *dev, int irq ); +extern int DRM(irq_uninstall)( drm_device_t *dev ); +extern void DRM(dma_service)( DRM_OS_IRQ_ARGS ); +#if __HAVE_DMA_IRQ_BH +extern void DRM(dma_immediate_bh)( DRM_OS_TASKQUEUE_ARGS ); #endif -extern int drm_mem_info DRM_SYSCTL_HANDLER_ARGS; -extern void *drm_alloc(size_t size, int area); -extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, - int area); -extern char *drm_strdup(const char *s, int area); -extern void drm_strfree(char *s, int area); -extern void drm_free(void *pt, size_t size, int area); -extern unsigned long drm_alloc_pages(int order, int area); -extern void drm_free_pages(unsigned long address, int order, - int area); -extern void *drm_ioremap(unsigned long offset, unsigned long size); -extern void drm_ioremapfree(void *pt, unsigned long size); - -#ifdef DRM_AGP -extern void *drm_alloc_agp(int pages, u_int32_t type); -extern int drm_free_agp(void *handle, int pages); -extern int drm_bind_agp(void *handle, unsigned int start); -extern int drm_unbind_agp(void *handle); #endif - - /* Buffer management support (bufs.c) */ -extern int drm_order(unsigned long size); -extern d_ioctl_t drm_addmap; -extern d_ioctl_t drm_addbufs; -extern d_ioctl_t drm_infobufs; -extern d_ioctl_t drm_markbufs; -extern d_ioctl_t drm_freebufs; -extern d_ioctl_t drm_mapbufs; - - - /* Buffer list management support (lists.c) */ -extern int drm_waitlist_create(drm_waitlist_t *bl, int count); -extern int drm_waitlist_destroy(drm_waitlist_t *bl); -extern int drm_waitlist_put(drm_waitlist_t *bl, drm_buf_t *buf); -extern drm_buf_t *drm_waitlist_get(drm_waitlist_t *bl); - -extern int drm_freelist_create(drm_freelist_t *bl, int count); -extern int drm_freelist_destroy(drm_freelist_t *bl); -extern int drm_freelist_put(drm_device_t *dev, drm_freelist_t *bl, - drm_buf_t *buf); -extern drm_buf_t *drm_freelist_get(drm_freelist_t *bl, int block); - - /* DMA support (gen_dma.c) */ -extern void drm_dma_setup(drm_device_t *dev); -extern void drm_dma_takedown(drm_device_t *dev); -extern void drm_free_buffer(drm_device_t *dev, drm_buf_t *buf); -extern void drm_reclaim_buffers(drm_device_t *dev, pid_t pid); -extern int drm_context_switch(drm_device_t *dev, int old, int new); -extern int drm_context_switch_complete(drm_device_t *dev, int new); -extern void drm_wakeup(drm_device_t *dev, drm_buf_t *buf); -extern void drm_clear_next_buffer(drm_device_t *dev); -extern int drm_select_queue(drm_device_t *dev, - void (*wrapper)(void *)); -extern int drm_dma_enqueue(drm_device_t *dev, drm_dma_t *dma); -extern int drm_dma_get_buffers(drm_device_t *dev, drm_dma_t *dma); #if DRM_DMA_HISTOGRAM -extern int drm_histogram_slot(struct timespec *ts); -extern void drm_histogram_compute(drm_device_t *dev, drm_buf_t *buf); +extern int DRM(histogram_slot)(unsigned long count); +extern void DRM(histogram_compute)(drm_device_t *dev, drm_buf_t *buf); #endif + /* Buffer list support (drm_lists.h) */ +#if __HAVE_DMA_WAITLIST +extern int DRM(waitlist_create)(drm_waitlist_t *bl, int count); +extern int DRM(waitlist_destroy)(drm_waitlist_t *bl); +extern int DRM(waitlist_put)(drm_waitlist_t *bl, drm_buf_t *buf); +extern drm_buf_t *DRM(waitlist_get)(drm_waitlist_t *bl); +#endif +#if __HAVE_DMA_FREELIST +extern int DRM(freelist_create)(drm_freelist_t *bl, int count); +extern int DRM(freelist_destroy)(drm_freelist_t *bl); +extern int DRM(freelist_put)(drm_device_t *dev, drm_freelist_t *bl, + drm_buf_t *buf); +extern drm_buf_t *DRM(freelist_get)(drm_freelist_t *bl, int block); +#endif +#endif /* __HAVE_DMA */ + +#if __REALLY_HAVE_AGP + /* AGP/GART support (drm_agpsupport.h) */ +extern drm_agp_head_t *DRM(agp_init)(void); +extern void DRM(agp_uninit)(void); +extern void DRM(agp_do_release)(void); +extern agp_memory *DRM(agp_allocate_memory)(size_t pages, u32 type); +extern int DRM(agp_free_memory)(agp_memory *handle); +extern int DRM(agp_bind_memory)(agp_memory *handle, off_t start); +extern int DRM(agp_unbind_memory)(agp_memory *handle); +#endif - /* Misc. IOCTL support (ioctl.c) */ -extern d_ioctl_t drm_irq_busid; -extern d_ioctl_t drm_getunique; -extern d_ioctl_t drm_setunique; - - - /* Context IOCTL support (context.c) */ -extern d_ioctl_t drm_resctx; -extern d_ioctl_t drm_addctx; -extern d_ioctl_t drm_modctx; -extern d_ioctl_t drm_getctx; -extern d_ioctl_t drm_switchctx; -extern d_ioctl_t drm_newctx; -extern d_ioctl_t drm_rmctx; - - - /* Drawable IOCTL support (drawable.c) */ -extern d_ioctl_t drm_adddraw; -extern d_ioctl_t drm_rmdraw; - - - /* Authentication IOCTL support (auth.c) */ -extern int drm_add_magic(drm_device_t *dev, drm_file_t *priv, - drm_magic_t magic); -extern int drm_remove_magic(drm_device_t *dev, drm_magic_t magic); -extern d_ioctl_t drm_getmagic; -extern d_ioctl_t drm_authmagic; - - - /* Locking IOCTL support (lock.c) */ -extern d_ioctl_t drm_block; -extern d_ioctl_t drm_unblock; -extern int drm_lock_take(__volatile__ unsigned int *lock, - unsigned int context); -extern int drm_lock_transfer(drm_device_t *dev, - __volatile__ unsigned int *lock, - unsigned int context); -extern int drm_lock_free(drm_device_t *dev, - __volatile__ unsigned int *lock, - unsigned int context); -extern d_ioctl_t drm_finish; -extern int drm_flush_unblock(drm_device_t *dev, int context, - drm_lock_flags_t flags); -extern int drm_flush_block_and_flush(drm_device_t *dev, int context, - drm_lock_flags_t flags); - - /* Context Bitmap support (ctxbitmap.c) */ -extern int drm_ctxbitmap_init(drm_device_t *dev); -extern void drm_ctxbitmap_cleanup(drm_device_t *dev); -extern int drm_ctxbitmap_next(drm_device_t *dev); -extern void drm_ctxbitmap_free(drm_device_t *dev, int ctx_handle); - -#ifdef DRM_AGP - /* AGP/GART support (agpsupport.c) */ -extern drm_agp_head_t *drm_agp_init(void); -extern d_ioctl_t drm_agp_acquire; -extern d_ioctl_t drm_agp_release; -extern d_ioctl_t drm_agp_enable; -extern d_ioctl_t drm_agp_info; -extern d_ioctl_t drm_agp_alloc; -extern d_ioctl_t drm_agp_free; -extern d_ioctl_t drm_agp_unbind; -extern d_ioctl_t drm_agp_bind; + /* Proc support (drm_proc.h) */ +extern struct proc_dir_entry *DRM(proc_init)(drm_device_t *dev, + int minor, + struct proc_dir_entry *root, + struct proc_dir_entry **dev_root); +extern int DRM(proc_cleanup)(int minor, + struct proc_dir_entry *root, + struct proc_dir_entry *dev_root); + +#if __HAVE_SG + /* Scatter Gather Support (drm_scatter.h) */ +extern void DRM(sg_cleanup)(drm_sg_mem_t *entry); #endif + +#if __REALLY_HAVE_SG + /* ATI PCIGART support (ati_pcigart.h) */ +extern int DRM(ati_pcigart_init)(drm_device_t *dev, + unsigned long *addr, + dma_addr_t *bus_addr); +extern int DRM(ati_pcigart_cleanup)(drm_device_t *dev, + unsigned long addr, + dma_addr_t bus_addr); #endif + +#endif /* __KERNEL__ */ #endif diff --git a/bsd-core/tdfx/Makefile b/bsd-core/tdfx/Makefile index 4362a5ba4..d177ff602 100644 --- a/bsd-core/tdfx/Makefile +++ b/bsd-core/tdfx/Makefile @@ -1,10 +1,10 @@ # $FreeBSD$ -KMOD = tdfx -SRCS = tdfx_drv.c tdfx_context.c -SRCS += device_if.h bus_if.h pci_if.h -CFLAGS += ${DEBUG_FLAGS} -I. -I.. -KMODDEPS = drm +KMOD= tdfx +NOMAN= YES +SRCS= tdfx_drv.c +SRCS+= device_if.h bus_if.h pci_if.h opt_drm_linux.h +CFLAGS+= ${DEBUG_FLAGS} -I. -I.. @: ln -sf /sys @ @@ -12,4 +12,14 @@ KMODDEPS = drm machine: ln -sf /sys/i386/include machine +.if ${MACHINE_ARCH} == "i386" +# This line enables linux ioctl handling +# If you want support for this uncomment this line +#TDFX_OPTS= "\#define DRM_LINUX" 1 +.endif + +opt_drm_linux.h: + touch opt_drm_linux.h + echo $(TDFX_OPTS) >> opt_drm_linux.h + .include <bsd.kmod.mk> diff --git a/bsd/Imakefile b/bsd/Imakefile index 0e11ec504..d18f18732 100644 --- a/bsd/Imakefile +++ b/bsd/Imakefile @@ -1,28 +1,4 @@ -XCOMM $XFree86: xc/programs/Xserver/hw/xfree86/os-support/bsd/drm/kernel/Imakefile,v 1.6 2001/04/18 14:52:43 dawes Exp $ - -#include <Server.tmpl> - -#if 0 -LinkSourceFile(xf86drm.c,..) -LinkSourceFile(xf86drmHash.c,..) -LinkSourceFile(xf86drmRandom.c,..) -LinkSourceFile(xf86drmSL.c,..) -LinkSourceFile(xf86drm.h,$(XF86OSSRC)) -LinkSourceFile(xf86_OSproc.h,$(XF86OSSRC)) -LinkSourceFile(sigio.c,$(XF86OSSRC)/shared) -#endif - -XCOMM Try to use the Linux version of the DRM headers. This avoids skew -XCOMM and missing headers. If there's a need to break them out, they -XCOMM can be re-added later. If not, they can be moved to somewhere more -XCOMM OS-independent and referenced from there. -LinkSourceFile(drm.h,$(XF86OSSRC)/linux/drm/kernel) -LinkSourceFile(i810_drm.h,$(XF86OSSRC)/linux/drm/kernel) -LinkSourceFile(mga_drm.h,$(XF86OSSRC)/linux/drm/kernel) -LinkSourceFile(r128_drm.h,$(XF86OSSRC)/linux/drm/kernel) -LinkSourceFile(radeon_drm.h,$(XF86OSSRC)/linux/drm/kernel) -LinkSourceFile(sis_drm.h,$(XF86OSSRC)/linux/drm/kernel) - +XCOMM $XFree86: xc/programs/Xserver/hw/xfree86/os-support/bsd/drm/kernel/Imakefile,v 1.8 2001/12/13 00:24:45 alanh Exp $ XCOMM This is a kludge until we determine how best to build the XCOMM kernel-specific device driver. This allows us to continue @@ -37,7 +13,7 @@ install:: $(MAKE) -f Makefile.bsd install #else all:: - @echo 'Use "make -f Makefile.bsd" to manually build drm.o' + @echo 'Use "make -f Makefile.bsd" to manually build the modules' #endif clean:: diff --git a/bsd/Makefile b/bsd/Makefile index 61cba175f..9c87d963d 100644 --- a/bsd/Makefile +++ b/bsd/Makefile @@ -1,5 +1,6 @@ # $FreeBSD$ -SUBDIR = drm tdfx mga gamma +# i810, i830 & sis are not complete +SUBDIR = tdfx mga r128 radeon gamma # i810 sis i830 .include <bsd.subdir.mk> diff --git a/bsd/Makefile.bsd b/bsd/Makefile.bsd index 61cba175f..9c87d963d 100644 --- a/bsd/Makefile.bsd +++ b/bsd/Makefile.bsd @@ -1,5 +1,6 @@ # $FreeBSD$ -SUBDIR = drm tdfx mga gamma +# i810, i830 & sis are not complete +SUBDIR = tdfx mga r128 radeon gamma # i810 sis i830 .include <bsd.subdir.mk> diff --git a/bsd/drm.h b/bsd/drm.h new file mode 100644 index 000000000..688769409 --- /dev/null +++ b/bsd/drm.h @@ -0,0 +1,501 @@ +/* drm.h -- Header for Direct Rendering Manager -*- linux-c -*- + * Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith <faith@valinux.com> + * + * Acknowledgements: + * Dec 1999, Richard Henderson <rth@twiddle.net>, move to generic cmpxchg. + * + */ + +#ifndef _DRM_H_ +#define _DRM_H_ + +#include <sys/ioccom.h> +#define DRM_IOCTL_NR(n) ((n) & 0xff) + +#define XFREE86_VERSION(major,minor,patch,snap) \ + ((major << 16) | (minor << 8) | patch) + +#ifndef CONFIG_XFREE86_VERSION +#define CONFIG_XFREE86_VERSION XFREE86_VERSION(4,1,0,0) +#endif + +#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) +#define DRM_PROC_DEVICES "/proc/devices" +#define DRM_PROC_MISC "/proc/misc" +#define DRM_PROC_DRM "/proc/drm" +#define DRM_DEV_DRM "/dev/drm" +#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) +#define DRM_DEV_UID 0 +#define DRM_DEV_GID 0 +#endif + +#if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0) +#define DRM_MAJOR 226 +#define DRM_MAX_MINOR 15 +#endif +#define DRM_NAME "drm" /* Name in kernel, /dev, and /proc */ +#define DRM_MIN_ORDER 5 /* At least 2^5 bytes = 32 bytes */ +#define DRM_MAX_ORDER 22 /* Up to 2^22 bytes = 4MB */ +#define DRM_RAM_PERCENT 50 /* How much system ram can we lock? */ + +#define _DRM_LOCK_HELD 0x80000000 /* Hardware lock is held */ +#define _DRM_LOCK_CONT 0x40000000 /* Hardware lock is contended */ +#define _DRM_LOCK_IS_HELD(lock) ((lock) & _DRM_LOCK_HELD) +#define _DRM_LOCK_IS_CONT(lock) ((lock) & _DRM_LOCK_CONT) +#define _DRM_LOCKING_CONTEXT(lock) ((lock) & ~(_DRM_LOCK_HELD|_DRM_LOCK_CONT)) + +typedef unsigned long drm_handle_t; +typedef unsigned int drm_context_t; +typedef unsigned int drm_drawable_t; +typedef unsigned int drm_magic_t; + +/* Warning: If you change this structure, make sure you change + * XF86DRIClipRectRec in the server as well */ + +typedef struct drm_clip_rect { + unsigned short x1; + unsigned short y1; + unsigned short x2; + unsigned short y2; +} drm_clip_rect_t; + +typedef struct drm_tex_region { + unsigned char next; + unsigned char prev; + unsigned char in_use; + unsigned char padding; + unsigned int age; +} drm_tex_region_t; + +/* Seperate include files for the driver specific structures */ +#include "mga_drm.h" +#include "i810_drm.h" +#include "i830_drm.h" +#include "r128_drm.h" +#include "radeon_drm.h" +#include "sis_drm.h" + +typedef struct drm_version { + int version_major; /* Major version */ + int version_minor; /* Minor version */ + int version_patchlevel;/* Patch level */ + size_t name_len; /* Length of name buffer */ + char *name; /* Name of driver */ + size_t date_len; /* Length of date buffer */ + char *date; /* User-space buffer to hold date */ + size_t desc_len; /* Length of desc buffer */ + char *desc; /* User-space buffer to hold desc */ +} drm_version_t; + +typedef struct drm_unique { + size_t unique_len; /* Length of unique */ + char *unique; /* Unique name for driver instantiation */ +} drm_unique_t; + +typedef struct drm_list { + int count; /* Length of user-space structures */ + drm_version_t *version; +} drm_list_t; + +typedef struct drm_block { + int unused; +} drm_block_t; + +typedef struct drm_control { + enum { + DRM_ADD_COMMAND, + DRM_RM_COMMAND, + DRM_INST_HANDLER, + DRM_UNINST_HANDLER + } func; + int irq; +} drm_control_t; + +typedef enum drm_map_type { + _DRM_FRAME_BUFFER = 0, /* WC (no caching), no core dump */ + _DRM_REGISTERS = 1, /* no caching, no core dump */ + _DRM_SHM = 2, /* shared, cached */ + _DRM_AGP = 3, /* AGP/GART */ + _DRM_SCATTER_GATHER = 4 /* Scatter/gather memory for PCI DMA */ +} drm_map_type_t; + +typedef enum drm_map_flags { + _DRM_RESTRICTED = 0x01, /* Cannot be mapped to user-virtual */ + _DRM_READ_ONLY = 0x02, + _DRM_LOCKED = 0x04, /* shared, cached, locked */ + _DRM_KERNEL = 0x08, /* kernel requires access */ + _DRM_WRITE_COMBINING = 0x10, /* use write-combining if available */ + _DRM_CONTAINS_LOCK = 0x20, /* SHM page that contains lock */ + _DRM_REMOVABLE = 0x40 /* Removable mapping */ +} drm_map_flags_t; + +typedef struct drm_ctx_priv_map { + unsigned int ctx_id; /* Context requesting private mapping */ + void *handle; /* Handle of map */ +} drm_ctx_priv_map_t; + +typedef struct drm_map { + unsigned long offset; /* Requested physical address (0 for SAREA)*/ + unsigned long size; /* Requested physical size (bytes) */ + drm_map_type_t type; /* Type of memory to map */ + drm_map_flags_t flags; /* Flags */ + void *handle; /* User-space: "Handle" to pass to mmap */ + /* Kernel-space: kernel-virtual address */ + int mtrr; /* MTRR slot used */ + /* Private data */ +} drm_map_t; + +typedef struct drm_client { + int idx; /* Which client desired? */ + int auth; /* Is client authenticated? */ + unsigned long pid; /* Process id */ + unsigned long uid; /* User id */ + unsigned long magic; /* Magic */ + unsigned long iocs; /* Ioctl count */ +} drm_client_t; + +typedef enum { + _DRM_STAT_LOCK, + _DRM_STAT_OPENS, + _DRM_STAT_CLOSES, + _DRM_STAT_IOCTLS, + _DRM_STAT_LOCKS, + _DRM_STAT_UNLOCKS, + _DRM_STAT_VALUE, /* Generic value */ + _DRM_STAT_BYTE, /* Generic byte counter (1024bytes/K) */ + _DRM_STAT_COUNT, /* Generic non-byte counter (1000/k) */ + + _DRM_STAT_IRQ, /* IRQ */ + _DRM_STAT_PRIMARY, /* Primary DMA bytes */ + _DRM_STAT_SECONDARY, /* Secondary DMA bytes */ + _DRM_STAT_DMA, /* DMA */ + _DRM_STAT_SPECIAL, /* Special DMA (e.g., priority or polled) */ + _DRM_STAT_MISSED /* Missed DMA opportunity */ + + /* Add to the *END* of the list */ +} drm_stat_type_t; + +typedef struct drm_stats { + unsigned long count; + struct { + unsigned long value; + drm_stat_type_t type; + } data[15]; +} drm_stats_t; + +typedef enum drm_lock_flags { + _DRM_LOCK_READY = 0x01, /* Wait until hardware is ready for DMA */ + _DRM_LOCK_QUIESCENT = 0x02, /* Wait until hardware quiescent */ + _DRM_LOCK_FLUSH = 0x04, /* Flush this context's DMA queue first */ + _DRM_LOCK_FLUSH_ALL = 0x08, /* Flush all DMA queues first */ + /* These *HALT* flags aren't supported yet + -- they will be used to support the + full-screen DGA-like mode. */ + _DRM_HALT_ALL_QUEUES = 0x10, /* Halt all current and future queues */ + _DRM_HALT_CUR_QUEUES = 0x20 /* Halt all current queues */ +} drm_lock_flags_t; + +typedef struct drm_lock { + int context; + drm_lock_flags_t flags; +} drm_lock_t; + +typedef enum drm_dma_flags { /* These values *MUST* match xf86drm.h */ + /* Flags for DMA buffer dispatch */ + _DRM_DMA_BLOCK = 0x01, /* Block until buffer dispatched. + Note, the buffer may not yet have + been processed by the hardware -- + getting a hardware lock with the + hardware quiescent will ensure + that the buffer has been + processed. */ + _DRM_DMA_WHILE_LOCKED = 0x02, /* Dispatch while lock held */ + _DRM_DMA_PRIORITY = 0x04, /* High priority dispatch */ + + /* Flags for DMA buffer request */ + _DRM_DMA_WAIT = 0x10, /* Wait for free buffers */ + _DRM_DMA_SMALLER_OK = 0x20, /* Smaller-than-requested buffers ok */ + _DRM_DMA_LARGER_OK = 0x40 /* Larger-than-requested buffers ok */ +} drm_dma_flags_t; + +typedef struct drm_buf_desc { + int count; /* Number of buffers of this size */ + int size; /* Size in bytes */ + int low_mark; /* Low water mark */ + int high_mark; /* High water mark */ + enum { + _DRM_PAGE_ALIGN = 0x01, /* Align on page boundaries for DMA */ + _DRM_AGP_BUFFER = 0x02, /* Buffer is in agp space */ + _DRM_SG_BUFFER = 0x04 /* Scatter/gather memory buffer */ + } flags; + unsigned long agp_start; /* Start address of where the agp buffers + * are in the agp aperture */ +} drm_buf_desc_t; + +typedef struct drm_buf_info { + int count; /* Entries in list */ + drm_buf_desc_t *list; +} drm_buf_info_t; + +typedef struct drm_buf_free { + int count; + int *list; +} drm_buf_free_t; + +typedef struct drm_buf_pub { + int idx; /* Index into master buflist */ + int total; /* Buffer size */ + int used; /* Amount of buffer in use (for DMA) */ + void *address; /* Address of buffer */ +} drm_buf_pub_t; + +typedef struct drm_buf_map { + int count; /* Length of buflist */ + void *virtual; /* Mmaped area in user-virtual */ + drm_buf_pub_t *list; /* Buffer information */ +} drm_buf_map_t; + +typedef struct drm_dma { + /* Indices here refer to the offset into + buflist in drm_buf_get_t. */ + int context; /* Context handle */ + int send_count; /* Number of buffers to send */ + int *send_indices; /* List of handles to buffers */ + int *send_sizes; /* Lengths of data to send */ + drm_dma_flags_t flags; /* Flags */ + int request_count; /* Number of buffers requested */ + int request_size; /* Desired size for buffers */ + int *request_indices; /* Buffer information */ + int *request_sizes; + int granted_count; /* Number of buffers granted */ +} drm_dma_t; + +typedef enum { + _DRM_CONTEXT_PRESERVED = 0x01, + _DRM_CONTEXT_2DONLY = 0x02 +} drm_ctx_flags_t; + +typedef struct drm_ctx { + drm_context_t handle; + drm_ctx_flags_t flags; +} drm_ctx_t; + +typedef struct drm_ctx_res { + int count; + drm_ctx_t *contexts; +} drm_ctx_res_t; + +typedef struct drm_draw { + drm_drawable_t handle; +} drm_draw_t; + +typedef struct drm_auth { + drm_magic_t magic; +} drm_auth_t; + +typedef struct drm_irq_busid { + int irq; + int busnum; + int devnum; + int funcnum; +} drm_irq_busid_t; + +typedef struct drm_agp_mode { + unsigned long mode; +} drm_agp_mode_t; + + /* For drm_agp_alloc -- allocated a buffer */ +typedef struct drm_agp_buffer { + unsigned long size; /* In bytes -- will round to page boundary */ + unsigned long handle; /* Used for BIND/UNBIND ioctls */ + unsigned long type; /* Type of memory to allocate */ + unsigned long physical; /* Physical used by i810 */ +} drm_agp_buffer_t; + + /* For drm_agp_bind */ +typedef struct drm_agp_binding { + unsigned long handle; /* From drm_agp_buffer */ + unsigned long offset; /* In bytes -- will round to page boundary */ +} drm_agp_binding_t; + +typedef struct drm_agp_info { + int agp_version_major; + int agp_version_minor; + unsigned long mode; + unsigned long aperture_base; /* physical address */ + unsigned long aperture_size; /* bytes */ + unsigned long memory_allowed; /* bytes */ + unsigned long memory_used; + + /* PCI information */ + unsigned short id_vendor; + unsigned short id_device; +} drm_agp_info_t; + +typedef struct drm_scatter_gather { + unsigned long size; /* In bytes -- will round to page boundary */ + unsigned long handle; /* Used for mapping / unmapping */ +} drm_scatter_gather_t; + +#define DRM_IOCTL_BASE 'd' +#define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr) +#define DRM_IOR(nr,size) _IOR(DRM_IOCTL_BASE,nr,size) +#define DRM_IOW(nr,size) _IOW(DRM_IOCTL_BASE,nr,size) +#define DRM_IOWR(nr,size) _IOWR(DRM_IOCTL_BASE,nr,size) + + +#define DRM_IOCTL_VERSION DRM_IOWR(0x00, drm_version_t) +#define DRM_IOCTL_GET_UNIQUE DRM_IOWR(0x01, drm_unique_t) +#define DRM_IOCTL_GET_MAGIC DRM_IOR( 0x02, drm_auth_t) +#define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, drm_irq_busid_t) +#define DRM_IOCTL_GET_MAP DRM_IOWR(0x04, drm_map_t) +#define DRM_IOCTL_GET_CLIENT DRM_IOWR(0x05, drm_client_t) +#define DRM_IOCTL_GET_STATS DRM_IOR( 0x06, drm_stats_t) + +#define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, drm_unique_t) +#define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, drm_auth_t) +#define DRM_IOCTL_BLOCK DRM_IOWR(0x12, drm_block_t) +#define DRM_IOCTL_UNBLOCK DRM_IOWR(0x13, drm_block_t) +#define DRM_IOCTL_CONTROL DRM_IOW( 0x14, drm_control_t) +#define DRM_IOCTL_ADD_MAP DRM_IOWR(0x15, drm_map_t) +#define DRM_IOCTL_ADD_BUFS DRM_IOWR(0x16, drm_buf_desc_t) +#define DRM_IOCTL_MARK_BUFS DRM_IOW( 0x17, drm_buf_desc_t) +#define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, drm_buf_info_t) +#define DRM_IOCTL_MAP_BUFS DRM_IOWR(0x19, drm_buf_map_t) +#define DRM_IOCTL_FREE_BUFS DRM_IOW( 0x1a, drm_buf_free_t) + +#define DRM_IOCTL_RM_MAP DRM_IOW( 0x1b, drm_map_t) + +#define DRM_IOCTL_SET_SAREA_CTX DRM_IOW( 0x1c, drm_ctx_priv_map_t) +#define DRM_IOCTL_GET_SAREA_CTX DRM_IOWR(0x1d, drm_ctx_priv_map_t) + +#define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, drm_ctx_t) +#define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, drm_ctx_t) +#define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, drm_ctx_t) +#define DRM_IOCTL_GET_CTX DRM_IOWR(0x23, drm_ctx_t) +#define DRM_IOCTL_SWITCH_CTX DRM_IOW( 0x24, drm_ctx_t) +#define DRM_IOCTL_NEW_CTX DRM_IOW( 0x25, drm_ctx_t) +#define DRM_IOCTL_RES_CTX DRM_IOWR(0x26, drm_ctx_res_t) +#define DRM_IOCTL_ADD_DRAW DRM_IOWR(0x27, drm_draw_t) +#define DRM_IOCTL_RM_DRAW DRM_IOWR(0x28, drm_draw_t) +#define DRM_IOCTL_DMA DRM_IOWR(0x29, drm_dma_t) +#define DRM_IOCTL_LOCK DRM_IOW( 0x2a, drm_lock_t) +#define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, drm_lock_t) +#define DRM_IOCTL_FINISH DRM_IOW( 0x2c, drm_lock_t) + +#define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30) +#define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31) +#define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, drm_agp_mode_t) +#define DRM_IOCTL_AGP_INFO DRM_IOR( 0x33, drm_agp_info_t) +#define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, drm_agp_buffer_t) +#define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, drm_agp_buffer_t) +#define DRM_IOCTL_AGP_BIND DRM_IOW( 0x36, drm_agp_binding_t) +#define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, drm_agp_binding_t) + +#define DRM_IOCTL_SG_ALLOC DRM_IOW( 0x38, drm_scatter_gather_t) +#define DRM_IOCTL_SG_FREE DRM_IOW( 0x39, drm_scatter_gather_t) + +/* MGA specific ioctls */ +#define DRM_IOCTL_MGA_INIT DRM_IOW( 0x40, drm_mga_init_t) +#define DRM_IOCTL_MGA_FLUSH DRM_IOW( 0x41, drm_lock_t) +#define DRM_IOCTL_MGA_RESET DRM_IO( 0x42) +#define DRM_IOCTL_MGA_SWAP DRM_IO( 0x43) +#define DRM_IOCTL_MGA_CLEAR DRM_IOW( 0x44, drm_mga_clear_t) +#define DRM_IOCTL_MGA_VERTEX DRM_IOW( 0x45, drm_mga_vertex_t) +#define DRM_IOCTL_MGA_INDICES DRM_IOW( 0x46, drm_mga_indices_t) +#define DRM_IOCTL_MGA_ILOAD DRM_IOW( 0x47, drm_mga_iload_t) +#define DRM_IOCTL_MGA_BLIT DRM_IOW( 0x48, drm_mga_blit_t) + +/* i810 specific ioctls */ +#define DRM_IOCTL_I810_INIT DRM_IOW( 0x40, drm_i810_init_t) +#define DRM_IOCTL_I810_VERTEX DRM_IOW( 0x41, drm_i810_vertex_t) +#define DRM_IOCTL_I810_CLEAR DRM_IOW( 0x42, drm_i810_clear_t) +#define DRM_IOCTL_I810_FLUSH DRM_IO( 0x43) +#define DRM_IOCTL_I810_GETAGE DRM_IO( 0x44) +#define DRM_IOCTL_I810_GETBUF DRM_IOWR(0x45, drm_i810_dma_t) +#define DRM_IOCTL_I810_SWAP DRM_IO( 0x46) +#define DRM_IOCTL_I810_COPY DRM_IOW( 0x47, drm_i810_copy_t) +#define DRM_IOCTL_I810_DOCOPY DRM_IO( 0x48) + +/* Rage 128 specific ioctls */ +#define DRM_IOCTL_R128_INIT DRM_IOW( 0x40, drm_r128_init_t) +#define DRM_IOCTL_R128_CCE_START DRM_IO( 0x41) +#define DRM_IOCTL_R128_CCE_STOP DRM_IOW( 0x42, drm_r128_cce_stop_t) +#define DRM_IOCTL_R128_CCE_RESET DRM_IO( 0x43) +#define DRM_IOCTL_R128_CCE_IDLE DRM_IO( 0x44) +#define DRM_IOCTL_R128_RESET DRM_IO( 0x46) +#define DRM_IOCTL_R128_SWAP DRM_IO( 0x47) +#define DRM_IOCTL_R128_CLEAR DRM_IOW( 0x48, drm_r128_clear_t) +#define DRM_IOCTL_R128_VERTEX DRM_IOW( 0x49, drm_r128_vertex_t) +#define DRM_IOCTL_R128_INDICES DRM_IOW( 0x4a, drm_r128_indices_t) +#define DRM_IOCTL_R128_BLIT DRM_IOW( 0x4b, drm_r128_blit_t) +#define DRM_IOCTL_R128_DEPTH DRM_IOW( 0x4c, drm_r128_depth_t) +#define DRM_IOCTL_R128_STIPPLE DRM_IOW( 0x4d, drm_r128_stipple_t) +#define DRM_IOCTL_R128_INDIRECT DRM_IOWR(0x4f, drm_r128_indirect_t) +#define DRM_IOCTL_R128_FULLSCREEN DRM_IOW( 0x50, drm_r128_fullscreen_t) + +/* Radeon specific ioctls */ +#define DRM_IOCTL_RADEON_CP_INIT DRM_IOW( 0x40, drm_radeon_init_t) +#define DRM_IOCTL_RADEON_CP_START DRM_IO( 0x41) +#define DRM_IOCTL_RADEON_CP_STOP DRM_IOW( 0x42, drm_radeon_cp_stop_t) +#define DRM_IOCTL_RADEON_CP_RESET DRM_IO( 0x43) +#define DRM_IOCTL_RADEON_CP_IDLE DRM_IO( 0x44) +#define DRM_IOCTL_RADEON_RESET DRM_IO( 0x45) +#define DRM_IOCTL_RADEON_FULLSCREEN DRM_IOW( 0x46, drm_radeon_fullscreen_t) +#define DRM_IOCTL_RADEON_SWAP DRM_IO( 0x47) +#define DRM_IOCTL_RADEON_CLEAR DRM_IOW( 0x48, drm_radeon_clear_t) +#define DRM_IOCTL_RADEON_VERTEX DRM_IOW( 0x49, drm_radeon_vertex_t) +#define DRM_IOCTL_RADEON_INDICES DRM_IOW( 0x4a, drm_radeon_indices_t) +#define DRM_IOCTL_RADEON_STIPPLE DRM_IOW( 0x4c, drm_radeon_stipple_t) +#define DRM_IOCTL_RADEON_INDIRECT DRM_IOWR(0x4d, drm_radeon_indirect_t) +#define DRM_IOCTL_RADEON_TEXTURE DRM_IOWR(0x4e, drm_radeon_texture_t) + +/* SiS specific ioctls */ + +#define SIS_IOCTL_FB_ALLOC DRM_IOWR(0x44, drm_sis_mem_t) +#define SIS_IOCTL_FB_FREE DRM_IOW( 0x45, drm_sis_mem_t) +#define SIS_IOCTL_AGP_INIT DRM_IOWR(0x53, drm_sis_agp_t) +#define SIS_IOCTL_AGP_ALLOC DRM_IOWR(0x54, drm_sis_mem_t) +#define SIS_IOCTL_AGP_FREE DRM_IOW( 0x55, drm_sis_mem_t) +#define SIS_IOCTL_FLIP DRM_IOW( 0x48, drm_sis_flip_t) +#define SIS_IOCTL_FLIP_INIT DRM_IO( 0x49) +#define SIS_IOCTL_FLIP_FINAL DRM_IO( 0x50) + +/* I830 specific ioctls */ +#define DRM_IOCTL_I830_INIT DRM_IOW( 0x40, drm_i830_init_t) +#define DRM_IOCTL_I830_VERTEX DRM_IOW( 0x41, drm_i830_vertex_t) +#define DRM_IOCTL_I830_CLEAR DRM_IOW( 0x42, drm_i830_clear_t) +#define DRM_IOCTL_I830_FLUSH DRM_IO ( 0x43) +#define DRM_IOCTL_I830_GETAGE DRM_IO ( 0x44) +#define DRM_IOCTL_I830_GETBUF DRM_IOWR(0x45, drm_i830_dma_t) +#define DRM_IOCTL_I830_SWAP DRM_IO ( 0x46) +#define DRM_IOCTL_I830_COPY DRM_IOW( 0x47, drm_i830_copy_t) +#define DRM_IOCTL_I830_DOCOPY DRM_IO ( 0x48) + +#endif diff --git a/bsd/drm/Makefile b/bsd/drm/Makefile deleted file mode 100644 index d9c4a3715..000000000 --- a/bsd/drm/Makefile +++ /dev/null @@ -1,16 +0,0 @@ -# $FreeBSD$ - -KMOD = drm -SRCS = init.c memory.c auth.c context.c drawable.c bufs.c \ - lists.c lock.c ioctl.c fops.c vm.c dma.c sysctl.c \ - agpsupport.c ctxbitmap.c -SRCS += device_if.h bus_if.h pci_if.h -CFLAGS += ${DEBUG_FLAGS} -I.. - -@: - ln -sf /sys @ - -machine: - ln -sf /sys/i386/include machine - -.include <bsd.kmod.mk> diff --git a/bsd/drm/agpsupport.c b/bsd/drm/agpsupport.c deleted file mode 100644 index f399171e1..000000000 --- a/bsd/drm/agpsupport.c +++ /dev/null @@ -1,270 +0,0 @@ -/* agpsupport.c -- DRM support for AGP/GART backend - * Created: Mon Dec 13 09:56:45 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Author: Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -#ifdef DRM_AGP - -#include <pci/agpvar.h> - -MODULE_DEPEND(drm, agp, 1, 1, 1); - -int -drm_agp_info(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - struct agp_info *kern; - drm_agp_info_t info; - - if (!dev->agp->acquired) return EINVAL; - - kern = &dev->agp->info; - agp_get_info(dev->agp->agpdev, kern); - info.agp_version_major = 1; - info.agp_version_minor = 0; - info.mode = kern->ai_mode; - info.aperture_base = kern->ai_aperture_base; - info.aperture_size = kern->ai_aperture_size; - info.memory_allowed = kern->ai_memory_allowed; - info.memory_used = kern->ai_memory_used; - info.id_vendor = kern->ai_devid & 0xffff; - info.id_device = kern->ai_devid >> 16; - - *(drm_agp_info_t *) data = info; - return 0; -} - -int -drm_agp_acquire(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - int retcode; - - if (dev->agp->acquired) return EINVAL; - retcode = agp_acquire(dev->agp->agpdev); - if (retcode) return retcode; - dev->agp->acquired = 1; - return 0; -} - -int -drm_agp_release(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - - if (!dev->agp->acquired) return EINVAL; - agp_release(dev->agp->agpdev); - dev->agp->acquired = 0; - return 0; - -} - -int -drm_agp_enable(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_agp_mode_t mode; - - if (!dev->agp->acquired) return EINVAL; - - mode = *(drm_agp_mode_t *) data; - - dev->agp->mode = mode.mode; - agp_enable(dev->agp->agpdev, mode.mode); - dev->agp->base = dev->agp->info.ai_aperture_base; - dev->agp->enabled = 1; - return 0; -} - -int drm_agp_alloc(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_agp_buffer_t request; - drm_agp_mem_t *entry; - void *handle; - unsigned long pages; - u_int32_t type; - struct agp_memory_info info; - - if (!dev->agp->acquired) return EINVAL; - - request = *(drm_agp_buffer_t *) data; - - if (!(entry = drm_alloc(sizeof(*entry), DRM_MEM_AGPLISTS))) - return ENOMEM; - - memset(entry, 0, sizeof(*entry)); - - pages = (request.size + PAGE_SIZE - 1) / PAGE_SIZE; - type = (u_int32_t) request.type; - - if (!(handle = drm_alloc_agp(pages, type))) { - drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS); - return ENOMEM; - } - - entry->handle = handle; - entry->bound = 0; - entry->pages = pages; - entry->prev = NULL; - entry->next = dev->agp->memory; - if (dev->agp->memory) dev->agp->memory->prev = entry; - dev->agp->memory = entry; - - agp_memory_info(dev->agp->agpdev, entry->handle, &info); - - request.handle = (unsigned long) entry->handle; - request.physical = info.ami_physical; - - *(drm_agp_buffer_t *) data = request; - - return 0; -} - -static drm_agp_mem_t * -drm_agp_lookup_entry(drm_device_t *dev, void *handle) -{ - drm_agp_mem_t *entry; - - for (entry = dev->agp->memory; entry; entry = entry->next) { - if (entry->handle == handle) return entry; - } - return NULL; -} - -int -drm_agp_unbind(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_agp_binding_t request; - drm_agp_mem_t *entry; - - if (!dev->agp->acquired) return EINVAL; - request = *(drm_agp_binding_t *) data; - if (!(entry = drm_agp_lookup_entry(dev, (void *) request.handle))) - return EINVAL; - if (!entry->bound) return EINVAL; - return drm_unbind_agp(entry->handle); -} - -int drm_agp_bind(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_agp_binding_t request; - drm_agp_mem_t *entry; - int retcode; - int page; - - if (!dev->agp->acquired) return EINVAL; - request = *(drm_agp_binding_t *) data; - if (!(entry = drm_agp_lookup_entry(dev, (void *) request.handle))) - return EINVAL; - if (entry->bound) return EINVAL; - page = (request.offset + PAGE_SIZE - 1) / PAGE_SIZE; - if ((retcode = drm_bind_agp(entry->handle, page))) return retcode; - entry->bound = dev->agp->base + (page << PAGE_SHIFT); - return 0; -} - -int drm_agp_free(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_agp_buffer_t request; - drm_agp_mem_t *entry; - - if (!dev->agp->acquired) return EINVAL; - request = *(drm_agp_buffer_t *) data; - if (!(entry = drm_agp_lookup_entry(dev, (void*) request.handle))) - return EINVAL; - if (entry->bound) drm_unbind_agp(entry->handle); - - if (entry->prev) entry->prev->next = entry->next; - else dev->agp->memory = entry->next; - if (entry->next) entry->next->prev = entry->prev; - drm_free_agp(entry->handle, entry->pages); - drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS); - return 0; -} - -drm_agp_head_t *drm_agp_init(void) -{ - device_t agpdev; - drm_agp_head_t *head = NULL; - int agp_available = 1; - - agpdev = agp_find_device(); - if (!agpdev) - agp_available = 0; - - DRM_DEBUG("agp_available = %d\n", agp_available); - - if (agp_available) { - if (!(head = drm_alloc(sizeof(*head), DRM_MEM_AGPLISTS))) - return NULL; - memset((void *)head, 0, sizeof(*head)); - head->agpdev = agpdev; - agp_get_info(agpdev, &head->info); - head->memory = NULL; -#if 0 /* bogus */ - switch (head->agp_info.chipset) { - case INTEL_GENERIC: head->chipset = "Intel"; break; - case INTEL_LX: head->chipset = "Intel 440LX"; break; - case INTEL_BX: head->chipset = "Intel 440BX"; break; - case INTEL_GX: head->chipset = "Intel 440GX"; break; - case INTEL_I810: head->chipset = "Intel i810"; break; - case VIA_GENERIC: head->chipset = "VIA"; break; - case VIA_VP3: head->chipset = "VIA VP3"; break; - case VIA_MVP3: head->chipset = "VIA MVP3"; break; - case VIA_APOLLO_PRO: head->chipset = "VIA Apollo Pro"; break; - case SIS_GENERIC: head->chipset = "SiS"; break; - case AMD_GENERIC: head->chipset = "AMD"; break; - case AMD_IRONGATE: head->chipset = "AMD Irongate"; break; - case ALI_GENERIC: head->chipset = "ALi"; break; - case ALI_M1541: head->chipset = "ALi M1541"; break; - default: - } -#endif - DRM_INFO("AGP at 0x%08x %dMB\n", - head->info.ai_aperture_base, - head->info.ai_aperture_size >> 20); - } - return head; -} - -#endif /* DRM_AGP */ diff --git a/bsd/drm/auth.c b/bsd/drm/auth.c deleted file mode 100644 index 37d17be54..000000000 --- a/bsd/drm/auth.c +++ /dev/null @@ -1,168 +0,0 @@ -/* auth.c -- IOCTLs for authentication -*- c -*- - * Created: Tue Feb 2 08:37:54 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -static int drm_hash_magic(drm_magic_t magic) -{ - return magic & (DRM_HASH_SIZE-1); -} - -static drm_file_t *drm_find_file(drm_device_t *dev, drm_magic_t magic) -{ - drm_file_t *retval = NULL; - drm_magic_entry_t *pt; - int hash = drm_hash_magic(magic); - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - for (pt = dev->magiclist[hash].head; pt; pt = pt->next) { - if (pt->priv->authenticated) continue; - if (pt->magic == magic) { - retval = pt->priv; - break; - } - } - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - return retval; -} - -int drm_add_magic(drm_device_t *dev, drm_file_t *priv, drm_magic_t magic) -{ - int hash; - drm_magic_entry_t *entry; - - DRM_DEBUG("%d\n", magic); - - hash = drm_hash_magic(magic); - entry = drm_alloc(sizeof(*entry), DRM_MEM_MAGIC); - if (!entry) return ENOMEM; - entry->magic = magic; - entry->priv = priv; - entry->next = NULL; - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - if (dev->magiclist[hash].tail) { - dev->magiclist[hash].tail->next = entry; - dev->magiclist[hash].tail = entry; - } else { - dev->magiclist[hash].head = entry; - dev->magiclist[hash].tail = entry; - } - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - return 0; -} - -int drm_remove_magic(drm_device_t *dev, drm_magic_t magic) -{ - drm_magic_entry_t *prev = NULL; - drm_magic_entry_t *pt; - int hash; - - DRM_DEBUG("%d\n", magic); - hash = drm_hash_magic(magic); - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - for (pt = dev->magiclist[hash].head; pt; prev = pt, pt = pt->next) { - if (pt->magic == magic) { - if (dev->magiclist[hash].head == pt) { - dev->magiclist[hash].head = pt->next; - } - if (dev->magiclist[hash].tail == pt) { - dev->magiclist[hash].tail = prev; - } - if (prev) { - prev->next = pt->next; - } - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - return 0; - } - } - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC); - - return EINVAL; -} - -int drm_getmagic(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - static drm_magic_t sequence = 0; -#if 0 - static struct simplelock lock; /* XXX */ -#endif - drm_device_t *dev = kdev->si_drv1; - drm_file_t *priv; - drm_auth_t auth; - - /* Find unique magic */ - priv = drm_find_file_by_proc(dev, p); - if (!priv) { - DRM_DEBUG("can't find file structure\n"); - return EINVAL; - } - if (priv->magic) { - auth.magic = priv->magic; - } else { - do { - simple_lock(&lock); - if (!sequence) ++sequence; /* reserve 0 */ - auth.magic = sequence++; - simple_unlock(&lock); - } while (drm_find_file(dev, auth.magic)); - priv->magic = auth.magic; - drm_add_magic(dev, priv, auth.magic); - } - - DRM_DEBUG("%u\n", auth.magic); - *(drm_auth_t *) data = auth; - return 0; -} - -int drm_authmagic(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_auth_t auth; - drm_file_t *file; - - auth = *(drm_auth_t *) data; - DRM_DEBUG("%u\n", auth.magic); - if ((file = drm_find_file(dev, auth.magic))) { - file->authenticated = 1; - drm_remove_magic(dev, auth.magic); - return 0; - } - return EINVAL; -} diff --git a/bsd/drm/bufs.c b/bsd/drm/bufs.c deleted file mode 100644 index f283bab21..000000000 --- a/bsd/drm/bufs.c +++ /dev/null @@ -1,500 +0,0 @@ -/* bufs.c -- IOCTLs to manage buffers -*- c -*- - * Created: Tue Feb 2 08:37:54 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" -#include <sys/mman.h> -#include <vm/vm.h> -#include <vm/pmap.h> -#include <vm/vm_extern.h> -#include <vm/vm_map.h> - - /* Compute order. Can be made faster. */ -int drm_order(unsigned long size) -{ - int order; - unsigned long tmp; - - for (order = 0, tmp = size; tmp >>= 1; ++order); - if (size & ~(1 << order)) ++order; - return order; -} - -int drm_addmap(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_map_t *map; - - if (!(dev->flags & (FREAD|FWRITE))) - return EACCES; /* Require read/write */ - - map = drm_alloc(sizeof(*map), DRM_MEM_MAPS); - if (!map) return ENOMEM; - *map = *(drm_map_t *) data; - - DRM_DEBUG("offset = 0x%08lx, size = 0x%08lx, type = %d\n", - map->offset, map->size, map->type); - if ((map->offset & (PAGE_SIZE-1)) || (map->size & (PAGE_SIZE-1))) { - drm_free(map, sizeof(*map), DRM_MEM_MAPS); - DRM_DEBUG("offset or size not page aligned\n"); - return EINVAL; - } - map->mtrr = -1; - map->handle = 0; - - switch (map->type) { - case _DRM_REGISTERS: - case _DRM_FRAME_BUFFER: - if (map->offset + map->size < map->offset - /* || map->offset < virt_to_phys(high_memory) */) { - drm_free(map, sizeof(*map), DRM_MEM_MAPS); - DRM_DEBUG("bad frame buffer size\n"); - return EINVAL; - } -#ifdef CONFIG_MTRR - if (map->type == _DRM_FRAME_BUFFER - || (map->flags & _DRM_WRITE_COMBINING)) { - map->mtrr = mtrr_add(map->offset, map->size, - MTRR_TYPE_WRCOMB, 1); - } -#endif - map->handle = drm_ioremap(map->offset, map->size); - break; - - - case _DRM_SHM: - DRM_DEBUG("%ld %d\n", map->size, drm_order(map->size)); - map->handle = (void *)drm_alloc_pages(drm_order(map->size) - - PAGE_SHIFT, - DRM_MEM_SAREA); - if (!map->handle) { - drm_free(map, sizeof(*map), DRM_MEM_MAPS); - return ENOMEM; - } - map->offset = (unsigned long)map->handle; - if (map->flags & _DRM_CONTAINS_LOCK) { - dev->lock.hw_lock = map->handle; /* Pointer to lock */ - } - break; -#ifdef DRM_AGP - case _DRM_AGP: - map->offset = map->offset + dev->agp->base; - break; -#endif - default: - drm_free(map, sizeof(*map), DRM_MEM_MAPS); - DRM_DEBUG("bad type\n"); - return EINVAL; - } - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - if (dev->maplist) { - ++dev->map_count; - dev->maplist = drm_realloc(dev->maplist, - (dev->map_count-1) - * sizeof(*dev->maplist), - dev->map_count - * sizeof(*dev->maplist), - DRM_MEM_MAPS); - } else { - dev->map_count = 1; - dev->maplist = drm_alloc(dev->map_count*sizeof(*dev->maplist), - DRM_MEM_MAPS); - } - dev->maplist[dev->map_count-1] = map; - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - *(drm_map_t *) data = *map; - if (map->type != _DRM_SHM) - ((drm_map_t *)data)->handle = (void *) map->offset; - - return 0; -} - -int drm_addbufs(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - drm_buf_desc_t request; - int count; - int order; - int size; - int total; - int page_order; - drm_buf_entry_t *entry; - unsigned long page; - drm_buf_t *buf; - int alignment; - unsigned long offset; - int i; - int byte_count; - int page_count; - - if (!dma) return EINVAL; - - request = *(drm_buf_desc_t *) data; - - count = request.count; - order = drm_order(request.size); - size = 1 << order; - - DRM_DEBUG("count = %d, size = %d (%d), order = %d, queue_count = %d\n", - request.count, request.size, size, order, dev->queue_count); - - if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return EINVAL; - if (dev->queue_count) return EBUSY; /* Not while in use */ - - alignment = (request.flags & _DRM_PAGE_ALIGN) ? round_page(size) :size; - page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0; - total = PAGE_SIZE << page_order; - - simple_lock(&dev->count_lock); - if (dev->buf_use) { - simple_unlock(&dev->count_lock); - return EBUSY; - } - atomic_inc(&dev->buf_alloc); - simple_unlock(&dev->count_lock); - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - entry = &dma->bufs[order]; - if (entry->buf_count) { - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - atomic_dec(&dev->buf_alloc); - return ENOMEM; /* May only call once for each order */ - } - - entry->buflist = drm_alloc(count * sizeof(*entry->buflist), - DRM_MEM_BUFS); - if (!entry->buflist) { - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - atomic_dec(&dev->buf_alloc); - return ENOMEM; - } - memset(entry->buflist, 0, count * sizeof(*entry->buflist)); - - entry->seglist = drm_alloc(count * sizeof(*entry->seglist), - DRM_MEM_SEGS); - if (!entry->seglist) { - drm_free(entry->buflist, - count * sizeof(*entry->buflist), - DRM_MEM_BUFS); - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - atomic_dec(&dev->buf_alloc); - return ENOMEM; - } - memset(entry->seglist, 0, count * sizeof(*entry->seglist)); - - dma->pagelist = drm_realloc(dma->pagelist, - dma->page_count * sizeof(*dma->pagelist), - (dma->page_count + (count << page_order)) - * sizeof(*dma->pagelist), - DRM_MEM_PAGES); - DRM_DEBUG("pagelist: %d entries\n", - dma->page_count + (count << page_order)); - - - entry->buf_size = size; - entry->page_order = page_order; - byte_count = 0; - page_count = 0; - while (entry->buf_count < count) { - if (!(page = drm_alloc_pages(page_order, DRM_MEM_DMA))) break; - entry->seglist[entry->seg_count++] = page; - for (i = 0; i < (1 << page_order); i++) { - DRM_DEBUG("page %d @ 0x%08lx\n", - dma->page_count + page_count, - page + PAGE_SIZE * i); - dma->pagelist[dma->page_count + page_count++] - = page + PAGE_SIZE * i; - } - for (offset = 0; - offset + size <= total && entry->buf_count < count; - offset += alignment, ++entry->buf_count) { - buf = &entry->buflist[entry->buf_count]; - buf->idx = dma->buf_count + entry->buf_count; - buf->total = alignment; - buf->order = order; - buf->used = 0; - buf->offset = (dma->byte_count + byte_count + offset); - buf->address = (void *)(page + offset); - buf->next = NULL; - buf->waiting = 0; - buf->pending = 0; - buf->dma_wait = 0; - buf->pid = 0; -#if DRM_DMA_HISTOGRAM - timespecclear(&buf->time_queued); - timespecclear(&buf->time_dispatched); - timespecclear(&buf->time_completed); - timespecclear(&buf->time_freed); -#endif - DRM_DEBUG("buffer %d @ %p\n", - entry->buf_count, buf->address); - } - byte_count += PAGE_SIZE << page_order; - } - - dma->buflist = drm_realloc(dma->buflist, - dma->buf_count * sizeof(*dma->buflist), - (dma->buf_count + entry->buf_count) - * sizeof(*dma->buflist), - DRM_MEM_BUFS); - for (i = dma->buf_count; i < dma->buf_count + entry->buf_count; i++) - dma->buflist[i] = &entry->buflist[i - dma->buf_count]; - - dma->buf_count += entry->buf_count; - dma->seg_count += entry->seg_count; - dma->page_count += entry->seg_count << page_order; - dma->byte_count += PAGE_SIZE * (entry->seg_count << page_order); - - drm_freelist_create(&entry->freelist, entry->buf_count); - for (i = 0; i < entry->buf_count; i++) { - drm_freelist_put(dev, &entry->freelist, &entry->buflist[i]); - } - - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - request.count = entry->buf_count; - request.size = size; - - *(drm_buf_desc_t *) data = request; - - atomic_dec(&dev->buf_alloc); - return 0; -} - -int drm_infobufs(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - drm_buf_info_t request; - int i; - int count; - - if (!dma) return EINVAL; - - simple_lock(&dev->count_lock); - if (atomic_read(&dev->buf_alloc)) { - simple_unlock(&dev->count_lock); - return EBUSY; - } - ++dev->buf_use; /* Can't allocate more after this call */ - simple_unlock(&dev->count_lock); - - request = *(drm_buf_info_t *) data; - - for (i = 0, count = 0; i < DRM_MAX_ORDER+1; i++) { - if (dma->bufs[i].buf_count) ++count; - } - - DRM_DEBUG("count = %d\n", count); - - if (request.count >= count) { - for (i = 0, count = 0; i < DRM_MAX_ORDER+1; i++) { - if (dma->bufs[i].buf_count) { - int error; - error = copyout(&dma->bufs[i].buf_count, - &request.list[count].count, - sizeof(dma->bufs[0] - .buf_count)); - if (error) return error; - error = copyout(&dma->bufs[i].buf_size, - &request.list[count].size, - sizeof(dma->bufs[0].buf_size)); - if (error) return error; - error = copyout(&dma->bufs[i] - .freelist.low_mark, - &request.list[count].low_mark, - sizeof(dma->bufs[0] - .freelist.low_mark)); - if (error) return error; - error = copyout(&dma->bufs[i] - .freelist.high_mark, - &request.list[count].high_mark, - sizeof(dma->bufs[0] - .freelist.high_mark)); - if (error) return error; - DRM_DEBUG("%d %d %d %d %d\n", - i, - dma->bufs[i].buf_count, - dma->bufs[i].buf_size, - dma->bufs[i].freelist.low_mark, - dma->bufs[i].freelist.high_mark); - ++count; - } - } - } - request.count = count; - - *(drm_buf_info_t *) data = request; - - return 0; -} - -int drm_markbufs(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - drm_buf_desc_t request; - int order; - drm_buf_entry_t *entry; - - if (!dma) return EINVAL; - - request = *(drm_buf_desc_t *) data; - - DRM_DEBUG("%d, %d, %d\n", - request.size, request.low_mark, request.high_mark); - order = drm_order(request.size); - if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return EINVAL; - entry = &dma->bufs[order]; - - if (request.low_mark < 0 || request.low_mark > entry->buf_count) - return EINVAL; - if (request.high_mark < 0 || request.high_mark > entry->buf_count) - return EINVAL; - - entry->freelist.low_mark = request.low_mark; - entry->freelist.high_mark = request.high_mark; - - return 0; -} - -int drm_freebufs(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - drm_buf_free_t request; - int i; - int idx; - int error; - drm_buf_t *buf; - - if (!dma) return EINVAL; - - request = *(drm_buf_free_t *) data; - - DRM_DEBUG("%d\n", request.count); - for (i = 0; i < request.count; i++) { - error = copyin(&request.list[i], &idx, sizeof(idx)); - if (error) - return error; - if (idx < 0 || idx >= dma->buf_count) { - DRM_ERROR("Index %d (of %d max)\n", - idx, dma->buf_count - 1); - return EINVAL; - } - buf = dma->buflist[idx]; - if (buf->pid != p->p_pid) { - DRM_ERROR("Process %d freeing buffer owned by %d\n", - p->p_pid, buf->pid); - return EINVAL; - } - drm_free_buffer(dev, buf); - } - - return 0; -} - -int drm_mapbufs(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - int retcode = 0; - const int zero = 0; - vm_offset_t virtual; - vm_offset_t address; - drm_buf_map_t request; - int i; - - if (!dma) return EINVAL; - - DRM_DEBUG("\n"); - - simple_lock(&dev->count_lock); - if (atomic_read(&dev->buf_alloc)) { - simple_unlock(&dev->count_lock); - return EBUSY; - } - ++dev->buf_use; /* Can't allocate more after this call */ - simple_unlock(&dev->count_lock); - - request = *(drm_buf_map_t *) data; - - if (request.count >= dma->buf_count) { - virtual = 0; - retcode = vm_mmap(&p->p_vmspace->vm_map, - &virtual, - round_page(dma->byte_count), - PROT_READ|PROT_WRITE, VM_PROT_ALL, - MAP_SHARED, - SLIST_FIRST(&kdev->si_hlist), - 0); - if (retcode) - goto done; - - request.virtual = (void *)virtual; - - for (i = 0; i < dma->buf_count; i++) { - retcode = copyout(&dma->buflist[i]->idx, - &request.list[i].idx, - sizeof(request.list[0].idx)); - if (retcode) goto done; - retcode = copyout(&dma->buflist[i]->total, - &request.list[i].total, - sizeof(request.list[0].total)); - if (retcode) goto done; - retcode = copyout(&zero, - &request.list[i].used, - sizeof(request.list[0].used)); - if (retcode) goto done; - address = virtual + dma->buflist[i]->offset; - retcode = copyout(&address, - &request.list[i].address, - sizeof(address)); - if (retcode) goto done; - } - } -done: - request.count = dma->buf_count; - DRM_DEBUG("%d buffers, retcode = %d\n", request.count, retcode); - - *(drm_buf_map_t *) data = request; - - return retcode; -} diff --git a/bsd/drm/context.c b/bsd/drm/context.c deleted file mode 100644 index 70510f006..000000000 --- a/bsd/drm/context.c +++ /dev/null @@ -1,297 +0,0 @@ -/* context.c -- IOCTLs for contexts and DMA queues -*- c -*- - * Created: Tue Feb 2 08:37:54 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -static int drm_init_queue(drm_device_t *dev, drm_queue_t *q, drm_ctx_t *ctx) -{ - DRM_DEBUG("\n"); - - if (atomic_read(&q->use_count) != 1 - || atomic_read(&q->finalization) - || atomic_read(&q->block_count)) { - DRM_ERROR("New queue is already in use: u%d f%d b%d\n", - atomic_read(&q->use_count), - atomic_read(&q->finalization), - atomic_read(&q->block_count)); - } - - atomic_set(&q->finalization, 0); - atomic_set(&q->block_count, 0); - atomic_set(&q->block_read, 0); - atomic_set(&q->block_write, 0); - atomic_set(&q->total_queued, 0); - atomic_set(&q->total_flushed, 0); - atomic_set(&q->total_locks, 0); - - q->write_queue = 0; - q->read_queue = 0; - q->flush_queue = 0; - - q->flags = ctx->flags; - - drm_waitlist_create(&q->waitlist, dev->dma->buf_count); - - return 0; -} - - -/* drm_alloc_queue: -PRE: 1) dev->queuelist[0..dev->queue_count] is allocated and will not - disappear (so all deallocation must be done after IOCTLs are off) - 2) dev->queue_count < dev->queue_slots - 3) dev->queuelist[i].use_count == 0 and - dev->queuelist[i].finalization == 0 if i not in use -POST: 1) dev->queuelist[i].use_count == 1 - 2) dev->queue_count < dev->queue_slots */ - -static int drm_alloc_queue(drm_device_t *dev) -{ - int i; - drm_queue_t *queue; - int oldslots; - int newslots; - /* Check for a free queue */ - for (i = 0; i < dev->queue_count; i++) { - atomic_inc(&dev->queuelist[i]->use_count); - if (atomic_read(&dev->queuelist[i]->use_count) == 1 - && !atomic_read(&dev->queuelist[i]->finalization)) { - DRM_DEBUG("%d (free)\n", i); - return i; - } - atomic_dec(&dev->queuelist[i]->use_count); - } - /* Allocate a new queue */ - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - - queue = drm_alloc(sizeof(*queue), DRM_MEM_QUEUES); - memset(queue, 0, sizeof(*queue)); - atomic_set(&queue->use_count, 1); - - ++dev->queue_count; - if (dev->queue_count >= dev->queue_slots) { - oldslots = dev->queue_slots * sizeof(*dev->queuelist); - if (!dev->queue_slots) dev->queue_slots = 1; - dev->queue_slots *= 2; - newslots = dev->queue_slots * sizeof(*dev->queuelist); - - dev->queuelist = drm_realloc(dev->queuelist, - oldslots, - newslots, - DRM_MEM_QUEUES); - if (!dev->queuelist) { - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - DRM_DEBUG("out of memory\n"); - return -ENOMEM; - } - } - dev->queuelist[dev->queue_count-1] = queue; - - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - DRM_DEBUG("%d (new)\n", dev->queue_count - 1); - return dev->queue_count - 1; -} - -int drm_resctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_ctx_res_t res; - drm_ctx_t ctx; - int i; - int error; - - DRM_DEBUG("%d\n", DRM_RESERVED_CONTEXTS); - res = *(drm_ctx_res_t *) data; - if (res.count >= DRM_RESERVED_CONTEXTS) { - memset(&ctx, 0, sizeof(ctx)); - for (i = 0; i < DRM_RESERVED_CONTEXTS; i++) { - ctx.handle = i; - error = copyout(&i, &res.contexts[i], - sizeof(i)); - if (error) return error; - } - } - res.count = DRM_RESERVED_CONTEXTS; - *(drm_ctx_res_t *) data = res; - return 0; -} - - -int drm_addctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - if ((ctx.handle = drm_alloc_queue(dev)) == DRM_KERNEL_CONTEXT) { - /* Init kernel's context and get a new one. */ - drm_init_queue(dev, dev->queuelist[ctx.handle], &ctx); - ctx.handle = drm_alloc_queue(dev); - } - drm_init_queue(dev, dev->queuelist[ctx.handle], &ctx); - DRM_DEBUG("%d\n", ctx.handle); - *(drm_ctx_t *) data = ctx; - return 0; -} - -int drm_modctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - drm_queue_t *q; - - ctx = *(drm_ctx_t *) data; - - DRM_DEBUG("%d\n", ctx.handle); - - if (ctx.handle < 0 || ctx.handle >= dev->queue_count) return -EINVAL; - q = dev->queuelist[ctx.handle]; - - atomic_inc(&q->use_count); - if (atomic_read(&q->use_count) == 1) { - /* No longer in use */ - atomic_dec(&q->use_count); - return -EINVAL; - } - - if (DRM_BUFCOUNT(&q->waitlist)) { - atomic_dec(&q->use_count); - return -EBUSY; - } - - q->flags = ctx.flags; - - atomic_dec(&q->use_count); - return 0; -} - -int drm_getctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - drm_queue_t *q; - - ctx = *(drm_ctx_t *) data; - - DRM_DEBUG("%d\n", ctx.handle); - - if (ctx.handle >= dev->queue_count) return -EINVAL; - q = dev->queuelist[ctx.handle]; - - atomic_inc(&q->use_count); - if (atomic_read(&q->use_count) == 1) { - /* No longer in use */ - atomic_dec(&q->use_count); - return -EINVAL; - } - - ctx.flags = q->flags; - atomic_dec(&q->use_count); - - *(drm_ctx_t *) data = ctx; - - return 0; -} - -int drm_switchctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - DRM_DEBUG("%d\n", ctx.handle); - return drm_context_switch(dev, dev->last_context, ctx.handle); -} - -int drm_newctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - DRM_DEBUG("%d\n", ctx.handle); - drm_context_switch_complete(dev, ctx.handle); - - return 0; -} - -int drm_rmctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - drm_queue_t *q; - drm_buf_t *buf; - - ctx = *(drm_ctx_t *) data; - DRM_DEBUG("%d\n", ctx.handle); - - if (ctx.handle >= dev->queue_count) return -EINVAL; - q = dev->queuelist[ctx.handle]; - - atomic_inc(&q->use_count); - if (atomic_read(&q->use_count) == 1) { - /* No longer in use */ - atomic_dec(&q->use_count); - return -EINVAL; - } - - atomic_inc(&q->finalization); /* Mark queue in finalization state */ - atomic_sub(2, &q->use_count); /* Mark queue as unused (pending - finalization) */ - - /* Wait while interrupt servicing is in progress */ - while (test_and_set_bit(0, &dev->interrupt_flag)) { - int never; - int error = tsleep(&never, PZERO|PCATCH, "drmrc", 1); - if (error) { - clear_bit(0, &dev->interrupt_flag); - return error; - } - } - /* Remove queued buffers */ - while ((buf = drm_waitlist_get(&q->waitlist))) { - drm_free_buffer(dev, buf); - } - clear_bit(0, &dev->interrupt_flag); - - /* Wakeup blocked processes */ - wakeup(&q->read_queue); - wakeup(&q->write_queue); - wakeup(&q->flush_queue); - - /* Finalization over. Queue is made - available when both use_count and - finalization become 0, which won't - happen until all the waiting processes - stop waiting. */ - atomic_dec(&q->finalization); - return 0; -} diff --git a/bsd/drm/ctxbitmap.c b/bsd/drm/ctxbitmap.c deleted file mode 100644 index 851b75827..000000000 --- a/bsd/drm/ctxbitmap.c +++ /dev/null @@ -1,85 +0,0 @@ -/* ctxbitmap.c -- Context bitmap management - * Created: Thu Jan 6 03:56:42 2000 by jhartmann@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Author: Jeff Hartmann <jhartmann@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -void drm_ctxbitmap_free(drm_device_t *dev, int ctx_handle) -{ - if (ctx_handle < 0) goto failed; - - if (ctx_handle < DRM_MAX_CTXBITMAP) { - clear_bit(ctx_handle, dev->ctx_bitmap); - return; - } -failed: - DRM_ERROR("Attempt to free invalid context handle: %d\n", - ctx_handle); - return; -} - -int drm_ctxbitmap_next(drm_device_t *dev) -{ - int bit; - - bit = find_first_zero_bit(dev->ctx_bitmap, DRM_MAX_CTXBITMAP); - if (bit < DRM_MAX_CTXBITMAP) { - set_bit(bit, dev->ctx_bitmap); - DRM_DEBUG("drm_ctxbitmap_next bit : %d\n", bit); - return bit; - } - return -1; -} - -int drm_ctxbitmap_init(drm_device_t *dev) -{ - int i; - int temp; - - dev->ctx_bitmap = (u_int32_t *) drm_alloc(PAGE_SIZE, - DRM_MEM_CTXBITMAP); - if(dev->ctx_bitmap == NULL) { - return -ENOMEM; - } - memset((void *) dev->ctx_bitmap, 0, PAGE_SIZE); - for(i = 0; i < DRM_RESERVED_CONTEXTS; i++) { - temp = drm_ctxbitmap_next(dev); - DRM_DEBUG("drm_ctxbitmap_init : %d\n", temp); - } - - return 0; -} - -void drm_ctxbitmap_cleanup(drm_device_t *dev) -{ - drm_free((void *)dev->ctx_bitmap, PAGE_SIZE, - DRM_MEM_CTXBITMAP); -} - diff --git a/bsd/drm/dma.c b/bsd/drm/dma.c deleted file mode 100644 index 93b0d0c78..000000000 --- a/bsd/drm/dma.c +++ /dev/null @@ -1,543 +0,0 @@ -/* dma.c -- DMA IOCTL and function support -*- c -*- - * Created: Fri Mar 19 14:30:16 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinuxa.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -void drm_dma_setup(drm_device_t *dev) -{ - int i; - - dev->dma = drm_alloc(sizeof(*dev->dma), DRM_MEM_DRIVER); - memset(dev->dma, 0, sizeof(*dev->dma)); - for (i = 0; i <= DRM_MAX_ORDER; i++) - memset(&dev->dma->bufs[i], 0, sizeof(dev->dma->bufs[0])); -} - -void drm_dma_takedown(drm_device_t *dev) -{ - drm_device_dma_t *dma = dev->dma; - int i, j; - - if (!dma) return; - - /* Clear dma buffers */ - for (i = 0; i <= DRM_MAX_ORDER; i++) { - if (dma->bufs[i].seg_count) { - DRM_DEBUG("order %d: buf_count = %d," - " seg_count = %d\n", - i, - dma->bufs[i].buf_count, - dma->bufs[i].seg_count); - for (j = 0; j < dma->bufs[i].seg_count; j++) { - drm_free_pages(dma->bufs[i].seglist[j], - dma->bufs[i].page_order, - DRM_MEM_DMA); - } - drm_free(dma->bufs[i].seglist, - dma->bufs[i].seg_count - * sizeof(*dma->bufs[0].seglist), - DRM_MEM_SEGS); - } - if(dma->bufs[i].buf_count) { - for(j = 0; j < dma->bufs[i].buf_count; j++) { - if(dma->bufs[i].buflist[j].dev_private) { - drm_free(dma->bufs[i].buflist[j].dev_private, - dma->bufs[i].buflist[j].dev_priv_size, - DRM_MEM_BUFS); - } - } - drm_free(dma->bufs[i].buflist, - dma->bufs[i].buf_count * - sizeof(*dma->bufs[0].buflist), - DRM_MEM_BUFS); - drm_freelist_destroy(&dma->bufs[i].freelist); - } - } - - if (dma->buflist) { - drm_free(dma->buflist, - dma->buf_count * sizeof(*dma->buflist), - DRM_MEM_BUFS); - } - - if (dma->pagelist) { - drm_free(dma->pagelist, - dma->page_count * sizeof(*dma->pagelist), - DRM_MEM_PAGES); - } - drm_free(dev->dma, sizeof(*dev->dma), DRM_MEM_DRIVER); - dev->dma = NULL; -} - -#if DRM_DMA_HISTOGRAM -/* This is slow, but is useful for debugging. */ -int drm_histogram_slot(struct timespec *ts) -{ - long count = ts->tv_sec * 1000 + ts->tv_nsec / 1000000; - int value = DRM_DMA_HISTOGRAM_INITIAL; - int slot; - - for (slot = 0; - slot < DRM_DMA_HISTOGRAM_SLOTS; - ++slot, value = DRM_DMA_HISTOGRAM_NEXT(value)) { - if (count < value) return slot; - } - return DRM_DMA_HISTOGRAM_SLOTS - 1; -} - -void drm_histogram_compute(drm_device_t *dev, drm_buf_t *buf) -{ - struct timespec queued_to_dispatched; - struct timespec dispatched_to_completed; - struct timespec completed_to_freed; - int q2d, d2c, c2f, q2c, q2f; - - if (timespecisset(&buf->time_queued)) { - queued_to_dispatched = buf->time_dispatched; - timespecsub(&queued_to_dispatched, &buf->time_queued); - dispatched_to_completed = buf->time_completed; - timespecsub(&dispatched_to_completed, &buf->time_dispatched); - completed_to_freed = buf->time_freed; - timespecsub(&completed_to_freed, &buf->time_completed); - - q2d = drm_histogram_slot(&queued_to_dispatched); - d2c = drm_histogram_slot(&dispatched_to_completed); - c2f = drm_histogram_slot(&completed_to_freed); - - timespecadd(&queued_to_dispatched, &dispatched_to_completed); - q2c = drm_histogram_slot(&queued_to_dispatched); - timespecadd(&queued_to_dispatched, &completed_to_freed); - q2f = drm_histogram_slot(&queued_to_dispatched); - - atomic_inc(&dev->histo.total); - atomic_inc(&dev->histo.queued_to_dispatched[q2d]); - atomic_inc(&dev->histo.dispatched_to_completed[d2c]); - atomic_inc(&dev->histo.completed_to_freed[c2f]); - - atomic_inc(&dev->histo.queued_to_completed[q2c]); - atomic_inc(&dev->histo.queued_to_freed[q2f]); - - } - timespecclear(&buf->time_queued); - timespecclear(&buf->time_dispatched); - timespecclear(&buf->time_completed); - timespecclear(&buf->time_freed); -} -#endif - -void drm_free_buffer(drm_device_t *dev, drm_buf_t *buf) -{ - drm_device_dma_t *dma = dev->dma; - - if (!buf) return; - - buf->waiting = 0; - buf->pending = 0; - buf->pid = 0; - buf->used = 0; -#if DRM_DMA_HISTOGRAMxx - buf->time_completed = get_cycles(); -#endif - if (buf->dma_wait) { - buf->dma_wait = 0; - wakeup(&buf->dma_wait); - } else { - /* If processes are waiting, the last one - to wake will put the buffer on the free - list. If no processes are waiting, we - put the buffer on the freelist here. */ - drm_freelist_put(dev, &dma->bufs[buf->order].freelist, buf); - } -} - -void drm_reclaim_buffers(drm_device_t *dev, pid_t pid) -{ - drm_device_dma_t *dma = dev->dma; - int i; - - if (!dma) return; - for (i = 0; i < dma->buf_count; i++) { - if (dma->buflist[i]->pid == pid) { - switch (dma->buflist[i]->list) { - case DRM_LIST_NONE: - drm_free_buffer(dev, dma->buflist[i]); - break; - case DRM_LIST_WAIT: - dma->buflist[i]->list = DRM_LIST_RECLAIM; - break; - default: - /* Buffer already on hardware. */ - break; - } - } - } -} - -int drm_context_switch(drm_device_t *dev, int old, int new) -{ - char buf[64]; - drm_queue_t *q; - - atomic_inc(&dev->total_ctx); - - if (test_and_set_bit(0, &dev->context_flag)) { - DRM_ERROR("Reentering -- FIXME\n"); - return EBUSY; - } - -#if DRM_DMA_HISTOGRAM - getnanotime(&dev->ctx_start); -#endif - - DRM_DEBUG("Context switch from %d to %d\n", old, new); - - if (new >= dev->queue_count) { - clear_bit(0, &dev->context_flag); - return EINVAL; - } - - if (new == dev->last_context) { - clear_bit(0, &dev->context_flag); - return 0; - } - - q = dev->queuelist[new]; - atomic_inc(&q->use_count); - if (atomic_read(&q->use_count) == 1) { - atomic_dec(&q->use_count); - clear_bit(0, &dev->context_flag); - return EINVAL; - } - - if (drm_flags & DRM_FLAG_NOCTX) { - drm_context_switch_complete(dev, new); - } else { - sprintf(buf, "C %d %d\n", old, new); - drm_write_string(dev, buf); - } - - atomic_dec(&q->use_count); - - return 0; -} - -int drm_context_switch_complete(drm_device_t *dev, int new) -{ - drm_device_dma_t *dma = dev->dma; - - dev->last_context = new; /* PRE/POST: This is the _only_ writer. */ - dev->last_switch = ticks; - - if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { - DRM_ERROR("Lock isn't held after context switch\n"); - } - - if (!dma || !(dma->next_buffer && dma->next_buffer->while_locked)) { - if (drm_lock_free(dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT)) { - DRM_ERROR("Cannot free lock\n"); - } - } - -#if DRM_DMA_HISTOGRAM - { - struct timespec ts; - getnanotime(&ts); - timespecsub(&ts, &dev->ctx_start); - atomic_inc(&dev->histo.ctx[drm_histogram_slot(&ts)]); - } -#endif - clear_bit(0, &dev->context_flag); - wakeup(&dev->context_wait); - - return 0; -} - -void drm_clear_next_buffer(drm_device_t *dev) -{ - drm_device_dma_t *dma = dev->dma; - - dma->next_buffer = NULL; - if (dma->next_queue && !DRM_BUFCOUNT(&dma->next_queue->waitlist)) { - wakeup(&dma->next_queue->flush_queue); - } - dma->next_queue = NULL; -} - - -int drm_select_queue(drm_device_t *dev, void (*wrapper)(void *)) -{ - int i; - int candidate = -1; - int j = ticks; - - if (!dev) { - DRM_ERROR("No device\n"); - return -1; - } - if (!dev->queuelist || !dev->queuelist[DRM_KERNEL_CONTEXT]) { - /* This only happens between the time the - interrupt is initialized and the time - the queues are initialized. */ - return -1; - } - - /* Doing "while locked" DMA? */ - if (DRM_WAITCOUNT(dev, DRM_KERNEL_CONTEXT)) { - return DRM_KERNEL_CONTEXT; - } - - /* If there are buffers on the last_context - queue, and we have not been executing - this context very long, continue to - execute this context. */ - if (dev->last_switch <= j - && dev->last_switch + DRM_TIME_SLICE > j - && DRM_WAITCOUNT(dev, dev->last_context)) { - return dev->last_context; - } - - /* Otherwise, find a candidate */ - for (i = dev->last_checked + 1; i < dev->queue_count; i++) { - if (DRM_WAITCOUNT(dev, i)) { - candidate = dev->last_checked = i; - break; - } - } - - if (candidate < 0) { - for (i = 0; i < dev->queue_count; i++) { - if (DRM_WAITCOUNT(dev, i)) { - candidate = dev->last_checked = i; - break; - } - } - } - - if (wrapper - && candidate >= 0 - && candidate != dev->last_context - && dev->last_switch <= j - && dev->last_switch + DRM_TIME_SLICE > j) { - int s = splclock(); - if (dev->timer.c_time != dev->last_switch + DRM_TIME_SLICE) { - callout_reset(&dev->timer, - dev->last_switch + DRM_TIME_SLICE - j, - wrapper, - dev); - } - splx(s); - return -1; - } - - return candidate; -} - - -int drm_dma_enqueue(drm_device_t *dev, drm_dma_t *d) -{ - int i; - drm_queue_t *q; - drm_buf_t *buf; - int idx; - int while_locked = 0; - drm_device_dma_t *dma = dev->dma; - int error; - - DRM_DEBUG("%d\n", d->send_count); - - if (d->flags & _DRM_DMA_WHILE_LOCKED) { - int context = dev->lock.hw_lock->lock; - - if (!_DRM_LOCK_IS_HELD(context)) { - DRM_ERROR("No lock held during \"while locked\"" - " request\n"); - return EINVAL; - } - if (d->context != _DRM_LOCKING_CONTEXT(context) - && _DRM_LOCKING_CONTEXT(context) != DRM_KERNEL_CONTEXT) { - DRM_ERROR("Lock held by %d while %d makes" - " \"while locked\" request\n", - _DRM_LOCKING_CONTEXT(context), - d->context); - return EINVAL; - } - q = dev->queuelist[DRM_KERNEL_CONTEXT]; - while_locked = 1; - } else { - q = dev->queuelist[d->context]; - } - - - atomic_inc(&q->use_count); - if (atomic_read(&q->block_write)) { - atomic_inc(&q->block_count); - for (;;) { - if (!atomic_read(&q->block_write)) break; - error = tsleep(&q->block_write, PZERO|PCATCH, - "dmawr", 0); - if (error) { - atomic_dec(&q->use_count); - return error; - } - } - atomic_dec(&q->block_count); - } - - for (i = 0; i < d->send_count; i++) { - idx = d->send_indices[i]; - if (idx < 0 || idx >= dma->buf_count) { - atomic_dec(&q->use_count); - DRM_ERROR("Index %d (of %d max)\n", - d->send_indices[i], dma->buf_count - 1); - return EINVAL; - } - buf = dma->buflist[ idx ]; - if (buf->pid != curproc->p_pid) { - atomic_dec(&q->use_count); - DRM_ERROR("Process %d using buffer owned by %d\n", - curproc->p_pid, buf->pid); - return EINVAL; - } - if (buf->list != DRM_LIST_NONE) { - atomic_dec(&q->use_count); - DRM_ERROR("Process %d using buffer %d on list %d\n", - curproc->p_pid, buf->idx, buf->list); - } - buf->used = d->send_sizes[i]; - buf->while_locked = while_locked; - buf->context = d->context; - if (!buf->used) { - DRM_ERROR("Queueing 0 length buffer\n"); - } - if (buf->pending) { - atomic_dec(&q->use_count); - DRM_ERROR("Queueing pending buffer:" - " buffer %d, offset %d\n", - d->send_indices[i], i); - return EINVAL; - } - if (buf->waiting) { - atomic_dec(&q->use_count); - DRM_ERROR("Queueing waiting buffer:" - " buffer %d, offset %d\n", - d->send_indices[i], i); - return EINVAL; - } - buf->waiting = 1; - if (atomic_read(&q->use_count) == 1 - || atomic_read(&q->finalization)) { - drm_free_buffer(dev, buf); - } else { - drm_waitlist_put(&q->waitlist, buf); - atomic_inc(&q->total_queued); - } - } - atomic_dec(&q->use_count); - - return 0; -} - -static int drm_dma_get_buffers_of_order(drm_device_t *dev, drm_dma_t *d, - int order) -{ - int i; - int error; - drm_buf_t *buf; - drm_device_dma_t *dma = dev->dma; - - for (i = d->granted_count; i < d->request_count; i++) { - buf = drm_freelist_get(&dma->bufs[order].freelist, - d->flags & _DRM_DMA_WAIT); - if (!buf) break; - if (buf->pending || buf->waiting) { - DRM_ERROR("Free buffer %d in use by %d (w%d, p%d)\n", - buf->idx, - buf->pid, - buf->waiting, - buf->pending); - } - buf->pid = curproc->p_pid; - error = copyout(&buf->idx, - &d->request_indices[i], - sizeof(buf->idx)); - if (error) - return error; - error = copyout(&buf->total, - &d->request_sizes[i], - sizeof(buf->total)); - if (error) - return error; - ++d->granted_count; - } - return 0; -} - - -int drm_dma_get_buffers(drm_device_t *dev, drm_dma_t *dma) -{ - int order; - int retcode = 0; - int tmp_order; - - order = drm_order(dma->request_size); - - dma->granted_count = 0; - retcode = drm_dma_get_buffers_of_order(dev, dma, order); - - if (dma->granted_count < dma->request_count - && (dma->flags & _DRM_DMA_SMALLER_OK)) { - for (tmp_order = order - 1; - !retcode - && dma->granted_count < dma->request_count - && tmp_order >= DRM_MIN_ORDER; - --tmp_order) { - - retcode = drm_dma_get_buffers_of_order(dev, dma, - tmp_order); - } - } - - if (dma->granted_count < dma->request_count - && (dma->flags & _DRM_DMA_LARGER_OK)) { - for (tmp_order = order + 1; - !retcode - && dma->granted_count < dma->request_count - && tmp_order <= DRM_MAX_ORDER; - ++tmp_order) { - - retcode = drm_dma_get_buffers_of_order(dev, dma, - tmp_order); - } - } - return 0; -} diff --git a/bsd/drm/drawable.c b/bsd/drm/drawable.c deleted file mode 100644 index d15ea617d..000000000 --- a/bsd/drm/drawable.c +++ /dev/null @@ -1,50 +0,0 @@ -/* drawable.c -- IOCTLs for drawables -*- c -*- - * Created: Tue Feb 2 08:37:54 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -int drm_adddraw(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_draw_t draw; - - draw.handle = 0; /* NOOP */ - DRM_DEBUG("%d\n", draw.handle); - *(drm_draw_t *) data = draw; - return 0; -} - -int drm_rmdraw(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - return 0; /* NOOP */ -} diff --git a/bsd/drm/drmstat.c b/bsd/drm/drmstat.c deleted file mode 100644 index 48fb1b161..000000000 --- a/bsd/drm/drmstat.c +++ /dev/null @@ -1,418 +0,0 @@ -/* drmstat.c -- DRM device status and testing program - * Created: Tue Jan 5 08:19:24 1999 by faith@precisioninsight.com - * Revised: Sun Aug 1 11:02:00 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * $PI: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/kernel/drmstat.c,v 1.28 1999/08/04 18:12:11 faith Exp $ - * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/bsd/drm/kernel/drm/drmstat.c,v 1.1 2000/06/17 00:03:30 martin Exp $ - * - */ - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <sys/types.h> -#include <sys/time.h> -#include <sys/mman.h> -#include <strings.h> -#include <errno.h> -#include <signal.h> -#include <fcntl.h> -#include "xf86drm.h" - -int sigio_fd; - -static double usec(struct timeval *end, struct timeval *start) -{ - double e = end->tv_sec * 1000000 + end->tv_usec; - double s = start->tv_sec * 1000000 + start->tv_usec; - - return e - s; -} - -static void getversion(int fd) -{ - drmVersionPtr version; - - version = drmGetVersion(fd); - if (version) { - printf( "Name: %s\n", version->name ? version->name : "?" ); - printf( " Version: %d.%d.%d\n", - version->version_major, - version->version_minor, - version->version_patchlevel ); - printf( " Date: %s\n", version->date ? version->date : "?" ); - printf( " Desc: %s\n", version->desc ? version->desc : "?" ); - drmFreeVersion(version); - } else { - printf( "No driver available\n" ); - } -} - -void handler(int fd, void *oldctx, void *newctx) -{ - printf("Got fd %d\n", fd); -} - -void process_sigio(char *device) -{ - int fd; - -printf("%s\n", device); - if ((fd = open(device, 0)) < 0) { -printf("%d\n", errno); - drmError(-errno, __FUNCTION__); - exit(1); - } - - sigio_fd = fd; - drmInstallSIGIOHandler(fd, handler); - for (;;) sleep(60); -} - -int main(int argc, char **argv) -{ - int c; - int r = 0; - int fd = -1; - drmHandle handle; - void *address; - char *pt; - unsigned long count; - unsigned long offset; - unsigned long size; - drmContext context; - int loops; - char buf[1024]; - int i; - drmBufInfoPtr info; - drmBufMapPtr bufs; - drmLockPtr lock; - int secs; - - while ((c = getopt(argc, argv, - "lc:vo:O:f:s:w:W:b:r:R:P:L:C:XS:B:F:")) != EOF) - switch (c) { - case 'F': - count = strtoul(optarg, NULL, 0); - if (!fork()) { - dup(fd); - sleep(count); - } - close(fd); - break; - case 'v': getversion(fd); break; - case 'X': - if ((r = drmCreateContext(fd, &context))) { - drmError(r, argv[0]); - return 1; - } - printf( "Got %d\n", context); - break; - case 'S': - process_sigio(optarg); - break; - case 'C': - if ((r = drmSwitchToContext(fd, strtoul(optarg, NULL, 0)))) { - drmError(r, argv[0]); - return 1; - } - break; - case 'c': - if ((r = drmSetBusid(fd,optarg))) { - drmError(r, argv[0]); - return 1; - } - break; - case 'o': - if ((fd = drmOpen(optarg, NULL)) < 0) { - drmError(fd, argv[0]); - return 1; - } - break; - case 'O': - if ((fd = drmOpen(NULL, optarg)) < 0) { - drmError(fd, argv[0]); - return 1; - } - break; - case 'B': /* Test buffer allocation */ - count = strtoul(optarg, &pt, 0); - size = strtoul(pt+1, &pt, 0); - secs = strtoul(pt+1, NULL, 0); - { - drmDMAReq dma; - int *indices, *sizes; - - indices = alloca(sizeof(*indices) * count); - sizes = alloca(sizeof(*sizes) * count); - dma.context = context; - dma.send_count = 0; - dma.request_count = count; - dma.request_size = size; - dma.request_list = indices; - dma.request_sizes = sizes; - dma.flags = DRM_DMA_WAIT; - if ((r = drmDMA(fd, &dma))) { - drmError(r, argv[0]); - return 1; - } - for (i = 0; i < dma.granted_count; i++) { - printf("%5d: index = %d, size = %d\n", - i, dma.request_list[i], dma.request_sizes[i]); - } - sleep(secs); - drmFreeBufs(fd, dma.granted_count, indices); - } - break; - case 'b': - count = strtoul(optarg, &pt, 0); - size = strtoul(pt+1, NULL, 0); - if ((r = drmAddBufs(fd, count, size, 0, 0)) < 0) { - drmError(r, argv[0]); - return 1; - } - if (!(info = drmGetBufInfo(fd))) { - drmError(0, argv[0]); - return 1; - } - for (i = 0; i < info->count; i++) { - printf("%5d buffers of size %6d (low = %d, high = %d)\n", - info->list[i].count, - info->list[i].size, - info->list[i].low_mark, - info->list[i].high_mark); - } - if ((r = drmMarkBufs(fd, 0.50, 0.80))) { - drmError(r, argv[0]); - return 1; - } - if (!(info = drmGetBufInfo(fd))) { - drmError(0, argv[0]); - return 1; - } - for (i = 0; i < info->count; i++) { - printf("%5d buffers of size %6d (low = %d, high = %d)\n", - info->list[i].count, - info->list[i].size, - info->list[i].low_mark, - info->list[i].high_mark); - } - printf("===== /proc/drm/1/meminfo =====\n"); - sprintf(buf, "cat /proc/drm/1/meminfo"); - system(buf); -#if 1 - if (!(bufs = drmMapBufs(fd))) { - drmError(0, argv[0]); - return 1; - } - printf("===============================\n"); - printf( "%d bufs\n", bufs->count); - for (i = 0; i < bufs->count; i++) { - printf( " %4d: %8d bytes at %p\n", - i, - bufs->list[i].total, - bufs->list[i].address); - } - printf("===== /proc/drm/1/vmainfo =====\n"); - sprintf(buf, "cat /proc/drm/1/vmainfo"); - system(buf); -#endif - break; - case 'f': - offset = strtoul(optarg, &pt, 0); - size = strtoul(pt+1, NULL, 0); - handle = 0; - if ((r = drmAddMap(fd, offset, size, - DRM_FRAME_BUFFER, 0, &handle))) { - drmError(r, argv[0]); - return 1; - } - printf("0x%08lx:0x%04lx added\n", offset, size); - printf("===== /proc/drm/1/meminfo =====\n"); - sprintf(buf, "cat /proc/drm/1/meminfo"); - system(buf); - break; - case 'r': - case 'R': - offset = strtoul(optarg, &pt, 0); - size = strtoul(pt+1, NULL, 0); - handle = 0; - if ((r = drmAddMap(fd, offset, size, - DRM_REGISTERS, - c == 'R' ? DRM_READ_ONLY : 0, - &handle))) { - drmError(r, argv[0]); - return 1; - } - printf("0x%08lx:0x%04lx added\n", offset, size); - printf("===== /proc/drm/1/meminfo =====\n"); - sprintf(buf, "cat /proc/drm/1/meminfo"); - system(buf); - break; - case 's': - size = strtoul(optarg, &pt, 0); - handle = 0; - if ((r = drmAddMap(fd, 0, size, - DRM_SHM, DRM_CONTAINS_LOCK, - &handle))) { - drmError(r, argv[0]); - return 1; - } - printf("0x%04lx byte shm added at 0x%08lx\n", size, handle); - sprintf(buf, "sysctl hw.graphics.0.vm"); - system(buf); - break; - case 'P': - offset = strtoul(optarg, &pt, 0); - size = strtoul(pt+1, NULL, 0); - address = NULL; - if ((r = drmMap(fd, offset, size, &address))) { - drmError(r, argv[0]); - return 1; - } - printf("0x%08lx:0x%04lx mapped at %p for pid %d\n", - offset, size, address, getpid()); - printf("===== hw.graphics.0.vma =====\n"); - sprintf(buf, "sysctl hw.graphics.0.vma"); - system(buf); - mprotect((void *)offset, size, PROT_READ); - printf("===== hw.graphics.0.vma =====\n"); - sprintf(buf, "sysctl hw.graphics.0.vma"); - system(buf); - break; - case 'w': - case 'W': - offset = strtoul(optarg, &pt, 0); - size = strtoul(pt+1, NULL, 0); - address = NULL; - if ((r = drmMap(fd, offset, size, &address))) { - drmError(r, argv[0]); - return 1; - } - printf("0x%08lx:0x%04lx mapped at %p for pid %d\n", - offset, size, address, getpid()); - printf("===== /proc/%d/maps =====\n", getpid()); - sprintf(buf, "cat /proc/%d/maps", getpid()); - system(buf); - printf("===== /proc/drm/1/meminfo =====\n"); - sprintf(buf, "cat /proc/drm/1/meminfo"); - system(buf); - printf("===== /proc/drm/1/vmainfo =====\n"); - sprintf(buf, "cat /proc/drm/1/vmainfo"); - system(buf); - printf("===== READING =====\n"); - for (i = 0; i < 0x10; i++) - printf("%02x ", (unsigned int)((unsigned char *)address)[i]); - printf("\n"); - if (c == 'w') { - printf("===== WRITING =====\n"); - for (i = 0; i < size; i+=2) { - ((char *)address)[i] = i & 0xff; - ((char *)address)[i+1] = i & 0xff; - } - } - printf("===== READING =====\n"); - for (i = 0; i < 0x10; i++) - printf("%02x ", (unsigned int)((unsigned char *)address)[i]); - printf("\n"); - printf("===== /proc/drm/1/vmainfo =====\n"); - sprintf(buf, "cat /proc/drm/1/vmainfo"); - system(buf); - break; - case 'L': - context = strtoul(optarg, &pt, 0); - offset = strtoul(pt+1, &pt, 0); - size = strtoul(pt+1, &pt, 0); - loops = strtoul(pt+1, NULL, 0); - address = NULL; - if ((r = drmMap(fd, offset, size, &address))) { - drmError(r, argv[0]); - return 1; - } - lock = address; -#if 1 - { - int counter = 0; - struct timeval loop_start, loop_end; - struct timeval lock_start, lock_end; - double wt; -#define HISTOSIZE 9 - int histo[HISTOSIZE]; - int output = 0; - int fast = 0; - - if (loops < 0) { - loops = -loops; - ++output; - } - - for (i = 0; i < HISTOSIZE; i++) histo[i] = 0; - - gettimeofday(&loop_start, NULL); - for (i = 0; i < loops; i++) { - gettimeofday(&lock_start, NULL); - DRM_LIGHT_LOCK_COUNT(fd,lock,context,fast); - gettimeofday(&lock_end, NULL); - DRM_UNLOCK(fd,lock,context); - ++counter; - wt = usec(&lock_end, &lock_start); - if (wt <= 2.5) ++histo[8]; - if (wt < 5.0) ++histo[0]; - else if (wt < 50.0) ++histo[1]; - else if (wt < 500.0) ++histo[2]; - else if (wt < 5000.0) ++histo[3]; - else if (wt < 50000.0) ++histo[4]; - else if (wt < 500000.0) ++histo[5]; - else if (wt < 5000000.0) ++histo[6]; - else ++histo[7]; - if (output) printf( "%.2f uSec, %d fast\n", wt, fast); - } - gettimeofday(&loop_end, NULL); - printf( "Average wait time = %.2f usec, %d fast\n", - usec(&loop_end, &loop_start) / counter, fast); - printf( "%9d <= 2.5 uS\n", histo[8]); - printf( "%9d < 5 uS\n", histo[0]); - printf( "%9d < 50 uS\n", histo[1]); - printf( "%9d < 500 uS\n", histo[2]); - printf( "%9d < 5000 uS\n", histo[3]); - printf( "%9d < 50000 uS\n", histo[4]); - printf( "%9d < 500000 uS\n", histo[5]); - printf( "%9d < 5000000 uS\n", histo[6]); - printf( "%9d >= 5000000 uS\n", histo[7]); - } -#else - printf( "before lock: 0x%08x\n", lock->lock); - printf( "lock: 0x%08x\n", lock->lock); - sleep(5); - printf( "unlock: 0x%08x\n", lock->lock); -#endif - break; - default: - fprintf( stderr, "Usage: drmstat [options]\n" ); - return 1; - } - - return r; -} diff --git a/bsd/drm/fops.c b/bsd/drm/fops.c deleted file mode 100644 index ad8c86a68..000000000 --- a/bsd/drm/fops.c +++ /dev/null @@ -1,261 +0,0 @@ -/* fops.c -- File operations for DRM -*- c -*- - * Created: Mon Jan 4 08:58:31 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * Daryll Strauss <daryll@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" -#include <sys/signalvar.h> -#include <sys/poll.h> - -drm_file_t *drm_find_file_by_proc(drm_device_t *dev, struct proc *p) -{ - uid_t uid = p->p_cred->p_svuid; - pid_t pid = p->p_pid; - drm_file_t *priv; - - TAILQ_FOREACH(priv, &dev->files, link) - if (priv->pid == pid && priv->uid == uid) - return priv; - return NULL; -} - - -/* drm_open is called whenever a process opens /dev/drm. */ - -int drm_open_helper(dev_t kdev, int flags, int fmt, struct proc *p, - drm_device_t *dev) -{ - int m = minor(kdev); - drm_file_t *priv; - - if (flags & O_EXCL) - return EBUSY; /* No exclusive opens */ - - dev->flags = flags; - - DRM_DEBUG("pid = %d, device = %p, minor = %d\n", - p->p_pid, dev->device, m); - - priv = drm_find_file_by_proc(dev, p); - if (priv) { - priv->refs++; - } else { - priv = drm_alloc(sizeof(*priv), DRM_MEM_FILES); - memset(priv, 0, sizeof(*priv)); - priv->uid = p->p_cred->p_svuid; - priv->pid = p->p_pid; - priv->refs = 1; - priv->minor = m; - priv->devXX = dev; - priv->ioctl_count = 0; - priv->authenticated = !suser(p); - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, p); - TAILQ_INSERT_TAIL(&dev->files, priv, link); - lockmgr(&dev->dev_lock, LK_RELEASE, 0, p); - } - - kdev->si_drv1 = dev; - - return 0; -} - -int drm_write(dev_t kdev, struct uio *uio, int ioflag) -{ - struct proc *p = curproc; - drm_device_t *dev = kdev->si_drv1; - - DRM_DEBUG("pid = %d, device = %p, open_count = %d\n", - p->p_pid, dev->device, dev->open_count); - return 0; -} - -/* drm_release is called whenever a process closes /dev/drm*. */ - -int drm_close(dev_t kdev, int fflag, int devtype, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_file_t *priv; - - DRM_DEBUG("pid = %d, device = %p, open_count = %d\n", - p->p_pid, dev->device, dev->open_count); - - priv = drm_find_file_by_proc(dev, p); - if (!priv) { - DRM_DEBUG("can't find authenticator\n"); - return EINVAL; - } - - if (dev->lock.hw_lock && _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) - && dev->lock.pid == p->p_pid) { - DRM_ERROR("Process %d dead, freeing lock for context %d\n", - p->p_pid, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); - drm_lock_free(dev, - &dev->lock.hw_lock->lock, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); - - /* FIXME: may require heavy-handed reset of - hardware at this point, possibly - processed via a callback to the X - server. */ - } - drm_reclaim_buffers(dev, priv->pid); - - funsetown(dev->buf_sigio); - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, p); - priv = drm_find_file_by_proc(dev, p); - if (priv) { - priv->refs--; - if (!priv->refs) { - TAILQ_REMOVE(&dev->files, priv, link); - drm_free(priv, sizeof(*priv), DRM_MEM_FILES); - } - } - lockmgr(&dev->dev_lock, LK_RELEASE, 0, p); - - return 0; -} - -/* The drm_read and drm_write_string code (especially that which manages - the circular buffer), is based on Alessandro Rubini's LINUX DEVICE - DRIVERS (Cambridge: O'Reilly, 1998), pages 111-113. */ - -ssize_t drm_read(dev_t kdev, struct uio *uio, int ioflag) -{ - drm_device_t *dev = kdev->si_drv1; - int left; - int avail; - int send; - int cur; - int error = 0; - - DRM_DEBUG("%p, %p\n", dev->buf_rp, dev->buf_wp); - - while (dev->buf_rp == dev->buf_wp) { - DRM_DEBUG(" sleeping\n"); - if (dev->flags & FASYNC) { - return EWOULDBLOCK; - } - error = tsleep(&dev->buf_rp, PZERO|PCATCH, "drmrd", 0); - if (error) { - DRM_DEBUG(" interrupted\n"); - return error; - } - DRM_DEBUG(" awake\n"); - } - - left = (dev->buf_rp + DRM_BSZ - dev->buf_wp) % DRM_BSZ; - avail = DRM_BSZ - left; - send = DRM_MIN(avail, uio->uio_resid); - - while (send) { - if (dev->buf_wp > dev->buf_rp) { - cur = DRM_MIN(send, dev->buf_wp - dev->buf_rp); - } else { - cur = DRM_MIN(send, dev->buf_end - dev->buf_rp); - } - error = uiomove(dev->buf_rp, cur, uio); - if (error) - break; - dev->buf_rp += cur; - if (dev->buf_rp == dev->buf_end) dev->buf_rp = dev->buf; - send -= cur; - } - - wakeup(&dev->buf_wp); - - return error; -} - -int drm_write_string(drm_device_t *dev, const char *s) -{ - int left = (dev->buf_rp + DRM_BSZ - dev->buf_wp) % DRM_BSZ; - int send = strlen(s); - int count; - - DRM_DEBUG("%d left, %d to send (%p, %p)\n", - left, send, dev->buf_rp, dev->buf_wp); - - if (left == 1 || dev->buf_wp != dev->buf_rp) { - DRM_ERROR("Buffer not empty (%d left, wp = %p, rp = %p)\n", - left, - dev->buf_wp, - dev->buf_rp); - } - - while (send) { - if (dev->buf_wp >= dev->buf_rp) { - count = DRM_MIN(send, dev->buf_end - dev->buf_wp); - if (count == left) --count; /* Leave a hole */ - } else { - count = DRM_MIN(send, dev->buf_rp - dev->buf_wp - 1); - } - strncpy(dev->buf_wp, s, count); - dev->buf_wp += count; - if (dev->buf_wp == dev->buf_end) dev->buf_wp = dev->buf; - send -= count; - } - - if (dev->buf_selecting) { - dev->buf_selecting = 0; - selwakeup(&dev->buf_sel); - } - - DRM_DEBUG("dev->buf_sigio=%p\n", dev->buf_sigio); - if (dev->buf_sigio) { - DRM_DEBUG("dev->buf_sigio->sio_pgid=%d\n", dev->buf_sigio->sio_pgid); - pgsigio(dev->buf_sigio, SIGIO, 0); - } - - DRM_DEBUG("waking\n"); - wakeup(&dev->buf_rp); - return 0; -} - -int drm_poll(dev_t kdev, int events, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - int s; - int revents = 0; - - s = spldrm(); - if (events & (POLLIN | POLLRDNORM)) { - int left = (dev->buf_rp + DRM_BSZ - dev->buf_wp) % DRM_BSZ; - if (left > 0) - revents |= events & (POLLIN | POLLRDNORM); - else - selrecord(p, &dev->buf_sel); - } - splx(s); - - return revents; -} diff --git a/bsd/drm/init.c b/bsd/drm/init.c deleted file mode 100644 index 99ff70c01..000000000 --- a/bsd/drm/init.c +++ /dev/null @@ -1,100 +0,0 @@ -/* init.c -- Setup/Cleanup for DRM -*- c -*- - * Created: Mon Jan 4 08:58:31 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -MODULE_VERSION(drm, 1); - -int drm_flags = 0; - -/* drm_parse_option parses a single option. See description for - drm_parse_drm for details. */ - -static void drm_parse_option(char *s) -{ - char *c, *r; - - DRM_DEBUG("\"%s\"\n", s); - if (!s || !*s) return; - for (c = s; *c && *c != ':'; c++); /* find : or \0 */ - if (*c) r = c + 1; else r = NULL; /* remember remainder */ - *c = '\0'; /* terminate */ - if (!strcmp(s, "noctx")) { - drm_flags |= DRM_FLAG_NOCTX; - DRM_INFO("Server-mediated context switching OFF\n"); - return; - } - if (!strcmp(s, "debug")) { - drm_flags |= DRM_FLAG_DEBUG; - DRM_INFO("Debug messages ON\n"); - return; - } - DRM_ERROR("\"%s\" is not a valid option\n", s); - return; -} - -/* drm_parse_options parse the insmod "drm=" options, or the command-line - * options passed to the kernel via LILO. The grammar of the format is as - * follows: - * - * drm ::= 'drm=' option_list - * option_list ::= option [ ';' option_list ] - * option ::= 'device:' major - * | 'debug' - * | 'noctx' - * major ::= INTEGER - * - * Note that 's' contains option_list without the 'drm=' part. - * - * device=major,minor specifies the device number used for /dev/drm - * if major == 0 then the misc device is used - * if major == 0 and minor == 0 then dynamic misc allocation is used - * debug=on specifies that debugging messages will be printk'd - * debug=trace specifies that each function call will be logged via printk - * debug=off turns off all debugging options - * - */ - -void drm_parse_options(char *s) -{ - char *h, *t, *n; - - DRM_DEBUG("\"%s\"\n", s ?: ""); - if (!s || !*s) return; - - for (h = t = n = s; h && *h; h = n) { - for (; *t && *t != ';'; t++); /* find ; or \0 */ - if (*t) n = t + 1; else n = NULL; /* remember next */ - *t = '\0'; /* terminate */ - drm_parse_option(h); /* parse */ - } -} diff --git a/bsd/drm/ioctl.c b/bsd/drm/ioctl.c deleted file mode 100644 index 656baffd8..000000000 --- a/bsd/drm/ioctl.c +++ /dev/null @@ -1,120 +0,0 @@ -/* ioctl.c -- IOCTL processing for DRM -*- c -*- - * Created: Fri Jan 8 09:01:26 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" -#include <sys/bus.h> -#include <pci/pcivar.h> - -int -drm_irq_busid(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_irq_busid_t id; - devclass_t pci; - device_t bus, dev; - device_t *kids; - int error, i, num_kids; - - id = *(drm_irq_busid_t *) data; - pci = devclass_find("pci"); - if (!pci) - return ENOENT; - bus = devclass_get_device(pci, id.busnum); - if (!bus) - return ENOENT; - error = device_get_children(bus, &kids, &num_kids); - if (error) - return error; - - dev = 0; - for (i = 0; i < num_kids; i++) { - dev = kids[i]; - if (pci_get_slot(dev) == id.devnum - && pci_get_function(dev) == id.funcnum) - break; - } - - free(kids, M_TEMP); - - if (i != num_kids) - id.irq = pci_get_irq(dev); - else - id.irq = 0; - - DRM_DEBUG("%d:%d:%d => IRQ %d\n", - id.busnum, id.devnum, id.funcnum, id.irq); - *(drm_irq_busid_t *) data = id; - - return 0; -} - -int -drm_getunique(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_unique_t u; - int error; - - u = *(drm_unique_t *) data; - if (u.unique_len >= dev->unique_len) { - error = copyout(dev->unique, u.unique, dev->unique_len); - if (error) - return error; - } - u.unique_len = dev->unique_len; - *(drm_unique_t *) data = u; - return 0; -} - -int -drm_setunique(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_unique_t u; - int error; - - if (dev->unique_len || dev->unique) return EBUSY; - - u = *(drm_unique_t *) data; - - dev->unique_len = u.unique_len; - dev->unique = drm_alloc(u.unique_len + 1, DRM_MEM_DRIVER); - error = copyin(u.unique, dev->unique, dev->unique_len); - if (error) - return error; - dev->unique[dev->unique_len] = '\0'; - - dev->devname = drm_alloc(strlen(dev->name) + strlen(dev->unique) + 2, - DRM_MEM_DRIVER); - sprintf(dev->devname, "%s@%s", dev->name, dev->unique); - - return 0; -} diff --git a/bsd/drm/lists.c b/bsd/drm/lists.c deleted file mode 100644 index b9722973e..000000000 --- a/bsd/drm/lists.c +++ /dev/null @@ -1,278 +0,0 @@ -/* lists.c -- Buffer list handling routines -*- c -*- - * Created: Mon Apr 19 20:54:22 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -int drm_waitlist_create(drm_waitlist_t *bl, int count) -{ - DRM_DEBUG("%d\n", count); - if (bl->count) return EINVAL; - - bl->count = count; - bl->bufs = drm_alloc((bl->count + 2) * sizeof(*bl->bufs), - DRM_MEM_BUFLISTS); - bl->rp = bl->bufs; - bl->wp = bl->bufs; - bl->end = &bl->bufs[bl->count+1]; - simple_lock_init(&bl->write_lock); - simple_lock_init(&bl->read_lock); - return 0; -} - -int drm_waitlist_destroy(drm_waitlist_t *bl) -{ - DRM_DEBUG("\n"); - if (bl->rp != bl->wp) return EINVAL; - if (bl->bufs) drm_free(bl->bufs, - (bl->count + 2) * sizeof(*bl->bufs), - DRM_MEM_BUFLISTS); - bl->count = 0; - bl->bufs = NULL; - bl->rp = NULL; - bl->wp = NULL; - bl->end = NULL; - return 0; -} - -int drm_waitlist_put(drm_waitlist_t *bl, drm_buf_t *buf) -{ - int left; - int s; - - left = DRM_LEFTCOUNT(bl); - DRM_DEBUG("put %d (%d left, rp = %p, wp = %p)\n", - buf->idx, left, bl->rp, bl->wp); - if (!left) { - DRM_ERROR("Overflow while adding buffer %d from pid %d\n", - buf->idx, buf->pid); - return EINVAL; - } -#if DRM_DMA_HISTOGRAM - getnanotime(&buf->time_queued); -#endif - buf->list = DRM_LIST_WAIT; - - simple_lock(&bl->write_lock); - s = spldrm(); - *bl->wp = buf; - if (++bl->wp >= bl->end) bl->wp = bl->bufs; - splx(s); - simple_unlock(&bl->write_lock); - - return 0; -} - -drm_buf_t *drm_waitlist_get(drm_waitlist_t *bl) -{ - drm_buf_t *buf; - int s; - - simple_lock(&bl->read_lock); - s = spldrm(); - buf = *bl->rp; - if (bl->rp == bl->wp) { - splx(s); - simple_unlock(&bl->read_lock); - return NULL; - } - if (++bl->rp >= bl->end) bl->rp = bl->bufs; - splx(s); - simple_unlock(&bl->read_lock); - - DRM_DEBUG("get %d\n", buf->idx); - return buf; -} - -int drm_freelist_create(drm_freelist_t *bl, int count) -{ - DRM_DEBUG("\n"); - atomic_set(&bl->count, 0); - bl->next = NULL; - bl->waiting = 0; - bl->low_mark = 0; - bl->high_mark = 0; - atomic_set(&bl->wfh, 0); -/* bl->lock = SPIN_LOCK_UNLOCKED; */ - ++bl->initialized; - return 0; -} - -int drm_freelist_destroy(drm_freelist_t *bl) -{ - DRM_DEBUG("\n"); - atomic_set(&bl->count, 0); - bl->next = NULL; - return 0; -} - -int drm_freelist_put(drm_device_t *dev, drm_freelist_t *bl, drm_buf_t *buf) -{ - unsigned int old; - unsigned int new; - char failed; - int count = 0; - drm_device_dma_t *dma = dev->dma; - - if (!dma) { - DRM_ERROR("No DMA support\n"); - return 1; - } - - if (buf->waiting || buf->pending || buf->list == DRM_LIST_FREE) { - DRM_ERROR("Freed buffer %d: w%d, p%d, l%d\n", - buf->idx, buf->waiting, buf->pending, buf->list); - } - DRM_DEBUG("%d, count = %d, wfh = %d, w%d, p%d\n", - buf->idx, atomic_read(&bl->count), atomic_read(&bl->wfh), - buf->waiting, buf->pending); - if (!bl) return 1; -#if DRM_DMA_HISTOGRAM - getnanotime(&buf->time_freed); - drm_histogram_compute(dev, buf); -#endif - buf->list = DRM_LIST_FREE; -/* - do { - old = (unsigned long)bl->next; - buf->next = (void *)old; - new = (unsigned long)buf; - _DRM_CAS(&bl->next, old, new, failed); - if (++count > DRM_LOOPING_LIMIT) { - DRM_ERROR("Looping\n"); - return 1; - } - } while (failed); -*/ - - simple_lock(&bl->lock); - buf->next = bl->next; - bl->next = buf; - simple_unlock(&bl->lock); - - atomic_inc(&bl->count); - if (atomic_read(&bl->count) > dma->buf_count) { - DRM_ERROR("%d of %d buffers free after addition of %d\n", - atomic_read(&bl->count), dma->buf_count, buf->idx); - return 1; - } - /* Check for high water mark */ - if (atomic_read(&bl->wfh) && atomic_read(&bl->count)>=bl->high_mark) { - atomic_set(&bl->wfh, 0); - if (bl->waiting) - wakeup(&bl->waiting); - } - return 0; -} - -static drm_buf_t *drm_freelist_try(drm_freelist_t *bl) -{ - unsigned int old; - unsigned int new; - char failed; - drm_buf_t *buf; - int count = 0; - - if (!bl) return NULL; - - /* Get buffer */ -/* - do { - old = (unsigned int)bl->next; - if (!old) { - return NULL; - } - new = (unsigned long)bl->next->next; - _DRM_CAS(&bl->next, old, new, failed); - if (++count > DRM_LOOPING_LIMIT) { - DRM_ERROR("Looping\n"); - return NULL; - } - } while (failed); - atomic_dec(&bl->count); - - buf = (drm_buf_t *)old; -*/ - simple_lock(&bl->lock); - if(!bl->next){ - simple_unlock(&bl->lock); - return NULL; - } - buf = bl->next; - bl->next = bl->next->next; - simple_unlock(&bl->lock); - atomic_dec(&bl->count); - buf->next = NULL; - buf->list = DRM_LIST_NONE; - DRM_DEBUG("%d, count = %d, wfh = %d, w%d, p%d\n", - buf->idx, atomic_read(&bl->count), atomic_read(&bl->wfh), - buf->waiting, buf->pending); - if (buf->waiting || buf->pending) { - DRM_ERROR("Free buffer %d: w%d, p%d, l%d\n", - buf->idx, buf->waiting, buf->pending, buf->list); - } - - return buf; -} - -drm_buf_t *drm_freelist_get(drm_freelist_t *bl, int block) -{ - drm_buf_t *buf = NULL; - int error; - - if (!bl || !bl->initialized) return NULL; - - /* Check for low water mark */ - if (atomic_read(&bl->count) <= bl->low_mark) /* Became low */ - atomic_set(&bl->wfh, 1); - if (atomic_read(&bl->wfh)) { - DRM_DEBUG("Block = %d, count = %d, wfh = %d\n", - block, atomic_read(&bl->count), - atomic_read(&bl->wfh)); - if (block) { - atomic_inc(&bl->waiting); - for (;;) { - if (!atomic_read(&bl->wfh) - && (buf = drm_freelist_try(bl))) break; - error = tsleep(&bl->waiting, PZERO|PCATCH, - "drmfg", 0); - if (error) - break; - } - atomic_dec(&bl->waiting); - } - return buf; - } - - DRM_DEBUG("Count = %d, wfh = %d\n", - atomic_read(&bl->count), atomic_read(&bl->wfh)); - return drm_freelist_try(bl); -} diff --git a/bsd/drm/lock.c b/bsd/drm/lock.c deleted file mode 100644 index ec295b2b2..000000000 --- a/bsd/drm/lock.c +++ /dev/null @@ -1,223 +0,0 @@ -/* lock.c -- IOCTLs for locking -*- c -*- - * Created: Tue Feb 2 08:37:54 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -int -drm_block(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - DRM_DEBUG("\n"); - return 0; -} - -int -drm_unblock(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - DRM_DEBUG("\n"); - return 0; -} - -int drm_lock_take(__volatile__ unsigned int *lock, unsigned int context) -{ - unsigned int old; - unsigned int new; - char failed; - - DRM_DEBUG("%d attempts\n", context); - do { - old = *lock; - if (old & _DRM_LOCK_HELD) new = old | _DRM_LOCK_CONT; - else new = context | _DRM_LOCK_HELD; - _DRM_CAS(lock, old, new, failed); - } while (failed); - if (_DRM_LOCKING_CONTEXT(old) == context) { - if (old & _DRM_LOCK_HELD) { - if (context != DRM_KERNEL_CONTEXT) { - DRM_ERROR("%d holds heavyweight lock\n", - context); - } - return 0; - } - } - if (new == (context | _DRM_LOCK_HELD)) { - /* Have lock */ - DRM_DEBUG("%d\n", context); - return 1; - } - DRM_DEBUG("%d unable to get lock held by %d\n", - context, _DRM_LOCKING_CONTEXT(old)); - return 0; -} - -/* This takes a lock forcibly and hands it to context. Should ONLY be used - inside *_unlock to give lock to kernel before calling *_dma_schedule. */ -int drm_lock_transfer(drm_device_t *dev, - __volatile__ unsigned int *lock, unsigned int context) -{ - unsigned int old; - unsigned int new; - char failed; - - dev->lock.pid = 0; - do { - old = *lock; - new = context | _DRM_LOCK_HELD; - _DRM_CAS(lock, old, new, failed); - } while (failed); - DRM_DEBUG("%d => %d\n", _DRM_LOCKING_CONTEXT(old), context); - return 1; -} - -int drm_lock_free(drm_device_t *dev, - __volatile__ unsigned int *lock, unsigned int context) -{ - unsigned int old; - unsigned int new; - char failed; - pid_t pid = dev->lock.pid; - - DRM_DEBUG("%d\n", context); - dev->lock.pid = 0; - do { - old = *lock; - new = 0; - _DRM_CAS(lock, old, new, failed); - } while (failed); - if (_DRM_LOCK_IS_HELD(old) && _DRM_LOCKING_CONTEXT(old) != context) { - DRM_ERROR("%d freed heavyweight lock held by %d (pid %d)\n", - context, - _DRM_LOCKING_CONTEXT(old), - pid); - return 1; - } - wakeup(&dev->lock.lock_queue); - return 0; -} - -static int drm_flush_queue(drm_device_t *dev, int context) -{ - int ret = 0; - int error; - drm_queue_t *q = dev->queuelist[context]; - - DRM_DEBUG("\n"); - - atomic_inc(&q->use_count); - if (atomic_read(&q->use_count) > 1) { - atomic_inc(&q->block_write); - atomic_inc(&q->block_count); - for (;;) { - if (!DRM_BUFCOUNT(&q->waitlist)) break; - error = tsleep(&q->flush_queue, PCATCH|PZERO, "drmfq", 0); - if (error) - return error; - } - atomic_dec(&q->block_count); - } - atomic_dec(&q->use_count); - atomic_inc(&q->total_flushed); - - /* NOTE: block_write is still incremented! - Use drm_flush_unlock_queue to decrement. */ - return ret; -} - -static int drm_flush_unblock_queue(drm_device_t *dev, int context) -{ - drm_queue_t *q = dev->queuelist[context]; - - DRM_DEBUG("\n"); - - atomic_inc(&q->use_count); - if (atomic_read(&q->use_count) > 1) { - if (atomic_read(&q->block_write)) { - atomic_dec(&q->block_write); - wakeup(&q->write_queue); - } - } - atomic_dec(&q->use_count); - return 0; -} - -int drm_flush_block_and_flush(drm_device_t *dev, int context, - drm_lock_flags_t flags) -{ - int ret = 0; - int i; - - DRM_DEBUG("\n"); - - if (flags & _DRM_LOCK_FLUSH) { - ret = drm_flush_queue(dev, DRM_KERNEL_CONTEXT); - if (!ret) ret = drm_flush_queue(dev, context); - } - if (flags & _DRM_LOCK_FLUSH_ALL) { - for (i = 0; !ret && i < dev->queue_count; i++) { - ret = drm_flush_queue(dev, i); - } - } - return ret; -} - -int drm_flush_unblock(drm_device_t *dev, int context, drm_lock_flags_t flags) -{ - int ret = 0; - int i; - - DRM_DEBUG("\n"); - - if (flags & _DRM_LOCK_FLUSH) { - ret = drm_flush_unblock_queue(dev, DRM_KERNEL_CONTEXT); - if (!ret) ret = drm_flush_unblock_queue(dev, context); - } - if (flags & _DRM_LOCK_FLUSH_ALL) { - for (i = 0; !ret && i < dev->queue_count; i++) { - ret = drm_flush_unblock_queue(dev, i); - } - } - - return ret; -} - -int drm_finish(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - int ret = 0; - drm_lock_t lock; - - DRM_DEBUG("\n"); - - lock = *(drm_lock_t *) data; - ret = drm_flush_block_and_flush(dev, lock.context, lock.flags); - drm_flush_unblock(dev, lock.context, lock.flags); - return ret; -} diff --git a/bsd/drm/memory.c b/bsd/drm/memory.c deleted file mode 100644 index f60e21289..000000000 --- a/bsd/drm/memory.c +++ /dev/null @@ -1,458 +0,0 @@ -/* memory.c -- Memory management wrappers for DRM -*- c -*- - * Created: Thu Feb 4 14:00:34 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -#include <vm/vm.h> -#include <vm/pmap.h> -#ifdef DRM_AGP -#include <sys/agpio.h> -#endif - -MALLOC_DEFINE(M_DRM, "drm", "DRM Data Structures"); - -typedef struct drm_mem_stats { - const char *name; - int succeed_count; - int free_count; - int fail_count; - unsigned long bytes_allocated; - unsigned long bytes_freed; -} drm_mem_stats_t; - -#ifdef SMP -static struct simplelock drm_mem_lock; -#endif -static unsigned long drm_ram_available = 0; -static unsigned long drm_ram_used = 0; -static drm_mem_stats_t drm_mem_stats[] = { - [DRM_MEM_DMA] = { "dmabufs" }, - [DRM_MEM_SAREA] = { "sareas" }, - [DRM_MEM_DRIVER] = { "driver" }, - [DRM_MEM_MAGIC] = { "magic" }, - [DRM_MEM_IOCTLS] = { "ioctltab" }, - [DRM_MEM_MAPS] = { "maplist" }, - [DRM_MEM_VMAS] = { "vmalist" }, - [DRM_MEM_BUFS] = { "buflist" }, - [DRM_MEM_SEGS] = { "seglist" }, - [DRM_MEM_PAGES] = { "pagelist" }, - [DRM_MEM_FILES] = { "files" }, - [DRM_MEM_QUEUES] = { "queues" }, - [DRM_MEM_CMDS] = { "commands" }, - [DRM_MEM_MAPPINGS] = { "mappings" }, - [DRM_MEM_BUFLISTS] = { "buflists" }, - [DRM_MEM_AGPLISTS] = { "agplist" }, - [DRM_MEM_TOTALAGP] = { "totalagp" }, - [DRM_MEM_BOUNDAGP] = { "boundagp" }, - [DRM_MEM_CTXBITMAP] = { "ctxbitmap"}, - { NULL, 0, } /* Last entry must be null */ -}; - -void drm_mem_init(void) -{ - drm_mem_stats_t *mem; - - for (mem = drm_mem_stats; mem->name; ++mem) { - mem->succeed_count = 0; - mem->free_count = 0; - mem->fail_count = 0; - mem->bytes_allocated = 0; - mem->bytes_freed = 0; - } - - drm_ram_available = 0; /* si.totalram; */ - drm_ram_used = 0; -} - -/* drm_mem_info is called whenever a process reads /dev/drm/mem. */ - -static int _drm_mem_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_mem_stats_t *pt; - char buf[128]; - int error; - - DRM_SYSCTL_PRINT(" total counts " - " | outstanding \n"); - DRM_SYSCTL_PRINT("type alloc freed fail bytes freed" - " | allocs bytes\n\n"); - DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu |\n", - "system", 0, 0, 0, drm_ram_available); - DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu |\n", - "locked", 0, 0, 0, drm_ram_used); - DRM_SYSCTL_PRINT("\n"); - for (pt = drm_mem_stats; pt->name; pt++) { - DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu %10lu | %6d %10ld\n", - pt->name, - pt->succeed_count, - pt->free_count, - pt->fail_count, - pt->bytes_allocated, - pt->bytes_freed, - pt->succeed_count - pt->free_count, - (long)pt->bytes_allocated - - (long)pt->bytes_freed); - } - SYSCTL_OUT(req, "", 1); - - return 0; -} - -int drm_mem_info DRM_SYSCTL_HANDLER_ARGS -{ - int ret; - - simple_lock(&drm_mem_lock); - ret = _drm_mem_info(oidp, arg1, arg2, req); - simple_unlock(&drm_mem_lock); - return ret; -} - -void *drm_alloc(size_t size, int area) -{ - void *pt; - - if (!size) { - DRM_MEM_ERROR(area, "Allocating 0 bytes\n"); - return NULL; - } - - if (!(pt = malloc(size, M_DRM, M_NOWAIT))) { - simple_lock(&drm_mem_lock); - ++drm_mem_stats[area].fail_count; - simple_unlock(&drm_mem_lock); - return NULL; - } - simple_lock(&drm_mem_lock); - ++drm_mem_stats[area].succeed_count; - drm_mem_stats[area].bytes_allocated += size; - simple_unlock(&drm_mem_lock); - return pt; -} - -void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area) -{ - void *pt; - - if (!(pt = drm_alloc(size, area))) return NULL; - if (oldpt && oldsize) { - memcpy(pt, oldpt, oldsize); - drm_free(oldpt, oldsize, area); - } - return pt; -} - -char *drm_strdup(const char *s, int area) -{ - char *pt; - int length = s ? strlen(s) : 0; - - if (!(pt = drm_alloc(length+1, area))) return NULL; - strcpy(pt, s); - return pt; -} - -void drm_strfree(char *s, int area) -{ - unsigned int size; - - if (!s) return; - - size = 1 + (s ? strlen(s) : 0); - drm_free((void *)s, size, area); -} - -void drm_free(void *pt, size_t size, int area) -{ - int alloc_count; - int free_count; - - if (!pt) DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n"); - else free(pt, M_DRM); - simple_lock(&drm_mem_lock); - drm_mem_stats[area].bytes_freed += size; - free_count = ++drm_mem_stats[area].free_count; - alloc_count = drm_mem_stats[area].succeed_count; - simple_unlock(&drm_mem_lock); - if (free_count > alloc_count) { - DRM_MEM_ERROR(area, "Excess frees: %d frees, %d allocs\n", - free_count, alloc_count); - } -} - -unsigned long drm_alloc_pages(int order, int area) -{ - vm_offset_t address; - unsigned long bytes = PAGE_SIZE << order; - unsigned long addr; - unsigned int sz; - - simple_lock(&drm_mem_lock); - if (drm_ram_used > +(DRM_RAM_PERCENT * drm_ram_available) / 100) { - simple_unlock(&drm_mem_lock); - return 0; - } - simple_unlock(&drm_mem_lock); - - address = (vm_offset_t) contigmalloc(1<<order, M_DRM, M_WAITOK, 0, ~0, 1, 0); - if (!address) { - simple_lock(&drm_mem_lock); - ++drm_mem_stats[area].fail_count; - simple_unlock(&drm_mem_lock); - return 0; - } - simple_lock(&drm_mem_lock); - ++drm_mem_stats[area].succeed_count; - drm_mem_stats[area].bytes_allocated += bytes; - drm_ram_used += bytes; - simple_unlock(&drm_mem_lock); - - - /* Zero outside the lock */ - memset((void *)address, 0, bytes); - - /* Reserve */ - for (addr = address, sz = bytes; - sz > 0; - addr += PAGE_SIZE, sz -= PAGE_SIZE) { - /* mem_map_reserve(MAP_NR(addr));*/ - } - - return address; -} - -void drm_free_pages(unsigned long address, int order, int area) -{ - unsigned long bytes = PAGE_SIZE << order; - int alloc_count; - int free_count; - unsigned long addr; - unsigned int sz; - - if (!address) { - DRM_MEM_ERROR(area, "Attempt to free address 0\n"); - } else { - /* Unreserve */ - for (addr = address, sz = bytes; - sz > 0; - addr += PAGE_SIZE, sz -= PAGE_SIZE) { - /* mem_map_unreserve(MAP_NR(addr));*/ - } - contigfree((void *) address, bytes, M_DRM); - } - - simple_lock(&drm_mem_lock); - free_count = ++drm_mem_stats[area].free_count; - alloc_count = drm_mem_stats[area].succeed_count; - drm_mem_stats[area].bytes_freed += bytes; - drm_ram_used -= bytes; - simple_unlock(&drm_mem_lock); - if (free_count > alloc_count) { - DRM_MEM_ERROR(area, - "Excess frees: %d frees, %d allocs\n", - free_count, alloc_count); - } -} - -void *drm_ioremap(unsigned long offset, unsigned long size) -{ - void *pt; - - if (!size) { - DRM_MEM_ERROR(DRM_MEM_MAPPINGS, - "Mapping 0 bytes at 0x%08lx\n", offset); - return NULL; - } - - if (!(pt = pmap_mapdev(offset, size))) { - simple_lock(&drm_mem_lock); - ++drm_mem_stats[DRM_MEM_MAPPINGS].fail_count; - simple_unlock(&drm_mem_lock); - return NULL; - } - simple_lock(&drm_mem_lock); - ++drm_mem_stats[DRM_MEM_MAPPINGS].succeed_count; - drm_mem_stats[DRM_MEM_MAPPINGS].bytes_allocated += size; - simple_unlock(&drm_mem_lock); - return pt; -} - -void drm_ioremapfree(void *pt, unsigned long size) -{ - int alloc_count; - int free_count; - - if (!pt) - DRM_MEM_ERROR(DRM_MEM_MAPPINGS, - "Attempt to free NULL pointer\n"); - else - pmap_unmapdev((vm_offset_t) pt, size); - - simple_lock(&drm_mem_lock); - drm_mem_stats[DRM_MEM_MAPPINGS].bytes_freed += size; - free_count = ++drm_mem_stats[DRM_MEM_MAPPINGS].free_count; - alloc_count = drm_mem_stats[DRM_MEM_MAPPINGS].succeed_count; - simple_unlock(&drm_mem_lock); - if (free_count > alloc_count) { - DRM_MEM_ERROR(DRM_MEM_MAPPINGS, - "Excess frees: %d frees, %d allocs\n", - free_count, alloc_count); - } -} - -#ifdef DRM_AGP -void *drm_alloc_agp(int pages, u_int32_t type) -{ - device_t dev = agp_find_device(); - void *handle; - - if (!dev) - return NULL; - - if (!pages) { - DRM_MEM_ERROR(DRM_MEM_TOTALAGP, "Allocating 0 pages\n"); - return NULL; - } - - if ((handle = agp_alloc_memory(dev, type, pages << AGP_PAGE_SHIFT))) { - simple_lock(&drm_mem_lock); - ++drm_mem_stats[DRM_MEM_TOTALAGP].succeed_count; - drm_mem_stats[DRM_MEM_TOTALAGP].bytes_allocated - += pages << PAGE_SHIFT; - simple_unlock(&drm_mem_lock); - return handle; - } - simple_lock(&drm_mem_lock); - ++drm_mem_stats[DRM_MEM_TOTALAGP].fail_count; - simple_unlock(&drm_mem_lock); - return NULL; -} - -int drm_free_agp(void *handle, int pages) -{ - device_t dev = agp_find_device(); - int alloc_count; - int free_count; - int retval = EINVAL; - - if (!dev) - return EINVAL; - - if (!handle) { - DRM_MEM_ERROR(DRM_MEM_TOTALAGP, - "Attempt to free NULL AGP handle\n"); - return retval; - } - - agp_free_memory(dev, handle); - simple_lock(&drm_mem_lock); - free_count = ++drm_mem_stats[DRM_MEM_TOTALAGP].free_count; - alloc_count = drm_mem_stats[DRM_MEM_TOTALAGP].succeed_count; - drm_mem_stats[DRM_MEM_TOTALAGP].bytes_freed - += pages << PAGE_SHIFT; - simple_unlock(&drm_mem_lock); - if (free_count > alloc_count) { - DRM_MEM_ERROR(DRM_MEM_TOTALAGP, - "Excess frees: %d frees, %d allocs\n", - free_count, alloc_count); - } - return 0; -} - -int drm_bind_agp(void *handle, unsigned int start) -{ - device_t dev = agp_find_device(); - int retcode = EINVAL; - struct agp_memory_info info; - - DRM_DEBUG("drm_bind_agp called\n"); - - if (!dev) - return EINVAL; - - if (!handle) { - DRM_MEM_ERROR(DRM_MEM_BOUNDAGP, - "Attempt to bind NULL AGP handle\n"); - return retcode; - } - - if (!(retcode = agp_bind_memory(dev, handle, - start << AGP_PAGE_SHIFT))) { - simple_lock(&drm_mem_lock); - ++drm_mem_stats[DRM_MEM_BOUNDAGP].succeed_count; - agp_memory_info(dev, handle, &info); - drm_mem_stats[DRM_MEM_BOUNDAGP].bytes_allocated - += info.ami_size; - simple_unlock(&drm_mem_lock); - DRM_DEBUG("drm_agp.bind_memory: retcode %d\n", retcode); - return retcode; - } - simple_lock(&drm_mem_lock); - ++drm_mem_stats[DRM_MEM_BOUNDAGP].fail_count; - simple_unlock(&drm_mem_lock); - return retcode; -} - -int drm_unbind_agp(void *handle) -{ - device_t dev = agp_find_device(); - int alloc_count; - int free_count; - int retcode = EINVAL; - struct agp_memory_info info; - - if (!dev) - return EINVAL; - - if (!handle) { - DRM_MEM_ERROR(DRM_MEM_BOUNDAGP, - "Attempt to unbind NULL AGP handle\n"); - return retcode; - } - - - agp_memory_info(dev, handle, &info); - if ((retcode = agp_unbind_memory(dev, handle))) - return retcode; - simple_lock(&drm_mem_lock); - free_count = ++drm_mem_stats[DRM_MEM_BOUNDAGP].free_count; - alloc_count = drm_mem_stats[DRM_MEM_BOUNDAGP].succeed_count; - drm_mem_stats[DRM_MEM_BOUNDAGP].bytes_freed += info.ami_size; - simple_unlock(&drm_mem_lock); - if (free_count > alloc_count) { - DRM_MEM_ERROR(DRM_MEM_BOUNDAGP, - "Excess frees: %d frees, %d allocs\n", - free_count, alloc_count); - } - return retcode; -} -#endif diff --git a/bsd/drm/proc.c b/bsd/drm/proc.c deleted file mode 100644 index 6ca3fabc1..000000000 --- a/bsd/drm/proc.c +++ /dev/null @@ -1,568 +0,0 @@ -/* proc.c -- /proc support for DRM -*- c -*- - * Created: Mon Jan 11 09:48:47 1999 by faith@precisioninsight.com - * Revised: Fri Aug 20 11:31:48 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * $PI: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/kernel/proc.c,v 1.4 1999/08/20 15:36:46 faith Exp $ - * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/bsd/drm/kernel/drm/proc.c,v 1.2 2001/03/02 02:45:38 dawes Exp $ - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -static struct proc_dir_entry *drm_root = NULL; -static struct proc_dir_entry *drm_dev_root = NULL; -static char drm_slot_name[64]; - -static int drm_name_info(char *buf, char **start, off_t offset, - int len, int *eof, void *data); -static int drm_vm_info(char *buf, char **start, off_t offset, - int len, int *eof, void *data); -static int drm_clients_info(char *buf, char **start, off_t offset, - int len, int *eof, void *data); -static int drm_queues_info(char *buf, char **start, off_t offset, - int len, int *eof, void *data); -static int drm_bufs_info(char *buf, char **start, off_t offset, - int len, int *eof, void *data); -#if DRM_DEBUG_CODE -static int drm_vma_info(char *buf, char **start, off_t offset, - int len, int *eof, void *data); -#endif -#if DRM_DMA_HISTOGRAM -static int drm_histo_info(char *buf, char **start, off_t offset, - int len, int *eof, void *data); -#endif - -struct drm_proc_list { - const char *name; - int (*f)(char *, char **, off_t, int, int *, void *); -} drm_proc_list[] = { - { "name", drm_name_info }, - { "mem", drm_mem_info }, - { "vm", drm_vm_info }, - { "clients", drm_clients_info }, - { "queues", drm_queues_info }, - { "bufs", drm_bufs_info }, -#if DRM_DEBUG_CODE - { "vma", drm_vma_info }, -#endif -#if DRM_DMA_HISTOGRAM - { "histo", drm_histo_info }, -#endif -}; -#define DRM_PROC_ENTRIES (sizeof(drm_proc_list)/sizeof(drm_proc_list[0])) - -int drm_proc_init(drm_device_t *dev) -{ - struct proc_dir_entry *ent; - int i, j; - - drm_root = create_proc_entry("graphics", S_IFDIR, NULL); - if (!drm_root) { - DRM_ERROR("Cannot create /proc/graphics\n"); - return -1; - } - - /* Instead of doing this search, we should - add some global support for /proc/graphics. */ - for (i = 0; i < 8; i++) { - sprintf(drm_slot_name, "graphics/%d", i); - drm_dev_root = create_proc_entry(drm_slot_name, S_IFDIR, NULL); - if (!drm_dev_root) { - DRM_ERROR("Cannot create /proc/%s\n", drm_slot_name); - remove_proc_entry("graphics", NULL); - } - if (drm_dev_root->nlink == 2) break; - drm_dev_root = NULL; - } - if (!drm_dev_root) { - DRM_ERROR("Cannot find slot in /proc/graphics\n"); - return -1; - } - - for (i = 0; i < DRM_PROC_ENTRIES; i++) { - ent = create_proc_entry(drm_proc_list[i].name, - S_IFREG|S_IRUGO, drm_dev_root); - if (!ent) { - DRM_ERROR("Cannot create /proc/%s/%s\n", - drm_slot_name, drm_proc_list[i].name); - for (j = 0; j < i; j++) - remove_proc_entry(drm_proc_list[i].name, - drm_dev_root); - remove_proc_entry(drm_slot_name, NULL); - remove_proc_entry("graphics", NULL); - return -1; - } - ent->read_proc = drm_proc_list[i].f; - ent->data = dev; - } - - return 0; -} - - -int drm_proc_cleanup(void) -{ - int i; - - if (drm_root) { - if (drm_dev_root) { - for (i = 0; i < DRM_PROC_ENTRIES; i++) { - remove_proc_entry(drm_proc_list[i].name, - drm_dev_root); - } - remove_proc_entry(drm_slot_name, NULL); - } - remove_proc_entry("graphics", NULL); - remove_proc_entry(DRM_NAME, NULL); - } - drm_root = drm_dev_root = NULL; - return 0; -} - -static int drm_name_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - - if (offset > 0) return 0; /* no partial requests */ - len = 0; - *eof = 1; - - if (dev->unique) { - DRM_PROC_PRINT("%s 0x%x %s\n", - dev->name, dev->device, dev->unique); - } else { - DRM_PROC_PRINT("%s 0x%x\n", dev->name, dev->device); - } - return len; -} - -static int _drm_vm_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - drm_map_t *map; - const char *types[] = { "FB", "REG", "SHM", "AGP" }; - const char *type; - int i; - - if (offset > 0) return 0; /* no partial requests */ - len = 0; - *eof = 1; - DRM_PROC_PRINT("slot offset size type flags " - "address mtrr\n\n"); - for (i = 0; i < dev->map_count; i++) { - map = dev->maplist[i]; - if (map->type < 0 || map->type > 3) type = "??"; - else type = types[map->type]; - DRM_PROC_PRINT("%4d 0x%08lx 0x%08lx %4.4s 0x%02x 0x%08lx ", - i, - map->offset, - map->size, - type, - map->flags, - (unsigned long)map->handle); - if (map->mtrr < 0) { - DRM_PROC_PRINT("none\n"); - } else { - DRM_PROC_PRINT("%4d\n", map->mtrr); - } - } - - return len; -} - -static int drm_vm_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - int ret; - - down(&dev->struct_sem); - ret = _drm_vm_info(buf, start, offset, len, eof, data); - up(&dev->struct_sem); - return ret; -} - - -static int _drm_queues_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - int i; - drm_queue_t *q; - - if (offset > 0) return 0; /* no partial requests */ - len = 0; - *eof = 1; - DRM_PROC_PRINT(" ctx/flags use fin" - " blk/rw/rwf wait flushed queued" - " locks\n\n"); - for (i = 0; i < dev->queue_count; i++) { - q = dev->queuelist[i]; - atomic_inc(&q->use_count); - DRM_PROC_PRINT_RET(atomic_dec(&q->use_count), - "%5d/0x%03x %5d %5d" - " %5d/%c%c/%c%c%c %5Zd %10d %10d %10d\n", - i, - q->flags, - atomic_read(&q->use_count), - atomic_read(&q->finalization), - atomic_read(&q->block_count), - atomic_read(&q->block_read) ? 'r' : '-', - atomic_read(&q->block_write) ? 'w' : '-', - waitqueue_active(&q->read_queue) ? 'r':'-', - waitqueue_active(&q->write_queue) ? 'w':'-', - waitqueue_active(&q->flush_queue) ? 'f':'-', - DRM_BUFCOUNT(&q->waitlist), - atomic_read(&q->total_flushed), - atomic_read(&q->total_queued), - atomic_read(&q->total_locks)); - atomic_dec(&q->use_count); - } - - return len; -} - -static int drm_queues_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - int ret; - - down(&dev->struct_sem); - ret = _drm_queues_info(buf, start, offset, len, eof, data); - up(&dev->struct_sem); - return ret; -} - -/* drm_bufs_info is called whenever a process reads - /dev/drm/<dev>/bufs. */ - -static int _drm_bufs_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - drm_device_dma_t *dma = dev->dma; - int i; - - if (!dma) return 0; - if (offset > 0) return 0; /* no partial requests */ - len = 0; - *eof = 1; - DRM_PROC_PRINT(" o size count free segs pages kB\n\n"); - for (i = 0; i <= DRM_MAX_ORDER; i++) { - if (dma->bufs[i].buf_count) - DRM_PROC_PRINT("%2d %8d %5d %5d %5d %5d %5ld\n", - i, - dma->bufs[i].buf_size, - dma->bufs[i].buf_count, - atomic_read(&dma->bufs[i] - .freelist.count), - dma->bufs[i].seg_count, - dma->bufs[i].seg_count - *(1 << dma->bufs[i].page_order), - (dma->bufs[i].seg_count - * (1 << dma->bufs[i].page_order)) - * PAGE_SIZE / 1024); - } - DRM_PROC_PRINT("\n"); - for (i = 0; i < dma->buf_count; i++) { - if (i && !(i%32)) DRM_PROC_PRINT("\n"); - DRM_PROC_PRINT(" %d", dma->buflist[i]->list); - } - DRM_PROC_PRINT("\n"); - - return len; -} - -static int drm_bufs_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - int ret; - - down(&dev->struct_sem); - ret = _drm_bufs_info(buf, start, offset, len, eof, data); - up(&dev->struct_sem); - return ret; -} - - -static int _drm_clients_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - drm_file_t *priv; - - if (offset > 0) return 0; /* no partial requests */ - len = 0; - *eof = 1; - DRM_PROC_PRINT("a dev pid uid magic ioctls\n\n"); - for (priv = dev->file_first; priv; priv = priv->next) { - DRM_PROC_PRINT("%c %3d %5d %5d %10u %10lu\n", - priv->authenticated ? 'y' : 'n', - priv->minor, - priv->pid, - priv->uid, - priv->magic, - priv->ioctl_count); - } - - return len; -} - -static int drm_clients_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - int ret; - - down(&dev->struct_sem); - ret = _drm_clients_info(buf, start, offset, len, eof, data); - up(&dev->struct_sem); - return ret; -} - -#if DRM_DEBUG_CODE - -static int _drm_vma_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - drm_vma_entry_t *pt; - pgd_t *pgd; - pmd_t *pmd; - pte_t *pte; - unsigned long i; - struct vm_area_struct *vma; - unsigned long address; -#if defined(__i386__) - unsigned int pgprot; -#endif - - if (offset > 0) return 0; /* no partial requests */ - len = 0; - *eof = 1; - DRM_PROC_PRINT("vma use count: %d, high_memory = %p, 0x%08lx\n", - atomic_read(&dev->vma_count), - high_memory, virt_to_phys(high_memory)); - for (pt = dev->vmalist; pt; pt = pt->next) { - if (!(vma = pt->vma)) continue; - DRM_PROC_PRINT("\n%5d 0x%08lx-0x%08lx %c%c%c%c%c%c 0x%08lx", - pt->pid, - vma->vm_start, - vma->vm_end, - vma->vm_flags & VM_READ ? 'r' : '-', - vma->vm_flags & VM_WRITE ? 'w' : '-', - vma->vm_flags & VM_EXEC ? 'x' : '-', - vma->vm_flags & VM_MAYSHARE ? 's' : 'p', - vma->vm_flags & VM_LOCKED ? 'l' : '-', - vma->vm_flags & VM_IO ? 'i' : '-', - vma->vm_offset ); -#if defined(__i386__) - pgprot = pgprot_val(vma->vm_page_prot); - DRM_PROC_PRINT(" %c%c%c%c%c%c%c%c%c", - pgprot & _PAGE_PRESENT ? 'p' : '-', - pgprot & _PAGE_RW ? 'w' : 'r', - pgprot & _PAGE_USER ? 'u' : 's', - pgprot & _PAGE_PWT ? 't' : 'b', - pgprot & _PAGE_PCD ? 'u' : 'c', - pgprot & _PAGE_ACCESSED ? 'a' : '-', - pgprot & _PAGE_DIRTY ? 'd' : '-', - pgprot & _PAGE_4M ? 'm' : 'k', - pgprot & _PAGE_GLOBAL ? 'g' : 'l' ); -#endif - DRM_PROC_PRINT("\n"); - for (i = vma->vm_start; i < vma->vm_end; i += PAGE_SIZE) { - pgd = pgd_offset(vma->vm_mm, i); - pmd = pmd_offset(pgd, i); - pte = pte_offset(pmd, i); - if (pte_present(*pte)) { - address = __pa(pte_page(*pte)) - + (i & (PAGE_SIZE-1)); - DRM_PROC_PRINT(" 0x%08lx -> 0x%08lx" - " %c%c%c%c%c\n", - i, - address, - pte_read(*pte) ? 'r' : '-', - pte_write(*pte) ? 'w' : '-', - pte_exec(*pte) ? 'x' : '-', - pte_dirty(*pte) ? 'd' : '-', - pte_young(*pte) ? 'a' : '-' ); - } else { - DRM_PROC_PRINT(" 0x%08lx\n", i); - } - } - } - - return len; -} - -static int drm_vma_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - int ret; - - down(&dev->struct_sem); - ret = _drm_vma_info(buf, start, offset, len, eof, data); - up(&dev->struct_sem); - return ret; -} -#endif - - -#if DRM_DMA_HISTOGRAM -static int _drm_histo_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - drm_device_dma_t *dma = dev->dma; - int i; - unsigned long slot_value = DRM_DMA_HISTOGRAM_INITIAL; - unsigned long prev_value = 0; - drm_buf_t *buffer; - - if (offset > 0) return 0; /* no partial requests */ - len = 0; - *eof = 1; - - DRM_PROC_PRINT("general statistics:\n"); - DRM_PROC_PRINT("total %10u\n", atomic_read(&dev->histo.total)); - DRM_PROC_PRINT("open %10u\n", atomic_read(&dev->total_open)); - DRM_PROC_PRINT("close %10u\n", atomic_read(&dev->total_close)); - DRM_PROC_PRINT("ioctl %10u\n", atomic_read(&dev->total_ioctl)); - DRM_PROC_PRINT("irq %10u\n", atomic_read(&dev->total_irq)); - DRM_PROC_PRINT("ctx %10u\n", atomic_read(&dev->total_ctx)); - - DRM_PROC_PRINT("\nlock statistics:\n"); - DRM_PROC_PRINT("locks %10u\n", atomic_read(&dev->total_locks)); - DRM_PROC_PRINT("unlocks %10u\n", atomic_read(&dev->total_unlocks)); - DRM_PROC_PRINT("contends %10u\n", atomic_read(&dev->total_contends)); - DRM_PROC_PRINT("sleeps %10u\n", atomic_read(&dev->total_sleeps)); - - - if (dma) { - DRM_PROC_PRINT("\ndma statistics:\n"); - DRM_PROC_PRINT("prio %10u\n", - atomic_read(&dma->total_prio)); - DRM_PROC_PRINT("bytes %10u\n", - atomic_read(&dma->total_bytes)); - DRM_PROC_PRINT("dmas %10u\n", - atomic_read(&dma->total_dmas)); - DRM_PROC_PRINT("missed:\n"); - DRM_PROC_PRINT(" dma %10u\n", - atomic_read(&dma->total_missed_dma)); - DRM_PROC_PRINT(" lock %10u\n", - atomic_read(&dma->total_missed_lock)); - DRM_PROC_PRINT(" free %10u\n", - atomic_read(&dma->total_missed_free)); - DRM_PROC_PRINT(" sched %10u\n", - atomic_read(&dma->total_missed_sched)); - DRM_PROC_PRINT("tried %10u\n", - atomic_read(&dma->total_tried)); - DRM_PROC_PRINT("hit %10u\n", - atomic_read(&dma->total_hit)); - DRM_PROC_PRINT("lost %10u\n", - atomic_read(&dma->total_lost)); - - buffer = dma->next_buffer; - if (buffer) { - DRM_PROC_PRINT("next_buffer %7d\n", buffer->idx); - } else { - DRM_PROC_PRINT("next_buffer none\n"); - } - buffer = dma->this_buffer; - if (buffer) { - DRM_PROC_PRINT("this_buffer %7d\n", buffer->idx); - } else { - DRM_PROC_PRINT("this_buffer none\n"); - } - } - - - DRM_PROC_PRINT("\nvalues:\n"); - if (dev->lock.hw_lock) { - DRM_PROC_PRINT("lock 0x%08x\n", - dev->lock.hw_lock->lock); - } else { - DRM_PROC_PRINT("lock none\n"); - } - DRM_PROC_PRINT("context_flag 0x%08x\n", dev->context_flag); - DRM_PROC_PRINT("interrupt_flag 0x%08x\n", dev->interrupt_flag); - DRM_PROC_PRINT("dma_flag 0x%08x\n", dev->dma_flag); - - DRM_PROC_PRINT("queue_count %10d\n", dev->queue_count); - DRM_PROC_PRINT("last_context %10d\n", dev->last_context); - DRM_PROC_PRINT("last_switch %10lu\n", dev->last_switch); - DRM_PROC_PRINT("last_checked %10d\n", dev->last_checked); - - - DRM_PROC_PRINT("\n q2d d2c c2f" - " q2c q2f dma sch" - " ctx lacq lhld\n\n"); - for (i = 0; i < DRM_DMA_HISTOGRAM_SLOTS; i++) { - DRM_PROC_PRINT("%s %10lu %10u %10u %10u %10u %10u" - " %10u %10u %10u %10u %10u\n", - i == DRM_DMA_HISTOGRAM_SLOTS - 1 ? ">=" : "< ", - i == DRM_DMA_HISTOGRAM_SLOTS - 1 - ? prev_value : slot_value , - - atomic_read(&dev->histo - .queued_to_dispatched[i]), - atomic_read(&dev->histo - .dispatched_to_completed[i]), - atomic_read(&dev->histo - .completed_to_freed[i]), - - atomic_read(&dev->histo - .queued_to_completed[i]), - atomic_read(&dev->histo - .queued_to_freed[i]), - atomic_read(&dev->histo.dma[i]), - atomic_read(&dev->histo.schedule[i]), - atomic_read(&dev->histo.ctx[i]), - atomic_read(&dev->histo.lacq[i]), - atomic_read(&dev->histo.lhld[i])); - prev_value = slot_value; - slot_value = DRM_DMA_HISTOGRAM_NEXT(slot_value); - } - return len; -} - -static int drm_histo_info(char *buf, char **start, off_t offset, int len, - int *eof, void *data) -{ - drm_device_t *dev = (drm_device_t *)data; - int ret; - - down(&dev->struct_sem); - ret = _drm_histo_info(buf, start, offset, len, eof, data); - up(&dev->struct_sem); - return ret; -} -#endif diff --git a/bsd/drm/sysctl.c b/bsd/drm/sysctl.c deleted file mode 100644 index 0bc04d222..000000000 --- a/bsd/drm/sysctl.c +++ /dev/null @@ -1,554 +0,0 @@ -/* proc.c -- /proc support for DRM -*- c -*- - * Created: Mon Jan 11 09:48:47 1999 by faith@precisioninsight.com - * Revised: Fri Aug 20 11:31:48 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * $PI$ - * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/bsd/drm/kernel/drm/sysctl.c,v 1.2 2001/03/02 02:45:38 dawes Exp $ - * - */ - -#define __NO_VERSION__ -#include "drmP.h" -#include <sys/sysctl.h> - -SYSCTL_NODE(_hw, OID_AUTO, dri, CTLFLAG_RW, 0, "DRI Graphics"); - -static int drm_name_info DRM_SYSCTL_HANDLER_ARGS; -static int drm_vm_info DRM_SYSCTL_HANDLER_ARGS; -static int drm_clients_info DRM_SYSCTL_HANDLER_ARGS; -static int drm_queues_info DRM_SYSCTL_HANDLER_ARGS; -static int drm_bufs_info DRM_SYSCTL_HANDLER_ARGS; -#if DRM_DEBUG_CODExx -static int drm_vma_info DRM_SYSCTL_HANDLER_ARGS; -#endif -#if DRM_DMA_HISTOGRAM -static int drm_histo_info DRM_SYSCTL_HANDLER_ARGS; -#endif - -struct drm_sysctl_list { - const char *name; - int (*f) DRM_SYSCTL_HANDLER_ARGS; -} drm_sysctl_list[] = { - { "name", drm_name_info }, - { "mem", drm_mem_info }, - { "vm", drm_vm_info }, - { "clients", drm_clients_info }, - { "queues", drm_queues_info }, - { "bufs", drm_bufs_info }, -#if DRM_DEBUG_CODExx - { "vma", drm_vma_info }, -#endif -#if DRM_DMA_HISTOGRAM - { "histo", drm_histo_info }, -#endif -}; -#define DRM_SYSCTL_ENTRIES (sizeof(drm_sysctl_list)/sizeof(drm_sysctl_list[0])) - -struct drm_sysctl_info { - struct sysctl_oid oids[DRM_SYSCTL_ENTRIES + 1]; - struct sysctl_oid_list list; - char name[2]; -}; - -int drm_sysctl_init(drm_device_t *dev) -{ - struct drm_sysctl_info *info; - struct sysctl_oid *oid; - struct sysctl_oid *top; - int i; - - /* Find the next free slot under hw.graphics */ - i = 0; - SLIST_FOREACH(oid, &sysctl__hw_dri_children, oid_link) { - if (i <= oid->oid_arg2) - i = oid->oid_arg2 + 1; - } - - info = drm_alloc(sizeof *info, DRM_MEM_DRIVER); - dev->sysctl = info; - - /* Construct the node under hw.graphics */ - info->name[0] = '0' + i; - info->name[1] = 0; - oid = &info->oids[DRM_SYSCTL_ENTRIES]; - bzero(oid, sizeof(*oid)); - oid->oid_parent = &sysctl__hw_dri_children; - oid->oid_number = OID_AUTO; - oid->oid_kind = CTLTYPE_NODE | CTLFLAG_RW; - oid->oid_arg1 = &info->list; - oid->oid_arg2 = i; - oid->oid_name = info->name; - oid->oid_handler = 0; - oid->oid_fmt = "N"; - SLIST_INIT(&info->list); - sysctl_register_oid(oid); - top = oid; - - for (i = 0; i < DRM_SYSCTL_ENTRIES; i++) { - oid = &info->oids[i]; - bzero(oid, sizeof(*oid)); - oid->oid_parent = top->oid_arg1; - oid->oid_number = OID_AUTO; - oid->oid_kind = CTLTYPE_INT | CTLFLAG_RD; - oid->oid_arg1 = dev; - oid->oid_arg2 = 0; - oid->oid_name = drm_sysctl_list[i].name; - oid->oid_handler = drm_sysctl_list[i].f; - oid->oid_fmt = "A"; - sysctl_register_oid(oid); - } - - return 0; -} - -int drm_sysctl_cleanup(drm_device_t *dev) -{ - int i; - - DRM_DEBUG("dev->sysctl=%p\n", dev->sysctl); - for (i = 0; i < DRM_SYSCTL_ENTRIES + 1; i++) - sysctl_unregister_oid(&dev->sysctl->oids[i]); - - drm_free(dev->sysctl, sizeof *dev->sysctl, DRM_MEM_DRIVER); - dev->sysctl = NULL; - - return 0; -} - -static int drm_name_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - char buf[128]; - int error; - - if (dev->unique) { - DRM_SYSCTL_PRINT("%s 0x%x %s\n", - dev->name, dev2udev(dev->devnode), dev->unique); - } else { - DRM_SYSCTL_PRINT("%s 0x%x\n", dev->name, dev2udev(dev->devnode)); - } - - SYSCTL_OUT(req, "", 1); - - return 0; -} - -static int _drm_vm_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - drm_map_t *map; - const char *types[] = { "FB", "REG", "SHM", "AGP" }; - const char *type; - int i; - char buf[128]; - int error; - - DRM_SYSCTL_PRINT("slot offset size type flags " - "address mtrr\n\n"); - error = SYSCTL_OUT(req, buf, strlen(buf)); - if (error) return error; - - for (i = 0; i < dev->map_count; i++) { - map = dev->maplist[i]; - if (map->type < 0 || map->type > 3) type = "??"; - else type = types[map->type]; - DRM_SYSCTL_PRINT("%4d 0x%08lx 0x%08lx %4.4s 0x%02x 0x%08lx ", - i, - map->offset, - map->size, - type, - map->flags, - (unsigned long)map->handle); - if (map->mtrr < 0) { - DRM_SYSCTL_PRINT("none\n"); - } else { - DRM_SYSCTL_PRINT("%4d\n", map->mtrr); - } - } - SYSCTL_OUT(req, "", 1); - - return 0; -} - -static int drm_vm_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - int ret; - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - ret = _drm_vm_info(oidp, arg1, arg2, req); - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - return ret; -} - - -static int _drm_queues_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - int i; - drm_queue_t *q; - char buf[128]; - int error; - - DRM_SYSCTL_PRINT(" ctx/flags use fin" - " blk/rw/rwf wait flushed queued" - " locks\n\n"); - for (i = 0; i < dev->queue_count; i++) { - q = dev->queuelist[i]; - atomic_inc(&q->use_count); - DRM_SYSCTL_PRINT_RET(atomic_dec(&q->use_count), - "%5d/0x%03x %5d %5d" - " %5d/%c%c/%c%c%c %5Zd %10d %10d %10d\n", - i, - q->flags, - atomic_read(&q->use_count), - atomic_read(&q->finalization), - atomic_read(&q->block_count), - atomic_read(&q->block_read) ? 'r' : '-', - atomic_read(&q->block_write) ? 'w' : '-', - q->read_queue ? 'r':'-', - q->write_queue ? 'w':'-', - q->flush_queue ? 'f':'-', - DRM_BUFCOUNT(&q->waitlist), - atomic_read(&q->total_flushed), - atomic_read(&q->total_queued), - atomic_read(&q->total_locks)); - atomic_dec(&q->use_count); - } - - SYSCTL_OUT(req, "", 1); - return 0; -} - -static int drm_queues_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - int ret; - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - ret = _drm_queues_info(oidp, arg1, arg2, req); - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - return ret; -} - -/* drm_bufs_info is called whenever a process reads - hw.dri.0.bufs. */ - -static int _drm_bufs_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - drm_device_dma_t *dma = dev->dma; - int i; - char buf[128]; - int error; - - if (!dma) return 0; - DRM_SYSCTL_PRINT(" o size count free segs pages kB\n\n"); - for (i = 0; i <= DRM_MAX_ORDER; i++) { - if (dma->bufs[i].buf_count) - DRM_SYSCTL_PRINT("%2d %8d %5d %5d %5d %5d %5d\n", - i, - dma->bufs[i].buf_size, - dma->bufs[i].buf_count, - atomic_read(&dma->bufs[i] - .freelist.count), - dma->bufs[i].seg_count, - dma->bufs[i].seg_count - *(1 << dma->bufs[i].page_order), - (dma->bufs[i].seg_count - * (1 << dma->bufs[i].page_order)) - * PAGE_SIZE / 1024); - } - DRM_SYSCTL_PRINT("\n"); - for (i = 0; i < dma->buf_count; i++) { - if (i && !(i%32)) DRM_SYSCTL_PRINT("\n"); - DRM_SYSCTL_PRINT(" %d", dma->buflist[i]->list); - } - DRM_SYSCTL_PRINT("\n"); - - SYSCTL_OUT(req, "", 1); - return 0; -} - -static int drm_bufs_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - int ret; - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - ret = _drm_bufs_info(oidp, arg1, arg2, req); - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - return ret; -} - - -static int _drm_clients_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - drm_file_t *priv; - char buf[128]; - int error; - - DRM_SYSCTL_PRINT("a dev pid uid magic ioctls\n\n"); - TAILQ_FOREACH(priv, &dev->files, link) { - DRM_SYSCTL_PRINT("%c %3d %5d %5d %10u %10lu\n", - priv->authenticated ? 'y' : 'n', - priv->minor, - priv->pid, - priv->uid, - priv->magic, - priv->ioctl_count); - } - - SYSCTL_OUT(req, "", 1); - return 0; -} - -static int drm_clients_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - int ret; - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - ret = _drm_clients_info(oidp, arg1, arg2, req); - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - return ret; -} - -#if DRM_DEBUG_CODExx - -static int _drm_vma_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - drm_vma_entry_t *pt; - pgd_t *pgd; - pmd_t *pmd; - pte_t *pte; - unsigned long i; - struct vm_area_struct *vma; - unsigned long address; -#if defined(__i386__) - unsigned int pgprot; -#endif - char buf[128]; - int error; - - DRM_SYSCTL_PRINT("vma use count: %d, high_memory = %p, 0x%08lx\n", - atomic_read(&dev->vma_count), - high_memory, virt_to_phys(high_memory)); - for (pt = dev->vmalist; pt; pt = pt->next) { - if (!(vma = pt->vma)) continue; - DRM_SYSCTL_PRINT("\n%5d 0x%08lx-0x%08lx %c%c%c%c%c%c 0x%08lx", - pt->pid, - vma->vm_start, - vma->vm_end, - vma->vm_flags & VM_READ ? 'r' : '-', - vma->vm_flags & VM_WRITE ? 'w' : '-', - vma->vm_flags & VM_EXEC ? 'x' : '-', - vma->vm_flags & VM_MAYSHARE ? 's' : 'p', - vma->vm_flags & VM_LOCKED ? 'l' : '-', - vma->vm_flags & VM_IO ? 'i' : '-', - vma->vm_offset ); -#if defined(__i386__) - pgprot = pgprot_val(vma->vm_page_prot); - DRM_SYSCTL_PRINT(" %c%c%c%c%c%c%c%c%c", - pgprot & _PAGE_PRESENT ? 'p' : '-', - pgprot & _PAGE_RW ? 'w' : 'r', - pgprot & _PAGE_USER ? 'u' : 's', - pgprot & _PAGE_PWT ? 't' : 'b', - pgprot & _PAGE_PCD ? 'u' : 'c', - pgprot & _PAGE_ACCESSED ? 'a' : '-', - pgprot & _PAGE_DIRTY ? 'd' : '-', - pgprot & _PAGE_4M ? 'm' : 'k', - pgprot & _PAGE_GLOBAL ? 'g' : 'l' ); -#endif - DRM_SYSCTL_PRINT("\n"); - for (i = vma->vm_start; i < vma->vm_end; i += PAGE_SIZE) { - pgd = pgd_offset(vma->vm_mm, i); - pmd = pmd_offset(pgd, i); - pte = pte_offset(pmd, i); - if (pte_present(*pte)) { - address = __pa(pte_page(*pte)) - + (i & (PAGE_SIZE-1)); - DRM_SYSCTL_PRINT(" 0x%08lx -> 0x%08lx" - " %c%c%c%c%c\n", - i, - address, - pte_read(*pte) ? 'r' : '-', - pte_write(*pte) ? 'w' : '-', - pte_exec(*pte) ? 'x' : '-', - pte_dirty(*pte) ? 'd' : '-', - pte_young(*pte) ? 'a' : '-' ); - } else { - DRM_SYSCTL_PRINT(" 0x%08lx\n", i); - } - } - } - - SYSCTL_OUT(req, "", 1); - return 0; -} - -static int drm_vma_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - int ret; - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - ret = _drm_vma_info(oidp, arg1, arg2, req); - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - return ret; -} -#endif - - -#if DRM_DMA_HISTOGRAM -static int _drm_histo_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - drm_device_dma_t *dma = dev->dma; - int i; - unsigned long slot_value = DRM_DMA_HISTOGRAM_INITIAL; - unsigned long prev_value = 0; - drm_buf_t *buffer; - char buf[128]; - int error; - - DRM_SYSCTL_PRINT("general statistics:\n"); - DRM_SYSCTL_PRINT("total %10u\n", atomic_read(&dev->histo.total)); - DRM_SYSCTL_PRINT("open %10u\n", atomic_read(&dev->total_open)); - DRM_SYSCTL_PRINT("close %10u\n", atomic_read(&dev->total_close)); - DRM_SYSCTL_PRINT("ioctl %10u\n", atomic_read(&dev->total_ioctl)); - DRM_SYSCTL_PRINT("irq %10u\n", atomic_read(&dev->total_irq)); - DRM_SYSCTL_PRINT("ctx %10u\n", atomic_read(&dev->total_ctx)); - - DRM_SYSCTL_PRINT("\nlock statistics:\n"); - DRM_SYSCTL_PRINT("locks %10u\n", atomic_read(&dev->total_locks)); - DRM_SYSCTL_PRINT("unlocks %10u\n", atomic_read(&dev->total_unlocks)); - DRM_SYSCTL_PRINT("contends %10u\n", atomic_read(&dev->total_contends)); - DRM_SYSCTL_PRINT("sleeps %10u\n", atomic_read(&dev->total_sleeps)); - - - if (dma) { - DRM_SYSCTL_PRINT("\ndma statistics:\n"); - DRM_SYSCTL_PRINT("prio %10u\n", - atomic_read(&dma->total_prio)); - DRM_SYSCTL_PRINT("bytes %10u\n", - atomic_read(&dma->total_bytes)); - DRM_SYSCTL_PRINT("dmas %10u\n", - atomic_read(&dma->total_dmas)); - DRM_SYSCTL_PRINT("missed:\n"); - DRM_SYSCTL_PRINT(" dma %10u\n", - atomic_read(&dma->total_missed_dma)); - DRM_SYSCTL_PRINT(" lock %10u\n", - atomic_read(&dma->total_missed_lock)); - DRM_SYSCTL_PRINT(" free %10u\n", - atomic_read(&dma->total_missed_free)); - DRM_SYSCTL_PRINT(" sched %10u\n", - atomic_read(&dma->total_missed_sched)); - DRM_SYSCTL_PRINT("tried %10u\n", - atomic_read(&dma->total_tried)); - DRM_SYSCTL_PRINT("hit %10u\n", - atomic_read(&dma->total_hit)); - DRM_SYSCTL_PRINT("lost %10u\n", - atomic_read(&dma->total_lost)); - - buffer = dma->next_buffer; - if (buffer) { - DRM_SYSCTL_PRINT("next_buffer %7d\n", buffer->idx); - } else { - DRM_SYSCTL_PRINT("next_buffer none\n"); - } - buffer = dma->this_buffer; - if (buffer) { - DRM_SYSCTL_PRINT("this_buffer %7d\n", buffer->idx); - } else { - DRM_SYSCTL_PRINT("this_buffer none\n"); - } - } - - - DRM_SYSCTL_PRINT("\nvalues:\n"); - if (dev->lock.hw_lock) { - DRM_SYSCTL_PRINT("lock 0x%08x\n", - dev->lock.hw_lock->lock); - } else { - DRM_SYSCTL_PRINT("lock none\n"); - } - DRM_SYSCTL_PRINT("context_flag 0x%08lx\n", dev->context_flag); - DRM_SYSCTL_PRINT("interrupt_flag 0x%08lx\n", dev->interrupt_flag); - DRM_SYSCTL_PRINT("dma_flag 0x%08lx\n", dev->dma_flag); - - DRM_SYSCTL_PRINT("queue_count %10d\n", dev->queue_count); - DRM_SYSCTL_PRINT("last_context %10d\n", dev->last_context); - DRM_SYSCTL_PRINT("last_switch %10u\n", dev->last_switch); - DRM_SYSCTL_PRINT("last_checked %10d\n", dev->last_checked); - - - DRM_SYSCTL_PRINT("\n q2d d2c c2f" - " q2c q2f dma sch" - " ctx lacq lhld\n\n"); - for (i = 0; i < DRM_DMA_HISTOGRAM_SLOTS; i++) { - DRM_SYSCTL_PRINT("%s %10lu %10u %10u %10u %10u %10u" - " %10u %10u %10u %10u %10u\n", - i == DRM_DMA_HISTOGRAM_SLOTS - 1 ? ">=" : "< ", - i == DRM_DMA_HISTOGRAM_SLOTS - 1 - ? prev_value : slot_value , - - atomic_read(&dev->histo - .queued_to_dispatched[i]), - atomic_read(&dev->histo - .dispatched_to_completed[i]), - atomic_read(&dev->histo - .completed_to_freed[i]), - - atomic_read(&dev->histo - .queued_to_completed[i]), - atomic_read(&dev->histo - .queued_to_freed[i]), - atomic_read(&dev->histo.dma[i]), - atomic_read(&dev->histo.schedule[i]), - atomic_read(&dev->histo.ctx[i]), - atomic_read(&dev->histo.lacq[i]), - atomic_read(&dev->histo.lhld[i])); - prev_value = slot_value; - slot_value = DRM_DMA_HISTOGRAM_NEXT(slot_value); - } - SYSCTL_OUT(req, "", 1); - return 0; -} - -static int drm_histo_info DRM_SYSCTL_HANDLER_ARGS -{ - drm_device_t *dev = arg1; - int ret; - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - ret = _drm_histo_info(oidp, arg1, arg2, req); - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - return ret; -} -#endif diff --git a/bsd/drm/vm.c b/bsd/drm/vm.c deleted file mode 100644 index 00e66f3ef..000000000 --- a/bsd/drm/vm.c +++ /dev/null @@ -1,104 +0,0 @@ -/* vm.c -- Memory mapping for DRM -*- c -*- - * Created: Mon Jan 4 08:58:31 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" - -#include <vm/vm.h> -#include <vm/pmap.h> - -static int drm_dma_mmap(dev_t kdev, vm_offset_t offset, int prot) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - unsigned long physical; - unsigned long page; - - if (!dma) return -1; /* Error */ - if (!dma->pagelist) return -1; /* Nothing allocated */ - - page = offset >> PAGE_SHIFT; - physical = dma->pagelist[page]; - - DRM_DEBUG("0x%08x (page %lu) => 0x%08lx\n", offset, page, physical); - return atop(physical); -} - -int drm_mmap(dev_t kdev, vm_offset_t offset, int prot) -{ - drm_device_t *dev = kdev->si_drv1; - drm_map_t *map = NULL; - int i; - - /* DRM_DEBUG("offset = 0x%x\n", offset); */ - - if (dev->dma - && offset >= 0 - && offset < ptoa(dev->dma->page_count)) - return drm_dma_mmap(kdev, offset, prot); - - /* A sequential search of a linked list is - fine here because: 1) there will only be - about 5-10 entries in the list and, 2) a - DRI client only has to do this mapping - once, so it doesn't have to be optimized - for performance, even if the list was a - bit longer. */ - for (i = 0; i < dev->map_count; i++) { - map = dev->maplist[i]; - /* DRM_DEBUG("considering 0x%x..0x%x\n", map->offset, map->offset + map->size - 1); */ - if (offset >= map->offset - && offset < map->offset + map->size) break; - } - - if (i >= dev->map_count) { - DRM_DEBUG("can't find map\n"); - return -1; - } - if (!map || ((map->flags&_DRM_RESTRICTED) && suser(curproc))) { - DRM_DEBUG("restricted map\n"); - return -1; - } - - switch (map->type) { - case _DRM_FRAME_BUFFER: - case _DRM_REGISTERS: - case _DRM_AGP: - return atop(offset); - case _DRM_SHM: - return atop(vtophys(offset)); - default: - return -1; /* This should never happen. */ - } - DRM_DEBUG("bailing out\n"); - - return -1; -} diff --git a/bsd/drmP.h b/bsd/drmP.h index 7a1159c78..ead40f86b 100644 --- a/bsd/drmP.h +++ b/bsd/drmP.h @@ -1,8 +1,8 @@ -/* drmP.h -- Private header for Direct Rendering Manager -*- c -*- +/* drmP.h -- Private header for Direct Rendering Manager -*- linux-c -*- * Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com - * Revised: Tue Oct 12 08:51:07 1999 by faith@precisioninsight.com * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. * All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining a @@ -11,225 +11,119 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * $PI: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/kernel/drmP.h,v 1.58 1999/08/30 13:05:00 faith Exp $ - * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/bsd/drm/kernel/drmP.h,v 1.3 2001/03/06 16:45:26 dawes Exp $ - * + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Rickard E. (Rik) Faith <faith@valinux.com> + * Gareth Hughes <gareth@valinux.com> */ #ifndef _DRM_P_H_ #define _DRM_P_H_ -#ifdef _KERNEL -#include <sys/param.h> -#include <sys/queue.h> -#include <sys/malloc.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/systm.h> -#include <sys/conf.h> -#include <sys/stat.h> -#include <sys/proc.h> -#include <sys/lock.h> -#include <sys/fcntl.h> -#include <sys/uio.h> -#include <sys/filio.h> -#include <sys/sysctl.h> -#include <sys/select.h> -#include <sys/bus.h> -#if __FreeBSD_version >= 400005 -#include <sys/taskqueue.h> -#endif +#if defined(_KERNEL) || defined(__KERNEL__) -#if __FreeBSD_version >= 400006 -#define DRM_AGP +/* DRM template customization defaults + */ +#ifndef __HAVE_AGP +#define __HAVE_AGP 0 #endif - -#ifdef DRM_AGP -#include <pci/agpvar.h> +#ifndef __HAVE_MTRR +#define __HAVE_MTRR 0 +#endif +#ifndef __HAVE_CTX_BITMAP +#define __HAVE_CTX_BITMAP 0 +#endif +#ifndef __HAVE_DMA +#define __HAVE_DMA 0 +#endif +#ifndef __HAVE_DMA_IRQ +#define __HAVE_DMA_IRQ 0 +#endif +#ifndef __HAVE_DMA_WAITLIST +#define __HAVE_DMA_WAITLIST 0 +#endif +#ifndef __HAVE_DMA_FREELIST +#define __HAVE_DMA_FREELIST 0 +#endif +#ifndef __HAVE_DMA_HISTOGRAM +#define __HAVE_DMA_HISTOGRAM 0 #endif -#include "drm.h" +#define DRM_DEBUG_CODE 0 /* Include debugging code (if > 1, then + also include looping detection. */ -typedef u_int32_t atomic_t; -typedef u_int32_t cycles_t; -typedef u_int32_t spinlock_t; -#define atomic_set(p, v) (*(p) = (v)) -#define atomic_read(p) (*(p)) -#define atomic_inc(p) atomic_add_int(p, 1) -#define atomic_dec(p) atomic_subtract_int(p, 1) -#define atomic_add(n, p) atomic_add_int(p, n) -#define atomic_sub(n, p) atomic_subtract_int(p, n) - -/* The version number here is a guess */ -#if __FreeBSD_version >= 500010 -#define callout_init(a) callout_init(a, 0) -#endif +typedef struct drm_device drm_device_t; +typedef struct drm_file drm_file_t; -/* Fake this */ -static __inline u_int32_t -test_and_set_bit(int b, volatile u_int32_t *p) -{ - int s = splhigh(); - u_int32_t m = 1<<b; - u_int32_t r = *p & m; - *p |= m; - splx(s); - return r; -} - -static __inline void -clear_bit(int b, volatile u_int32_t *p) -{ - atomic_clear_int(p + (b >> 5), 1 << (b & 0x1f)); -} - -static __inline void -set_bit(int b, volatile u_int32_t *p) -{ - atomic_set_int(p + (b >> 5), 1 << (b & 0x1f)); -} - -static __inline int -test_bit(int b, volatile u_int32_t *p) -{ - return p[b >> 5] & (1 << (b & 0x1f)); -} - -static __inline int -find_first_zero_bit(volatile u_int32_t *p, int max) -{ - int b; - - for (b = 0; b < max; b += 32) { - if (p[b >> 5] != ~0) { - for (;;) { - if ((p[b >> 5] & (1 << (b & 0x1f))) == 0) - return b; - b++; - } - } - } - return max; -} - -#define spldrm() spltty() - -#define memset(p, v, s) bzero(p, s) - -/* - * Fake out the module macros for versions of FreeBSD where they don't - * exist. - */ -#if __FreeBSD_version < 400002 +/* There's undoubtably more of this file to go into these OS dependent ones. */ -#define MODULE_VERSION(a,b) struct __hack -#define MODULE_DEPEND(a,b,c,d,e) struct __hack +#include "drm_os_freebsd.h" -#endif +#include "drm.h" -#define DRM_DEBUG_CODE 0 /* Include debugging code (if > 1, then - also include looping detection. */ -#define DRM_DMA_HISTOGRAM 1 /* Make histogram of DMA latency. */ +/* Begin the DRM... */ #define DRM_HASH_SIZE 16 /* Size of key hash table */ #define DRM_KERNEL_CONTEXT 0 /* Change drm_resctx if changed */ #define DRM_RESERVED_CONTEXTS 1 /* Change drm_resctx if changed */ #define DRM_LOOPING_LIMIT 5000000 #define DRM_BSZ 1024 /* Buffer size for /dev/drm? output */ -#define DRM_TIME_SLICE (hz/20) /* Time slice for GLXContexts */ #define DRM_LOCK_SLICE 1 /* Time slice for lock, in jiffies */ #define DRM_FLAG_DEBUG 0x01 #define DRM_FLAG_NOCTX 0x02 -#define DRM_MEM_DMA 0 -#define DRM_MEM_SAREA 1 -#define DRM_MEM_DRIVER 2 -#define DRM_MEM_MAGIC 3 -#define DRM_MEM_IOCTLS 4 -#define DRM_MEM_MAPS 5 -#define DRM_MEM_VMAS 6 -#define DRM_MEM_BUFS 7 -#define DRM_MEM_SEGS 8 -#define DRM_MEM_PAGES 9 -#define DRM_MEM_FILES 10 -#define DRM_MEM_QUEUES 11 -#define DRM_MEM_CMDS 12 -#define DRM_MEM_MAPPINGS 13 -#define DRM_MEM_BUFLISTS 14 +#define DRM_MEM_DMA 0 +#define DRM_MEM_SAREA 1 +#define DRM_MEM_DRIVER 2 +#define DRM_MEM_MAGIC 3 +#define DRM_MEM_IOCTLS 4 +#define DRM_MEM_MAPS 5 +#define DRM_MEM_VMAS 6 +#define DRM_MEM_BUFS 7 +#define DRM_MEM_SEGS 8 +#define DRM_MEM_PAGES 9 +#define DRM_MEM_FILES 10 +#define DRM_MEM_QUEUES 11 +#define DRM_MEM_CMDS 12 +#define DRM_MEM_MAPPINGS 13 +#define DRM_MEM_BUFLISTS 14 #define DRM_MEM_AGPLISTS 15 #define DRM_MEM_TOTALAGP 16 #define DRM_MEM_BOUNDAGP 17 #define DRM_MEM_CTXBITMAP 18 +#define DRM_MEM_STUB 19 +#define DRM_MEM_SGLISTS 20 #define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) /* Backward compatibility section */ + /* _PAGE_WT changed to _PAGE_PWT in 2.2.6 */ #ifndef _PAGE_PWT - /* The name of _PAGE_WT was changed to - _PAGE_PWT in Linux 2.2.6 */ #define _PAGE_PWT _PAGE_WT #endif -#define __drm_dummy_lock(lock) (*(__volatile__ unsigned int *)lock) -#define _DRM_CAS(lock,old,new,__ret) \ - do { \ - int __dummy; /* Can't mark eax as clobbered */ \ - __asm__ __volatile__( \ - "lock ; cmpxchg %4,%1\n\t" \ - "setnz %0" \ - : "=d" (__ret), \ - "=m" (__drm_dummy_lock(lock)), \ - "=a" (__dummy) \ - : "2" (old), \ - "r" (new)); \ - } while (0) - + /* Mapping helper macros */ +#define DRM_IOREMAP(map) \ + (map)->handle = DRM(ioremap)( (map)->offset, (map)->size ) - - /* Macros to make printk easier */ -#define DRM_ERROR(fmt, arg...) \ - printf("error: " "[" DRM_NAME ":" __FUNCTION__ "] *ERROR* " fmt , ##arg) -#define DRM_MEM_ERROR(area, fmt, arg...) \ - printf("error: " "[" DRM_NAME ":" __FUNCTION__ ":%s] *ERROR* " fmt , \ - drm_mem_stats[area].name , ##arg) -#define DRM_INFO(fmt, arg...) printf("info: " "[" DRM_NAME "] " fmt , ##arg) - -#if DRM_DEBUG_CODE -#define DRM_DEBUG(fmt, arg...) \ - do { \ - if (drm_flags&DRM_FLAG_DEBUG) \ - printf("[" DRM_NAME ":" __FUNCTION__ "] " fmt , \ - ##arg); \ +#define DRM_IOREMAPFREE(map) \ + do { \ + if ( (map)->handle && (map)->size ) \ + DRM(ioremapfree)( (map)->handle, (map)->size ); \ } while (0) -#else -#define DRM_DEBUG(fmt, arg...) do { } while (0) -#endif - -#define DRM_PROC_LIMIT (PAGE_SIZE-80) - -#define DRM_SYSCTL_PRINT(fmt, arg...) \ - snprintf(buf, sizeof(buf), fmt, ##arg); \ - error = SYSCTL_OUT(req, buf, strlen(buf)); \ - if (error) return error; - -#define DRM_SYSCTL_PRINT_RET(ret, fmt, arg...) \ - snprintf(buf, sizeof(buf), fmt, ##arg); \ - error = SYSCTL_OUT(req, buf, strlen(buf)); \ - if (error) { ret; return error; } /* Internal types and structures */ #define DRM_ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0])) @@ -240,15 +134,25 @@ find_first_zero_bit(volatile u_int32_t *p, int max) #define DRM_BUFCOUNT(x) ((x)->count - DRM_LEFTCOUNT(x)) #define DRM_WAITCOUNT(dev,idx) DRM_BUFCOUNT(&dev->queuelist[idx]->waitlist) +#define DRM_GET_PRIV_SAREA(_dev, _ctx, _map) do { \ + (_map) = (_dev)->context_sareas[_ctx]; \ +} while(0) + + +typedef struct drm_pci_list { + u16 vendor; + u16 device; +} drm_pci_list_t; + typedef struct drm_ioctl_desc { - d_ioctl_t *func; + d_ioctl_t *func; int auth_needed; int root_only; } drm_ioctl_desc_t; typedef struct drm_devstate { pid_t owner; /* X server pid holding x_lock */ - + } drm_devstate_t; typedef struct drm_magic_entry { @@ -258,8 +162,8 @@ typedef struct drm_magic_entry { } drm_magic_entry_t; typedef struct drm_magic_head { - struct drm_magic_entry *head; - struct drm_magic_entry *tail; + struct drm_magic_entry *head; + struct drm_magic_entry *tail; } drm_magic_head_t; typedef struct drm_vma_entry { @@ -279,7 +183,7 @@ typedef struct drm_buf { struct drm_buf *next; /* Kernel-only: used for free list */ __volatile__ int waiting; /* On kernel DMA queue */ __volatile__ int pending; /* On hardware DMA queue */ - int dma_wait; /* Processes waiting */ + wait_queue_head_t dma_wait; /* Processes waiting */ pid_t pid; /* PID of holding process */ int context; /* Kernel queue for this buffer */ int while_locked;/* Dispatch this buffer while locked */ @@ -292,15 +196,15 @@ typedef struct drm_buf { DRM_LIST_RECLAIM = 5 } list; /* Which list we're on */ - void *dev_private; - int dev_priv_size; - #if DRM_DMA_HISTOGRAM - struct timespec time_queued; /* Queued to kernel DMA queue */ - struct timespec time_dispatched; /* Dispatched to hardware */ - struct timespec time_completed; /* Completed by hardware */ - struct timespec time_freed; /* Back on freelist */ + cycles_t time_queued; /* Queued to kernel DMA queue */ + cycles_t time_dispatched; /* Dispatched to hardware */ + cycles_t time_completed; /* Completed by hardware */ + cycles_t time_freed; /* Back on freelist */ #endif + + int dev_priv_size; /* Size of buffer private stoarge */ + void *dev_private; /* Per-buffer private storage */ } drm_buf_t; #if DRM_DMA_HISTOGRAM @@ -309,14 +213,14 @@ typedef struct drm_buf { #define DRM_DMA_HISTOGRAM_NEXT(current) ((current)*10) typedef struct drm_histogram { atomic_t total; - + atomic_t queued_to_dispatched[DRM_DMA_HISTOGRAM_SLOTS]; atomic_t dispatched_to_completed[DRM_DMA_HISTOGRAM_SLOTS]; atomic_t completed_to_freed[DRM_DMA_HISTOGRAM_SLOTS]; - + atomic_t queued_to_completed[DRM_DMA_HISTOGRAM_SLOTS]; atomic_t queued_to_freed[DRM_DMA_HISTOGRAM_SLOTS]; - + atomic_t dma[DRM_DMA_HISTOGRAM_SLOTS]; atomic_t schedule[DRM_DMA_HISTOGRAM_SLOTS]; atomic_t ctx[DRM_DMA_HISTOGRAM_SLOTS]; @@ -332,20 +236,20 @@ typedef struct drm_waitlist { drm_buf_t **rp; /* Read pointer */ drm_buf_t **wp; /* Write pointer */ drm_buf_t **end; /* End pointer */ - spinlock_t read_lock; - spinlock_t write_lock; + DRM_OS_SPINTYPE read_lock; + DRM_OS_SPINTYPE write_lock; } drm_waitlist_t; typedef struct drm_freelist { int initialized; /* Freelist in use */ atomic_t count; /* Number of free buffers */ drm_buf_t *next; /* End pointer */ - - int waiting; /* Processes waiting on free bufs */ + + wait_queue_head_t waiting; /* Processes waiting on free bufs */ int low_mark; /* Low water mark */ int high_mark; /* High water mark */ atomic_t wfh; /* If waiting for high mark */ - struct simplelock lock; /* hope this doesn't need to be linux compatible */ + DRM_OS_SPINTYPE lock; } drm_freelist_t; typedef struct drm_buf_entry { @@ -365,7 +269,7 @@ typedef struct drm_hw_lock { } drm_hw_lock_t; typedef TAILQ_HEAD(drm_file_list, drm_file) drm_file_list_t; -typedef struct drm_file { +struct drm_file { TAILQ_ENTRY(drm_file) link; int authenticated; int minor; @@ -375,38 +279,40 @@ typedef struct drm_file { drm_magic_t magic; unsigned long ioctl_count; struct drm_device *devXX; -} drm_file_t; - +}; typedef struct drm_queue { atomic_t use_count; /* Outstanding uses (+1) */ atomic_t finalization; /* Finalization in progress */ atomic_t block_count; /* Count of processes waiting */ atomic_t block_read; /* Queue blocked for reads */ - int read_queue; /* Processes waiting on block_read */ + wait_queue_head_t read_queue; /* Processes waiting on block_read */ atomic_t block_write; /* Queue blocked for writes */ - int write_queue; /* Processes waiting on block_write */ + wait_queue_head_t write_queue; /* Processes waiting on block_write */ +#if 1 atomic_t total_queued; /* Total queued statistic */ atomic_t total_flushed;/* Total flushes statistic */ atomic_t total_locks; /* Total locks statistics */ +#endif drm_ctx_flags_t flags; /* Context preserving and 2D-only */ drm_waitlist_t waitlist; /* Pending buffers */ - int flush_queue; /* Processes waiting until flush */ + wait_queue_head_t flush_queue; /* Processes waiting until flush */ } drm_queue_t; typedef struct drm_lock_data { drm_hw_lock_t *hw_lock; /* Hardware lock */ pid_t pid; /* PID of lock holder (0=kernel) */ - int lock_queue; /* Queue of blocked processes */ + wait_queue_head_t lock_queue; /* Queue of blocked processes */ unsigned long lock_time; /* Time of last lock in jiffies */ } drm_lock_data_t; typedef struct drm_device_dma { +#if 0 /* Performance Counters */ atomic_t total_prio; /* Total DRM_DMA_PRIORITY */ atomic_t total_bytes; /* Total bytes DMA'd */ atomic_t total_dmas; /* Total DMA buffers dispatched */ - + atomic_t total_missed_dma; /* Missed drm_do_dma */ atomic_t total_missed_lock; /* Missed lock in drm_do_dma */ atomic_t total_missed_free; /* Missed drm_free_this_buffer */ @@ -415,27 +321,28 @@ typedef struct drm_device_dma { atomic_t total_tried; /* Tried next_buffer */ atomic_t total_hit; /* Sent next_buffer */ atomic_t total_lost; /* Lost interrupt */ +#endif drm_buf_entry_t bufs[DRM_MAX_ORDER+1]; int buf_count; drm_buf_t **buflist; /* Vector of pointers info bufs */ - int seg_count; + int seg_count; int page_count; - vm_offset_t *pagelist; + unsigned long *pagelist; unsigned long byte_count; enum { - _DRM_DMA_USE_AGP = 0x01 + _DRM_DMA_USE_AGP = 0x01, + _DRM_DMA_USE_SG = 0x02 } flags; /* DMA support */ drm_buf_t *this_buffer; /* Buffer being sent */ drm_buf_t *next_buffer; /* Selected buffer to send */ drm_queue_t *next_queue; /* Queue from which buffer selected*/ - int waiting; /* Processes waiting on free bufs */ + wait_queue_head_t waiting; /* Processes waiting on free bufs */ } drm_device_dma_t; -#ifdef DRM_AGP - +#if __REALLY_HAVE_AGP typedef struct drm_agp_mem { void *handle; unsigned long bound; /* address */ @@ -454,27 +361,45 @@ typedef struct drm_agp_head { int acquired; unsigned long base; int agp_mtrr; + int cant_use_aperture; + unsigned long page_mask; } drm_agp_head_t; - #endif -typedef struct drm_device { +typedef struct drm_sg_mem { + unsigned long handle; + void *virtual; + int pages; + struct page **pagelist; +} drm_sg_mem_t; + +typedef struct drm_sigdata { + int context; + drm_hw_lock_t *lock; +} drm_sigdata_t; + +typedef TAILQ_HEAD(drm_map_list, drm_map_list_entry) drm_map_list_t; +typedef struct drm_map_list_entry { + TAILQ_ENTRY(drm_map_list_entry) link; + drm_map_t *map; +} drm_map_list_entry_t; + +struct drm_device { const char *name; /* Simple driver name */ char *unique; /* Unique identifier: e.g., busid */ int unique_len; /* Length of unique field */ device_t device; /* Device instance from newbus */ dev_t devnode; /* Device number for mknod */ char *devname; /* For /proc/interrupts */ - + int blocked; /* Blocked due to VC switch? */ int flags; /* Flags to open(2) */ int writable; /* Opened with FWRITE */ struct proc_dir_entry *root; /* Root for this device's entries */ /* Locks */ - struct simplelock count_lock; /* For inuse, open_count, buf_use */ - struct lock dev_lock; /* For others */ - + DRM_OS_SPINTYPE count_lock; /* For inuse, open_count, buf_use */ + struct lock dev_lock; /* For others */ /* Usage Counters */ int open_count; /* Outstanding files open */ atomic_t ioctl_count; /* Outstanding IOCTLs pending */ @@ -482,26 +407,22 @@ typedef struct drm_device { int buf_use; /* Buffers in use -- cannot alloc */ atomic_t buf_alloc; /* Buffer allocation in progress */ - /* Performance Counters */ - atomic_t total_open; - atomic_t total_close; - atomic_t total_ioctl; - atomic_t total_irq; /* Total interruptions */ - atomic_t total_ctx; /* Total context switches */ - - atomic_t total_locks; - atomic_t total_unlocks; - atomic_t total_contends; - atomic_t total_sleeps; + /* Performance counters */ + unsigned long counters; + drm_stat_type_t types[15]; + atomic_t counts[15]; /* Authentication */ drm_file_list_t files; drm_magic_head_t magiclist[DRM_HASH_SIZE]; /* Memory management */ - drm_map_t **maplist; /* Vector of pointers to regions */ + drm_map_list_t *maplist; /* Linked list of regions */ int map_count; /* Number of mappable regions */ + drm_map_t **context_sareas; + int max_context; + drm_vma_entry_t *vmalist; /* List of vmas (for debugging) */ drm_lock_data_t lock; /* Information on hardware lock */ @@ -513,223 +434,199 @@ typedef struct drm_device { drm_device_dma_t *dma; /* Optional pointer for DMA support */ /* Context support */ - struct resource *irq; /* Interrupt used by board */ + int irq; /* Interrupt used by board */ + struct resource *irqr; /* Resource for interrupt used by board */ void *irqh; /* Handle from bus_setup_intr */ - __volatile__ long context_flag; /* Context swapping flag */ - __volatile__ long interrupt_flag;/* Interruption handler flag */ - __volatile__ long dma_flag; /* DMA dispatch flag */ - struct callout timer; /* Timer for delaying ctx switch */ - int context_wait; /* Processes waiting on ctx switch */ + __volatile__ long context_flag; /* Context swapping flag */ + __volatile__ long interrupt_flag; /* Interruption handler flag */ + __volatile__ long dma_flag; /* DMA dispatch flag */ + struct callout timer; /* Timer for delaying ctx switch */ + wait_queue_head_t context_wait; /* Processes waiting on ctx switch */ int last_checked; /* Last context checked for DMA */ int last_context; /* Last current context */ - int last_switch; /* Time at last context switch */ + unsigned long last_switch; /* jiffies at last context switch */ #if __FreeBSD_version >= 400005 - struct task task; + struct task task; #endif - struct timespec ctx_start; - struct timespec lck_start; -#if DRM_DMA_HISTOGRAM + cycles_t ctx_start; + cycles_t lck_start; +#if __HAVE_DMA_HISTOGRAM drm_histogram_t histo; #endif - + /* Callback to X server for context switch and for heavy-handed reset. */ char buf[DRM_BSZ]; /* Output buffer */ char *buf_rp; /* Read pointer */ char *buf_wp; /* Write pointer */ char *buf_end; /* End pointer */ - struct sigio *buf_sigio; /* Processes waiting for SIGIO */ + struct sigio *buf_sigio; /* Processes waiting for SIGIO */ struct selinfo buf_sel; /* Workspace for select/poll */ - int buf_readers; /* Processes waiting to read */ - int buf_writers; /* Processes waiting to ctx switch */ - int buf_selecting; /* True if poll sleeper */ + int buf_selecting;/* True if poll sleeper */ + wait_queue_head_t buf_readers; /* Processes waiting to read */ + wait_queue_head_t buf_writers; /* Processes waiting to ctx switch */ /* Sysctl support */ struct drm_sysctl_info *sysctl; -#ifdef DRM_AGP +#if __REALLY_HAVE_AGP drm_agp_head_t *agp; #endif - u_int32_t *ctx_bitmap; + struct pci_dev *pdev; +#ifdef __alpha__ +#if LINUX_VERSION_CODE < 0x020403 + struct pci_controler *hose; +#else + struct pci_controller *hose; +#endif +#endif + drm_sg_mem_t *sg; /* Scatter gather memory */ + unsigned long *ctx_bitmap; void *dev_private; -} drm_device_t; - - - /* Internal function definitions */ - - /* Misc. support (init.c) */ -extern int drm_flags; -extern void drm_parse_options(char *s); - - - /* Device support (fops.c) */ -extern drm_file_t *drm_find_file_by_proc(drm_device_t *dev, struct proc *p); -extern int drm_open_helper(dev_t kdev, int flags, int fmt, struct proc *p, - drm_device_t *dev); -extern d_close_t drm_close; -extern d_read_t drm_read; -extern d_write_t drm_write; -extern d_poll_t drm_poll; -extern int drm_fsetown(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p); -extern int drm_fgetown(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p); -extern int drm_write_string(drm_device_t *dev, const char *s); - -#if 0 - /* Mapping support (vm.c) */ -extern unsigned long drm_vm_nopage(struct vm_area_struct *vma, - unsigned long address, - int write_access); -extern unsigned long drm_vm_shm_nopage(struct vm_area_struct *vma, - unsigned long address, - int write_access); -extern unsigned long drm_vm_dma_nopage(struct vm_area_struct *vma, - unsigned long address, - int write_access); -extern void drm_vm_open(struct vm_area_struct *vma); -extern void drm_vm_close(struct vm_area_struct *vma); -extern int drm_mmap_dma(struct file *filp, - struct vm_area_struct *vma); + drm_sigdata_t sigdata; /* For block_all_signals */ + sigset_t sigmask; +}; + +extern int DRM(flags); +extern void DRM(parse_options)( char *s ); +extern int DRM(cpu_valid)( void ); + + /* Authentication (drm_auth.h) */ +extern int DRM(add_magic)(drm_device_t *dev, drm_file_t *priv, + drm_magic_t magic); +extern int DRM(remove_magic)(drm_device_t *dev, drm_magic_t magic); + + /* Driver support (drm_drv.h) */ +extern int DRM(version)( DRM_OS_IOCTL ); +extern int DRM(write_string)(drm_device_t *dev, const char *s); + + /* Memory management support (drm_memory.h) */ +extern void DRM(mem_init)(void); +extern void *DRM(alloc)(size_t size, int area); +extern void *DRM(realloc)(void *oldpt, size_t oldsize, size_t size, + int area); +extern char *DRM(strdup)(const char *s, int area); +extern void DRM(strfree)(char *s, int area); +extern void DRM(free)(void *pt, size_t size, int area); +extern unsigned long DRM(alloc_pages)(int order, int area); +extern void DRM(free_pages)(unsigned long address, int order, + int area); +extern void *DRM(ioremap)(unsigned long offset, unsigned long size); +extern void DRM(ioremapfree)(void *pt, unsigned long size); + +#if __REALLY_HAVE_AGP +extern agp_memory *DRM(alloc_agp)(int pages, u32 type); +extern int DRM(free_agp)(agp_memory *handle, int pages); +extern int DRM(bind_agp)(agp_memory *handle, unsigned int start); +extern int DRM(unbind_agp)(agp_memory *handle); #endif -extern d_mmap_t drm_mmap; - /* Proc support (proc.c) */ -extern int drm_sysctl_init(drm_device_t *dev); -extern int drm_sysctl_cleanup(drm_device_t *dev); +extern int DRM(context_switch)(drm_device_t *dev, int old, int new); +extern int DRM(context_switch_complete)(drm_device_t *dev, int new); - /* Memory management support (memory.c) */ -extern void drm_mem_init(void); +#if __HAVE_CTX_BITMAP +extern int DRM(ctxbitmap_init)( drm_device_t *dev ); +extern void DRM(ctxbitmap_cleanup)( drm_device_t *dev ); +extern void DRM(ctxbitmap_free)( drm_device_t *dev, int ctx_handle ); +extern int DRM(ctxbitmap_next)( drm_device_t *dev ); +#endif -#if __FreeBSD_version < 411000 -#define DRM_SYSCTL_HANDLER_ARGS SYSCTL_HANDLER_ARGS -#else -#define DRM_SYSCTL_HANDLER_ARGS (SYSCTL_HANDLER_ARGS) + /* Locking IOCTL support (drm_lock.h) */ +extern int DRM(lock_take)(__volatile__ unsigned int *lock, + unsigned int context); +extern int DRM(lock_transfer)(drm_device_t *dev, + __volatile__ unsigned int *lock, + unsigned int context); +extern int DRM(lock_free)(drm_device_t *dev, + __volatile__ unsigned int *lock, + unsigned int context); +extern int DRM(flush_unblock)(drm_device_t *dev, int context, + drm_lock_flags_t flags); +extern int DRM(flush_block_and_flush)(drm_device_t *dev, int context, + drm_lock_flags_t flags); +extern int DRM(notifier)(void *priv); + + /* Buffer management support (drm_bufs.h) */ +extern int DRM(order)( unsigned long size ); + +#if __HAVE_DMA + /* DMA support (drm_dma.h) */ +extern int DRM(dma_setup)(drm_device_t *dev); +extern void DRM(dma_takedown)(drm_device_t *dev); +extern void DRM(free_buffer)(drm_device_t *dev, drm_buf_t *buf); +extern void DRM(reclaim_buffers)(drm_device_t *dev, pid_t pid); +#if __HAVE_OLD_DMA +/* GH: This is a dirty hack for now... + */ +extern void DRM(clear_next_buffer)(drm_device_t *dev); +extern int DRM(select_queue)(drm_device_t *dev, + void (*wrapper)(unsigned long)); +extern int DRM(dma_enqueue)(drm_device_t *dev, drm_dma_t *dma); +extern int DRM(dma_get_buffers)(drm_device_t *dev, drm_dma_t *dma); +#endif +#if __HAVE_DMA_IRQ +extern int DRM(irq_install)( drm_device_t *dev, int irq ); +extern int DRM(irq_uninstall)( drm_device_t *dev ); +extern void DRM(dma_service)( DRM_OS_IRQ_ARGS ); +#if __HAVE_DMA_IRQ_BH +extern void DRM(dma_immediate_bh)( DRM_OS_TASKQUEUE_ARGS ); #endif -extern int drm_mem_info DRM_SYSCTL_HANDLER_ARGS; -extern void *drm_alloc(size_t size, int area); -extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, - int area); -extern char *drm_strdup(const char *s, int area); -extern void drm_strfree(char *s, int area); -extern void drm_free(void *pt, size_t size, int area); -extern unsigned long drm_alloc_pages(int order, int area); -extern void drm_free_pages(unsigned long address, int order, - int area); -extern void *drm_ioremap(unsigned long offset, unsigned long size); -extern void drm_ioremapfree(void *pt, unsigned long size); - -#ifdef DRM_AGP -extern void *drm_alloc_agp(int pages, u_int32_t type); -extern int drm_free_agp(void *handle, int pages); -extern int drm_bind_agp(void *handle, unsigned int start); -extern int drm_unbind_agp(void *handle); #endif - - /* Buffer management support (bufs.c) */ -extern int drm_order(unsigned long size); -extern d_ioctl_t drm_addmap; -extern d_ioctl_t drm_addbufs; -extern d_ioctl_t drm_infobufs; -extern d_ioctl_t drm_markbufs; -extern d_ioctl_t drm_freebufs; -extern d_ioctl_t drm_mapbufs; - - - /* Buffer list management support (lists.c) */ -extern int drm_waitlist_create(drm_waitlist_t *bl, int count); -extern int drm_waitlist_destroy(drm_waitlist_t *bl); -extern int drm_waitlist_put(drm_waitlist_t *bl, drm_buf_t *buf); -extern drm_buf_t *drm_waitlist_get(drm_waitlist_t *bl); - -extern int drm_freelist_create(drm_freelist_t *bl, int count); -extern int drm_freelist_destroy(drm_freelist_t *bl); -extern int drm_freelist_put(drm_device_t *dev, drm_freelist_t *bl, - drm_buf_t *buf); -extern drm_buf_t *drm_freelist_get(drm_freelist_t *bl, int block); - - /* DMA support (gen_dma.c) */ -extern void drm_dma_setup(drm_device_t *dev); -extern void drm_dma_takedown(drm_device_t *dev); -extern void drm_free_buffer(drm_device_t *dev, drm_buf_t *buf); -extern void drm_reclaim_buffers(drm_device_t *dev, pid_t pid); -extern int drm_context_switch(drm_device_t *dev, int old, int new); -extern int drm_context_switch_complete(drm_device_t *dev, int new); -extern void drm_wakeup(drm_device_t *dev, drm_buf_t *buf); -extern void drm_clear_next_buffer(drm_device_t *dev); -extern int drm_select_queue(drm_device_t *dev, - void (*wrapper)(void *)); -extern int drm_dma_enqueue(drm_device_t *dev, drm_dma_t *dma); -extern int drm_dma_get_buffers(drm_device_t *dev, drm_dma_t *dma); #if DRM_DMA_HISTOGRAM -extern int drm_histogram_slot(struct timespec *ts); -extern void drm_histogram_compute(drm_device_t *dev, drm_buf_t *buf); +extern int DRM(histogram_slot)(unsigned long count); +extern void DRM(histogram_compute)(drm_device_t *dev, drm_buf_t *buf); #endif + /* Buffer list support (drm_lists.h) */ +#if __HAVE_DMA_WAITLIST +extern int DRM(waitlist_create)(drm_waitlist_t *bl, int count); +extern int DRM(waitlist_destroy)(drm_waitlist_t *bl); +extern int DRM(waitlist_put)(drm_waitlist_t *bl, drm_buf_t *buf); +extern drm_buf_t *DRM(waitlist_get)(drm_waitlist_t *bl); +#endif +#if __HAVE_DMA_FREELIST +extern int DRM(freelist_create)(drm_freelist_t *bl, int count); +extern int DRM(freelist_destroy)(drm_freelist_t *bl); +extern int DRM(freelist_put)(drm_device_t *dev, drm_freelist_t *bl, + drm_buf_t *buf); +extern drm_buf_t *DRM(freelist_get)(drm_freelist_t *bl, int block); +#endif +#endif /* __HAVE_DMA */ + +#if __REALLY_HAVE_AGP + /* AGP/GART support (drm_agpsupport.h) */ +extern drm_agp_head_t *DRM(agp_init)(void); +extern void DRM(agp_uninit)(void); +extern void DRM(agp_do_release)(void); +extern agp_memory *DRM(agp_allocate_memory)(size_t pages, u32 type); +extern int DRM(agp_free_memory)(agp_memory *handle); +extern int DRM(agp_bind_memory)(agp_memory *handle, off_t start); +extern int DRM(agp_unbind_memory)(agp_memory *handle); +#endif - /* Misc. IOCTL support (ioctl.c) */ -extern d_ioctl_t drm_irq_busid; -extern d_ioctl_t drm_getunique; -extern d_ioctl_t drm_setunique; - - - /* Context IOCTL support (context.c) */ -extern d_ioctl_t drm_resctx; -extern d_ioctl_t drm_addctx; -extern d_ioctl_t drm_modctx; -extern d_ioctl_t drm_getctx; -extern d_ioctl_t drm_switchctx; -extern d_ioctl_t drm_newctx; -extern d_ioctl_t drm_rmctx; - - - /* Drawable IOCTL support (drawable.c) */ -extern d_ioctl_t drm_adddraw; -extern d_ioctl_t drm_rmdraw; - - - /* Authentication IOCTL support (auth.c) */ -extern int drm_add_magic(drm_device_t *dev, drm_file_t *priv, - drm_magic_t magic); -extern int drm_remove_magic(drm_device_t *dev, drm_magic_t magic); -extern d_ioctl_t drm_getmagic; -extern d_ioctl_t drm_authmagic; - - - /* Locking IOCTL support (lock.c) */ -extern d_ioctl_t drm_block; -extern d_ioctl_t drm_unblock; -extern int drm_lock_take(__volatile__ unsigned int *lock, - unsigned int context); -extern int drm_lock_transfer(drm_device_t *dev, - __volatile__ unsigned int *lock, - unsigned int context); -extern int drm_lock_free(drm_device_t *dev, - __volatile__ unsigned int *lock, - unsigned int context); -extern d_ioctl_t drm_finish; -extern int drm_flush_unblock(drm_device_t *dev, int context, - drm_lock_flags_t flags); -extern int drm_flush_block_and_flush(drm_device_t *dev, int context, - drm_lock_flags_t flags); - - /* Context Bitmap support (ctxbitmap.c) */ -extern int drm_ctxbitmap_init(drm_device_t *dev); -extern void drm_ctxbitmap_cleanup(drm_device_t *dev); -extern int drm_ctxbitmap_next(drm_device_t *dev); -extern void drm_ctxbitmap_free(drm_device_t *dev, int ctx_handle); - -#ifdef DRM_AGP - /* AGP/GART support (agpsupport.c) */ -extern drm_agp_head_t *drm_agp_init(void); -extern d_ioctl_t drm_agp_acquire; -extern d_ioctl_t drm_agp_release; -extern d_ioctl_t drm_agp_enable; -extern d_ioctl_t drm_agp_info; -extern d_ioctl_t drm_agp_alloc; -extern d_ioctl_t drm_agp_free; -extern d_ioctl_t drm_agp_unbind; -extern d_ioctl_t drm_agp_bind; + /* Proc support (drm_proc.h) */ +extern struct proc_dir_entry *DRM(proc_init)(drm_device_t *dev, + int minor, + struct proc_dir_entry *root, + struct proc_dir_entry **dev_root); +extern int DRM(proc_cleanup)(int minor, + struct proc_dir_entry *root, + struct proc_dir_entry *dev_root); + +#if __HAVE_SG + /* Scatter Gather Support (drm_scatter.h) */ +extern void DRM(sg_cleanup)(drm_sg_mem_t *entry); #endif + +#if __REALLY_HAVE_SG + /* ATI PCIGART support (ati_pcigart.h) */ +extern int DRM(ati_pcigart_init)(drm_device_t *dev, + unsigned long *addr, + dma_addr_t *bus_addr); +extern int DRM(ati_pcigart_cleanup)(drm_device_t *dev, + unsigned long addr, + dma_addr_t bus_addr); #endif + +#endif /* __KERNEL__ */ #endif diff --git a/bsd/gamma/Makefile b/bsd/gamma/Makefile index 37f3f5e7b..97bb1b69c 100644 --- a/bsd/gamma/Makefile +++ b/bsd/gamma/Makefile @@ -1,10 +1,10 @@ # $FreeBSD$ KMOD = gamma +NOMAN= YES SRCS = gamma_drv.c gamma_dma.c -SRCS += device_if.h bus_if.h pci_if.h +SRCS += device_if.h bus_if.h pci_if.h opt_drm_linux.h CFLAGS += ${DEBUG_FLAGS} -I. -I.. -KMODDEPS = drm @: ln -sf /sys @ @@ -12,4 +12,14 @@ KMODDEPS = drm machine: ln -sf /sys/i386/include machine +.if ${MACHINE_ARCH} == "i386" +# This line enables linux ioctl handling +# If you want support for this uncomment this line +#TDFX_OPTS= "\#define DRM_LINUX" 1 +.endif + +opt_drm_linux.h: + touch opt_drm_linux.h + echo $(TDFX_OPTS) >> opt_drm_linux.h + .include <bsd.kmod.mk> diff --git a/bsd/i810_drm.h b/bsd/i810_drm.h new file mode 100644 index 000000000..f2114dd15 --- /dev/null +++ b/bsd/i810_drm.h @@ -0,0 +1,201 @@ +#ifndef _I810_DRM_H_ +#define _I810_DRM_H_ + +/* WARNING: These defines must be the same as what the Xserver uses. + * if you change them, you must change the defines in the Xserver. + */ + +#ifndef _I810_DEFINES_ +#define _I810_DEFINES_ + +#define I810_DMA_BUF_ORDER 12 +#define I810_DMA_BUF_SZ (1<<I810_DMA_BUF_ORDER) +#define I810_DMA_BUF_NR 256 +#define I810_NR_SAREA_CLIPRECTS 8 + +/* Each region is a minimum of 64k, and there are at most 64 of them. + */ +#define I810_NR_TEX_REGIONS 64 +#define I810_LOG_MIN_TEX_REGION_SIZE 16 +#endif + +#define I810_UPLOAD_TEX0IMAGE 0x1 /* handled clientside */ +#define I810_UPLOAD_TEX1IMAGE 0x2 /* handled clientside */ +#define I810_UPLOAD_CTX 0x4 +#define I810_UPLOAD_BUFFERS 0x8 +#define I810_UPLOAD_TEX0 0x10 +#define I810_UPLOAD_TEX1 0x20 +#define I810_UPLOAD_CLIPRECTS 0x40 + + +/* Indices into buf.Setup where various bits of state are mirrored per + * context and per buffer. These can be fired at the card as a unit, + * or in a piecewise fashion as required. + */ + +/* Destbuffer state + * - backbuffer linear offset and pitch -- invarient in the current dri + * - zbuffer linear offset and pitch -- also invarient + * - drawing origin in back and depth buffers. + * + * Keep the depth/back buffer state here to acommodate private buffers + * in the future. + */ +#define I810_DESTREG_DI0 0 /* CMD_OP_DESTBUFFER_INFO (2 dwords) */ +#define I810_DESTREG_DI1 1 +#define I810_DESTREG_DV0 2 /* GFX_OP_DESTBUFFER_VARS (2 dwords) */ +#define I810_DESTREG_DV1 3 +#define I810_DESTREG_DR0 4 /* GFX_OP_DRAWRECT_INFO (4 dwords) */ +#define I810_DESTREG_DR1 5 +#define I810_DESTREG_DR2 6 +#define I810_DESTREG_DR3 7 +#define I810_DESTREG_DR4 8 +#define I810_DEST_SETUP_SIZE 10 + +/* Context state + */ +#define I810_CTXREG_CF0 0 /* GFX_OP_COLOR_FACTOR */ +#define I810_CTXREG_CF1 1 +#define I810_CTXREG_ST0 2 /* GFX_OP_STIPPLE */ +#define I810_CTXREG_ST1 3 +#define I810_CTXREG_VF 4 /* GFX_OP_VERTEX_FMT */ +#define I810_CTXREG_MT 5 /* GFX_OP_MAP_TEXELS */ +#define I810_CTXREG_MC0 6 /* GFX_OP_MAP_COLOR_STAGES - stage 0 */ +#define I810_CTXREG_MC1 7 /* GFX_OP_MAP_COLOR_STAGES - stage 1 */ +#define I810_CTXREG_MC2 8 /* GFX_OP_MAP_COLOR_STAGES - stage 2 */ +#define I810_CTXREG_MA0 9 /* GFX_OP_MAP_ALPHA_STAGES - stage 0 */ +#define I810_CTXREG_MA1 10 /* GFX_OP_MAP_ALPHA_STAGES - stage 1 */ +#define I810_CTXREG_MA2 11 /* GFX_OP_MAP_ALPHA_STAGES - stage 2 */ +#define I810_CTXREG_SDM 12 /* GFX_OP_SRC_DEST_MONO */ +#define I810_CTXREG_FOG 13 /* GFX_OP_FOG_COLOR */ +#define I810_CTXREG_B1 14 /* GFX_OP_BOOL_1 */ +#define I810_CTXREG_B2 15 /* GFX_OP_BOOL_2 */ +#define I810_CTXREG_LCS 16 /* GFX_OP_LINEWIDTH_CULL_SHADE_MODE */ +#define I810_CTXREG_PV 17 /* GFX_OP_PV_RULE -- Invarient! */ +#define I810_CTXREG_ZA 18 /* GFX_OP_ZBIAS_ALPHAFUNC */ +#define I810_CTXREG_AA 19 /* GFX_OP_ANTIALIAS */ +#define I810_CTX_SETUP_SIZE 20 + +/* Texture state (per tex unit) + */ +#define I810_TEXREG_MI0 0 /* GFX_OP_MAP_INFO (4 dwords) */ +#define I810_TEXREG_MI1 1 +#define I810_TEXREG_MI2 2 +#define I810_TEXREG_MI3 3 +#define I810_TEXREG_MF 4 /* GFX_OP_MAP_FILTER */ +#define I810_TEXREG_MLC 5 /* GFX_OP_MAP_LOD_CTL */ +#define I810_TEXREG_MLL 6 /* GFX_OP_MAP_LOD_LIMITS */ +#define I810_TEXREG_MCS 7 /* GFX_OP_MAP_COORD_SETS ??? */ +#define I810_TEX_SETUP_SIZE 8 + +#define I810_FRONT 0x1 +#define I810_BACK 0x2 +#define I810_DEPTH 0x4 + + +typedef struct _drm_i810_init { + enum { + I810_INIT_DMA = 0x01, + I810_CLEANUP_DMA = 0x02 + } func; +#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) + int ring_map_idx; + int buffer_map_idx; +#else + unsigned int mmio_offset; + unsigned int buffers_offset; +#endif + int sarea_priv_offset; + unsigned int ring_start; + unsigned int ring_end; + unsigned int ring_size; + unsigned int front_offset; + unsigned int back_offset; + unsigned int depth_offset; + unsigned int overlay_offset; + unsigned int overlay_physical; + unsigned int w; + unsigned int h; + unsigned int pitch; + unsigned int pitch_bits; +} drm_i810_init_t; + +/* Warning: If you change the SAREA structure you must change the Xserver + * structure as well */ + +typedef struct _drm_i810_tex_region { + unsigned char next, prev; /* indices to form a circular LRU */ + unsigned char in_use; /* owned by a client, or free? */ + int age; /* tracked by clients to update local LRU's */ +} drm_i810_tex_region_t; + +typedef struct _drm_i810_sarea { + unsigned int ContextState[I810_CTX_SETUP_SIZE]; + unsigned int BufferState[I810_DEST_SETUP_SIZE]; + unsigned int TexState[2][I810_TEX_SETUP_SIZE]; + unsigned int dirty; + + unsigned int nbox; + drm_clip_rect_t boxes[I810_NR_SAREA_CLIPRECTS]; + + /* Maintain an LRU of contiguous regions of texture space. If + * you think you own a region of texture memory, and it has an + * age different to the one you set, then you are mistaken and + * it has been stolen by another client. If global texAge + * hasn't changed, there is no need to walk the list. + * + * These regions can be used as a proxy for the fine-grained + * texture information of other clients - by maintaining them + * in the same lru which is used to age their own textures, + * clients have an approximate lru for the whole of global + * texture space, and can make informed decisions as to which + * areas to kick out. There is no need to choose whether to + * kick out your own texture or someone else's - simply eject + * them all in LRU order. + */ + + drm_i810_tex_region_t texList[I810_NR_TEX_REGIONS+1]; + /* Last elt is sentinal */ + int texAge; /* last time texture was uploaded */ + int last_enqueue; /* last time a buffer was enqueued */ + int last_dispatch; /* age of the most recently dispatched buffer */ + int last_quiescent; /* */ + int ctxOwner; /* last context to upload state */ + + int vertex_prim; + +} drm_i810_sarea_t; + +typedef struct _drm_i810_clear { + int clear_color; + int clear_depth; + int flags; +} drm_i810_clear_t; + + + +/* These may be placeholders if we have more cliprects than + * I810_NR_SAREA_CLIPRECTS. In that case, the client sets discard to + * false, indicating that the buffer will be dispatched again with a + * new set of cliprects. + */ +typedef struct _drm_i810_vertex { + int idx; /* buffer index */ + int used; /* nr bytes in use */ + int discard; /* client is finished with the buffer? */ +} drm_i810_vertex_t; + +typedef struct _drm_i810_copy_t { + int idx; /* buffer index */ + int used; /* nr bytes in use */ + void *address; /* Address to copy from */ +} drm_i810_copy_t; + +typedef struct drm_i810_dma { + void *virtual; + int request_idx; + int request_size; + int granted; +} drm_i810_dma_t; + +#endif /* _I810_DRM_H_ */ diff --git a/bsd/mga/mga_bufs.c b/bsd/mga/mga_bufs.c deleted file mode 100644 index 4ae05181b..000000000 --- a/bsd/mga/mga_bufs.c +++ /dev/null @@ -1,604 +0,0 @@ -/* mga_bufs.c -- IOCTLs to manage buffers - * Created: Thu Jan 6 01:47:26 2000 by jhartmann@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: Rickard E. (Rik) Faith <faith@valinux.com> - * Jeff Hartmann <jhartmann@valinux.com> - * - * - */ - -#define __NO_VERSION__ -#include "drmP.h" -#include "mga_drv.h" -#include <sys/mman.h> -#include <vm/vm.h> -#include <vm/pmap.h> -#include <vm/vm_extern.h> -#include <vm/vm_map.h> - - -static int -mga_addbufs_agp(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - drm_buf_desc_t request; - drm_buf_entry_t *entry; - drm_buf_t *buf; - unsigned long offset; - unsigned long agp_offset; - int count; - int order; - int size; - int alignment; - int page_order; - int total; - int byte_count; - int i; - - if (!dma) return EINVAL; - - request = *(drm_buf_desc_t *) data; - - count = request.count; - order = drm_order(request.size); - size = 1 << order; - agp_offset = request.agp_start; - alignment = (request.flags & _DRM_PAGE_ALIGN) ? round_page(size) :size; - page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0; - total = PAGE_SIZE << page_order; - byte_count = 0; - - DRM_DEBUG("count: %d\n", count); - DRM_DEBUG("order: %d\n", order); - DRM_DEBUG("size: %d\n", size); - DRM_DEBUG("agp_offset: %ld\n", agp_offset); - DRM_DEBUG("alignment: %d\n", alignment); - DRM_DEBUG("page_order: %d\n", page_order); - DRM_DEBUG("total: %d\n", total); - DRM_DEBUG("byte_count: %d\n", byte_count); - - if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return EINVAL; - if (dev->queue_count) return EBUSY; /* Not while in use */ - simple_lock(&dev->count_lock); - if (dev->buf_use) { - simple_unlock(&dev->count_lock); - return EBUSY; - } - atomic_inc(&dev->buf_alloc); - simple_unlock(&dev->count_lock); - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - entry = &dma->bufs[order]; - if (entry->buf_count) { - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - atomic_dec(&dev->buf_alloc); - return ENOMEM; /* May only call once for each order */ - } - - entry->buflist = drm_alloc(count * sizeof(*entry->buflist), - DRM_MEM_BUFS); - if (!entry->buflist) { - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - atomic_dec(&dev->buf_alloc); - return ENOMEM; - } - memset(entry->buflist, 0, count * sizeof(*entry->buflist)); - - entry->buf_size = size; - entry->page_order = page_order; - offset = 0; - - - while(entry->buf_count < count) { - buf = &entry->buflist[entry->buf_count]; - buf->idx = dma->buf_count + entry->buf_count; - buf->total = alignment; - buf->order = order; - buf->used = 0; - - DRM_DEBUG("offset : %ld\n", offset); - - buf->offset = offset; /* Hrm */ - buf->bus_address = dev->agp->base + agp_offset + offset; - buf->address = (void *)(agp_offset + offset + dev->agp->base); - buf->next = NULL; - buf->waiting = 0; - buf->pending = 0; - buf->dma_wait = 0; - buf->pid = 0; - - buf->dev_private = drm_alloc(sizeof(drm_mga_buf_priv_t), DRM_MEM_BUFS); - buf->dev_priv_size = sizeof(drm_mga_buf_priv_t); - -#if DRM_DMA_HISTOGRAM - timespecclear(&buf->time_queued); - timespecclear(&buf->time_dispatched); - timespecclear(&buf->time_completed); - timespecclear(&buf->time_freed); -#endif - offset = offset + alignment; - entry->buf_count++; - byte_count += PAGE_SIZE << page_order; - - DRM_DEBUG("buffer %d @ %p\n", - entry->buf_count, buf->address); - } - - dma->buflist = drm_realloc(dma->buflist, - dma->buf_count * sizeof(*dma->buflist), - (dma->buf_count + entry->buf_count) - * sizeof(*dma->buflist), - DRM_MEM_BUFS); - for (i = dma->buf_count; i < dma->buf_count + entry->buf_count; i++) - dma->buflist[i] = &entry->buflist[i - dma->buf_count]; - - dma->buf_count += entry->buf_count; - - DRM_DEBUG("dma->buf_count : %d\n", dma->buf_count); - - dma->byte_count += byte_count; - - DRM_DEBUG("entry->buf_count : %d\n", entry->buf_count); - - drm_freelist_create(&entry->freelist, entry->buf_count); - for (i = 0; i < entry->buf_count; i++) { - drm_freelist_put(dev, &entry->freelist, &entry->buflist[i]); - } - - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - request.count = entry->buf_count; - request.size = size; - - *(drm_buf_desc_t *) data = request; - - atomic_dec(&dev->buf_alloc); - - DRM_DEBUG("count: %d\n", count); - DRM_DEBUG("order: %d\n", order); - DRM_DEBUG("size: %d\n", size); - DRM_DEBUG("agp_offset: %ld\n", agp_offset); - DRM_DEBUG("alignment: %d\n", alignment); - DRM_DEBUG("page_order: %d\n", page_order); - DRM_DEBUG("total: %d\n", total); - DRM_DEBUG("byte_count: %d\n", byte_count); - - dma->flags = _DRM_DMA_USE_AGP; - - DRM_DEBUG("dma->flags : %x\n", dma->flags); - - return 0; -} - -static int -mga_addbufs_pci(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - drm_buf_desc_t request; - int count; - int order; - int size; - int total; - int page_order; - drm_buf_entry_t *entry; - unsigned long page; - drm_buf_t *buf; - int alignment; - unsigned long offset; - int i; - int byte_count; - int page_count; - - if (!dma) return EINVAL; - - request = *(drm_buf_desc_t *) data; - - count = request.count; - order = drm_order(request.size); - size = 1 << order; - - DRM_DEBUG("count = %d, size = %d (%d), order = %d, queue_count = %d\n", - request.count, request.size, size, order, dev->queue_count); - - if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return EINVAL; - if (dev->queue_count) return EBUSY; /* Not while in use */ - - alignment = (request.flags & _DRM_PAGE_ALIGN) ? round_page(size) :size; - page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0; - total = PAGE_SIZE << page_order; - - simple_lock(&dev->count_lock); - if (dev->buf_use) { - simple_unlock(&dev->count_lock); - return EBUSY; - } - atomic_inc(&dev->buf_alloc); - simple_unlock(&dev->count_lock); - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - entry = &dma->bufs[order]; - if (entry->buf_count) { - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - atomic_dec(&dev->buf_alloc); - return ENOMEM; /* May only call once for each order */ - } - - entry->buflist = drm_alloc(count * sizeof(*entry->buflist), - DRM_MEM_BUFS); - if (!entry->buflist) { - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - atomic_dec(&dev->buf_alloc); - return ENOMEM; - } - memset(entry->buflist, 0, count * sizeof(*entry->buflist)); - - entry->seglist = drm_alloc(count * sizeof(*entry->seglist), - DRM_MEM_SEGS); - if (!entry->seglist) { - drm_free(entry->buflist, - count * sizeof(*entry->buflist), - DRM_MEM_BUFS); - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - atomic_dec(&dev->buf_alloc); - return ENOMEM; - } - memset(entry->seglist, 0, count * sizeof(*entry->seglist)); - - dma->pagelist = drm_realloc(dma->pagelist, - dma->page_count * sizeof(*dma->pagelist), - (dma->page_count + (count << page_order)) - * sizeof(*dma->pagelist), - DRM_MEM_PAGES); - DRM_DEBUG("pagelist: %d entries\n", - dma->page_count + (count << page_order)); - - - entry->buf_size = size; - entry->page_order = page_order; - byte_count = 0; - page_count = 0; - while (entry->buf_count < count) { - if (!(page = drm_alloc_pages(page_order, DRM_MEM_DMA))) break; - entry->seglist[entry->seg_count++] = page; - for (i = 0; i < (1 << page_order); i++) { - DRM_DEBUG("page %d @ 0x%08lx\n", - dma->page_count + page_count, - page + PAGE_SIZE * i); - dma->pagelist[dma->page_count + page_count++] - = page + PAGE_SIZE * i; - } - for (offset = 0; - offset + size <= total && entry->buf_count < count; - offset += alignment, ++entry->buf_count) { - buf = &entry->buflist[entry->buf_count]; - buf->idx = dma->buf_count + entry->buf_count; - buf->total = alignment; - buf->order = order; - buf->used = 0; - buf->offset = (dma->byte_count + byte_count + offset); - buf->address = (void *)(page + offset); - buf->next = NULL; - buf->waiting = 0; - buf->pending = 0; - buf->dma_wait = 0; - buf->pid = 0; -#if DRM_DMA_HISTOGRAM - timespecclear(&buf->time_queued); - timespecclear(&buf->time_dispatched); - timespecclear(&buf->time_completed); - timespecclear(&buf->time_freed); -#endif - DRM_DEBUG("buffer %d @ %p\n", - entry->buf_count, buf->address); - } - byte_count += PAGE_SIZE << page_order; - } - - dma->buflist = drm_realloc(dma->buflist, - dma->buf_count * sizeof(*dma->buflist), - (dma->buf_count + entry->buf_count) - * sizeof(*dma->buflist), - DRM_MEM_BUFS); - for (i = dma->buf_count; i < dma->buf_count + entry->buf_count; i++) - dma->buflist[i] = &entry->buflist[i - dma->buf_count]; - - dma->buf_count += entry->buf_count; - dma->seg_count += entry->seg_count; - dma->page_count += entry->seg_count << page_order; - dma->byte_count += PAGE_SIZE * (entry->seg_count << page_order); - - drm_freelist_create(&entry->freelist, entry->buf_count); - for (i = 0; i < entry->buf_count; i++) { - drm_freelist_put(dev, &entry->freelist, &entry->buflist[i]); - } - - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - request.count = entry->buf_count; - request.size = size; - - *(drm_buf_desc_t *) data = request; - - atomic_dec(&dev->buf_alloc); - return 0; -} - -int -mga_addbufs(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_buf_desc_t request; - - request = *(drm_buf_desc_t *) data; - - if(request.flags & _DRM_AGP_BUFFER) - return mga_addbufs_agp(kdev, cmd, data, flags, p); - else - return mga_addbufs_pci(kdev, cmd, data, flags, p); -} - -int -mga_infobufs(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - drm_buf_info_t request; - int i; - int count; - int error; - - if (!dma) return EINVAL; - - simple_lock(&dev->count_lock); - if (atomic_read(&dev->buf_alloc)) { - simple_unlock(&dev->count_lock); - return EBUSY; - } - ++dev->buf_use; /* Can't allocate more after this call */ - simple_unlock(&dev->count_lock); - - request = *(drm_buf_info_t *) data; - - for (i = 0, count = 0; i < DRM_MAX_ORDER+1; i++) { - if (dma->bufs[i].buf_count) ++count; - } - - DRM_DEBUG("count = %d\n", count); - - if (request.count >= count) { - for (i = 0, count = 0; i < DRM_MAX_ORDER+1; i++) { - if (dma->bufs[i].buf_count) { - error = copyout(&dma->bufs[i].buf_count, - &request.list[count].count, - sizeof(dma->bufs[0] - .buf_count)); - if (error) return error; - error = copyout(&dma->bufs[i].buf_size, - &request.list[count].size, - sizeof(dma->bufs[0] - .buf_size)); - if (error) return error; - error = copyout(&dma->bufs[i] - .freelist.low_mark, - &request.list[count].low_mark, - sizeof(dma->bufs[0] - .freelist.low_mark)); - if (error) return error; - error = copyout(&dma->bufs[i] - .freelist.high_mark, - &request.list[count].high_mark, - sizeof(dma->bufs[0] - .freelist.high_mark)); - if (error) return error; - DRM_DEBUG("%d %d %d %d %d\n", - i, - dma->bufs[i].buf_count, - dma->bufs[i].buf_size, - dma->bufs[i].freelist.low_mark, - dma->bufs[i].freelist.high_mark); - ++count; - } - } - } - request.count = count; - - *(drm_buf_info_t *) data = request; - - return 0; -} - -int -mga_markbufs(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - drm_buf_desc_t request; - int order; - drm_buf_entry_t *entry; - - if (!dma) return EINVAL; - - request = *(drm_buf_desc_t *) data; - - DRM_DEBUG("%d, %d, %d\n", - request.size, request.low_mark, request.high_mark); - order = drm_order(request.size); - if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return EINVAL; - entry = &dma->bufs[order]; - - if (request.low_mark < 0 || request.low_mark > entry->buf_count) - return EINVAL; - if (request.high_mark < 0 || request.high_mark > entry->buf_count) - return EINVAL; - - entry->freelist.low_mark = request.low_mark; - entry->freelist.high_mark = request.high_mark; - - return 0; -} - -int -mga_freebufs(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - drm_buf_free_t request; - int i; - int error; - int idx; - drm_buf_t *buf; - - if (!dma) return EINVAL; - - request = *(drm_buf_free_t *) data; - - DRM_DEBUG("%d\n", request.count); - for (i = 0; i < request.count; i++) { - error = copyin(&request.list[i], - &idx, - sizeof(idx)); - if (error) return error; - if (idx < 0 || idx >= dma->buf_count) { - DRM_ERROR("Index %d (of %d max)\n", - idx, dma->buf_count - 1); - return EINVAL; - } - buf = dma->buflist[idx]; - if (buf->pid != p->p_pid) { - DRM_ERROR("Process %d freeing buffer owned by %d\n", - p->p_pid, buf->pid); - return EINVAL; - } - drm_free_buffer(dev, buf); - } - - return 0; -} - -int -mga_mapbufs(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - int retcode = 0; - const int zero = 0; - vm_offset_t virtual; - vm_offset_t address; - drm_buf_map_t request; - int i; - - if (!dma) return EINVAL; - - DRM_DEBUG("\n"); - - simple_lock(&dev->count_lock); - if (atomic_read(&dev->buf_alloc)) { - simple_unlock(&dev->count_lock); - DRM_DEBUG("Busy\n"); - return EBUSY; - } - ++dev->buf_use; /* Can't allocate more after this call */ - simple_unlock(&dev->count_lock); - - request = *(drm_buf_map_t *) data; - - DRM_DEBUG("mga_mapbufs\n"); - DRM_DEBUG("dma->flags : %x\n", dma->flags); - - if (request.count >= dma->buf_count) { - if(dma->flags & _DRM_DMA_USE_AGP) { - drm_mga_private_t *dev_priv = dev->dev_private; - drm_map_t *map = NULL; - - map = dev->maplist[dev_priv->buffer_map_idx]; - if (!map) { - DRM_DEBUG("map is null\n"); - retcode = EINVAL; - goto done; - } - - DRM_DEBUG("map->offset : %lx\n", map->offset); - DRM_DEBUG("map->size : %lx\n", map->size); - DRM_DEBUG("map->type : %d\n", map->type); - DRM_DEBUG("map->flags : %x\n", map->flags); - DRM_DEBUG("map->handle : %p\n", map->handle); - DRM_DEBUG("map->mtrr : %d\n", map->mtrr); - virtual = 0; - retcode = vm_mmap(&p->p_vmspace->vm_map, - &virtual, - map->size, - PROT_READ|PROT_WRITE, VM_PROT_ALL, - MAP_SHARED, - SLIST_FIRST(&kdev->si_hlist), - map->offset); - } else { - virtual = 0; - retcode = vm_mmap(&p->p_vmspace->vm_map, - &virtual, - round_page(dma->byte_count), - PROT_READ|PROT_WRITE, VM_PROT_ALL, - MAP_SHARED, - SLIST_FIRST(&kdev->si_hlist), - 0); - } - if (retcode) { - /* Real error */ - DRM_DEBUG("mmap error\n"); - goto done; - } - request.virtual = (void *)virtual; - - for (i = 0; i < dma->buf_count; i++) { - retcode = copyout(&dma->buflist[i]->idx, - &request.list[i].idx, - sizeof(request.list[0].idx)); - if (retcode) goto done; - retcode = copyout(&dma->buflist[i]->total, - &request.list[i].total, - sizeof(request.list[0].total)); - if (retcode) goto done; - retcode = copyout(&zero, - &request.list[i].used, - sizeof(request.list[0].used)); - if (retcode) goto done; - address = virtual + dma->buflist[i]->offset; - retcode = copyout(&address, - &request.list[i].address, - sizeof(address)); - if (retcode) goto done; - } - } - done: - request.count = dma->buf_count; - DRM_DEBUG("%d buffers, retcode = %d\n", request.count, retcode); - - *(drm_buf_map_t *) data = request; - - DRM_DEBUG("retcode : %d\n", retcode); - - return retcode; -} diff --git a/bsd/mga/mga_context.c b/bsd/mga/mga_context.c deleted file mode 100644 index 63515bab3..000000000 --- a/bsd/mga/mga_context.c +++ /dev/null @@ -1,200 +0,0 @@ -/* mga_context.c -- IOCTLs for mga contexts - * Created: Mon Dec 13 09:51:35 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Author: Rickard E. (Rik) Faith <faith@valinux.com> - * Jeff Hartmann <jhartmann@valinux.com> - * - */ - -#define __NO_VERSION__ -#include "drmP.h" -#include "mga_drv.h" - -static int mga_alloc_queue(drm_device_t *dev) -{ - int temp = drm_ctxbitmap_next(dev); - DRM_DEBUG("mga_alloc_queue: %d\n", temp); - return temp; -} - -int mga_context_switch(drm_device_t *dev, int old, int new) -{ - char buf[64]; - - atomic_inc(&dev->total_ctx); - - if (test_and_set_bit(0, &dev->context_flag)) { - DRM_ERROR("Reentering -- FIXME\n"); - return EBUSY; - } - -#if DRM_DMA_HISTOGRAM - getnanotime(&dev->ctx_start); -#endif - - DRM_DEBUG("Context switch from %d to %d\n", old, new); - - if (new == dev->last_context) { - clear_bit(0, &dev->context_flag); - return 0; - } - - if (drm_flags & DRM_FLAG_NOCTX) { - mga_context_switch_complete(dev, new); - } else { - sprintf(buf, "C %d %d\n", old, new); - drm_write_string(dev, buf); - } - - return 0; -} - -int mga_context_switch_complete(drm_device_t *dev, int new) -{ - dev->last_context = new; /* PRE/POST: This is the _only_ writer. */ - dev->last_switch = ticks; - - if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { - DRM_ERROR("Lock isn't held after context switch\n"); - } - - /* If a context switch is ever initiated - when the kernel holds the lock, release - that lock here. */ -#if DRM_DMA_HISTOGRAM - { - struct timespec ts; - getnanotime(&ts); - timespecsub(&ts, &dev->lck_start); - atomic_inc(&dev->histo.ctx[drm_histogram_slot(&ts)]); - } -#endif - clear_bit(0, &dev->context_flag); - wakeup(&dev->context_wait); - - return 0; -} - -int -mga_resctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_ctx_res_t res; - drm_ctx_t ctx; - int i, error; - - DRM_DEBUG("%d\n", DRM_RESERVED_CONTEXTS); - res = *(drm_ctx_res_t *) data; - if (res.count >= DRM_RESERVED_CONTEXTS) { - memset(&ctx, 0, sizeof(ctx)); - for (i = 0; i < DRM_RESERVED_CONTEXTS; i++) { - ctx.handle = i; - error = copyout(&i, &res.contexts[i], sizeof(i)); - if (error) return error; - } - } - res.count = DRM_RESERVED_CONTEXTS; - *(drm_ctx_res_t *) data = res; - return 0; -} - -int -mga_addctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - if ((ctx.handle = mga_alloc_queue(dev)) == DRM_KERNEL_CONTEXT) { - /* Skip kernel's context and get a new one. */ - ctx.handle = mga_alloc_queue(dev); - } - if (ctx.handle == -1) { - DRM_DEBUG("Not enough free contexts.\n"); - /* Should this return EBUSY instead? */ - return ENOMEM; - } - DRM_DEBUG("%d\n", ctx.handle); - *(drm_ctx_t *) data = ctx; - return 0; -} - -int -mga_modctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - /* This does nothing for the mga */ - return 0; -} - -int mga_getctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - /* This is 0, because we don't hanlde any context flags */ - ctx.flags = 0; - *(drm_ctx_t *) data = ctx; - return 0; -} - -int mga_switchctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - DRM_DEBUG("%d\n", ctx.handle); - return mga_context_switch(dev, dev->last_context, ctx.handle); -} - -int mga_newctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - DRM_DEBUG("%d\n", ctx.handle); - mga_context_switch_complete(dev, ctx.handle); - - return 0; -} - -int mga_rmctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - DRM_DEBUG("%d\n", ctx.handle); -/* - if(ctx.handle == DRM_KERNEL_CONTEXT+1) - priv->remove_auth_on_close = 1; -*/ - if(ctx.handle != DRM_KERNEL_CONTEXT ) { - drm_ctxbitmap_free(dev, ctx.handle); - } - - return 0; -} diff --git a/bsd/mga/mga_dma.c b/bsd/mga/mga_dma.c index 85c29df7e..9ed5d0950 100644 --- a/bsd/mga/mga_dma.c +++ b/bsd/mga/mga_dma.c @@ -1,4 +1,4 @@ -/* mga_dma.c -- DMA support for mga g200/g400 +/* mga_dma.c -- DMA support for mga g200/g400 -*- linux-c -*- * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. @@ -11,11 +11,11 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL @@ -24,1054 +24,796 @@ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * - * Authors: Rickard E. (Rik) Faith <faith@valinux.com> - * Jeff Hartmann <jhartmann@valinux.com> - * Keith Whitwell <keithw@valinux.com> + * Authors: + * Rickard E. (Rik) Faith <faith@valinux.com> + * Jeff Hartmann <jhartmann@valinux.com> + * Keith Whitwell <keithw@valinux.com> * + * Rewritten by: + * Gareth Hughes <gareth@valinux.com> */ #define __NO_VERSION__ +#include "mga.h" #include "drmP.h" #include "mga_drv.h" -#include <machine/bus.h> -#include <machine/resource.h> -#include <sys/rman.h> -#include <vm/vm.h> -#include <vm/pmap.h> -#define MGA_REG(reg) 2 -#define MGA_BASE(reg) ((unsigned long) \ - ((drm_device_t *)dev)->maplist[MGA_REG(reg)]->handle) -#define MGA_ADDR(reg) (MGA_BASE(reg) + reg) -#define MGA_DEREF(reg) *(__volatile__ int *)MGA_ADDR(reg) -#define MGA_READ(reg) MGA_DEREF(reg) -#define MGA_WRITE(reg,val) do { MGA_DEREF(reg) = val; } while (0) +#define MGA_DEFAULT_USEC_TIMEOUT 10000 +#define MGA_FREELIST_DEBUG 0 -#define PDEA_pagpxfer_enable 0x2 -static int mga_flush_queue(drm_device_t *dev); +/* ================================================================ + * Engine control + */ -static unsigned long mga_alloc_page(drm_device_t *dev) +int mga_do_wait_for_idle( drm_mga_private_t *dev_priv ) { - unsigned long address; - - DRM_DEBUG("%s\n", __FUNCTION__); + u32 status = 0; + int i; + DRM_DEBUG( "%s\n", __FUNCTION__ ); - address = (unsigned long) drm_alloc(PAGE_SIZE, DRM_MEM_DMA); - if(address == 0UL) { - return 0; + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + status = MGA_READ( MGA_STATUS ) & MGA_ENGINE_IDLE_MASK; + if ( status == MGA_ENDPRDMASTS ) { + MGA_WRITE8( MGA_CRTC_INDEX, 0 ); + return 0; + } + DRM_OS_DELAY( 1 ); } - - return address; + +#if MGA_DMA_DEBUG + DRM_ERROR( "failed!\n" ); + DRM_INFO( " status=0x%08x\n", status ); +#endif + DRM_OS_RETURN(EBUSY); } -static void mga_free_page(drm_device_t *dev, unsigned long page) +int mga_do_dma_idle( drm_mga_private_t *dev_priv ) { - DRM_DEBUG("%s\n", __FUNCTION__); + u32 status = 0; + int i; + DRM_DEBUG( "%s\n", __FUNCTION__ ); - if(page == 0UL) { - return; + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + status = MGA_READ( MGA_STATUS ) & MGA_DMA_IDLE_MASK; + if ( status == MGA_ENDPRDMASTS ) return 0; + DRM_OS_DELAY( 1 ); } - drm_free((void *) page, PAGE_SIZE, DRM_MEM_DMA); - return; -} -static void mga_delay(void) -{ - return; +#if MGA_DMA_DEBUG + DRM_ERROR( "failed! status=0x%08x\n", status ); +#endif + DRM_OS_RETURN(EBUSY); } -void mga_flush_write_combine(void) +int mga_do_dma_reset( drm_mga_private_t *dev_priv ) { - int xchangeDummy; - DRM_DEBUG("%s\n", __FUNCTION__); + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_primary_buffer_t *primary = &dev_priv->prim; - __asm__ volatile(" push %%eax ; xchg %%eax, %0 ; pop %%eax" : : "m" (xchangeDummy)); - __asm__ volatile(" push %%eax ; push %%ebx ; push %%ecx ; push %%edx ;" - " movl $0,%%eax ; cpuid ; pop %%edx ; pop %%ecx ; pop %%ebx ;" - " pop %%eax" : /* no outputs */ : /* no inputs */ ); -} + DRM_DEBUG( "%s\n", __FUNCTION__ ); -/* These are two age tags that will never be sent to - * the hardware */ -#define MGA_BUF_USED 0xffffffff -#define MGA_BUF_FREE 0 + /* The primary DMA stream should look like new right about now. + */ + primary->tail = 0; + primary->space = primary->size; + primary->last_flush = 0; -static int mga_freelist_init(drm_device_t *dev) -{ - drm_device_dma_t *dma = dev->dma; - drm_buf_t *buf; - drm_mga_buf_priv_t *buf_priv; - drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; - drm_mga_freelist_t *item; - int i; - - DRM_DEBUG("%s\n", __FUNCTION__); - - dev_priv->head = drm_alloc(sizeof(drm_mga_freelist_t), DRM_MEM_DRIVER); - if(dev_priv->head == NULL) return ENOMEM; - memset(dev_priv->head, 0, sizeof(drm_mga_freelist_t)); - dev_priv->head->age = MGA_BUF_USED; - - for (i = 0; i < dma->buf_count; i++) { - buf = dma->buflist[ i ]; - buf_priv = buf->dev_private; - item = drm_alloc(sizeof(drm_mga_freelist_t), - DRM_MEM_DRIVER); - if(item == NULL) return ENOMEM; - memset(item, 0, sizeof(drm_mga_freelist_t)); - item->age = MGA_BUF_FREE; - item->prev = dev_priv->head; - item->next = dev_priv->head->next; - if(dev_priv->head->next != NULL) - dev_priv->head->next->prev = item; - if(item->next == NULL) dev_priv->tail = item; - item->buf = buf; - buf_priv->my_freelist = item; - buf_priv->discard = 0; - dev_priv->head->next = item; - } - - return 0; -} + sarea_priv->last_wrap = 0; -static void mga_freelist_cleanup(drm_device_t *dev) -{ - drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; - drm_mga_freelist_t *item; - drm_mga_freelist_t *prev; + /* FIXME: Reset counters, buffer ages etc... + */ - DRM_DEBUG("%s\n", __FUNCTION__); + /* FIXME: What else do we need to reinitialize? WARP stuff? + */ - item = dev_priv->head; - while(item) { - prev = item; - item = item->next; - drm_free(prev, sizeof(drm_mga_freelist_t), DRM_MEM_DRIVER); - } - - dev_priv->head = dev_priv->tail = NULL; + return 0; } -/* Frees dispatch lock */ -static __inline void mga_dma_quiescent(drm_device_t *dev) +int mga_do_engine_reset( drm_mga_private_t *dev_priv ) { - drm_device_dma_t *dma = dev->dma; - drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; - drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned long end; - int i; + DRM_DEBUG( "%s\n", __FUNCTION__ ); - DRM_DEBUG("%s\n", __FUNCTION__); - end = ticks + (hz*3); - while(1) { - if(!test_and_set_bit(MGA_IN_DISPATCH, - &dev_priv->dispatch_status)) { - break; - } - if((signed)(end - ticks) <= 0) { - DRM_ERROR("irqs: %d wanted %d\n", - atomic_read(&dev->total_irq), - atomic_read(&dma->total_lost)); - DRM_ERROR("lockup\n"); - return; - } - for (i = 0 ; i < 2000 ; i++) mga_delay(); - } - end = ticks + (hz*3); - DRM_DEBUG("quiescent status : %x\n", MGA_READ(MGAREG_STATUS)); - while((MGA_READ(MGAREG_STATUS) & 0x00030001) != 0x00020000) { - if((signed)(end - ticks) <= 0) { - DRM_ERROR("irqs: %d wanted %d\n", - atomic_read(&dev->total_irq), - atomic_read(&dma->total_lost)); - DRM_ERROR("lockup\n"); - clear_bit(MGA_IN_DISPATCH, &dev_priv->dispatch_status); - return; - } - for (i = 0 ; i < 2000 ; i++) mga_delay(); - } - sarea_priv->dirty |= MGA_DMA_FLUSH; + /* Okay, so we've completely screwed up and locked the engine. + * How about we clean up after ourselves? + */ + MGA_WRITE( MGA_RST, MGA_SOFTRESET ); + DRM_OS_DELAY( 15 ); /* Wait at least 10 usecs */ + MGA_WRITE( MGA_RST, 0 ); + + /* Initialize the registers that get clobbered by the soft + * reset. Many of the core register values survive a reset, + * but the drawing registers are basically all gone. + * + * 3D clients should probably die after calling this. The X + * server should reset the engine state to known values. + */ +#if 0 + MGA_WRITE( MGA_PRIMPTR, + virt_to_bus((void *)dev_priv->prim.status_page) | + MGA_PRIMPTREN0 | + MGA_PRIMPTREN1 ); +#endif - clear_bit(MGA_IN_DISPATCH, &dev_priv->dispatch_status); - DRM_DEBUG("exit, dispatch_status = 0x%02x\n",dev_priv->dispatch_status); -} + MGA_WRITE( MGA_ICLEAR, MGA_SOFTRAPICLR ); + MGA_WRITE( MGA_IEN, MGA_SOFTRAPIEN ); -static void mga_reset_freelist(drm_device_t *dev) -{ - drm_device_dma_t *dma = dev->dma; - drm_buf_t *buf; - drm_mga_buf_priv_t *buf_priv; - int i; + /* The primary DMA stream should look like new right about now. + */ + mga_do_dma_reset( dev_priv ); - for (i = 0; i < dma->buf_count; i++) { - buf = dma->buflist[ i ]; - buf_priv = buf->dev_private; - buf_priv->my_freelist->age = MGA_BUF_FREE; - } + /* This bad boy will never fail. + */ + return 0; } -/* Least recently used : - * These operations are not atomic b/c they are protected by the - * hardware lock */ -drm_buf_t *mga_freelist_get(drm_device_t *dev) +/* ================================================================ + * Primary DMA stream + */ + +void mga_do_dma_flush( drm_mga_private_t *dev_priv ) { - drm_mga_private_t *dev_priv = - (drm_mga_private_t *) dev->dev_private; - drm_mga_freelist_t *prev; - drm_mga_freelist_t *next; - static int failed = 0; - int ret, s; - - DRM_DEBUG("%s : tail->age : %d last_prim_age : %d\n", __FUNCTION__, - dev_priv->tail->age, dev_priv->last_prim_age); - - if(failed >= 1000 && dev_priv->tail->age >= dev_priv->last_prim_age) { - DRM_DEBUG("I'm waiting on the freelist!!! %d\n", - dev_priv->last_prim_age); - s = splsofttq(); - set_bit(MGA_IN_GETBUF, &dev_priv->dispatch_status); - for (;;) { - mga_dma_schedule(dev, 0); -/* if(!test_bit(MGA_IN_GETBUF, - &dev_priv->dispatch_status)) */ - if(dev_priv->tail->age < dev_priv->last_prim_age) - break; - atomic_inc(&dev->total_sleeps); - ret = tsleep(&dev_priv->buf_queue, PZERO|PCATCH, - "mgafg", 0); - if (ret == EINTR) { - clear_bit(MGA_IN_GETBUF, - &dev_priv->dispatch_status); - break; - } - } - splx(s); - clear_bit(MGA_IN_GETBUF, &dev_priv->dispatch_status); - if (ret) return NULL; - } - - if(dev_priv->tail->age < dev_priv->last_prim_age) { - prev = dev_priv->tail->prev; - next = dev_priv->tail; - prev->next = NULL; - next->prev = next->next = NULL; - dev_priv->tail = prev; - next->age = MGA_BUF_USED; - failed = 0; - return next->buf; + drm_mga_primary_buffer_t *primary = &dev_priv->prim; + u32 head, tail; + DMA_LOCALS; + DRM_DEBUG( "%s:\n", __FUNCTION__ ); + + if ( primary->tail == primary->last_flush ) { + DRM_DEBUG( " bailing out...\n" ); + return; } - failed++; - return NULL; -} + tail = primary->tail + dev_priv->primary->offset; -int mga_freelist_put(drm_device_t *dev, drm_buf_t *buf) -{ - drm_mga_private_t *dev_priv = - (drm_mga_private_t *) dev->dev_private; - drm_mga_buf_priv_t *buf_priv = buf->dev_private; - drm_mga_freelist_t *prev; - drm_mga_freelist_t *head; - drm_mga_freelist_t *next; + /* We need to pad the stream between flushes, as the card + * actually (partially?) reads the first of these commands. + * See page 4-16 in the G400 manual, middle of the page or so. + */ + BEGIN_DMA( 1 ); - DRM_DEBUG("%s\n", __FUNCTION__); + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); - if(buf_priv->my_freelist->age == MGA_BUF_USED) { - /* Discarded buffer, put it on the tail */ - next = buf_priv->my_freelist; - next->age = MGA_BUF_FREE; - prev = dev_priv->tail; - prev->next = next; - next->prev = prev; - next->next = NULL; - dev_priv->tail = next; - DRM_DEBUG("Discarded\n"); + ADVANCE_DMA(); + + primary->last_flush = primary->tail; + + head = MGA_READ( MGA_PRIMADDRESS ); + + if ( head <= tail ) { + primary->space = primary->size - primary->tail; } else { - /* Normally aged buffer, put it on the head + 1, - * as the real head is a sentinal element - */ - next = buf_priv->my_freelist; - head = dev_priv->head; - prev = head->next; - head->next = next; - prev->prev = next; - next->prev = head; - next->next = prev; + primary->space = head - tail; } - - return 0; -} -static int mga_init_primary_bufs(drm_device_t *dev, drm_mga_init_t *init) -{ - drm_mga_private_t *dev_priv = dev->dev_private; - drm_mga_prim_buf_t *prim_buffer; - int i, temp, size_of_buf; - int offset = init->reserved_map_agpstart; - - DRM_DEBUG("%s\n", __FUNCTION__); - dev_priv->primary_size = ((init->primary_size + PAGE_SIZE - 1) / - PAGE_SIZE) * PAGE_SIZE; - size_of_buf = dev_priv->primary_size / MGA_NUM_PRIM_BUFS; - dev_priv->warp_ucode_size = init->warp_ucode_size; - dev_priv->prim_bufs = drm_alloc(sizeof(drm_mga_prim_buf_t *) * - (MGA_NUM_PRIM_BUFS + 1), - DRM_MEM_DRIVER); - if(dev_priv->prim_bufs == NULL) { - DRM_ERROR("Unable to allocate memory for prim_buf\n"); - return ENOMEM; - } - memset(dev_priv->prim_bufs, - 0, sizeof(drm_mga_prim_buf_t *) * (MGA_NUM_PRIM_BUFS + 1)); - - temp = init->warp_ucode_size + dev_priv->primary_size; - temp = ((temp + PAGE_SIZE - 1) / PAGE_SIZE) * PAGE_SIZE; - - dev_priv->ioremap = drm_ioremap(dev->agp->base + offset, - temp); - if(dev_priv->ioremap == NULL) { - DRM_DEBUG("Ioremap failed\n"); - return ENOMEM; - } - dev_priv->wait_queue = 0; - - for(i = 0; i < MGA_NUM_PRIM_BUFS; i++) { - prim_buffer = drm_alloc(sizeof(drm_mga_prim_buf_t), - DRM_MEM_DRIVER); - if(prim_buffer == NULL) return ENOMEM; - memset(prim_buffer, 0, sizeof(drm_mga_prim_buf_t)); - prim_buffer->phys_head = offset + dev->agp->base; - prim_buffer->current_dma_ptr = - prim_buffer->head = - (u_int32_t *) (dev_priv->ioremap + - offset - - init->reserved_map_agpstart); - prim_buffer->num_dwords = 0; - prim_buffer->max_dwords = size_of_buf / sizeof(u_int32_t); - prim_buffer->max_dwords -= 5; /* Leave room for the softrap */ - prim_buffer->sec_used = 0; - prim_buffer->idx = i; - prim_buffer->prim_age = i + 1; - offset = offset + size_of_buf; - dev_priv->prim_bufs[i] = prim_buffer; - } - dev_priv->current_prim_idx = 0; - dev_priv->next_prim = - dev_priv->last_prim = - dev_priv->current_prim = - dev_priv->prim_bufs[0]; - dev_priv->next_prim_age = 2; - dev_priv->last_prim_age = 1; - set_bit(MGA_BUF_IN_USE, &dev_priv->current_prim->buffer_status); - return 0; + DRM_DEBUG( " head = 0x%06lx\n", head - dev_priv->primary->offset ); + DRM_DEBUG( " tail = 0x%06lx\n", tail - dev_priv->primary->offset ); + DRM_DEBUG( " space = 0x%06x\n", primary->space ); + + mga_flush_write_combine(); + MGA_WRITE( MGA_PRIMEND, tail | MGA_PAGPXFER ); + + DRM_DEBUG( "%s: done.\n", __FUNCTION__ ); } -static void mga_fire_primary(drm_device_t *dev, drm_mga_prim_buf_t *prim) +void mga_do_dma_wrap_start( drm_mga_private_t *dev_priv ) { - drm_mga_private_t *dev_priv = dev->dev_private; - drm_device_dma_t *dma = dev->dma; - drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - int use_agp = PDEA_pagpxfer_enable; - unsigned long end; - int i; - int next_idx; - PRIMLOCALS; - - DRM_DEBUG("%s\n", __FUNCTION__); - dev_priv->last_prim = prim; - - /* We never check for overflow, b/c there is always room */ - PRIMPTR(prim); - if(num_dwords <= 0) { - DRM_DEBUG("num_dwords == 0 when dispatched\n"); - goto out_prim_wait; - } - PRIMOUTREG( MGAREG_DMAPAD, 0); - PRIMOUTREG( MGAREG_DMAPAD, 0); - PRIMOUTREG( MGAREG_DMAPAD, 0); - PRIMOUTREG( MGAREG_SOFTRAP, 0); - PRIMFINISH(prim); - - end = ticks + (hz*3); - if(sarea_priv->dirty & MGA_DMA_FLUSH) { - DRM_DEBUG("Dma top flush\n"); - while((MGA_READ(MGAREG_STATUS) & 0x00030001) != 0x00020000) { - if((signed)(end - ticks) <= 0) { - DRM_ERROR("irqs: %d wanted %d\n", - atomic_read(&dev->total_irq), - atomic_read(&dma->total_lost)); - DRM_ERROR("lockup in fire primary " - "(Dma Top Flush)\n"); - goto out_prim_wait; - } - - for (i = 0 ; i < 4096 ; i++) mga_delay(); - } - sarea_priv->dirty &= ~(MGA_DMA_FLUSH); + drm_mga_primary_buffer_t *primary = &dev_priv->prim; + u32 head, tail; + DMA_LOCALS; + DRM_DEBUG( "%s:\n", __FUNCTION__ ); + + BEGIN_DMA_WRAP(); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + ADVANCE_DMA(); + + tail = primary->tail + dev_priv->primary->offset; + + primary->tail = 0; + primary->last_flush = 0; + primary->last_wrap++; + + head = MGA_READ( MGA_PRIMADDRESS ); + + if ( head == dev_priv->primary->offset ) { + primary->space = primary->size; } else { - DRM_DEBUG("Status wait\n"); - while((MGA_READ(MGAREG_STATUS) & 0x00020001) != 0x00020000) { - if((signed)(end - ticks) <= 0) { - DRM_ERROR("irqs: %d wanted %d\n", - atomic_read(&dev->total_irq), - atomic_read(&dma->total_lost)); - DRM_ERROR("lockup in fire primary " - "(Status Wait)\n"); - goto out_prim_wait; - } - - for (i = 0 ; i < 4096 ; i++) mga_delay(); - } + primary->space = head - dev_priv->primary->offset; } - mga_flush_write_combine(); - atomic_inc(&dev_priv->pending_bufs); - MGA_WRITE(MGAREG_PRIMADDRESS, phys_head | TT_GENERAL); - MGA_WRITE(MGAREG_PRIMEND, (phys_head + num_dwords * 4) | use_agp); - prim->num_dwords = 0; - sarea_priv->last_enqueue = prim->prim_age; - - next_idx = prim->idx + 1; - if(next_idx >= MGA_NUM_PRIM_BUFS) - next_idx = 0; - - dev_priv->next_prim = dev_priv->prim_bufs[next_idx]; - return; - - out_prim_wait: - prim->num_dwords = 0; - prim->sec_used = 0; - clear_bit(MGA_BUF_IN_USE, &prim->buffer_status); - wakeup(&dev_priv->wait_queue); - clear_bit(MGA_BUF_SWAP_PENDING, &prim->buffer_status); - clear_bit(MGA_IN_DISPATCH, &dev_priv->dispatch_status); + DRM_DEBUG( " head = 0x%06lx\n", + head - dev_priv->primary->offset ); + DRM_DEBUG( " tail = 0x%06x\n", primary->tail ); + DRM_DEBUG( " wrap = %d\n", primary->last_wrap ); + DRM_DEBUG( " space = 0x%06x\n", primary->space ); + + mga_flush_write_combine(); + MGA_WRITE( MGA_PRIMEND, tail | MGA_PAGPXFER ); + + set_bit( 0, &primary->wrapped ); + DRM_DEBUG( "%s: done.\n", __FUNCTION__ ); } -int mga_advance_primary(drm_device_t *dev) +void mga_do_dma_wrap_end( drm_mga_private_t *dev_priv ) { - drm_mga_private_t *dev_priv = dev->dev_private; - drm_mga_prim_buf_t *prim_buffer; - drm_device_dma_t *dma = dev->dma; - int next_prim_idx; - int ret = 0; - int s; - - /* This needs to reset the primary buffer if available, - * we should collect stats on how many times it bites - * it's tail */ - DRM_DEBUG("%s\n", __FUNCTION__); - - next_prim_idx = dev_priv->current_prim_idx + 1; - if(next_prim_idx >= MGA_NUM_PRIM_BUFS) - next_prim_idx = 0; - prim_buffer = dev_priv->prim_bufs[next_prim_idx]; - set_bit(MGA_IN_WAIT, &dev_priv->dispatch_status); - - /* In use is cleared in interrupt handler */ - - s = splsofttq(); - if(test_and_set_bit(MGA_BUF_IN_USE, &prim_buffer->buffer_status)) { - for (;;) { - mga_dma_schedule(dev, 0); - if(!test_and_set_bit(MGA_BUF_IN_USE, - &prim_buffer->buffer_status)) - break; - atomic_inc(&dev->total_sleeps); - atomic_inc(&dma->total_missed_sched); - ret = tsleep(&dev_priv->wait_queue, PZERO|PCATCH, - "mgaap", 0); - if (ret) - break; - } - if(ret) { - splx(s); - return ret; - } - } - clear_bit(MGA_IN_WAIT, &dev_priv->dispatch_status); - splx(s); - - /* This primary buffer is now free to use */ - prim_buffer->current_dma_ptr = prim_buffer->head; - prim_buffer->num_dwords = 0; - prim_buffer->sec_used = 0; - prim_buffer->prim_age = dev_priv->next_prim_age++; - if(prim_buffer->prim_age == 0 || prim_buffer->prim_age == 0xffffffff) { - mga_flush_queue(dev); - mga_dma_quiescent(dev); - mga_reset_freelist(dev); - prim_buffer->prim_age = (dev_priv->next_prim_age += 2); - } + drm_mga_primary_buffer_t *primary = &dev_priv->prim; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + u32 head = dev_priv->primary->offset; + DRM_DEBUG( "%s:\n", __FUNCTION__ ); + + sarea_priv->last_wrap++; + DRM_DEBUG( " wrap = %d\n", sarea_priv->last_wrap ); - /* Reset all buffer status stuff */ - clear_bit(MGA_BUF_NEEDS_OVERFLOW, &prim_buffer->buffer_status); - clear_bit(MGA_BUF_FORCE_FIRE, &prim_buffer->buffer_status); - clear_bit(MGA_BUF_SWAP_PENDING, &prim_buffer->buffer_status); + mga_flush_write_combine(); + MGA_WRITE( MGA_PRIMADDRESS, head | MGA_DMA_GENERAL ); - dev_priv->current_prim = prim_buffer; - dev_priv->current_prim_idx = next_prim_idx; - return 0; + clear_bit( 0, &primary->wrapped ); + DRM_DEBUG( "%s: done.\n", __FUNCTION__ ); } -/* More dynamic performance decisions */ -static __inline int mga_decide_to_fire(drm_device_t *dev) + +/* ================================================================ + * Freelist management + */ + +#define MGA_BUFFER_USED ~0 +#define MGA_BUFFER_FREE 0 + +#if MGA_FREELIST_DEBUG +static void mga_freelist_print( drm_device_t *dev ) { - drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_freelist_t *entry; + + DRM_INFO( "\n" ); + DRM_INFO( "current dispatch: last=0x%x done=0x%x\n", + dev_priv->sarea_priv->last_dispatch, + (unsigned int)(MGA_READ( MGA_PRIMADDRESS ) - + dev_priv->primary->offset) ); + DRM_INFO( "current freelist:\n" ); + + for ( entry = dev_priv->head->next ; entry ; entry = entry->next ) { + DRM_INFO( " %p idx=%2d age=0x%x 0x%06lx\n", + entry, entry->buf->idx, entry->age.head, + entry->age.head - dev_priv->primary->offset ); + } + DRM_INFO( "\n" ); +} +#endif - DRM_DEBUG("%s\n", __FUNCTION__); +static int mga_freelist_init( drm_device_t *dev, drm_mga_private_t *dev_priv ) +{ + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_mga_buf_priv_t *buf_priv; + drm_mga_freelist_t *entry; + int i; + DRM_DEBUG( "%s: count=%d\n", + __FUNCTION__, dma->buf_count ); - if(test_bit(MGA_BUF_FORCE_FIRE, &dev_priv->next_prim->buffer_status)) { - return 1; - } + dev_priv->head = DRM(alloc)( sizeof(drm_mga_freelist_t), + DRM_MEM_DRIVER ); + if ( dev_priv->head == NULL ) + DRM_OS_RETURN(ENOMEM); - if (test_bit(MGA_IN_GETBUF, &dev_priv->dispatch_status) && - dev_priv->next_prim->num_dwords) { - return 1; - } + memset( dev_priv->head, 0, sizeof(drm_mga_freelist_t) ); + SET_AGE( &dev_priv->head->age, MGA_BUFFER_USED, 0 ); - if (test_bit(MGA_IN_FLUSH, &dev_priv->dispatch_status) && - dev_priv->next_prim->num_dwords) { - return 1; - } - - if(atomic_read(&dev_priv->pending_bufs) <= MGA_NUM_PRIM_BUFS - 1) { - if(test_bit(MGA_BUF_SWAP_PENDING, - &dev_priv->next_prim->buffer_status)) { - return 1; - } - } + for ( i = 0 ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; - if(atomic_read(&dev_priv->pending_bufs) <= MGA_NUM_PRIM_BUFS / 2) { - if(dev_priv->next_prim->sec_used >= MGA_DMA_BUF_NR / 8) { - return 1; - } - } + entry = DRM(alloc)( sizeof(drm_mga_freelist_t), + DRM_MEM_DRIVER ); + if ( entry == NULL ) + DRM_OS_RETURN(ENOMEM); - if(atomic_read(&dev_priv->pending_bufs) >= MGA_NUM_PRIM_BUFS / 2) { - if(dev_priv->next_prim->sec_used >= MGA_DMA_BUF_NR / 4) { - return 1; - } - } + memset( entry, 0, sizeof(drm_mga_freelist_t) ); - return 0; -} + entry->next = dev_priv->head->next; + entry->prev = dev_priv->head; + SET_AGE( &entry->age, MGA_BUFFER_FREE, 0 ); + entry->buf = buf; -int mga_dma_schedule(drm_device_t *dev, int locked) -{ - drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; - int retval =0 ; + if ( dev_priv->head->next != NULL ) + dev_priv->head->next->prev = entry; + if ( entry->next == NULL ) + dev_priv->tail = entry; - if (!dev_priv) return EBUSY; + buf_priv->list_entry = entry; + buf_priv->discard = 0; + buf_priv->dispatched = 0; - if (test_and_set_bit(0, &dev->dma_flag)) { - retval = EBUSY; - goto sch_out_wakeup; - } - - DRM_DEBUG("%s\n", __FUNCTION__); - if (!dev_priv) { - DRM_DEBUG("dev_priv is not set\n"); - return (0); + dev_priv->head->next = entry; } - if(test_bit(MGA_IN_FLUSH, &dev_priv->dispatch_status) || - test_bit(MGA_IN_WAIT, &dev_priv->dispatch_status) || - test_bit(MGA_IN_GETBUF, &dev_priv->dispatch_status)) { - locked = 1; - } - - if (!locked && - !drm_lock_take(&dev->lock.hw_lock->lock, DRM_KERNEL_CONTEXT)) { - clear_bit(0, &dev->dma_flag); - DRM_DEBUG("Not locked\n"); - retval = EBUSY; - goto sch_out_wakeup; - } + return 0; +} - if(!test_and_set_bit(MGA_IN_DISPATCH, &dev_priv->dispatch_status)) { - /* Fire dma buffer */ - if(mga_decide_to_fire(dev)) { - clear_bit(MGA_BUF_FORCE_FIRE, - &dev_priv->next_prim->buffer_status); - if(dev_priv->current_prim == dev_priv->next_prim) { - /* Schedule overflow for a later time */ - set_bit(MGA_BUF_NEEDS_OVERFLOW, - &dev_priv->next_prim->buffer_status); - } - mga_fire_primary(dev, dev_priv->next_prim); - } else { - clear_bit(MGA_IN_DISPATCH, &dev_priv->dispatch_status); - } - } - - if (!locked) { - if (drm_lock_free(dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT)) { - DRM_ERROR("\n"); - } - } - clear_bit(0, &dev->dma_flag); -sch_out_wakeup: - if(test_bit(MGA_IN_FLUSH, &dev_priv->dispatch_status) && - atomic_read(&dev_priv->pending_bufs) == 0) { - /* Everything has been processed by the hardware */ - clear_bit(MGA_IN_FLUSH, &dev_priv->dispatch_status); - wakeup(&dev_priv->flush_queue); - } +static void mga_freelist_cleanup( drm_device_t *dev ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_freelist_t *entry; + drm_mga_freelist_t *next; + DRM_DEBUG( "%s\n", __FUNCTION__ ); - if(test_bit(MGA_IN_GETBUF, &dev_priv->dispatch_status) && - dev_priv->tail->age < dev_priv->last_prim_age) - wakeup(&dev_priv->buf_queue); + entry = dev_priv->head; + while ( entry ) { + next = entry->next; + DRM(free)( entry, sizeof(drm_mga_freelist_t), DRM_MEM_DRIVER ); + entry = next; + } - return retval; + dev_priv->head = dev_priv->tail = NULL; } -static void mga_dma_service(void *arg) +#if 0 +/* FIXME: Still needed? + */ +static void mga_freelist_reset( drm_device_t *dev ) { - drm_device_t *dev = (drm_device_t *)arg; - drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; - drm_mga_prim_buf_t *last_prim_buffer; - - atomic_inc(&dev->total_irq); - if((MGA_READ(MGAREG_STATUS) & 0x00000001) != 0x00000001) return; - MGA_WRITE(MGAREG_ICLEAR, 0x00000001); - last_prim_buffer = dev_priv->last_prim; - last_prim_buffer->num_dwords = 0; - last_prim_buffer->sec_used = 0; - dev_priv->sarea_priv->last_dispatch = - dev_priv->last_prim_age = last_prim_buffer->prim_age; - clear_bit(MGA_BUF_IN_USE, &last_prim_buffer->buffer_status); - clear_bit(MGA_BUF_SWAP_PENDING, &last_prim_buffer->buffer_status); - clear_bit(MGA_IN_DISPATCH, &dev_priv->dispatch_status); - atomic_dec(&dev_priv->pending_bufs); - taskqueue_enqueue(taskqueue_swi, &dev->task); - wakeup(&dev_priv->wait_queue); + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_mga_buf_priv_t *buf_priv; + int i; + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + SET_AGE( &buf_priv->list_entry->age, + MGA_BUFFER_FREE, 0 ); + } } +#endif -static void mga_dma_task_queue(void *device, int pending) +static drm_buf_t *mga_freelist_get( drm_device_t *dev ) { - DRM_DEBUG("%s\n", __FUNCTION__); - mga_dma_schedule((drm_device_t *)device, 0); + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_freelist_t *next; + drm_mga_freelist_t *prev; + drm_mga_freelist_t *tail = dev_priv->tail; + u32 head, wrap; + DRM_DEBUG( "%s:\n", __FUNCTION__ ); + + head = MGA_READ( MGA_PRIMADDRESS ); + wrap = dev_priv->sarea_priv->last_wrap; + + DRM_DEBUG( " tail=0x%06lx %d\n", + tail->age.head ? + tail->age.head - dev_priv->primary->offset : 0, + tail->age.wrap ); + DRM_DEBUG( " head=0x%06lx %d\n", + head - dev_priv->primary->offset, wrap ); + + if ( TEST_AGE( &tail->age, head, wrap ) ) { + prev = dev_priv->tail->prev; + next = dev_priv->tail; + prev->next = NULL; + next->prev = next->next = NULL; + dev_priv->tail = prev; + SET_AGE( &next->age, MGA_BUFFER_USED, 0 ); + return next->buf; + } + + DRM_DEBUG( "returning NULL!\n" ); + return NULL; } -int mga_dma_cleanup(drm_device_t *dev) +int mga_freelist_put( drm_device_t *dev, drm_buf_t *buf ) { - DRM_DEBUG("%s\n", __FUNCTION__); - - if(dev->dev_private) { - drm_mga_private_t *dev_priv = - (drm_mga_private_t *) dev->dev_private; - - if (dev->irq) mga_flush_queue(dev); - mga_dma_quiescent(dev); - if(dev_priv->ioremap) { - int temp = (dev_priv->warp_ucode_size + - dev_priv->primary_size + - PAGE_SIZE - 1) / PAGE_SIZE * PAGE_SIZE; - - drm_ioremapfree((void *) dev_priv->ioremap, temp); - } - if(dev_priv->real_status_page != 0UL) { - mga_free_page(dev, dev_priv->real_status_page); - } - if(dev_priv->prim_bufs != NULL) { - int i; - for(i = 0; i < MGA_NUM_PRIM_BUFS; i++) { - if(dev_priv->prim_bufs[i] != NULL) { - drm_free(dev_priv->prim_bufs[i], - sizeof(drm_mga_prim_buf_t), - DRM_MEM_DRIVER); - } - } - drm_free(dev_priv->prim_bufs, sizeof(void *) * - (MGA_NUM_PRIM_BUFS + 1), - DRM_MEM_DRIVER); - } - if(dev_priv->head != NULL) { - mga_freelist_cleanup(dev); - } + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_buf_priv_t *buf_priv = buf->dev_private; + drm_mga_freelist_t *head, *entry, *prev; + DRM_DEBUG( "%s: age=0x%06lx wrap=%d\n", + __FUNCTION__, + buf_priv->list_entry->age.head - + dev_priv->primary->offset, + buf_priv->list_entry->age.wrap ); - drm_free(dev->dev_private, sizeof(drm_mga_private_t), - DRM_MEM_DRIVER); - dev->dev_private = NULL; + entry = buf_priv->list_entry; + head = dev_priv->head; + + if ( buf_priv->list_entry->age.head == MGA_BUFFER_USED ) { + SET_AGE( &entry->age, MGA_BUFFER_FREE, 0 ); + prev = dev_priv->tail; + prev->next = entry; + entry->prev = prev; + entry->next = NULL; + } else { + prev = head->next; + head->next = entry; + prev->prev = entry; + entry->prev = head; + entry->next = prev; } return 0; } -static int mga_dma_initialize(drm_device_t *dev, drm_mga_init_t *init) { + +/* ================================================================ + * DMA initialization, cleanup + */ + +static int mga_do_init_dma( drm_device_t *dev, drm_mga_init_t *init ) +{ drm_mga_private_t *dev_priv; - drm_map_t *sarea_map = NULL; + drm_map_list_entry_t *listentry; + int ret; + DRM_DEBUG( "%s\n", __FUNCTION__ ); - dev_priv = drm_alloc(sizeof(drm_mga_private_t), DRM_MEM_DRIVER); - if(dev_priv == NULL) return ENOMEM; - dev->dev_private = (void *) dev_priv; + dev_priv = DRM(alloc)( sizeof(drm_mga_private_t), DRM_MEM_DRIVER ); + if ( !dev_priv ) + DRM_OS_RETURN(ENOMEM); - memset(dev_priv, 0, sizeof(drm_mga_private_t)); + memset( dev_priv, 0, sizeof(drm_mga_private_t) ); - if((init->reserved_map_idx >= dev->map_count) || - (init->buffer_map_idx >= dev->map_count)) { - mga_dma_cleanup(dev); - DRM_DEBUG("reserved_map or buffer_map are invalid\n"); - return EINVAL; - } - - dev_priv->reserved_map_idx = init->reserved_map_idx; - dev_priv->buffer_map_idx = init->buffer_map_idx; - sarea_map = dev->maplist[0]; - dev_priv->sarea_priv = (drm_mga_sarea_t *) - ((u_int8_t *)sarea_map->handle + - init->sarea_priv_offset); - - /* Scale primary size to the next page */ dev_priv->chipset = init->chipset; - dev_priv->frontOffset = init->frontOffset; - dev_priv->backOffset = init->backOffset; - dev_priv->depthOffset = init->depthOffset; - dev_priv->textureOffset = init->textureOffset; - dev_priv->textureSize = init->textureSize; - dev_priv->cpp = init->cpp; - dev_priv->sgram = init->sgram; - dev_priv->stride = init->stride; - - dev_priv->mAccess = init->mAccess; - dev_priv->flush_queue = 0; - dev_priv->WarpPipe = 0xff000000; - dev_priv->vertexsize = 0; - - DRM_DEBUG("chipset: %d ucode_size: %d backOffset: %x depthOffset: %x\n", - dev_priv->chipset, dev_priv->warp_ucode_size, - dev_priv->backOffset, dev_priv->depthOffset); - DRM_DEBUG("cpp: %d sgram: %d stride: %d maccess: %x\n", - dev_priv->cpp, dev_priv->sgram, dev_priv->stride, - dev_priv->mAccess); - - memcpy(&dev_priv->WarpIndex, &init->WarpIndex, - sizeof(drm_mga_warp_index_t) * MGA_MAX_WARP_PIPES); - - if(mga_init_primary_bufs(dev, init) != 0) { - DRM_ERROR("Can not initialize primary buffers\n"); - mga_dma_cleanup(dev); - return ENOMEM; + + dev_priv->usec_timeout = MGA_DEFAULT_USEC_TIMEOUT; + + if ( init->sgram ) { + dev_priv->clear_cmd = MGA_DWGCTL_CLEAR | MGA_ATYPE_BLK; + } else { + dev_priv->clear_cmd = MGA_DWGCTL_CLEAR | MGA_ATYPE_RSTR; } - dev_priv->real_status_page = mga_alloc_page(dev); - if(dev_priv->real_status_page == 0UL) { - mga_dma_cleanup(dev); - DRM_ERROR("Can not allocate status page\n"); - return ENOMEM; + dev_priv->maccess = init->maccess; + + dev_priv->fb_cpp = init->fb_cpp; + dev_priv->front_offset = init->front_offset; + dev_priv->front_pitch = init->front_pitch; + dev_priv->back_offset = init->back_offset; + dev_priv->back_pitch = init->back_pitch; + + dev_priv->depth_cpp = init->depth_cpp; + dev_priv->depth_offset = init->depth_offset; + dev_priv->depth_pitch = init->depth_pitch; + + /* FIXME: Need to support AGP textures... + */ + dev_priv->texture_offset = init->texture_offset[0]; + dev_priv->texture_size = init->texture_size[0]; + + TAILQ_FOREACH(listentry, dev->maplist, link) { + drm_map_t *map = listentry->map; + if (map->type == _DRM_SHM && + map->flags & _DRM_CONTAINS_LOCK) { + dev_priv->sarea = map; + break; + } } - dev_priv->status_page = (void*)dev_priv->real_status_page; /* XXX wants nocache */ + if(!dev_priv->sarea) { + DRM_ERROR( "failed to find sarea!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(EINVAL); + } + + + DRM_FIND_MAP( dev_priv->fb, init->fb_offset ); + if(!dev_priv->fb) { + DRM_ERROR( "failed to find framebuffer!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(EINVAL); + } + DRM_FIND_MAP( dev_priv->mmio, init->mmio_offset ); + if(!dev_priv->mmio) { + DRM_ERROR( "failed to find mmio region!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(EINVAL); + } + DRM_FIND_MAP( dev_priv->status, init->status_offset ); + if(!dev_priv->status) { + DRM_ERROR( "failed to find status page!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(EINVAL); + } + DRM_FIND_MAP( dev_priv->warp, init->warp_offset ); + if(!dev_priv->warp) { + DRM_ERROR( "failed to find warp microcode region!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(EINVAL); + } + DRM_FIND_MAP( dev_priv->primary, init->primary_offset ); + if(!dev_priv->primary) { + DRM_ERROR( "failed to find primary dma region!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(EINVAL); + } + DRM_FIND_MAP( dev_priv->buffers, init->buffers_offset ); + if(!dev_priv->buffers) { + DRM_ERROR( "failed to find dma buffer region!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(EINVAL); + } + + dev_priv->sarea_priv = + (drm_mga_sarea_t *)((u8 *)dev_priv->sarea->handle + + init->sarea_priv_offset); + + DRM_IOREMAP( dev_priv->warp ); + DRM_IOREMAP( dev_priv->primary ); + DRM_IOREMAP( dev_priv->buffers ); + + if(!dev_priv->warp->handle || + !dev_priv->primary->handle || + !dev_priv->buffers->handle ) { + DRM_ERROR( "failed to ioremap agp regions!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(ENOMEM); + } + + ret = mga_warp_install_microcode( dev_priv ); + if ( ret < 0 ) { + DRM_ERROR( "failed to install WARP ucode!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(ret); + } + + ret = mga_warp_init( dev_priv ); + if ( ret < 0 ) { + DRM_ERROR( "failed to init WARP engine!\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(ret); + } + + dev_priv->prim.status = (u32 *)dev_priv->status->handle; + + mga_do_wait_for_idle( dev_priv ); + + /* Init the primary DMA registers. + */ + MGA_WRITE( MGA_PRIMADDRESS, + dev_priv->primary->offset | MGA_DMA_GENERAL ); #if 0 - dev_priv->status_page = - ioremap_nocache(virt_to_bus((void *)dev_priv->real_status_page), - PAGE_SIZE); - - if(dev_priv->status_page == NULL) { - mga_dma_cleanup(dev); - DRM_ERROR("Can not remap status page\n"); - return ENOMEM; - } + MGA_WRITE( MGA_PRIMPTR, + virt_to_bus((void *)dev_priv->prim.status) | + MGA_PRIMPTREN0 | /* Soft trap, SECEND, SETUPEND */ + MGA_PRIMPTREN1 ); /* DWGSYNC */ #endif - /* Write status page when secend or softrap occurs */ - MGA_WRITE(MGAREG_PRIMPTR, - vtophys((void *)dev_priv->real_status_page) | 0x00000003); - - - /* Private is now filled in, initialize the hardware */ - { - PRIMLOCALS; - PRIMGETPTR( dev_priv ); - - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DWGSYNC, 0x0100); - PRIMOUTREG(MGAREG_SOFTRAP, 0); - /* Poll for the first buffer to insure that - * the status register will be correct - */ - - mga_flush_write_combine(); - MGA_WRITE(MGAREG_PRIMADDRESS, phys_head | TT_GENERAL); - - MGA_WRITE(MGAREG_PRIMEND, ((phys_head + num_dwords * 4) | - PDEA_pagpxfer_enable)); - - while(MGA_READ(MGAREG_DWGSYNC) != 0x0100) ; + dev_priv->prim.start = (u8 *)dev_priv->primary->handle; + dev_priv->prim.end = ((u8 *)dev_priv->primary->handle + + dev_priv->primary->size); + dev_priv->prim.size = dev_priv->primary->size; + + dev_priv->prim.tail = 0; + dev_priv->prim.space = dev_priv->prim.size; + dev_priv->prim.wrapped = 0; + + dev_priv->prim.last_flush = 0; + dev_priv->prim.last_wrap = 0; + + dev_priv->prim.high_mark = 256 * DMA_BLOCK_SIZE; + + + dev_priv->prim.status[0] = dev_priv->primary->offset; + dev_priv->prim.status[1] = 0; + + dev_priv->sarea_priv->last_wrap = 0; + dev_priv->sarea_priv->last_frame.head = 0; + dev_priv->sarea_priv->last_frame.wrap = 0; + + if ( mga_freelist_init( dev, dev_priv ) < 0 ) { + DRM_ERROR( "could not initialize freelist\n" ); + /* Assign dev_private so we can do cleanup. */ + dev->dev_private = (void *)dev_priv; + mga_do_cleanup_dma( dev ); + DRM_OS_RETURN(ENOMEM); } - if(mga_freelist_init(dev) != 0) { - DRM_ERROR("Could not initialize freelist\n"); - mga_dma_cleanup(dev); - return ENOMEM; + /* Make dev_private visable to others. */ + dev->dev_private = (void *)dev_priv; + return 0; +} + +int mga_do_cleanup_dma( drm_device_t *dev ) +{ + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + if ( dev->dev_private ) { + drm_mga_private_t *dev_priv = dev->dev_private; + + DRM_IOREMAPFREE( dev_priv->warp ); + DRM_IOREMAPFREE( dev_priv->primary ); + DRM_IOREMAPFREE( dev_priv->buffers ); + + if ( dev_priv->head != NULL ) { + mga_freelist_cleanup( dev ); + } + + DRM(free)( dev->dev_private, sizeof(drm_mga_private_t), + DRM_MEM_DRIVER ); + dev->dev_private = NULL; } + return 0; } -int -mga_dma_init(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) +int mga_dma_init( DRM_OS_IOCTL ) { - drm_device_t *dev = kdev->si_drv1; + DRM_OS_DEVICE; drm_mga_init_t init; - - DRM_DEBUG("%s\n", __FUNCTION__); - init = *(drm_mga_init_t *) data; - - switch(init.func) { + DRM_OS_KRNFROMUSR( init, (drm_mga_init_t *) data, sizeof(init) ); + + switch ( init.func ) { case MGA_INIT_DMA: - return mga_dma_initialize(dev, &init); + return mga_do_init_dma( dev, &init ); case MGA_CLEANUP_DMA: - return mga_dma_cleanup(dev); + return mga_do_cleanup_dma( dev ); } - return EINVAL; + DRM_OS_RETURN( EINVAL ); } -int mga_irq_install(drm_device_t *dev, int irq) + +/* ================================================================ + * Primary DMA stream management + */ + +int mga_dma_flush( DRM_OS_IOCTL ) { - int rid; - int retcode; + DRM_OS_DEVICE; + drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; + drm_lock_t lock; - if (!irq) return EINVAL; - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - if (dev->irq) { - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - return EBUSY; - } - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - DRM_DEBUG("install irq handler %d\n", irq); - - dev->context_flag = 0; - dev->interrupt_flag = 0; - dev->dma_flag = 0; - dev->dma->next_buffer = NULL; - dev->dma->next_queue = NULL; - dev->dma->this_buffer = NULL; - TASK_INIT(&dev->task, 0, mga_dma_task_queue, dev); - - /* Before installing handler */ - MGA_WRITE(MGAREG_IEN, 0); - /* Install handler */ - rid = 0; - dev->irq = bus_alloc_resource(dev->device, SYS_RES_IRQ, &rid, - 0, ~0, 1, RF_SHAREABLE); - if (!dev->irq) - return ENOENT; - - retcode = bus_setup_intr(dev->device, dev->irq, INTR_TYPE_TTY, - mga_dma_service, dev, &dev->irqh); - if (retcode) { - bus_release_resource(dev->device, SYS_RES_IRQ, 0, dev->irq); - dev->irq = 0; - return retcode; - } + LOCK_TEST_WITH_RETURN( dev ); - /* After installing handler */ - MGA_WRITE(MGAREG_ICLEAR, 0x00000001); - MGA_WRITE(MGAREG_IEN, 0x00000001); - return 0; -} + DRM_OS_KRNFROMUSR( lock, (drm_lock_t *) data, sizeof(lock) ); -int mga_irq_uninstall(drm_device_t *dev) -{ - if (!dev->irq) - return EINVAL; - - DRM_DEBUG("remove irq handler %ld\n", rman_get_start(dev->irq)); - MGA_WRITE(MGAREG_ICLEAR, 0x00000001); - MGA_WRITE(MGAREG_IEN, 0); + DRM_DEBUG( "%s: %s%s%s\n", + __FUNCTION__, + (lock.flags & _DRM_LOCK_FLUSH) ? "flush, " : "", + (lock.flags & _DRM_LOCK_FLUSH_ALL) ? "flush all, " : "", + (lock.flags & _DRM_LOCK_QUIESCENT) ? "idle, " : "" ); - bus_teardown_intr(dev->device, dev->irq, dev->irqh); - bus_release_resource(dev->device, SYS_RES_IRQ, 0, dev->irq); - dev->irq = 0; + WRAP_WAIT_WITH_RETURN( dev_priv ); - return 0; -} + if ( lock.flags & (_DRM_LOCK_FLUSH | _DRM_LOCK_FLUSH_ALL) ) { + mga_do_dma_flush( dev_priv ); + } -int mga_control(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_control_t ctl; - - ctl = *(drm_control_t *) data; - - DRM_DEBUG("%s\n", __FUNCTION__); - - switch (ctl.func) { - case DRM_INST_HANDLER: - return mga_irq_install(dev, ctl.irq); - case DRM_UNINST_HANDLER: - return mga_irq_uninstall(dev); - default: - return EINVAL; + if ( lock.flags & _DRM_LOCK_QUIESCENT ) { +#if MGA_DMA_DEBUG + int ret = mga_do_wait_for_idle( dev_priv ); + if ( ret ) + DRM_INFO( __FUNCTION__": -EBUSY\n" ); + return ret; +#else + return mga_do_wait_for_idle( dev_priv ); +#endif + } else { + return 0; } } -static int mga_flush_queue(drm_device_t *dev) +int mga_dma_reset( DRM_OS_IOCTL ) { - drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; - int ret = 0; - int s; - - DRM_DEBUG("%s\n", __FUNCTION__); - - if(!dev_priv) return 0; - - if(dev_priv->next_prim->num_dwords != 0) { - s = splsofttq(); - set_bit(MGA_IN_FLUSH, &dev_priv->dispatch_status); - for (;;) { - mga_dma_schedule(dev, 0); - if (!test_bit(MGA_IN_FLUSH, - &dev_priv->dispatch_status)) - break; - atomic_inc(&dev->total_sleeps); - ret = tsleep(&dev_priv->flush_queue, PZERO|PCATCH, - "mgafq", 0); - if (ret) { - clear_bit(MGA_IN_FLUSH, - &dev_priv->dispatch_status); - break; - } - } - splx(s); - } - return ret; + DRM_OS_DEVICE; + drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; + + LOCK_TEST_WITH_RETURN( dev ); + + return mga_do_dma_reset( dev_priv ); } -/* Must be called with the lock held */ -void mga_reclaim_buffers(drm_device_t *dev, pid_t pid) + +/* ================================================================ + * DMA buffer management + */ + +#if 0 +static int mga_dma_get_buffers( drm_device_t *dev, drm_dma_t *d ) { - drm_device_dma_t *dma = dev->dma; - int i; + drm_buf_t *buf; + int i; - if (!dma) return; - if(dev->dev_private == NULL) return; - if(dma->buflist == NULL) return; + for ( i = d->granted_count ; i < d->request_count ; i++ ) { + buf = mga_freelist_get( dev ); + if ( !buf ) + DRM_OS_RETURN( EAGAIN ); - DRM_DEBUG("%s\n", __FUNCTION__); - mga_flush_queue(dev); + buf->pid = current->pid; - for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; - drm_mga_buf_priv_t *buf_priv = buf->dev_private; + if ( DRM_OS_COPYTOUSR( &d->request_indices[i], + &buf->idx, sizeof(buf->idx) ) ) + DRM_OS_RETURN( EFAULT ); + if ( DRM_OS_COPYTOUSR( &d->request_sizes[i], + &buf->total, sizeof(buf->total) ) ) + DRM_OS_RETURN( EFAULT ); - /* Only buffers that need to get reclaimed ever - * get set to free - */ - if (buf->pid == pid && buf_priv) { - if(buf_priv->my_freelist->age == MGA_BUF_USED) - buf_priv->my_freelist->age = MGA_BUF_FREE; - } + d->granted_count++; } + return 0; } +#endif /* 0 */ -int mga_lock(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) +int mga_dma_buffers( DRM_OS_IOCTL ) { - drm_device_t *dev = kdev->si_drv1; - int ret = 0; - drm_lock_t lock; + DRM_OS_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; + drm_dma_t d; + drm_buf_t *buf; + int i; + int ret = 0; - DRM_DEBUG("%s\n", __FUNCTION__); - lock = *(drm_lock_t *) data; + LOCK_TEST_WITH_RETURN( dev ); - if (lock.context == DRM_KERNEL_CONTEXT) { - DRM_ERROR("Process %d using kernel context %d\n", - p->p_pid, lock.context); - return EINVAL; - } - - DRM_DEBUG("%d (pid %d) requests lock (0x%08x), flags = 0x%08x\n", - lock.context, p->p_pid, dev->lock.hw_lock->lock, - lock.flags); + DRM_OS_KRNFROMUSR( d, (drm_dma_t *) data, sizeof(d) ); - if (lock.context < 0) { - return EINVAL; - } - - /* Only one queue: + /* Please don't send us buffers. */ - - if (!ret) { - atomic_inc(&dev->lock.lock_queue); - for (;;) { - if (!dev->lock.hw_lock) { - /* Device has been unregistered */ - ret = EINTR; - break; - } - if (drm_lock_take(&dev->lock.hw_lock->lock, - lock.context)) { - dev->lock.pid = p->p_pid; - dev->lock.lock_time = ticks; - atomic_inc(&dev->total_locks); - break; /* Got lock */ - } - - /* Contention */ - atomic_inc(&dev->total_sleeps); - ret = tsleep(&dev->lock.lock_queue, PZERO|PCATCH, - "mgal2", 0); - if (ret) - break; - } - atomic_dec(&dev->lock.lock_queue); + if ( d.send_count != 0 ) { + DRM_ERROR( "Process %d trying to send %d buffers via drmDMA\n", + DRM_OS_CURRENTPID, d.send_count ); + DRM_OS_RETURN( EINVAL ); } - - if (!ret) { - if (lock.flags & _DRM_LOCK_QUIESCENT) { - DRM_DEBUG("_DRM_LOCK_QUIESCENT\n"); - mga_flush_queue(dev); - mga_dma_quiescent(dev); - } + + /* We'll send you buffers. + */ + if ( d.request_count < 0 || d.request_count > dma->buf_count ) { + DRM_ERROR( "Process %d trying to get %d buffers (of %d max)\n", + DRM_OS_CURRENTPID, d.request_count, dma->buf_count ); + DRM_OS_RETURN( EINVAL ); } - - if (ret) DRM_DEBUG("%d %s\n", lock.context, ret ? "interrupted" : "has lock"); - return ret; -} - -int mga_flush_ioctl(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_lock_t lock; - drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; - int s; - DRM_DEBUG("%s\n", __FUNCTION__); - lock = *(drm_lock_t *) data; + WRAP_TEST_WITH_RETURN( dev_priv ); - if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { - DRM_ERROR("mga_flush_ioctl called without lock held\n"); - return EINVAL; - } + d.granted_count = 0; - if(lock.flags & _DRM_LOCK_FLUSH || lock.flags & _DRM_LOCK_FLUSH_ALL) { - drm_mga_prim_buf_t *temp_buf; - temp_buf = dev_priv->current_prim; - - s = splsofttq(); - if(temp_buf && temp_buf->num_dwords) { - set_bit(MGA_BUF_FORCE_FIRE, &temp_buf->buffer_status); - mga_advance_primary(dev); - } - mga_dma_schedule(dev, 1); - splx(s); - } - if(lock.flags & _DRM_LOCK_QUIESCENT) { - mga_flush_queue(dev); - mga_dma_quiescent(dev); + if ( d.request_count ) { + for ( i = d.granted_count ; i < d.request_count ; i++ ) { + buf = mga_freelist_get( dev ); + if ( !buf ) + DRM_OS_RETURN( EAGAIN ); + + buf->pid = DRM_OS_CURRENTPID; + + if ( DRM_OS_COPYTOUSR( &d.request_indices[i], + &buf->idx, sizeof(buf->idx) ) ) + DRM_OS_RETURN( EFAULT ); + if ( DRM_OS_COPYTOUSR( &d.request_sizes[i], + &buf->total, sizeof(buf->total) ) ) + DRM_OS_RETURN( EFAULT ); + + d.granted_count++; + } + ret = 0; } - return 0; + DRM_OS_KRNTOUSR( (drm_dma_t *) data, d, sizeof(d) ); + + return ret; } diff --git a/bsd/mga/mga_drv.c b/bsd/mga/mga_drv.c index 77d7c4409..206a77dc0 100644 --- a/bsd/mga/mga_drv.c +++ b/bsd/mga/mga_drv.c @@ -1,6 +1,6 @@ -/* mga_drv.c -- Matrox g200/g400 driver +/* mga_drv.c -- Matrox G200/G400 driver -*- linux-c -*- * Created: Mon Dec 13 01:56:22 1999 by jhartmann@precisioninsight.com - * + * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. * All Rights Reserved. @@ -11,704 +11,88 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: Rickard E. (Rik) Faith <faith@valinux.com> - * Jeff Hartmann <jhartmann@valinux.com> - * + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. * + * Authors: + * Rickard E. (Rik) Faith <faith@valinux.com> + * Gareth Hughes <gareth@valinux.com> */ -#include "drmP.h" -#include "mga_drv.h" +#include <sys/types.h> +#include <sys/bus.h> #include <pci/pcivar.h> +#include <opt_drm_linux.h> -MODULE_DEPEND(mga, drm, 1, 1, 1); -MODULE_DEPEND(mga, agp, 1, 1, 1); - -#define MGA_NAME "mga" -#define MGA_DESC "Matrox g200/g400" -#define MGA_DATE "20000928" -#define MGA_MAJOR 2 -#define MGA_MINOR 0 -#define MGA_PATCHLEVEL 0 - -drm_ctx_t mga_res_ctx; - -static int mga_probe(device_t dev) -{ - const char *s = 0; - - switch (pci_get_devid(dev)) { - case 0x0525102b: - s = "Matrox MGA G400 AGP graphics accelerator"; - break; - - case 0x0521102b: - s = "Matrox MGA G200 AGP graphics accelerator"; - break; - } - - if (s) { - device_set_desc(dev, s); - return 0; - } - - return ENXIO; -} - -static int mga_attach(device_t dev) -{ - return mga_init(dev); -} - -static int mga_detach(device_t dev) -{ - mga_cleanup(dev); - return 0; -} - -static device_method_t mga_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, mga_probe), - DEVMETHOD(device_attach, mga_attach), - DEVMETHOD(device_detach, mga_detach), - - { 0, 0 } -}; - -static driver_t mga_driver = { - "drm", - mga_methods, - sizeof(drm_device_t), -}; - -static devclass_t mga_devclass; -#define MGA_SOFTC(unit) \ - ((drm_device_t *) devclass_get_softc(mga_devclass, unit)) - -DRIVER_MODULE(if_mga, pci, mga_driver, mga_devclass, 0, 0); - -#define CDEV_MAJOR 145 - /* mga_drv.c */ -static struct cdevsw mga_cdevsw = { - /* open */ mga_open, - /* close */ mga_close, - /* read */ drm_read, - /* write */ drm_write, - /* ioctl */ mga_ioctl, - /* poll */ drm_poll, - /* mmap */ drm_mmap, - /* strategy */ nostrategy, - /* name */ "mga", - /* maj */ CDEV_MAJOR, - /* dump */ nodump, - /* psize */ nopsize, - /* flags */ D_TTY | D_TRACKCLOSE, - /* bmaj */ -1 -}; - -static drm_ioctl_desc_t mga_ioctls[] = { - [DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = { mga_version, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = { drm_getunique, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)] = { drm_getmagic, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = { drm_irq_busid, 0, 1 }, - - [DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = { drm_setunique, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = { drm_block, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = { drm_unblock, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = { mga_control, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = { drm_authmagic, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { drm_addmap, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS)] = { mga_addbufs, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS)] = { mga_markbufs, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS)] = { mga_infobufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS)] = { mga_mapbufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS)] = { mga_freebufs, 1, 0 }, +#include "mga.h" +#include "drmP.h" +#include "mga_drv.h" - [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = { mga_addctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = { mga_rmctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = { mga_modctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = { mga_getctx, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = { mga_switchctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)] = { mga_newctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)] = { mga_resctx, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)] = { drm_adddraw, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)] = { drm_rmdraw, 1, 1 }, +#define DRIVER_AUTHOR "Gareth Hughes, VA Linux Systems Inc." - [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { mga_dma, 1, 0 }, +#define DRIVER_NAME "mga" +#define DRIVER_DESC "Matrox G200/G400" +#define DRIVER_DATE "20010321" - [DRM_IOCTL_NR(DRM_IOCTL_LOCK)] = { mga_lock, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)] = { mga_unlock, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_FINISH)] = { drm_finish, 1, 0 }, +#define DRIVER_MAJOR 3 +#define DRIVER_MINOR 0 +#define DRIVER_PATCHLEVEL 2 - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = { drm_agp_acquire, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = { drm_agp_release, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = { drm_agp_enable, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = { drm_agp_info, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)] = { drm_agp_alloc, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)] = { drm_agp_free, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)] = { drm_agp_bind, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = { drm_agp_unbind, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_MGA_INIT)] = { mga_dma_init, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_MGA_SWAP)] = { mga_swap_bufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_MGA_CLEAR)] = { mga_clear_bufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_MGA_ILOAD)] = { mga_iload, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_MGA_VERTEX)] = { mga_vertex, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_MGA_FLUSH)] = { mga_flush_ioctl, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_MGA_INDICES)] = { mga_indices, 1, 0 }, +/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h + * Please report to anholt@teleport.com inaccuracies or if a chip you have works that is marked unsupported here. + */ +drm_chipinfo_t DRM(devicelist)[] = { + {0x102b, 0x0520, 0, "Matrox G200 (PCI)"}, + {0x102b, 0x0521, 1, "Matrox G200 (AGP)"}, + {0x102b, 0x0525, 1, "Matrox G400 (AGP)"}, + {0, 0, 0, NULL} }; -#define MGA_IOCTL_COUNT DRM_ARRAY_SIZE(mga_ioctls) - -static int mga_setup(drm_device_t *dev) -{ - int i; - - device_busy(dev->device); - - atomic_set(&dev->ioctl_count, 0); - atomic_set(&dev->vma_count, 0); - dev->buf_use = 0; - atomic_set(&dev->buf_alloc, 0); - - drm_dma_setup(dev); - - atomic_set(&dev->total_open, 0); - atomic_set(&dev->total_close, 0); - atomic_set(&dev->total_ioctl, 0); - atomic_set(&dev->total_irq, 0); - atomic_set(&dev->total_ctx, 0); - atomic_set(&dev->total_locks, 0); - atomic_set(&dev->total_unlocks, 0); - atomic_set(&dev->total_contends, 0); - atomic_set(&dev->total_sleeps, 0); - - for (i = 0; i < DRM_HASH_SIZE; i++) { - dev->magiclist[i].head = NULL; - dev->magiclist[i].tail = NULL; - } - dev->maplist = NULL; - dev->map_count = 0; - dev->vmalist = NULL; - dev->lock.hw_lock = NULL; - dev->lock.lock_queue = 0; - dev->queue_count = 0; - dev->queue_reserved = 0; - dev->queue_slots = 0; - dev->queuelist = NULL; - dev->irq = 0; - dev->context_flag = 0; - dev->interrupt_flag = 0; - dev->dma_flag = 0; - dev->last_context = 0; - dev->last_switch = 0; - dev->last_checked = 0; - callout_init(&dev->timer); - dev->context_wait = 0; - - timespecclear(&dev->ctx_start); - timespecclear(&dev->lck_start); - - dev->buf_rp = dev->buf; - dev->buf_wp = dev->buf; - dev->buf_end = dev->buf + DRM_BSZ; - bzero(&dev->buf_sel, sizeof dev->buf_sel); - dev->buf_sigio = NULL; - dev->buf_readers = 0; - dev->buf_writers = 0; - dev->buf_selecting = 0; - - DRM_DEBUG("\n"); - - /* The kernel's context could be created here, but is now created - in drm_dma_enqueue. This is more resource-efficient for - hardware that does not do DMA, but may mean that - drm_select_queue fails between the time the interrupt is - initialized and the time the queues are initialized. */ - - return 0; -} - - -static int mga_takedown(drm_device_t *dev) -{ - int i; - drm_magic_entry_t *pt, *next; - drm_map_t *map; - drm_vma_entry_t *vma, *vma_next; - - DRM_DEBUG("\n"); - - if (dev->irq) mga_irq_uninstall(dev); - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - callout_stop(&dev->timer); - - if (dev->devname) { - drm_free(dev->devname, strlen(dev->devname)+1, DRM_MEM_DRIVER); - dev->devname = NULL; - } - - if (dev->unique) { - drm_free(dev->unique, strlen(dev->unique)+1, DRM_MEM_DRIVER); - dev->unique = NULL; - dev->unique_len = 0; - } - /* Clear pid list */ - for (i = 0; i < DRM_HASH_SIZE; i++) { - for (pt = dev->magiclist[i].head; pt; pt = next) { - next = pt->next; - drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC); - } - dev->magiclist[i].head = dev->magiclist[i].tail = NULL; - } - /* Clear AGP information */ - if (dev->agp) { - drm_agp_mem_t *entry; - drm_agp_mem_t *nexte; - - /* Remove AGP resources, but leave dev->agp - intact until cleanup is called. */ - for (entry = dev->agp->memory; entry; entry = nexte) { - nexte = entry->next; - if (entry->bound) drm_unbind_agp(entry->handle); - drm_free_agp(entry->handle, entry->pages); - drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS); - } - dev->agp->memory = NULL; - - if (dev->agp->acquired) - agp_release(dev->agp->agpdev); - - dev->agp->acquired = 0; - dev->agp->enabled = 0; - } - /* Clear vma list (only built for debugging) */ - if (dev->vmalist) { - for (vma = dev->vmalist; vma; vma = vma_next) { - vma_next = vma->next; - drm_free(vma, sizeof(*vma), DRM_MEM_VMAS); - } - dev->vmalist = NULL; - } - - /* Clear map area and mtrr information */ - if (dev->maplist) { - for (i = 0; i < dev->map_count; i++) { - map = dev->maplist[i]; - switch (map->type) { - case _DRM_REGISTERS: - case _DRM_FRAME_BUFFER: -#ifdef CONFIG_MTRR - if (map->mtrr >= 0) { - int retcode; - retcode = mtrr_del(map->mtrr, - map->offset, - map->size); - DRM_DEBUG("mtrr_del = %d\n", retcode); - } -#endif - drm_ioremapfree(map->handle, map->size); - break; - case _DRM_SHM: - drm_free_pages((unsigned long)map->handle, - drm_order(map->size) - - PAGE_SHIFT, - DRM_MEM_SAREA); - break; - case _DRM_AGP: - break; - } - drm_free(map, sizeof(*map), DRM_MEM_MAPS); - } - drm_free(dev->maplist, - dev->map_count * sizeof(*dev->maplist), - DRM_MEM_MAPS); - dev->maplist = NULL; - dev->map_count = 0; - } - - if (dev->queuelist) { - for (i = 0; i < dev->queue_count; i++) { - drm_waitlist_destroy(&dev->queuelist[i]->waitlist); - if (dev->queuelist[i]) { - drm_free(dev->queuelist[i], - sizeof(*dev->queuelist[0]), - DRM_MEM_QUEUES); - dev->queuelist[i] = NULL; - } - } - drm_free(dev->queuelist, - dev->queue_slots * sizeof(*dev->queuelist), - DRM_MEM_QUEUES); - dev->queuelist = NULL; - } - - drm_dma_takedown(dev); - - dev->queue_count = 0; - if (dev->lock.hw_lock) { - dev->lock.hw_lock = NULL; /* SHM removed */ - dev->lock.pid = 0; - wakeup(&dev->lock.lock_queue); - } - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - return 0; -} - -/* mga_init is called via mga_attach at module load time, */ - -int -mga_init(device_t nbdev) -{ - int retcode; - drm_device_t *dev = device_get_softc(nbdev); - - DRM_DEBUG("\n"); - - memset((void *)dev, 0, sizeof(*dev)); - simple_lock_init(&dev->count_lock); - lockinit(&dev->dev_lock, PZERO, "drmlk", 0, 0); - -#if 0 - drm_parse_options(mga); -#endif - dev->device = nbdev; - dev->devnode = make_dev(&mga_cdevsw, - device_get_unit(nbdev), - DRM_DEV_UID, - DRM_DEV_GID, - DRM_DEV_MODE, - MGA_NAME); - dev->name = MGA_NAME; - - DRM_DEBUG("doing mem init\n"); - drm_mem_init(); - DRM_DEBUG("doing proc init\n"); - drm_sysctl_init(dev); - TAILQ_INIT(&dev->files); - DRM_DEBUG("doing agp init\n"); - dev->agp = drm_agp_init(); - if(dev->agp == NULL) { - DRM_INFO("The mga drm module requires the agp module" - " to function correctly\nPlease load the agp" - " module before you load the mga module\n"); - drm_sysctl_cleanup(dev); - mga_takedown(dev); - return ENOMEM; - } -#if 0 - dev->agp->agp_mtrr = mtrr_add(dev->agp->agp_info.aper_base, - dev->agp->agp_info.aper_size * 1024 * 1024, - MTRR_TYPE_WRCOMB, - 1); -#endif - DRM_DEBUG("doing ctxbitmap init\n"); - if((retcode = drm_ctxbitmap_init(dev))) { - DRM_ERROR("Cannot allocate memory for context bitmap.\n"); - drm_sysctl_cleanup(dev); - mga_takedown(dev); - return retcode; - } - - DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n", - MGA_NAME, - MGA_MAJOR, - MGA_MINOR, - MGA_PATCHLEVEL, - MGA_DATE, - device_get_unit(nbdev)); - - return 0; -} - -/* mga_cleanup is called via cleanup_module at module unload time. */ - -void mga_cleanup(device_t nbdev) -{ - drm_device_t *dev = device_get_softc(nbdev); - - DRM_DEBUG("\n"); - - drm_sysctl_cleanup(dev); - destroy_dev(dev->devnode); - - DRM_INFO("Module unloaded\n"); - drm_ctxbitmap_cleanup(dev); - mga_dma_cleanup(dev); -#if 0 - if(dev->agp && dev->agp->agp_mtrr) { - int retval; - retval = mtrr_del(dev->agp->agp_mtrr, - dev->agp->agp_info.aper_base, - dev->agp->agp_info.aper_size * 1024*1024); - DRM_DEBUG("mtrr_del = %d\n", retval); - } -#endif - - mga_takedown(dev); - if (dev->agp) { - drm_free(dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS); - dev->agp = NULL; - } -} - -int -mga_version(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_version_t version; - int len; - - version = *(drm_version_t *) data; - -#define DRM_COPY(name,value) \ - len = strlen(value); \ - if (len > name##_len) len = name##_len; \ - name##_len = strlen(value); \ - if (len && name) { \ - int error = copyout(value, name, len); \ - if (error) return error; \ - } - - version.version_major = MGA_MAJOR; - version.version_minor = MGA_MINOR; - version.version_patchlevel = MGA_PATCHLEVEL; - - DRM_COPY(version.name, MGA_NAME); - DRM_COPY(version.date, MGA_DATE); - DRM_COPY(version.desc, MGA_DESC); - - *(drm_version_t *) data = version; - return 0; -} - -int -mga_open(dev_t kdev, int flags, int fmt, struct proc *p) -{ - drm_device_t *dev = MGA_SOFTC(minor(kdev)); - int retcode = 0; - - DRM_DEBUG("open_count = %d\n", dev->open_count); - - device_busy(dev->device); - if (!(retcode = drm_open_helper(kdev, flags, fmt, p, dev))) { - atomic_inc(&dev->total_open); - simple_lock(&dev->count_lock); - if (!dev->open_count++) { - simple_unlock(&dev->count_lock); - retcode = mga_setup(dev); - } - simple_unlock(&dev->count_lock); - } - device_unbusy(dev->device); - - return retcode; -} - -int -mga_close(dev_t kdev, int flags, int fmt, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_file_t *priv; - int retcode = 0; - - DRM_DEBUG("pid = %d, open_count = %d\n", - p->p_pid, dev->open_count); - - priv = drm_find_file_by_proc(dev, p); - if (!priv) { - DRM_DEBUG("can't find authenticator\n"); - return EINVAL; - } - - if (dev->lock.hw_lock && _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) - && dev->lock.pid == p->p_pid) { - mga_reclaim_buffers(dev, priv->pid); - DRM_ERROR("Process %d dead, freeing lock for context %d\n", - p->p_pid, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); - drm_lock_free(dev, - &dev->lock.hw_lock->lock, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); - - /* FIXME: may require heavy-handed reset of - hardware at this point, possibly - processed via a callback to the X - server. */ - } else if (dev->lock.hw_lock) { - /* The lock is required to reclaim buffers */ - for (;;) { - if (!dev->lock.hw_lock) { - /* Device has been unregistered */ - retcode = EINTR; - break; - } - if (drm_lock_take(&dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT)) { - dev->lock.pid = p->p_pid; - dev->lock.lock_time = ticks; - atomic_inc(&dev->total_locks); - break; /* Got lock */ - } - /* Contention */ - atomic_inc(&dev->total_sleeps); - retcode = tsleep(&dev->lock.lock_queue, - PZERO|PCATCH, - "drmlk2", - 0); - if (retcode) - break; - } - if(!retcode) { - mga_reclaim_buffers(dev, priv->pid); - drm_lock_free(dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT); - } - } - funsetown(dev->buf_sigio); - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, p); - priv = drm_find_file_by_proc(dev, p); - if (priv) { - priv->refs--; - if (!priv->refs) { - TAILQ_REMOVE(&dev->files, priv, link); - drm_free(priv, sizeof(*priv), DRM_MEM_FILES); - } - } - lockmgr(&dev->dev_lock, LK_RELEASE, 0, p); - - atomic_inc(&dev->total_close); - simple_lock(&dev->count_lock); - if (!--dev->open_count) { - if (atomic_read(&dev->ioctl_count) || dev->blocked) { - DRM_ERROR("Device busy: %d %d\n", - atomic_read(&dev->ioctl_count), - dev->blocked); - simple_unlock(&dev->count_lock); - return EBUSY; - } - simple_unlock(&dev->count_lock); - device_unbusy(dev->device); - return mga_takedown(dev); - } - simple_unlock(&dev->count_lock); - return retcode; -} - - -/* mga_ioctl is called whenever a process performs an ioctl on /dev/drm. */ - -int -mga_ioctl(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - int nr = DRM_IOCTL_NR(cmd); - drm_device_t *dev = kdev->si_drv1; - drm_file_t *priv; - int retcode = 0; - drm_ioctl_desc_t *ioctl; - d_ioctl_t *func; - - DRM_DEBUG("dev=%p\n", dev); - priv = drm_find_file_by_proc(dev, p); - if (!priv) { - DRM_DEBUG("can't find authenticator\n"); - return EINVAL; - } - - atomic_inc(&dev->ioctl_count); - atomic_inc(&dev->total_ioctl); - ++priv->ioctl_count; - - DRM_DEBUG("pid = %d, cmd = 0x%02lx, nr = 0x%02x, auth = %d\n", - p->p_pid, cmd, nr, priv->authenticated); - - switch (cmd) { - case FIONBIO: - atomic_dec(&dev->ioctl_count); - return 0; - - case FIOASYNC: - atomic_dec(&dev->ioctl_count); - dev->flags |= FASYNC; - return 0; - - case FIOSETOWN: - atomic_dec(&dev->ioctl_count); - return fsetown(*(int *)data, &dev->buf_sigio); - - case FIOGETOWN: - atomic_dec(&dev->ioctl_count); - *(int *) data = fgetown(dev->buf_sigio); - return 0; - } - - if (nr >= MGA_IOCTL_COUNT) { - retcode = EINVAL; - } else { - ioctl = &mga_ioctls[nr]; - func = ioctl->func; - - if (!func) { - DRM_DEBUG("no function\n"); - retcode = EINVAL; - } else if ((ioctl->root_only && suser(p)) - || (ioctl->auth_needed && !priv->authenticated)) { - retcode = EACCES; - } else { - retcode = (func)(kdev, cmd, data, flags, p); - } - } - - atomic_dec(&dev->ioctl_count); - return retcode; -} - -int -mga_unlock(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_lock_t lock; - int s; - - lock = *(drm_lock_t *) data; - - if (lock.context == DRM_KERNEL_CONTEXT) { - DRM_ERROR("Process %d using kernel context %d\n", - p->p_pid, lock.context); - return EINVAL; - } - - DRM_DEBUG("%d frees lock (%d holds)\n", - lock.context, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); - atomic_inc(&dev->total_unlocks); - if (_DRM_LOCK_IS_CONT(dev->lock.hw_lock->lock)) - atomic_inc(&dev->total_contends); - drm_lock_transfer(dev, &dev->lock.hw_lock->lock, DRM_KERNEL_CONTEXT); - - s = splsofttq(); - mga_dma_schedule(dev, 1); - splx(s); - - if (drm_lock_free(dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT)) { - DRM_ERROR("\n"); - } - - return 0; -} +#define DRIVER_IOCTLS \ + [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { mga_dma_buffers, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_INIT)] = { mga_dma_init, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_FLUSH)] = { mga_dma_flush, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_RESET)] = { mga_dma_reset, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_SWAP)] = { mga_dma_swap, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_CLEAR)] = { mga_dma_clear, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_VERTEX)] = { mga_dma_vertex, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_INDICES)] = { mga_dma_indices, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_ILOAD)] = { mga_dma_iload, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_BLIT)] = { mga_dma_blit, 1, 0 }, + + +#define __HAVE_COUNTERS 3 +#define __HAVE_COUNTER6 _DRM_STAT_IRQ +#define __HAVE_COUNTER7 _DRM_STAT_PRIMARY +#define __HAVE_COUNTER8 _DRM_STAT_SECONDARY + + +#include "drm_agpsupport.h" +#include "drm_auth.h" +#include "drm_bufs.h" +#include "drm_context.h" +#include "drm_dma.h" +#include "drm_drawable.h" +#include "drm_drv.h" + + +#include "drm_fops.h" +#include "drm_init.h" +#include "drm_ioctl.h" +#include "drm_lock.h" +#include "drm_memory.h" +#include "drm_vm.h" +#include "drm_sysctl.h" + +DRIVER_MODULE(mga, pci, mga_driver, mga_devclass, 0, 0); diff --git a/bsd/mga/mga_drv.h b/bsd/mga/mga_drv.h index 9e51a20d0..be207e304 100644 --- a/bsd/mga/mga_drv.h +++ b/bsd/mga/mga_drv.h @@ -1,4 +1,4 @@ -/* mga_drv.h -- Private header for the Matrox g200/g400 driver +/* mga_drv.h -- Private header for the Matrox G200/G400 driver -*- linux-c -*- * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. @@ -11,163 +11,157 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: Rickard E. (Rik) Faith <faith@valinux.com> - * Jeff Hartmann <jhartmann@valinux.com> + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. * + * Authors: + * Gareth Hughes <gareth@valinux.com> */ -#ifndef _MGA_DRV_H_ -#define _MGA_DRV_H_ +#ifndef __MGA_DRV_H__ +#define __MGA_DRV_H__ -#define MGA_BUF_IN_USE 0 -#define MGA_BUF_SWAP_PENDING 1 -#define MGA_BUF_FORCE_FIRE 2 -#define MGA_BUF_NEEDS_OVERFLOW 3 +#ifndef u8 +#define u8 u_int8_t +#define u16 u_int16_t +#define u32 u_int32_t +#endif -typedef struct { - u_int32_t buffer_status; - int num_dwords; - int max_dwords; - u_int32_t *current_dma_ptr; - u_int32_t *head; - u_int32_t phys_head; - unsigned int prim_age; - int sec_used; - int idx; -} drm_mga_prim_buf_t; - -typedef struct _drm_mga_freelist { - __volatile__ unsigned int age; +typedef struct drm_mga_primary_buffer { + u8 *start; + u8 *end; + int size; + + u32 tail; + int space; + volatile long wrapped; + + volatile u32 *status; + + u32 last_flush; + u32 last_wrap; + + u32 high_mark; + + spinlock_t list_lock; +} drm_mga_primary_buffer_t; + +typedef struct drm_mga_freelist { + struct drm_mga_freelist *next; + struct drm_mga_freelist *prev; + drm_mga_age_t age; drm_buf_t *buf; - struct _drm_mga_freelist *next; - struct _drm_mga_freelist *prev; } drm_mga_freelist_t; -#define MGA_IN_DISPATCH 0 -#define MGA_IN_FLUSH 1 -#define MGA_IN_WAIT 2 -#define MGA_IN_GETBUF 3 - -typedef struct _drm_mga_private { - u_int32_t dispatch_status; - unsigned int next_prim_age; - __volatile__ unsigned int last_prim_age; - int reserved_map_idx; - int buffer_map_idx; - drm_mga_sarea_t *sarea_priv; - int primary_size; - int warp_ucode_size; - int chipset; - unsigned int frontOffset; - unsigned int backOffset; - unsigned int depthOffset; - unsigned int textureOffset; - unsigned int textureSize; - int cpp; - unsigned int stride; - int sgram; - int use_agp; - drm_mga_warp_index_t WarpIndex[MGA_MAX_G400_PIPES]; - unsigned int WarpPipe; - unsigned int vertexsize; - atomic_t pending_bufs; - void *status_page; - unsigned long real_status_page; - u_int8_t *ioremap; - drm_mga_prim_buf_t **prim_bufs; - drm_mga_prim_buf_t *next_prim; - drm_mga_prim_buf_t *last_prim; - drm_mga_prim_buf_t *current_prim; - int current_prim_idx; +typedef struct { + drm_mga_freelist_t *list_entry; + int discard; + int dispatched; +} drm_mga_buf_priv_t; + +typedef struct drm_mga_private { + drm_mga_primary_buffer_t prim; + drm_mga_sarea_t *sarea_priv; + drm_mga_freelist_t *head; drm_mga_freelist_t *tail; - int flush_queue; /* Processes waiting until flush */ - int wait_queue; /* Processes waiting until interrupt */ - int buf_queue; /* Processes waiting for a free buf */ - /* Some validated register values: - */ - u_int32_t mAccess; -} drm_mga_private_t; - /* mga_drv.c */ -extern int mga_init(device_t); -extern void mga_cleanup(device_t); -extern d_ioctl_t mga_version; -extern d_open_t mga_open; -extern d_close_t mga_close; -extern d_ioctl_t mga_ioctl; -extern d_ioctl_t mga_unlock; + unsigned int warp_pipe; + unsigned long warp_pipe_phys[MGA_MAX_WARP_PIPES]; + + int chipset; + int usec_timeout; + + u32 clear_cmd; + u32 maccess; + + unsigned int fb_cpp; + unsigned int front_offset; + unsigned int front_pitch; + unsigned int back_offset; + unsigned int back_pitch; + + unsigned int depth_cpp; + unsigned int depth_offset; + unsigned int depth_pitch; + + unsigned int texture_offset; + unsigned int texture_size; + + drm_map_t *sarea; + drm_map_t *fb; + drm_map_t *mmio; + drm_map_t *status; + drm_map_t *warp; + drm_map_t *primary; + drm_map_t *buffers; + drm_map_t *agp_textures; +} drm_mga_private_t; /* mga_dma.c */ -extern int mga_dma_schedule(drm_device_t *dev, int locked); -extern int mga_irq_install(drm_device_t *dev, int irq); -extern int mga_irq_uninstall(drm_device_t *dev); -extern d_ioctl_t mga_dma; -extern d_ioctl_t mga_control; -extern d_ioctl_t mga_lock; - -/* mga_dma_init does init and release */ -extern int mga_dma_cleanup(drm_device_t *dev); -extern d_ioctl_t mga_dma_init; -extern d_ioctl_t mga_flush_ioctl; -extern void mga_flush_write_combine(void); -extern unsigned int mga_create_sync_tag(drm_device_t *dev); -extern drm_buf_t *mga_freelist_get(drm_device_t *dev); -extern int mga_freelist_put(drm_device_t *dev, drm_buf_t *buf); -extern int mga_advance_primary(drm_device_t *dev); -extern void mga_reclaim_buffers(drm_device_t *dev, pid_t pid); - - /* mga_bufs.c */ -extern d_ioctl_t mga_addbufs; -extern d_ioctl_t mga_infobufs; -extern d_ioctl_t mga_markbufs; -extern d_ioctl_t mga_freebufs; -extern d_ioctl_t mga_mapbufs; -extern d_ioctl_t mga_addmap; - /* mga_state.c */ -extern d_ioctl_t mga_clear_bufs; -extern d_ioctl_t mga_swap_bufs; -extern d_ioctl_t mga_iload; -extern d_ioctl_t mga_vertex; -extern d_ioctl_t mga_indices; - /* mga_context.c */ -extern d_ioctl_t mga_resctx; -extern d_ioctl_t mga_addctx; -extern d_ioctl_t mga_modctx; -extern d_ioctl_t mga_getctx; -extern d_ioctl_t mga_switchctx; -extern d_ioctl_t mga_newctx; -extern d_ioctl_t mga_rmctx; - -extern int mga_context_switch(drm_device_t *dev, int old, int new); -extern int mga_context_switch_complete(drm_device_t *dev, int new); - - -typedef enum { - TT_GENERAL, - TT_BLIT, - TT_VECTOR, - TT_VERTEX -} transferType_t; +extern int mga_dma_init( DRM_OS_IOCTL ); +extern int mga_dma_flush( DRM_OS_IOCTL ); +extern int mga_dma_reset( DRM_OS_IOCTL ); +extern int mga_dma_buffers( DRM_OS_IOCTL ); -typedef struct { - drm_mga_freelist_t *my_freelist; - int discard; - int dispatched; -} drm_mga_buf_priv_t; +extern int mga_do_wait_for_idle( drm_mga_private_t *dev_priv ); +extern int mga_do_dma_idle( drm_mga_private_t *dev_priv ); +extern int mga_do_dma_reset( drm_mga_private_t *dev_priv ); +extern int mga_do_engine_reset( drm_mga_private_t *dev_priv ); +extern int mga_do_cleanup_dma( drm_device_t *dev ); + +extern void mga_do_dma_flush( drm_mga_private_t *dev_priv ); +extern void mga_do_dma_wrap_start( drm_mga_private_t *dev_priv ); +extern void mga_do_dma_wrap_end( drm_mga_private_t *dev_priv ); + +extern int mga_freelist_put( drm_device_t *dev, drm_buf_t *buf ); + + /* mga_state.c */ +extern int mga_dma_clear( DRM_OS_IOCTL ); +extern int mga_dma_swap( DRM_OS_IOCTL ); +extern int mga_dma_vertex( DRM_OS_IOCTL ); +extern int mga_dma_indices( DRM_OS_IOCTL ); +extern int mga_dma_iload( DRM_OS_IOCTL ); +extern int mga_dma_blit( DRM_OS_IOCTL ); + + /* mga_warp.c */ +extern int mga_warp_install_microcode( drm_mga_private_t *dev_priv ); +extern int mga_warp_init( drm_mga_private_t *dev_priv ); + +#define mga_flush_write_combine() DRM_OS_READMEMORYBARRIER + +#define MGA_BASE( reg ) ((unsigned long)(dev_priv->mmio->handle)) +#define MGA_ADDR( reg ) (MGA_BASE(reg) + reg) + +#define MGA_DEREF( reg ) *(volatile u32 *)MGA_ADDR( reg ) +#define MGA_DEREF8( reg ) *(volatile u8 *)MGA_ADDR( reg ) + +#ifdef __alpha__ +#define MGA_READ( reg ) (_MGA_READ((u32 *)MGA_ADDR(reg))) +#define MGA_WRITE( reg, val ) do { wmb(); MGA_DEREF( reg ) = val; } while (0) +#define MGA_WRITE8( reg, val ) do { wmb(); MGA_DEREF8( reg ) = val; } while (0) + +static inline u32 _MGA_READ(u32 *addr) +{ + mb(); + return *(volatile u32 *)addr; +} + +#else +#define MGA_READ( reg ) MGA_DEREF( reg ) +#define MGA_WRITE( reg, val ) do { MGA_DEREF( reg ) = val; } while (0) +#define MGA_WRITE8( reg, val ) do { MGA_DEREF8( reg ) = val; } while (0) +#endif #define DWGREG0 0x1c00 #define DWGREG0_END 0x1dff @@ -175,322 +169,470 @@ typedef struct { #define DWGREG1_END 0x2dff #define ISREG0(r) (r >= DWGREG0 && r <= DWGREG0_END) -#define ADRINDEX0(r) (u_int8_t)((r - DWGREG0) >> 2) -#define ADRINDEX1(r) (u_int8_t)(((r - DWGREG1) >> 2) | 0x80) -#define ADRINDEX(r) (ISREG0(r) ? ADRINDEX0(r) : ADRINDEX1(r)) - -#define MGA_VERBOSE 0 -#define MGA_NUM_PRIM_BUFS 8 - -#define PRIMLOCALS u_int8_t tempIndex[4]; u_int32_t *dma_ptr; u_int32_t phys_head; \ - int outcount, num_dwords - -#define PRIM_OVERFLOW(dev, dev_priv, length) do { \ - drm_mga_prim_buf_t *tmp_buf = \ - dev_priv->prim_bufs[dev_priv->current_prim_idx]; \ - if( test_bit(MGA_BUF_NEEDS_OVERFLOW, \ - &tmp_buf->buffer_status)) { \ - mga_advance_primary(dev); \ - mga_dma_schedule(dev, 1); \ - tmp_buf = dev_priv->prim_bufs[dev_priv->current_prim_idx]; \ - } else if( tmp_buf->max_dwords - tmp_buf->num_dwords < length ||\ - tmp_buf->sec_used > MGA_DMA_BUF_NR/2) { \ - set_bit(MGA_BUF_FORCE_FIRE, &tmp_buf->buffer_status); \ - mga_advance_primary(dev); \ - mga_dma_schedule(dev, 1); \ - tmp_buf = dev_priv->prim_bufs[dev_priv->current_prim_idx]; \ +#define DMAREG0(r) (u8)((r - DWGREG0) >> 2) +#define DMAREG1(r) (u8)(((r - DWGREG1) >> 2) | 0x80) +#define DMAREG(r) (ISREG0(r) ? DMAREG0(r) : DMAREG1(r)) + + + +/* ================================================================ + * Helper macross... + */ + +#define MGA_EMIT_STATE( dev_priv, dirty ) \ +do { \ + if ( (dirty) & ~MGA_UPLOAD_CLIPRECTS ) { \ + if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) { \ + mga_g400_emit_state( dev_priv ); \ + } else { \ + mga_g200_emit_state( dev_priv ); \ + } \ } \ - if(MGA_VERBOSE) \ - DRM_DEBUG("PRIMGETPTR in %s\n", __FUNCTION__); \ - dma_ptr = tmp_buf->current_dma_ptr; \ - num_dwords = tmp_buf->num_dwords; \ - phys_head = tmp_buf->phys_head; \ - outcount = 0; \ -} while(0) - -#define PRIMGETPTR(dev_priv) do { \ - drm_mga_prim_buf_t *tmp_buf = \ - dev_priv->prim_bufs[dev_priv->current_prim_idx]; \ - if(MGA_VERBOSE) \ - DRM_DEBUG("PRIMGETPTR in %s\n", __FUNCTION__); \ - dma_ptr = tmp_buf->current_dma_ptr; \ - num_dwords = tmp_buf->num_dwords; \ - phys_head = tmp_buf->phys_head; \ - outcount = 0; \ -} while(0) - -#define PRIMPTR(prim_buf) do { \ - if(MGA_VERBOSE) \ - DRM_DEBUG("PRIMPTR in %s\n", __FUNCTION__); \ - dma_ptr = prim_buf->current_dma_ptr; \ - num_dwords = prim_buf->num_dwords; \ - phys_head = prim_buf->phys_head; \ - outcount = 0; \ -} while(0) - -#define PRIMFINISH(prim_buf) do { \ - if (MGA_VERBOSE) { \ - DRM_DEBUG( "PRIMFINISH in %s\n", __FUNCTION__); \ - if (outcount & 3) \ - DRM_DEBUG(" --- truncation\n"); \ - } \ - prim_buf->num_dwords = num_dwords; \ - prim_buf->current_dma_ptr = dma_ptr; \ -} while(0) - -#define PRIMADVANCE(dev_priv) do { \ -drm_mga_prim_buf_t *tmp_buf = \ - dev_priv->prim_bufs[dev_priv->current_prim_idx]; \ - if (MGA_VERBOSE) { \ - DRM_DEBUG("PRIMADVANCE in %s\n", __FUNCTION__); \ - if (outcount & 3) \ - DRM_DEBUG(" --- truncation\n"); \ - } \ - tmp_buf->num_dwords = num_dwords; \ - tmp_buf->current_dma_ptr = dma_ptr; \ } while (0) -#define PRIMUPDATE(dev_priv) do { \ - drm_mga_prim_buf_t *tmp_buf = \ - dev_priv->prim_bufs[dev_priv->current_prim_idx]; \ - tmp_buf->sec_used++; \ +#define LOCK_TEST_WITH_RETURN( dev ) \ +do { \ + if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \ + dev->lock.pid != DRM_OS_CURRENTPID ) { \ + DRM_ERROR( "%s called without lock held\n", \ + __FUNCTION__ ); \ + DRM_OS_RETURN( EINVAL ); \ + } \ } while (0) -#define AGEBUF(dev_priv, buf_priv) do { \ - drm_mga_prim_buf_t *tmp_buf = \ - dev_priv->prim_bufs[dev_priv->current_prim_idx]; \ - buf_priv->my_freelist->age = tmp_buf->prim_age; \ +#define WRAP_TEST_WITH_RETURN( dev_priv ) \ +do { \ + if ( test_bit( 0, &dev_priv->prim.wrapped ) ) { \ + if ( mga_is_idle( dev_priv ) ) { \ + mga_do_dma_wrap_end( dev_priv ); \ + } else if ( dev_priv->prim.space < \ + dev_priv->prim.high_mark ) { \ + if ( MGA_DMA_DEBUG ) \ + DRM_INFO( __FUNCTION__": wrap...\n" ); \ + DRM_OS_RETURN( EBUSY); \ + } \ + } \ } while (0) +#define WRAP_WAIT_WITH_RETURN( dev_priv ) \ +do { \ + if ( test_bit( 0, &dev_priv->prim.wrapped ) ) { \ + if ( mga_do_wait_for_idle( dev_priv ) ) { \ + if ( MGA_DMA_DEBUG ) \ + DRM_INFO( __FUNCTION__": wrap...\n" ); \ + DRM_OS_RETURN( EBUSY); \ + } \ + mga_do_dma_wrap_end( dev_priv ); \ + } \ +} while (0) + + +/* ================================================================ + * Primary DMA command stream + */ + +#define MGA_VERBOSE 0 -#define PRIMOUTREG(reg, val) do { \ - tempIndex[outcount]=ADRINDEX(reg); \ - dma_ptr[1+outcount] = val; \ - if (MGA_VERBOSE) \ - DRM_DEBUG(" PRIMOUT %d: 0x%x -- 0x%x\n", \ - num_dwords + 1 + outcount, ADRINDEX(reg), val); \ - if( ++outcount == 4) { \ - outcount = 0; \ - dma_ptr[0] = *(u_int32_t *)tempIndex; \ - dma_ptr+=5; \ - num_dwords += 5; \ +#define DMA_LOCALS unsigned int write; volatile u8 *prim; + +#define DMA_BLOCK_SIZE (5 * sizeof(u32)) + +#define BEGIN_DMA( n ) \ +do { \ + if ( MGA_VERBOSE ) { \ + DRM_INFO( "BEGIN_DMA( %d ) in %s\n", \ + (n), __FUNCTION__ ); \ + DRM_INFO( " space=0x%x req=0x%x\n", \ + dev_priv->prim.space, (n) * DMA_BLOCK_SIZE ); \ } \ -}while (0) + prim = dev_priv->prim.start; \ + write = dev_priv->prim.tail; \ +} while (0) + +#define BEGIN_DMA_WRAP() \ +do { \ + if ( MGA_VERBOSE ) { \ + DRM_INFO( "BEGIN_DMA() in %s\n", __FUNCTION__ ); \ + DRM_INFO( " space=0x%x\n", dev_priv->prim.space ); \ + } \ + prim = dev_priv->prim.start; \ + write = dev_priv->prim.tail; \ +} while (0) + +#define ADVANCE_DMA() \ +do { \ + dev_priv->prim.tail = write; \ + if ( MGA_VERBOSE ) { \ + DRM_INFO( "ADVANCE_DMA() tail=0x%05x sp=0x%x\n", \ + write, dev_priv->prim.space ); \ + } \ +} while (0) + +#define FLUSH_DMA() \ +do { \ + if ( 0 ) { \ + DRM_INFO( __FUNCTION__ ":\n" ); \ + DRM_INFO( " tail=0x%06x head=0x%06lx\n", \ + dev_priv->prim.tail, \ + MGA_READ( MGA_PRIMADDRESS ) - \ + dev_priv->primary->offset ); \ + } \ + if ( !test_bit( 0, &dev_priv->prim.wrapped ) ) { \ + if ( dev_priv->prim.space < \ + dev_priv->prim.high_mark ) { \ + mga_do_dma_wrap_start( dev_priv ); \ + } else { \ + mga_do_dma_flush( dev_priv ); \ + } \ + } \ +} while (0) + +/* Never use this, always use DMA_BLOCK(...) for primary DMA output. + */ +#define DMA_WRITE( offset, val ) \ +do { \ + if ( MGA_VERBOSE ) { \ + DRM_INFO( " DMA_WRITE( 0x%08x ) at 0x%04x\n", \ + (u32)(val), write + (offset) * sizeof(u32) ); \ + } \ + *(volatile u32 *)(prim + write + (offset) * sizeof(u32)) = val; \ +} while (0) + +#define DMA_BLOCK( reg0, val0, reg1, val1, reg2, val2, reg3, val3 ) \ +do { \ + DMA_WRITE( 0, ((DMAREG( reg0 ) << 0) | \ + (DMAREG( reg1 ) << 8) | \ + (DMAREG( reg2 ) << 16) | \ + (DMAREG( reg3 ) << 24)) ); \ + DMA_WRITE( 1, val0 ); \ + DMA_WRITE( 2, val1 ); \ + DMA_WRITE( 3, val2 ); \ + DMA_WRITE( 4, val3 ); \ + write += DMA_BLOCK_SIZE; \ +} while (0) + + +/* Buffer aging via primary DMA stream head pointer. + */ + +#define SET_AGE( age, h, w ) \ +do { \ + (age)->head = h; \ + (age)->wrap = w; \ +} while (0) + +#define TEST_AGE( age, h, w ) ( (age)->wrap < w || \ + ( (age)->wrap == w && \ + (age)->head < h ) ) + +#define AGE_BUFFER( buf_priv ) \ +do { \ + drm_mga_freelist_t *entry = (buf_priv)->list_entry; \ + if ( (buf_priv)->dispatched ) { \ + entry->age.head = (dev_priv->prim.tail + \ + dev_priv->primary->offset); \ + entry->age.wrap = dev_priv->sarea_priv->last_wrap; \ + } else { \ + entry->age.head = 0; \ + entry->age.wrap = 0; \ + } \ +} while (0) + + +#define MGA_ENGINE_IDLE_MASK (MGA_SOFTRAPEN | \ + MGA_DWGENGSTS | \ + MGA_ENDPRDMASTS) +#define MGA_DMA_IDLE_MASK (MGA_SOFTRAPEN | \ + MGA_ENDPRDMASTS) + +#define MGA_DMA_DEBUG 0 + + /* A reduced set of the mga registers. */ +#define MGA_CRTC_INDEX 0x1fd4 + +#define MGA_ALPHACTRL 0x2c7c +#define MGA_AR0 0x1c60 +#define MGA_AR1 0x1c64 +#define MGA_AR2 0x1c68 +#define MGA_AR3 0x1c6c +#define MGA_AR4 0x1c70 +#define MGA_AR5 0x1c74 +#define MGA_AR6 0x1c78 + +#define MGA_CXBNDRY 0x1c80 +#define MGA_CXLEFT 0x1ca0 +#define MGA_CXRIGHT 0x1ca4 + +#define MGA_DMAPAD 0x1c54 +#define MGA_DSTORG 0x2cb8 +#define MGA_DWGCTL 0x1c00 +# define MGA_OPCOD_MASK (15 << 0) +# define MGA_OPCOD_TRAP (4 << 0) +# define MGA_OPCOD_TEXTURE_TRAP (6 << 0) +# define MGA_OPCOD_BITBLT (8 << 0) +# define MGA_OPCOD_ILOAD (9 << 0) +# define MGA_ATYPE_MASK (7 << 4) +# define MGA_ATYPE_RPL (0 << 4) +# define MGA_ATYPE_RSTR (1 << 4) +# define MGA_ATYPE_ZI (3 << 4) +# define MGA_ATYPE_BLK (4 << 4) +# define MGA_ATYPE_I (7 << 4) +# define MGA_LINEAR (1 << 7) +# define MGA_ZMODE_MASK (7 << 8) +# define MGA_ZMODE_NOZCMP (0 << 8) +# define MGA_ZMODE_ZE (2 << 8) +# define MGA_ZMODE_ZNE (3 << 8) +# define MGA_ZMODE_ZLT (4 << 8) +# define MGA_ZMODE_ZLTE (5 << 8) +# define MGA_ZMODE_ZGT (6 << 8) +# define MGA_ZMODE_ZGTE (7 << 8) +# define MGA_SOLID (1 << 11) +# define MGA_ARZERO (1 << 12) +# define MGA_SGNZERO (1 << 13) +# define MGA_SHIFTZERO (1 << 14) +# define MGA_BOP_MASK (15 << 16) +# define MGA_BOP_ZERO (0 << 16) +# define MGA_BOP_DST (10 << 16) +# define MGA_BOP_SRC (12 << 16) +# define MGA_BOP_ONE (15 << 16) +# define MGA_TRANS_SHIFT 20 +# define MGA_TRANS_MASK (15 << 20) +# define MGA_BLTMOD_MASK (15 << 25) +# define MGA_BLTMOD_BMONOLEF (0 << 25) +# define MGA_BLTMOD_BMONOWF (4 << 25) +# define MGA_BLTMOD_PLAN (1 << 25) +# define MGA_BLTMOD_BFCOL (2 << 25) +# define MGA_BLTMOD_BU32BGR (3 << 25) +# define MGA_BLTMOD_BU32RGB (7 << 25) +# define MGA_BLTMOD_BU24BGR (11 << 25) +# define MGA_BLTMOD_BU24RGB (15 << 25) +# define MGA_PATTERN (1 << 29) +# define MGA_TRANSC (1 << 30) +# define MGA_CLIPDIS (1 << 31) +#define MGA_DWGSYNC 0x2c4c + +#define MGA_FCOL 0x1c24 +#define MGA_FIFOSTATUS 0x1e10 +#define MGA_FOGCOL 0x1cf4 +#define MGA_FXBNDRY 0x1c84 +#define MGA_FXLEFT 0x1ca8 +#define MGA_FXRIGHT 0x1cac + +#define MGA_ICLEAR 0x1e18 +# define MGA_SOFTRAPICLR (1 << 0) +#define MGA_IEN 0x1e1c +# define MGA_SOFTRAPIEN (1 << 0) + +#define MGA_LEN 0x1c5c + +#define MGA_MACCESS 0x1c04 + +#define MGA_PITCH 0x1c8c +#define MGA_PLNWT 0x1c1c +#define MGA_PRIMADDRESS 0x1e58 +# define MGA_DMA_GENERAL (0 << 0) +# define MGA_DMA_BLIT (1 << 0) +# define MGA_DMA_VECTOR (2 << 0) +# define MGA_DMA_VERTEX (3 << 0) +#define MGA_PRIMEND 0x1e5c +# define MGA_PRIMNOSTART (1 << 0) +# define MGA_PAGPXFER (1 << 1) +#define MGA_PRIMPTR 0x1e50 +# define MGA_PRIMPTREN0 (1 << 0) +# define MGA_PRIMPTREN1 (1 << 1) + +#define MGA_RST 0x1e40 +# define MGA_SOFTRESET (1 << 0) +# define MGA_SOFTEXTRST (1 << 1) + +#define MGA_SECADDRESS 0x2c40 +#define MGA_SECEND 0x2c44 +#define MGA_SETUPADDRESS 0x2cd0 +#define MGA_SETUPEND 0x2cd4 +#define MGA_SGN 0x1c58 +#define MGA_SOFTRAP 0x2c48 +#define MGA_SRCORG 0x2cb4 +# define MGA_SRMMAP_MASK (1 << 0) +# define MGA_SRCMAP_FB (0 << 0) +# define MGA_SRCMAP_SYSMEM (1 << 0) +# define MGA_SRCACC_MASK (1 << 1) +# define MGA_SRCACC_PCI (0 << 1) +# define MGA_SRCACC_AGP (1 << 1) +#define MGA_STATUS 0x1e14 +# define MGA_SOFTRAPEN (1 << 0) +# define MGA_DWGENGSTS (1 << 16) +# define MGA_ENDPRDMASTS (1 << 17) +#define MGA_STENCIL 0x2cc8 +#define MGA_STENCILCTL 0x2ccc + +#define MGA_TDUALSTAGE0 0x2cf8 +#define MGA_TDUALSTAGE1 0x2cfc +#define MGA_TEXBORDERCOL 0x2c5c +#define MGA_TEXCTL 0x2c30 +#define MGA_TEXCTL2 0x2c3c +# define MGA_DUALTEX (1 << 7) +# define MGA_G400_TC2_MAGIC (1 << 15) +# define MGA_MAP1_ENABLE (1 << 31) +#define MGA_TEXFILTER 0x2c58 +#define MGA_TEXHEIGHT 0x2c2c +#define MGA_TEXORG 0x2c24 +# define MGA_TEXORGMAP_MASK (1 << 0) +# define MGA_TEXORGMAP_FB (0 << 0) +# define MGA_TEXORGMAP_SYSMEM (1 << 0) +# define MGA_TEXORGACC_MASK (1 << 1) +# define MGA_TEXORGACC_PCI (0 << 1) +# define MGA_TEXORGACC_AGP (1 << 1) +#define MGA_TEXORG1 0x2ca4 +#define MGA_TEXORG2 0x2ca8 +#define MGA_TEXORG3 0x2cac +#define MGA_TEXORG4 0x2cb0 +#define MGA_TEXTRANS 0x2c34 +#define MGA_TEXTRANSHIGH 0x2c38 +#define MGA_TEXWIDTH 0x2c28 + +#define MGA_WACCEPTSEQ 0x1dd4 +#define MGA_WCODEADDR 0x1e6c +#define MGA_WFLAG 0x1dc4 +#define MGA_WFLAG1 0x1de0 +#define MGA_WFLAGNB 0x1e64 +#define MGA_WFLAGNB1 0x1e08 +#define MGA_WGETMSB 0x1dc8 +#define MGA_WIADDR 0x1dc0 +#define MGA_WIADDR2 0x1dd8 +# define MGA_WMODE_SUSPEND (0 << 0) +# define MGA_WMODE_RESUME (1 << 0) +# define MGA_WMODE_JUMP (2 << 0) +# define MGA_WMODE_START (3 << 0) +# define MGA_WAGP_ENABLE (1 << 2) +#define MGA_WMISC 0x1e70 +# define MGA_WUCODECACHE_ENABLE (1 << 0) +# define MGA_WMASTER_ENABLE (1 << 1) +# define MGA_WCACHEFLUSH_ENABLE (1 << 3) +#define MGA_WVRTXSZ 0x1dcc + +#define MGA_YBOT 0x1c9c +#define MGA_YDST 0x1c90 +#define MGA_YDSTLEN 0x1c88 +#define MGA_YDSTORG 0x1c94 +#define MGA_YTOP 0x1c98 + +#define MGA_ZORG 0x1c0c + +/* This finishes the current batch of commands + */ +#define MGA_EXEC 0x0100 -#define MGAREG_MGA_EXEC 0x0100 -#define MGAREG_ALPHACTRL 0x2c7c -#define MGAREG_AR0 0x1c60 -#define MGAREG_AR1 0x1c64 -#define MGAREG_AR2 0x1c68 -#define MGAREG_AR3 0x1c6c -#define MGAREG_AR4 0x1c70 -#define MGAREG_AR5 0x1c74 -#define MGAREG_AR6 0x1c78 -#define MGAREG_CXBNDRY 0x1c80 -#define MGAREG_CXLEFT 0x1ca0 -#define MGAREG_CXRIGHT 0x1ca4 -#define MGAREG_DMAPAD 0x1c54 -#define MGAREG_DSTORG 0x2cb8 -#define MGAREG_DWGCTL 0x1c00 -#define MGAREG_DWGSYNC 0x2c4c -#define MGAREG_FCOL 0x1c24 -#define MGAREG_FIFOSTATUS 0x1e10 -#define MGAREG_FOGCOL 0x1cf4 -#define MGAREG_FXBNDRY 0x1c84 -#define MGAREG_FXLEFT 0x1ca8 -#define MGAREG_FXRIGHT 0x1cac -#define MGAREG_ICLEAR 0x1e18 -#define MGAREG_IEN 0x1e1c -#define MGAREG_LEN 0x1c5c -#define MGAREG_MACCESS 0x1c04 -#define MGAREG_PITCH 0x1c8c -#define MGAREG_PLNWT 0x1c1c -#define MGAREG_PRIMADDRESS 0x1e58 -#define MGAREG_PRIMEND 0x1e5c -#define MGAREG_PRIMPTR 0x1e50 -#define MGAREG_SECADDRESS 0x2c40 -#define MGAREG_SECEND 0x2c44 -#define MGAREG_SETUPADDRESS 0x2cd0 -#define MGAREG_SETUPEND 0x2cd4 -#define MGAREG_SOFTRAP 0x2c48 -#define MGAREG_SRCORG 0x2cb4 -#define MGAREG_STATUS 0x1e14 -#define MGAREG_STENCIL 0x2cc8 -#define MGAREG_STENCILCTL 0x2ccc -#define MGAREG_TDUALSTAGE0 0x2cf8 -#define MGAREG_TDUALSTAGE1 0x2cfc -#define MGAREG_TEXBORDERCOL 0x2c5c -#define MGAREG_TEXCTL 0x2c30 -#define MGAREG_TEXCTL2 0x2c3c -#define MGAREG_TEXFILTER 0x2c58 -#define MGAREG_TEXHEIGHT 0x2c2c -#define MGAREG_TEXORG 0x2c24 -#define MGAREG_TEXORG1 0x2ca4 -#define MGAREG_TEXORG2 0x2ca8 -#define MGAREG_TEXORG3 0x2cac -#define MGAREG_TEXORG4 0x2cb0 -#define MGAREG_TEXTRANS 0x2c34 -#define MGAREG_TEXTRANSHIGH 0x2c38 -#define MGAREG_TEXWIDTH 0x2c28 -#define MGAREG_WACCEPTSEQ 0x1dd4 -#define MGAREG_WCODEADDR 0x1e6c -#define MGAREG_WFLAG 0x1dc4 -#define MGAREG_WFLAG1 0x1de0 -#define MGAREG_WFLAGNB 0x1e64 -#define MGAREG_WFLAGNB1 0x1e08 -#define MGAREG_WGETMSB 0x1dc8 -#define MGAREG_WIADDR 0x1dc0 -#define MGAREG_WIADDR2 0x1dd8 -#define MGAREG_WMISC 0x1e70 -#define MGAREG_WVRTXSZ 0x1dcc -#define MGAREG_YBOT 0x1c9c -#define MGAREG_YDST 0x1c90 -#define MGAREG_YDSTLEN 0x1c88 -#define MGAREG_YDSTORG 0x1c94 -#define MGAREG_YTOP 0x1c98 -#define MGAREG_ZORG 0x1c0c - -/* Warp registers */ -#define MGAREG_WR0 0x2d00 -#define MGAREG_WR1 0x2d04 -#define MGAREG_WR2 0x2d08 -#define MGAREG_WR3 0x2d0c -#define MGAREG_WR4 0x2d10 -#define MGAREG_WR5 0x2d14 -#define MGAREG_WR6 0x2d18 -#define MGAREG_WR7 0x2d1c -#define MGAREG_WR8 0x2d20 -#define MGAREG_WR9 0x2d24 -#define MGAREG_WR10 0x2d28 -#define MGAREG_WR11 0x2d2c -#define MGAREG_WR12 0x2d30 -#define MGAREG_WR13 0x2d34 -#define MGAREG_WR14 0x2d38 -#define MGAREG_WR15 0x2d3c -#define MGAREG_WR16 0x2d40 -#define MGAREG_WR17 0x2d44 -#define MGAREG_WR18 0x2d48 -#define MGAREG_WR19 0x2d4c -#define MGAREG_WR20 0x2d50 -#define MGAREG_WR21 0x2d54 -#define MGAREG_WR22 0x2d58 -#define MGAREG_WR23 0x2d5c -#define MGAREG_WR24 0x2d60 -#define MGAREG_WR25 0x2d64 -#define MGAREG_WR26 0x2d68 -#define MGAREG_WR27 0x2d6c -#define MGAREG_WR28 0x2d70 -#define MGAREG_WR29 0x2d74 -#define MGAREG_WR30 0x2d78 -#define MGAREG_WR31 0x2d7c -#define MGAREG_WR32 0x2d80 -#define MGAREG_WR33 0x2d84 -#define MGAREG_WR34 0x2d88 -#define MGAREG_WR35 0x2d8c -#define MGAREG_WR36 0x2d90 -#define MGAREG_WR37 0x2d94 -#define MGAREG_WR38 0x2d98 -#define MGAREG_WR39 0x2d9c -#define MGAREG_WR40 0x2da0 -#define MGAREG_WR41 0x2da4 -#define MGAREG_WR42 0x2da8 -#define MGAREG_WR43 0x2dac -#define MGAREG_WR44 0x2db0 -#define MGAREG_WR45 0x2db4 -#define MGAREG_WR46 0x2db8 -#define MGAREG_WR47 0x2dbc -#define MGAREG_WR48 0x2dc0 -#define MGAREG_WR49 0x2dc4 -#define MGAREG_WR50 0x2dc8 -#define MGAREG_WR51 0x2dcc -#define MGAREG_WR52 0x2dd0 -#define MGAREG_WR53 0x2dd4 -#define MGAREG_WR54 0x2dd8 -#define MGAREG_WR55 0x2ddc -#define MGAREG_WR56 0x2de0 -#define MGAREG_WR57 0x2de4 -#define MGAREG_WR58 0x2de8 -#define MGAREG_WR59 0x2dec -#define MGAREG_WR60 0x2df0 -#define MGAREG_WR61 0x2df4 -#define MGAREG_WR62 0x2df8 -#define MGAREG_WR63 0x2dfc - - -#define PDEA_pagpxfer_enable 0x2 - -#define WIA_wmode_suspend 0x0 -#define WIA_wmode_start 0x3 -#define WIA_wagp_agp 0x4 - -#define DC_opcod_line_open 0x0 -#define DC_opcod_autoline_open 0x1 -#define DC_opcod_line_close 0x2 -#define DC_opcod_autoline_close 0x3 -#define DC_opcod_trap 0x4 -#define DC_opcod_texture_trap 0x6 -#define DC_opcod_bitblt 0x8 -#define DC_opcod_iload 0x9 -#define DC_atype_rpl 0x0 -#define DC_atype_rstr 0x10 -#define DC_atype_zi 0x30 -#define DC_atype_blk 0x40 -#define DC_atype_i 0x70 -#define DC_linear_xy 0x0 -#define DC_linear_linear 0x80 -#define DC_zmode_nozcmp 0x0 -#define DC_zmode_ze 0x200 -#define DC_zmode_zne 0x300 -#define DC_zmode_zlt 0x400 -#define DC_zmode_zlte 0x500 -#define DC_zmode_zgt 0x600 -#define DC_zmode_zgte 0x700 -#define DC_solid_disable 0x0 -#define DC_solid_enable 0x800 -#define DC_arzero_disable 0x0 -#define DC_arzero_enable 0x1000 -#define DC_sgnzero_disable 0x0 -#define DC_sgnzero_enable 0x2000 -#define DC_shftzero_disable 0x0 -#define DC_shftzero_enable 0x4000 -#define DC_bop_SHIFT 16 -#define DC_trans_SHIFT 20 -#define DC_bltmod_bmonolef 0x0 -#define DC_bltmod_bmonowf 0x8000000 -#define DC_bltmod_bplan 0x2000000 -#define DC_bltmod_bfcol 0x4000000 -#define DC_bltmod_bu32bgr 0x6000000 -#define DC_bltmod_bu32rgb 0xe000000 -#define DC_bltmod_bu24bgr 0x16000000 -#define DC_bltmod_bu24rgb 0x1e000000 -#define DC_pattern_disable 0x0 -#define DC_pattern_enable 0x20000000 -#define DC_transc_disable 0x0 -#define DC_transc_enable 0x40000000 -#define DC_clipdis_disable 0x0 -#define DC_clipdis_enable 0x80000000 - -#define SETADD_mode_vertlist 0x0 - - -#define MGA_CLEAR_CMD (DC_opcod_trap | DC_arzero_enable | \ - DC_sgnzero_enable | DC_shftzero_enable | \ - (0xC << DC_bop_SHIFT) | DC_clipdis_enable | \ - DC_solid_enable | DC_transc_enable) - - -#define MGA_COPY_CMD (DC_opcod_bitblt | DC_atype_rpl | DC_linear_xy | \ - DC_solid_disable | DC_arzero_disable | \ - DC_sgnzero_enable | DC_shftzero_enable | \ - (0xC << DC_bop_SHIFT) | DC_bltmod_bfcol | \ - DC_pattern_disable | DC_transc_disable | \ - DC_clipdis_enable) \ - -#define MGA_FLUSH_CMD (DC_opcod_texture_trap | (0xF << DC_trans_SHIFT) |\ - DC_arzero_enable | DC_sgnzero_enable | \ - DC_atype_i) +/* Warp registers + */ +#define MGA_WR0 0x2d00 +#define MGA_WR1 0x2d04 +#define MGA_WR2 0x2d08 +#define MGA_WR3 0x2d0c +#define MGA_WR4 0x2d10 +#define MGA_WR5 0x2d14 +#define MGA_WR6 0x2d18 +#define MGA_WR7 0x2d1c +#define MGA_WR8 0x2d20 +#define MGA_WR9 0x2d24 +#define MGA_WR10 0x2d28 +#define MGA_WR11 0x2d2c +#define MGA_WR12 0x2d30 +#define MGA_WR13 0x2d34 +#define MGA_WR14 0x2d38 +#define MGA_WR15 0x2d3c +#define MGA_WR16 0x2d40 +#define MGA_WR17 0x2d44 +#define MGA_WR18 0x2d48 +#define MGA_WR19 0x2d4c +#define MGA_WR20 0x2d50 +#define MGA_WR21 0x2d54 +#define MGA_WR22 0x2d58 +#define MGA_WR23 0x2d5c +#define MGA_WR24 0x2d60 +#define MGA_WR25 0x2d64 +#define MGA_WR26 0x2d68 +#define MGA_WR27 0x2d6c +#define MGA_WR28 0x2d70 +#define MGA_WR29 0x2d74 +#define MGA_WR30 0x2d78 +#define MGA_WR31 0x2d7c +#define MGA_WR32 0x2d80 +#define MGA_WR33 0x2d84 +#define MGA_WR34 0x2d88 +#define MGA_WR35 0x2d8c +#define MGA_WR36 0x2d90 +#define MGA_WR37 0x2d94 +#define MGA_WR38 0x2d98 +#define MGA_WR39 0x2d9c +#define MGA_WR40 0x2da0 +#define MGA_WR41 0x2da4 +#define MGA_WR42 0x2da8 +#define MGA_WR43 0x2dac +#define MGA_WR44 0x2db0 +#define MGA_WR45 0x2db4 +#define MGA_WR46 0x2db8 +#define MGA_WR47 0x2dbc +#define MGA_WR48 0x2dc0 +#define MGA_WR49 0x2dc4 +#define MGA_WR50 0x2dc8 +#define MGA_WR51 0x2dcc +#define MGA_WR52 0x2dd0 +#define MGA_WR53 0x2dd4 +#define MGA_WR54 0x2dd8 +#define MGA_WR55 0x2ddc +#define MGA_WR56 0x2de0 +#define MGA_WR57 0x2de4 +#define MGA_WR58 0x2de8 +#define MGA_WR59 0x2dec +#define MGA_WR60 0x2df0 +#define MGA_WR61 0x2df4 +#define MGA_WR62 0x2df8 +#define MGA_WR63 0x2dfc +# define MGA_G400_WR_MAGIC (1 << 6) +# define MGA_G400_WR56_MAGIC 0x46480000 /* 12800.0f */ + + +#define MGA_ILOAD_ALIGN 64 +#define MGA_ILOAD_MASK (MGA_ILOAD_ALIGN - 1) + +#define MGA_DWGCTL_FLUSH (MGA_OPCOD_TEXTURE_TRAP | \ + MGA_ATYPE_I | \ + MGA_ZMODE_NOZCMP | \ + MGA_ARZERO | \ + MGA_SGNZERO | \ + MGA_BOP_SRC | \ + (15 << MGA_TRANS_SHIFT)) + +#define MGA_DWGCTL_CLEAR (MGA_OPCOD_TRAP | \ + MGA_ZMODE_NOZCMP | \ + MGA_SOLID | \ + MGA_ARZERO | \ + MGA_SGNZERO | \ + MGA_SHIFTZERO | \ + MGA_BOP_SRC | \ + (0 << MGA_TRANS_SHIFT) | \ + MGA_BLTMOD_BMONOLEF | \ + MGA_TRANSC | \ + MGA_CLIPDIS) + +#define MGA_DWGCTL_COPY (MGA_OPCOD_BITBLT | \ + MGA_ATYPE_RPL | \ + MGA_SGNZERO | \ + MGA_SHIFTZERO | \ + MGA_BOP_SRC | \ + (0 << MGA_TRANS_SHIFT) | \ + MGA_BLTMOD_BFCOL | \ + MGA_CLIPDIS) + +/* Simple idle test. + */ +static __inline__ int mga_is_idle( drm_mga_private_t *dev_priv ) +{ + u32 status = MGA_READ( MGA_STATUS ) & MGA_ENGINE_IDLE_MASK; + return ( status == MGA_ENDPRDMASTS ); +} #endif diff --git a/bsd/mga/mga_state.c b/bsd/mga/mga_state.c index fb3656310..320e2b3e9 100644 --- a/bsd/mga/mga_state.c +++ b/bsd/mga/mga_state.c @@ -1,4 +1,4 @@ -/* mga_state.c -- State support for mga g200/g400 +/* mga_state.c -- State support for MGA G200/G400 -*- linux-c -*- * Created: Thu Jan 27 02:53:43 2000 by jhartmann@precisioninsight.com * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. @@ -11,431 +11,408 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. * - * Authors: Jeff Hartmann <jhartmann@precisioninsight.com> - * Keith Whitwell <keithw@precisioninsight.com> + * Authors: + * Jeff Hartmann <jhartmann@valinux.com> + * Keith Whitwell <keithw@valinux.com> * + * Rewritten by: + * Gareth Hughes <gareth@valinux.com> */ #define __NO_VERSION__ +#include "mga.h" #include "drmP.h" #include "mga_drv.h" #include "drm.h" -typedef u_int16_t u16; -typedef u_int32_t u32; - -#define MGAEMITCLIP_SIZE 10 -#define MGAEMITCTX_SIZE 20 -#define MGAG200EMITTEX_SIZE 20 -#define MGAG400EMITTEX0_SIZE 30 -#define MGAG400EMITTEX1_SIZE 25 -#define MGAG400EMITPIPE_SIZE 50 -#define MGAG200EMITPIPE_SIZE 15 - -#define MAX_STATE_SIZE ((MGAEMITCLIP_SIZE * MGA_NR_SAREA_CLIPRECTS) + \ - MGAEMITCTX_SIZE + MGAG400EMITTEX0_SIZE + \ - MGAG400EMITTEX1_SIZE + MGAG400EMITPIPE_SIZE) - +/* ================================================================ + * DMA hardware state programming functions + */ -static void mgaEmitClipRect(drm_mga_private_t * dev_priv, - drm_clip_rect_t * box) +static void mga_emit_clip_rect( drm_mga_private_t *dev_priv, + drm_clip_rect_t *box ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int *regs = sarea_priv->ContextState; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + unsigned int pitch = dev_priv->front_pitch; + DMA_LOCALS; - /* This takes 10 dwords */ - PRIMGETPTR(dev_priv); + BEGIN_DMA( 2 ); - /* Force reset of dwgctl (eliminates clip disable) */ - if (dev_priv->chipset == MGA_CARD_TYPE_G400) { -#if 0 - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DWGSYNC, 0); - PRIMOUTREG(MGAREG_DWGSYNC, 0); - PRIMOUTREG(MGAREG_DWGCTL, regs[MGA_CTXREG_DWGCTL]); -#else - PRIMOUTREG(MGAREG_DWGCTL, regs[MGA_CTXREG_DWGCTL]); - PRIMOUTREG(MGAREG_LEN + MGAREG_MGA_EXEC, 0x80000000); - PRIMOUTREG(MGAREG_DWGCTL, regs[MGA_CTXREG_DWGCTL]); - PRIMOUTREG(MGAREG_LEN + MGAREG_MGA_EXEC, 0x80000000); -#endif + /* Force reset of DWGCTL on G400 (eliminates clip disable bit). + */ + if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) { + DMA_BLOCK( MGA_DWGCTL, ctx->dwgctl, + MGA_LEN + MGA_EXEC, 0x80000000, + MGA_DWGCTL, ctx->dwgctl, + MGA_LEN + MGA_EXEC, 0x80000000 ); } - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_CXBNDRY, ((box->x2) << 16) | (box->x1)); - PRIMOUTREG(MGAREG_YTOP, box->y1 * dev_priv->stride / dev_priv->cpp); - PRIMOUTREG(MGAREG_YBOT, box->y2 * dev_priv->stride / dev_priv->cpp); + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_CXBNDRY, (box->x2 << 16) | box->x1, + MGA_YTOP, box->y1 * pitch, + MGA_YBOT, box->y2 * pitch ); - PRIMADVANCE(dev_priv); + ADVANCE_DMA(); } -static void mgaEmitContext(drm_mga_private_t * dev_priv) +static __inline__ void mga_g200_emit_context( drm_mga_private_t *dev_priv ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int *regs = sarea_priv->ContextState; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); - - /* This takes a max of 20 dwords */ - PRIMGETPTR(dev_priv); - - PRIMOUTREG(MGAREG_DSTORG, regs[MGA_CTXREG_DSTORG]); - PRIMOUTREG(MGAREG_MACCESS, regs[MGA_CTXREG_MACCESS]); - PRIMOUTREG(MGAREG_PLNWT, regs[MGA_CTXREG_PLNWT]); - PRIMOUTREG(MGAREG_DWGCTL, regs[MGA_CTXREG_DWGCTL]); - - PRIMOUTREG(MGAREG_ALPHACTRL, regs[MGA_CTXREG_ALPHACTRL]); - PRIMOUTREG(MGAREG_FOGCOL, regs[MGA_CTXREG_FOGCOLOR]); - PRIMOUTREG(MGAREG_WFLAG, regs[MGA_CTXREG_WFLAG]); - PRIMOUTREG(MGAREG_ZORG, dev_priv->depthOffset); /* invarient */ - - if (dev_priv->chipset == MGA_CARD_TYPE_G400) { - PRIMOUTREG(MGAREG_WFLAG1, regs[MGA_CTXREG_WFLAG]); - PRIMOUTREG(MGAREG_TDUALSTAGE0, regs[MGA_CTXREG_TDUAL0]); - PRIMOUTREG(MGAREG_TDUALSTAGE1, regs[MGA_CTXREG_TDUAL1]); - PRIMOUTREG(MGAREG_FCOL, regs[MGA_CTXREG_FCOL]); - - PRIMOUTREG(MGAREG_STENCIL, regs[MGA_CTXREG_STENCIL]); - PRIMOUTREG(MGAREG_STENCILCTL, regs[MGA_CTXREG_STENCILCTL]); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + DMA_LOCALS; - } else { - PRIMOUTREG(MGAREG_FCOL, regs[MGA_CTXREG_FCOL]); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - } + BEGIN_DMA( 3 ); + + DMA_BLOCK( MGA_DSTORG, ctx->dstorg, + MGA_MACCESS, ctx->maccess, + MGA_PLNWT, ctx->plnwt, + MGA_DWGCTL, ctx->dwgctl ); - PRIMADVANCE(dev_priv); + DMA_BLOCK( MGA_ALPHACTRL, ctx->alphactrl, + MGA_FOGCOL, ctx->fogcolor, + MGA_WFLAG, ctx->wflag, + MGA_ZORG, dev_priv->depth_offset ); + + DMA_BLOCK( MGA_FCOL, ctx->fcol, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + ADVANCE_DMA(); } -static void mgaG200EmitTex(drm_mga_private_t * dev_priv) +static __inline__ void mga_g400_emit_context( drm_mga_private_t *dev_priv ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int *regs = sarea_priv->TexState[0]; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); - - PRIMGETPTR(dev_priv); + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + DMA_LOCALS; - /* This takes 20 dwords */ + BEGIN_DMA( 4 ); - PRIMOUTREG(MGAREG_TEXCTL2, regs[MGA_TEXREG_CTL2]); - PRIMOUTREG(MGAREG_TEXCTL, regs[MGA_TEXREG_CTL]); - PRIMOUTREG(MGAREG_TEXFILTER, regs[MGA_TEXREG_FILTER]); - PRIMOUTREG(MGAREG_TEXBORDERCOL, regs[MGA_TEXREG_BORDERCOL]); + DMA_BLOCK( MGA_DSTORG, ctx->dstorg, + MGA_MACCESS, ctx->maccess, + MGA_PLNWT, ctx->plnwt, + MGA_DWGCTL, ctx->dwgctl ); - PRIMOUTREG(MGAREG_TEXORG, regs[MGA_TEXREG_ORG]); - PRIMOUTREG(MGAREG_TEXORG1, regs[MGA_TEXREG_ORG1]); - PRIMOUTREG(MGAREG_TEXORG2, regs[MGA_TEXREG_ORG2]); - PRIMOUTREG(MGAREG_TEXORG3, regs[MGA_TEXREG_ORG3]); + DMA_BLOCK( MGA_ALPHACTRL, ctx->alphactrl, + MGA_FOGCOL, ctx->fogcolor, + MGA_WFLAG, ctx->wflag, + MGA_ZORG, dev_priv->depth_offset ); - PRIMOUTREG(MGAREG_TEXORG4, regs[MGA_TEXREG_ORG4]); - PRIMOUTREG(MGAREG_TEXWIDTH, regs[MGA_TEXREG_WIDTH]); - PRIMOUTREG(MGAREG_TEXHEIGHT, regs[MGA_TEXREG_HEIGHT]); - PRIMOUTREG(MGAREG_WR24, regs[MGA_TEXREG_WIDTH]); + DMA_BLOCK( MGA_WFLAG1, ctx->wflag, + MGA_TDUALSTAGE0, ctx->tdualstage0, + MGA_TDUALSTAGE1, ctx->tdualstage1, + MGA_FCOL, ctx->fcol ); - PRIMOUTREG(MGAREG_WR34, regs[MGA_TEXREG_HEIGHT]); - PRIMOUTREG(MGAREG_TEXTRANS, 0xffff); - PRIMOUTREG(MGAREG_TEXTRANSHIGH, 0xffff); - PRIMOUTREG(MGAREG_DMAPAD, 0); + DMA_BLOCK( MGA_STENCIL, ctx->stencil, + MGA_STENCILCTL, ctx->stencilctl, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); - PRIMADVANCE(dev_priv); + ADVANCE_DMA(); } -#define TMC_dualtex_enable 0x80 - -static void mgaG400EmitTex0(drm_mga_private_t * dev_priv) +static __inline__ void mga_g200_emit_tex0( drm_mga_private_t *dev_priv ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int *regs = sarea_priv->TexState[0]; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); - - PRIMGETPTR(dev_priv); - - /* This takes a max of 30 dwords */ - - PRIMOUTREG(MGAREG_TEXCTL2, regs[MGA_TEXREG_CTL2] | 0x00008000); - PRIMOUTREG(MGAREG_TEXCTL, regs[MGA_TEXREG_CTL]); - PRIMOUTREG(MGAREG_TEXFILTER, regs[MGA_TEXREG_FILTER]); - PRIMOUTREG(MGAREG_TEXBORDERCOL, regs[MGA_TEXREG_BORDERCOL]); + drm_mga_texture_regs_t *tex = &sarea_priv->tex_state[0]; + DMA_LOCALS; - PRIMOUTREG(MGAREG_TEXORG, regs[MGA_TEXREG_ORG]); - PRIMOUTREG(MGAREG_TEXORG1, regs[MGA_TEXREG_ORG1]); - PRIMOUTREG(MGAREG_TEXORG2, regs[MGA_TEXREG_ORG2]); - PRIMOUTREG(MGAREG_TEXORG3, regs[MGA_TEXREG_ORG3]); + BEGIN_DMA( 4 ); - PRIMOUTREG(MGAREG_TEXORG4, regs[MGA_TEXREG_ORG4]); - PRIMOUTREG(MGAREG_TEXWIDTH, regs[MGA_TEXREG_WIDTH]); - PRIMOUTREG(MGAREG_TEXHEIGHT, regs[MGA_TEXREG_HEIGHT]); - PRIMOUTREG(MGAREG_WR49, 0); + DMA_BLOCK( MGA_TEXCTL2, tex->texctl2, + MGA_TEXCTL, tex->texctl, + MGA_TEXFILTER, tex->texfilter, + MGA_TEXBORDERCOL, tex->texbordercol ); - PRIMOUTREG(MGAREG_WR57, 0); - PRIMOUTREG(MGAREG_WR53, 0); - PRIMOUTREG(MGAREG_WR61, 0); - PRIMOUTREG(MGAREG_WR52, 0x40); + DMA_BLOCK( MGA_TEXORG, tex->texorg, + MGA_TEXORG1, tex->texorg1, + MGA_TEXORG2, tex->texorg2, + MGA_TEXORG3, tex->texorg3 ); - PRIMOUTREG(MGAREG_WR60, 0x40); - PRIMOUTREG(MGAREG_WR54, regs[MGA_TEXREG_WIDTH] | 0x40); - PRIMOUTREG(MGAREG_WR62, regs[MGA_TEXREG_HEIGHT] | 0x40); - PRIMOUTREG(MGAREG_DMAPAD, 0); + DMA_BLOCK( MGA_TEXORG4, tex->texorg4, + MGA_TEXWIDTH, tex->texwidth, + MGA_TEXHEIGHT, tex->texheight, + MGA_WR24, tex->texwidth ); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); + DMA_BLOCK( MGA_WR34, tex->texheight, + MGA_TEXTRANS, 0x0000ffff, + MGA_TEXTRANSHIGH, 0x0000ffff, + MGA_DMAPAD, 0x00000000 ); - PRIMOUTREG(MGAREG_TEXTRANS, 0xffff); - PRIMOUTREG(MGAREG_TEXTRANSHIGH, 0xffff); - - PRIMADVANCE(dev_priv); + ADVANCE_DMA(); } -#define TMC_map1_enable 0x80000000 - -static void mgaG400EmitTex1(drm_mga_private_t * dev_priv) +static __inline__ void mga_g400_emit_tex0( drm_mga_private_t *dev_priv ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int *regs = sarea_priv->TexState[1]; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); - - PRIMGETPTR(dev_priv); - - /* This takes 25 dwords */ - - PRIMOUTREG(MGAREG_TEXCTL2, - regs[MGA_TEXREG_CTL2] | TMC_map1_enable | 0x00008000); - PRIMOUTREG(MGAREG_TEXCTL, regs[MGA_TEXREG_CTL]); - PRIMOUTREG(MGAREG_TEXFILTER, regs[MGA_TEXREG_FILTER]); - PRIMOUTREG(MGAREG_TEXBORDERCOL, regs[MGA_TEXREG_BORDERCOL]); + drm_mga_texture_regs_t *tex = &sarea_priv->tex_state[0]; + DMA_LOCALS; + + BEGIN_DMA( 6 ); + + DMA_BLOCK( MGA_TEXCTL2, tex->texctl2 | MGA_G400_TC2_MAGIC, + MGA_TEXCTL, tex->texctl, + MGA_TEXFILTER, tex->texfilter, + MGA_TEXBORDERCOL, tex->texbordercol ); + + DMA_BLOCK( MGA_TEXORG, tex->texorg, + MGA_TEXORG1, tex->texorg1, + MGA_TEXORG2, tex->texorg2, + MGA_TEXORG3, tex->texorg3 ); + + DMA_BLOCK( MGA_TEXORG4, tex->texorg4, + MGA_TEXWIDTH, tex->texwidth, + MGA_TEXHEIGHT, tex->texheight, + MGA_WR49, 0x00000000 ); + + DMA_BLOCK( MGA_WR57, 0x00000000, + MGA_WR53, 0x00000000, + MGA_WR61, 0x00000000, + MGA_WR52, MGA_G400_WR_MAGIC ); + + DMA_BLOCK( MGA_WR60, MGA_G400_WR_MAGIC, + MGA_WR54, tex->texwidth | MGA_G400_WR_MAGIC, + MGA_WR62, tex->texheight | MGA_G400_WR_MAGIC, + MGA_DMAPAD, 0x00000000 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_TEXTRANS, 0x0000ffff, + MGA_TEXTRANSHIGH, 0x0000ffff ); + + ADVANCE_DMA(); +} - PRIMOUTREG(MGAREG_TEXORG, regs[MGA_TEXREG_ORG]); - PRIMOUTREG(MGAREG_TEXORG1, regs[MGA_TEXREG_ORG1]); - PRIMOUTREG(MGAREG_TEXORG2, regs[MGA_TEXREG_ORG2]); - PRIMOUTREG(MGAREG_TEXORG3, regs[MGA_TEXREG_ORG3]); +static __inline__ void mga_g400_emit_tex1( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_texture_regs_t *tex = &sarea_priv->tex_state[1]; + DMA_LOCALS; + + BEGIN_DMA( 5 ); + + DMA_BLOCK( MGA_TEXCTL2, (tex->texctl2 | + MGA_MAP1_ENABLE | + MGA_G400_TC2_MAGIC), + MGA_TEXCTL, tex->texctl, + MGA_TEXFILTER, tex->texfilter, + MGA_TEXBORDERCOL, tex->texbordercol ); + + DMA_BLOCK( MGA_TEXORG, tex->texorg, + MGA_TEXORG1, tex->texorg1, + MGA_TEXORG2, tex->texorg2, + MGA_TEXORG3, tex->texorg3 ); + + DMA_BLOCK( MGA_TEXORG4, tex->texorg4, + MGA_TEXWIDTH, tex->texwidth, + MGA_TEXHEIGHT, tex->texheight, + MGA_WR49, 0x00000000 ); + + DMA_BLOCK( MGA_WR57, 0x00000000, + MGA_WR53, 0x00000000, + MGA_WR61, 0x00000000, + MGA_WR52, tex->texwidth | MGA_G400_WR_MAGIC ); + + DMA_BLOCK( MGA_WR60, tex->texheight | MGA_G400_WR_MAGIC, + MGA_TEXTRANS, 0x0000ffff, + MGA_TEXTRANSHIGH, 0x0000ffff, + MGA_TEXCTL2, tex->texctl2 | MGA_G400_TC2_MAGIC ); + + ADVANCE_DMA(); +} - PRIMOUTREG(MGAREG_TEXORG4, regs[MGA_TEXREG_ORG4]); - PRIMOUTREG(MGAREG_TEXWIDTH, regs[MGA_TEXREG_WIDTH]); - PRIMOUTREG(MGAREG_TEXHEIGHT, regs[MGA_TEXREG_HEIGHT]); - PRIMOUTREG(MGAREG_WR49, 0); +static __inline__ void mga_g200_emit_pipe( drm_mga_private_t *dev_priv ) +{ + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + unsigned int pipe = sarea_priv->warp_pipe; + DMA_LOCALS; - PRIMOUTREG(MGAREG_WR57, 0); - PRIMOUTREG(MGAREG_WR53, 0); - PRIMOUTREG(MGAREG_WR61, 0); - PRIMOUTREG(MGAREG_WR52, regs[MGA_TEXREG_WIDTH] | 0x40); + BEGIN_DMA( 3 ); - PRIMOUTREG(MGAREG_WR60, regs[MGA_TEXREG_HEIGHT] | 0x40); + DMA_BLOCK( MGA_WIADDR, MGA_WMODE_SUSPEND, + MGA_WVRTXSZ, 0x00000007, + MGA_WFLAG, 0x00000000, + MGA_WR24, 0x00000000 ); - PRIMOUTREG(MGAREG_TEXTRANS, 0xffff); - PRIMOUTREG(MGAREG_TEXTRANSHIGH, 0xffff); - PRIMOUTREG(MGAREG_TEXCTL2, regs[MGA_TEXREG_CTL2] | 0x00008000); + DMA_BLOCK( MGA_WR25, 0x00000100, + MGA_WR34, 0x00000000, + MGA_WR42, 0x0000ffff, + MGA_WR60, 0x0000ffff ); - PRIMADVANCE(dev_priv); + /* Padding required to to hardware bug. + */ + DMA_BLOCK( MGA_DMAPAD, 0xffffffff, + MGA_DMAPAD, 0xffffffff, + MGA_DMAPAD, 0xffffffff, + MGA_WIADDR, (dev_priv->warp_pipe_phys[pipe] | + MGA_WMODE_START | + MGA_WAGP_ENABLE) ); + + ADVANCE_DMA(); } -#define MAGIC_FPARAM_HEX_VALUE 0x46480000 -/* This is the hex value of 12800.0f which is a magic value we must - * set in wr56. - */ - - -#define EMIT_PIPE 50 -static void mgaG400EmitPipe(drm_mga_private_t * dev_priv) +static __inline__ void mga_g400_emit_pipe( drm_mga_private_t *dev_priv ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int pipe = sarea_priv->WarpPipe; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); - - PRIMGETPTR(dev_priv); - - /* This takes 50 dwords */ - - /* Establish vertex size. - */ - PRIMOUTREG(MGAREG_WIADDR2, WIA_wmode_suspend); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - - if (pipe & MGA_T2) { - PRIMOUTREG(MGAREG_WVRTXSZ, 0x00001e09); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - - PRIMOUTREG(MGAREG_WACCEPTSEQ, 0); - PRIMOUTREG(MGAREG_WACCEPTSEQ, 0); - PRIMOUTREG(MGAREG_WACCEPTSEQ, 0); - PRIMOUTREG(MGAREG_WACCEPTSEQ, 0x1e000000); + unsigned int pipe = sarea_priv->warp_pipe; + DMA_LOCALS; + + BEGIN_DMA( 10 ); + + DMA_BLOCK( MGA_WIADDR2, MGA_WMODE_SUSPEND, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + if ( pipe & MGA_T2 ) { + DMA_BLOCK( MGA_WVRTXSZ, 0x00001e09, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); + + DMA_BLOCK( MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x1e000000 ); } else { - if (dev_priv->WarpPipe & MGA_T2) { + if ( dev_priv->warp_pipe & MGA_T2 ) { /* Flush the WARP pipe */ - PRIMOUTREG(MGAREG_YDST, 0); - PRIMOUTREG(MGAREG_FXLEFT, 0); - PRIMOUTREG(MGAREG_FXRIGHT, 1); - PRIMOUTREG(MGAREG_DWGCTL, MGA_FLUSH_CMD); - - PRIMOUTREG(MGAREG_LEN + MGAREG_MGA_EXEC, 1); - PRIMOUTREG(MGAREG_DWGSYNC, 0x7000); - PRIMOUTREG(MGAREG_TEXCTL2, 0x00008000); - PRIMOUTREG(MGAREG_LEN + MGAREG_MGA_EXEC, 0); - - PRIMOUTREG(MGAREG_TEXCTL2, 0x80 | 0x00008000); - PRIMOUTREG(MGAREG_LEN + MGAREG_MGA_EXEC, 0); - PRIMOUTREG(MGAREG_TEXCTL2, 0x00008000); - PRIMOUTREG(MGAREG_DMAPAD, 0); + DMA_BLOCK( MGA_YDST, 0x00000000, + MGA_FXLEFT, 0x00000000, + MGA_FXRIGHT, 0x00000001, + MGA_DWGCTL, MGA_DWGCTL_FLUSH ); + + DMA_BLOCK( MGA_LEN + MGA_EXEC, 0x00000001, + MGA_DWGSYNC, 0x00007000, + MGA_TEXCTL2, MGA_G400_TC2_MAGIC, + MGA_LEN + MGA_EXEC, 0x00000000 ); + + DMA_BLOCK( MGA_TEXCTL2, (MGA_DUALTEX | + MGA_G400_TC2_MAGIC), + MGA_LEN + MGA_EXEC, 0x00000000, + MGA_TEXCTL2, MGA_G400_TC2_MAGIC, + MGA_DMAPAD, 0x00000000 ); } - PRIMOUTREG(MGAREG_WVRTXSZ, 0x00001807); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); + DMA_BLOCK( MGA_WVRTXSZ, 0x00001807, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000 ); - PRIMOUTREG(MGAREG_WACCEPTSEQ, 0); - PRIMOUTREG(MGAREG_WACCEPTSEQ, 0); - PRIMOUTREG(MGAREG_WACCEPTSEQ, 0); - PRIMOUTREG(MGAREG_WACCEPTSEQ, 0x18000000); + DMA_BLOCK( MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x00000000, + MGA_WACCEPTSEQ, 0x18000000 ); } - PRIMOUTREG(MGAREG_WFLAG, 0); - PRIMOUTREG(MGAREG_WFLAG1, 0); - PRIMOUTREG(MGAREG_WR56, MAGIC_FPARAM_HEX_VALUE); - PRIMOUTREG(MGAREG_DMAPAD, 0); - - PRIMOUTREG(MGAREG_WR49, 0); /* Tex stage 0 */ - PRIMOUTREG(MGAREG_WR57, 0); /* Tex stage 0 */ - PRIMOUTREG(MGAREG_WR53, 0); /* Tex stage 1 */ - PRIMOUTREG(MGAREG_WR61, 0); /* Tex stage 1 */ - - - PRIMOUTREG(MGAREG_WR54, 0x40); /* Tex stage 0 : w */ - PRIMOUTREG(MGAREG_WR62, 0x40); /* Tex stage 0 : h */ - PRIMOUTREG(MGAREG_WR52, 0x40); /* Tex stage 1 : w */ - PRIMOUTREG(MGAREG_WR60, 0x40); /* Tex stage 1 : h */ - - - /* Dma pading required due to hw bug */ - PRIMOUTREG(MGAREG_DMAPAD, 0xffffffff); - PRIMOUTREG(MGAREG_DMAPAD, 0xffffffff); - PRIMOUTREG(MGAREG_DMAPAD, 0xffffffff); - PRIMOUTREG(MGAREG_WIADDR2, - (u32) (dev_priv->WarpIndex[pipe]. - phys_addr | WIA_wmode_start | WIA_wagp_agp)); - PRIMADVANCE(dev_priv); + DMA_BLOCK( MGA_WFLAG, 0x00000000, + MGA_WFLAG1, 0x00000000, + MGA_WR56, MGA_G400_WR56_MAGIC, + MGA_DMAPAD, 0x00000000 ); + + DMA_BLOCK( MGA_WR49, 0x00000000, /* tex0 */ + MGA_WR57, 0x00000000, /* tex0 */ + MGA_WR53, 0x00000000, /* tex1 */ + MGA_WR61, 0x00000000 ); /* tex1 */ + + DMA_BLOCK( MGA_WR54, MGA_G400_WR_MAGIC, /* tex0 width */ + MGA_WR62, MGA_G400_WR_MAGIC, /* tex0 height */ + MGA_WR52, MGA_G400_WR_MAGIC, /* tex1 width */ + MGA_WR60, MGA_G400_WR_MAGIC ); /* tex1 height */ + + /* Padding required to to hardware bug */ + DMA_BLOCK( MGA_DMAPAD, 0xffffffff, + MGA_DMAPAD, 0xffffffff, + MGA_DMAPAD, 0xffffffff, + MGA_WIADDR2, (dev_priv->warp_pipe_phys[pipe] | + MGA_WMODE_START | + MGA_WAGP_ENABLE) ); + + ADVANCE_DMA(); } -static void mgaG200EmitPipe(drm_mga_private_t * dev_priv) +static void mga_g200_emit_state( drm_mga_private_t *dev_priv ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int pipe = sarea_priv->WarpPipe; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); - - PRIMGETPTR(dev_priv); - - /* This takes 15 dwords */ - - PRIMOUTREG(MGAREG_WIADDR, WIA_wmode_suspend); - PRIMOUTREG(MGAREG_WVRTXSZ, 7); - PRIMOUTREG(MGAREG_WFLAG, 0); - PRIMOUTREG(MGAREG_WR24, 0); /* tex w/h */ + unsigned int dirty = sarea_priv->dirty; - PRIMOUTREG(MGAREG_WR25, 0x100); - PRIMOUTREG(MGAREG_WR34, 0); /* tex w/h */ - PRIMOUTREG(MGAREG_WR42, 0xFFFF); - PRIMOUTREG(MGAREG_WR60, 0xFFFF); + if ( sarea_priv->warp_pipe != dev_priv->warp_pipe ) { + mga_g200_emit_pipe( dev_priv ); + dev_priv->warp_pipe = sarea_priv->warp_pipe; + } - /* Dma pading required due to hw bug */ - PRIMOUTREG(MGAREG_DMAPAD, 0xffffffff); - PRIMOUTREG(MGAREG_DMAPAD, 0xffffffff); - PRIMOUTREG(MGAREG_DMAPAD, 0xffffffff); - PRIMOUTREG(MGAREG_WIADDR, - (u32) (dev_priv->WarpIndex[pipe]. - phys_addr | WIA_wmode_start | WIA_wagp_agp)); + if ( dirty & MGA_UPLOAD_CONTEXT ) { + mga_g200_emit_context( dev_priv ); + sarea_priv->dirty &= ~MGA_UPLOAD_CONTEXT; + } - PRIMADVANCE(dev_priv); + if ( dirty & MGA_UPLOAD_TEX0 ) { + mga_g200_emit_tex0( dev_priv ); + sarea_priv->dirty &= ~MGA_UPLOAD_TEX0; + } } -static void mgaEmitState(drm_mga_private_t * dev_priv) +static void mga_g400_emit_state( drm_mga_private_t *dev_priv ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; unsigned int dirty = sarea_priv->dirty; - DRM_DEBUG("%s\n", __FUNCTION__); - - if (dev_priv->chipset == MGA_CARD_TYPE_G400) { - int multitex = sarea_priv->WarpPipe & MGA_T2; - - if (sarea_priv->WarpPipe != dev_priv->WarpPipe) { - mgaG400EmitPipe(dev_priv); - dev_priv->WarpPipe = sarea_priv->WarpPipe; - } - - if (dirty & MGA_UPLOAD_CTX) { - mgaEmitContext(dev_priv); - sarea_priv->dirty &= ~MGA_UPLOAD_CTX; - } + int multitex = sarea_priv->warp_pipe & MGA_T2; - if (dirty & MGA_UPLOAD_TEX0) { - mgaG400EmitTex0(dev_priv); - sarea_priv->dirty &= ~MGA_UPLOAD_TEX0; - } + if ( sarea_priv->warp_pipe != dev_priv->warp_pipe ) { + mga_g400_emit_pipe( dev_priv ); + dev_priv->warp_pipe = sarea_priv->warp_pipe; + } - if ((dirty & MGA_UPLOAD_TEX1) && multitex) { - mgaG400EmitTex1(dev_priv); - sarea_priv->dirty &= ~MGA_UPLOAD_TEX1; - } - } else { - if (sarea_priv->WarpPipe != dev_priv->WarpPipe) { - mgaG200EmitPipe(dev_priv); - dev_priv->WarpPipe = sarea_priv->WarpPipe; - } + if ( dirty & MGA_UPLOAD_CONTEXT ) { + mga_g400_emit_context( dev_priv ); + sarea_priv->dirty &= ~MGA_UPLOAD_CONTEXT; + } - if (dirty & MGA_UPLOAD_CTX) { - mgaEmitContext(dev_priv); - sarea_priv->dirty &= ~MGA_UPLOAD_CTX; - } + if ( dirty & MGA_UPLOAD_TEX0 ) { + mga_g400_emit_tex0( dev_priv ); + sarea_priv->dirty &= ~MGA_UPLOAD_TEX0; + } - if (dirty & MGA_UPLOAD_TEX0) { - mgaG200EmitTex(dev_priv); - sarea_priv->dirty &= ~MGA_UPLOAD_TEX0; - } + if ( (dirty & MGA_UPLOAD_TEX1) && multitex ) { + mga_g400_emit_tex1( dev_priv ); + sarea_priv->dirty &= ~MGA_UPLOAD_TEX1; } } +/* ================================================================ + * SAREA state verification + */ + /* Disallow all write destinations except the front and backbuffer. */ -static int mgaVerifyContext(drm_mga_private_t * dev_priv) +static int mga_verify_context( drm_mga_private_t *dev_priv ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int *regs = sarea_priv->ContextState; - - DRM_DEBUG("%s\n", __FUNCTION__); - - if (regs[MGA_CTXREG_DSTORG] != dev_priv->frontOffset && - regs[MGA_CTXREG_DSTORG] != dev_priv->backOffset) { - DRM_DEBUG("BAD DSTORG: %x (front %x, back %x)\n\n", - regs[MGA_CTXREG_DSTORG], dev_priv->frontOffset, - dev_priv->backOffset); - regs[MGA_CTXREG_DSTORG] = 0; - return -1; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + + if ( ctx->dstorg != dev_priv->front_offset && + ctx->dstorg != dev_priv->back_offset ) { + DRM_ERROR( "*** bad DSTORG: %x (front %x, back %x)\n\n", + ctx->dstorg, dev_priv->front_offset, + dev_priv->back_offset ); + ctx->dstorg = 0; + DRM_OS_RETURN( EINVAL ); } return 0; @@ -443,667 +420,647 @@ static int mgaVerifyContext(drm_mga_private_t * dev_priv) /* Disallow texture reads from PCI space. */ -static int mgaVerifyTex(drm_mga_private_t * dev_priv, int unit) +static int mga_verify_tex( drm_mga_private_t *dev_priv, int unit ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_texture_regs_t *tex = &sarea_priv->tex_state[unit]; + unsigned int org; - DRM_DEBUG("%s\n", __FUNCTION__); + org = tex->texorg & (MGA_TEXORGMAP_MASK | MGA_TEXORGACC_MASK); - if ((sarea_priv->TexState[unit][MGA_TEXREG_ORG] & 0x3) == 0x1) { - DRM_DEBUG("BAD TEXREG_ORG: %x, unit %d\n", - sarea_priv->TexState[unit][MGA_TEXREG_ORG], - unit); - sarea_priv->TexState[unit][MGA_TEXREG_ORG] = 0; - return -1; + if ( org == (MGA_TEXORGMAP_SYSMEM | MGA_TEXORGACC_PCI) ) { + DRM_ERROR( "*** bad TEXORG: 0x%x, unit %d\n", + tex->texorg, unit ); + tex->texorg = 0; + DRM_OS_RETURN( EINVAL ); } return 0; } -static int mgaVerifyState(drm_mga_private_t * dev_priv) +static int mga_verify_state( drm_mga_private_t *dev_priv ) { drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; unsigned int dirty = sarea_priv->dirty; - int rv = 0; - - DRM_DEBUG("%s\n", __FUNCTION__); + int ret = 0; - if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS) + if ( sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS ) sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; - if (dirty & MGA_UPLOAD_CTX) - rv |= mgaVerifyContext(dev_priv); + if ( dirty & MGA_UPLOAD_CONTEXT ) + ret |= mga_verify_context( dev_priv ); - if (dirty & MGA_UPLOAD_TEX0) - rv |= mgaVerifyTex(dev_priv, 0); + if ( dirty & MGA_UPLOAD_TEX0 ) + ret |= mga_verify_tex( dev_priv, 0 ); - if (dev_priv->chipset == MGA_CARD_TYPE_G400) { - if (dirty & MGA_UPLOAD_TEX1) - rv |= mgaVerifyTex(dev_priv, 1); + if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) { + if ( dirty & MGA_UPLOAD_TEX1 ) + ret |= mga_verify_tex( dev_priv, 1 ); - if (dirty & MGA_UPLOAD_PIPE) - rv |= (sarea_priv->WarpPipe > MGA_MAX_G400_PIPES); + if ( dirty & MGA_UPLOAD_PIPE ) + ret |= ( sarea_priv->warp_pipe > MGA_MAX_G400_PIPES ); } else { - if (dirty & MGA_UPLOAD_PIPE) - rv |= (sarea_priv->WarpPipe > MGA_MAX_G200_PIPES); + if ( dirty & MGA_UPLOAD_PIPE ) + ret |= ( sarea_priv->warp_pipe > MGA_MAX_G200_PIPES ); } - return rv == 0; + return ( ret == 0 ); } -static int mgaVerifyIload(drm_mga_private_t * dev_priv, - unsigned long bus_address, - unsigned int dstOrg, int length) +static int mga_verify_iload( drm_mga_private_t *dev_priv, + unsigned int dstorg, unsigned int length ) { - DRM_DEBUG("%s\n", __FUNCTION__); + if ( dstorg < dev_priv->texture_offset || + dstorg + length > (dev_priv->texture_offset + + dev_priv->texture_size) ) { + DRM_ERROR( "*** bad iload DSTORG: 0x%x\n", dstorg ); + DRM_OS_RETURN( EINVAL ); + } - if (dstOrg < dev_priv->textureOffset || - dstOrg + length > - (dev_priv->textureOffset + dev_priv->textureSize)) { - return EINVAL; + if ( length & MGA_ILOAD_MASK ) { + DRM_ERROR( "*** bad iload length: 0x%x\n", + length & MGA_ILOAD_MASK ); + DRM_OS_RETURN( EINVAL ); } - if (length % 64) { - return EINVAL; + + return 0; +} + +static int mga_verify_blit( drm_mga_private_t *dev_priv, + unsigned int srcorg, unsigned int dstorg ) +{ + if ( (srcorg & 0x3) == (MGA_SRCACC_PCI | MGA_SRCMAP_SYSMEM) || + (dstorg & 0x3) == (MGA_SRCACC_PCI | MGA_SRCMAP_SYSMEM) ) { + DRM_ERROR( "*** bad blit: src=0x%x dst=0x%x\n", + srcorg, dstorg ); + DRM_OS_RETURN( EINVAL ); } return 0; } -/* This copies a 64 byte aligned agp region to the frambuffer - * with a standard blit, the ioctl needs to do checking */ -static void mga_dma_dispatch_tex_blit(drm_device_t * dev, - unsigned long bus_address, - int length, unsigned int destOrg) +/* ================================================================ + * + */ + +static void mga_dma_dispatch_clear( drm_device_t *dev, + drm_mga_clear_t *clear ) { drm_mga_private_t *dev_priv = dev->dev_private; - int use_agp = PDEA_pagpxfer_enable | 0x00000001; - u16 y2; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + drm_clip_rect_t *pbox = sarea_priv->boxes; + int nbox = sarea_priv->nbox; + int i; + DMA_LOCALS; + DRM_DEBUG( __FUNCTION__ ":\n" ); - y2 = length / 64; + BEGIN_DMA( 1 ); - PRIM_OVERFLOW(dev, dev_priv, 30); + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DWGSYNC, 0x00007100, + MGA_DWGSYNC, 0x00007000 ); - PRIMOUTREG(MGAREG_DSTORG, destOrg); - PRIMOUTREG(MGAREG_MACCESS, 0x00000000); - DRM_DEBUG("srcorg : %lx\n", bus_address | use_agp); - PRIMOUTREG(MGAREG_SRCORG, (u32) bus_address | use_agp); - PRIMOUTREG(MGAREG_AR5, 64); + ADVANCE_DMA(); - PRIMOUTREG(MGAREG_PITCH, 64); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DWGCTL, MGA_COPY_CMD); + for ( i = 0 ; i < nbox ; i++ ) { + drm_clip_rect_t *box = &pbox[i]; + u32 height = box->y2 - box->y1; - PRIMOUTREG(MGAREG_AR0, 63); - PRIMOUTREG(MGAREG_AR3, 0); - PRIMOUTREG(MGAREG_FXBNDRY, (63 << 16)); - PRIMOUTREG(MGAREG_YDSTLEN + MGAREG_MGA_EXEC, y2); + DRM_DEBUG( " from=%d,%d to=%d,%d\n", + box->x1, box->y1, box->x2, box->y2 ); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_SRCORG, 0); - PRIMOUTREG(MGAREG_PITCH, dev_priv->stride / dev_priv->cpp); - PRIMOUTREG(MGAREG_DWGSYNC, 0x7000); + if ( clear->flags & MGA_FRONT ) { + BEGIN_DMA( 2 ); - PRIMADVANCE(dev_priv); -} + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_PLNWT, clear->color_mask, + MGA_YDSTLEN, (box->y1 << 16) | height, + MGA_FXBNDRY, (box->x2 << 16) | box->x1 ); -static void mga_dma_dispatch_vertex(drm_device_t * dev, drm_buf_t * buf) -{ - drm_mga_private_t *dev_priv = dev->dev_private; - drm_mga_buf_priv_t *buf_priv = buf->dev_private; - drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned long address = (unsigned long) buf->bus_address; - int length = buf->used; - int use_agp = PDEA_pagpxfer_enable; - int i = 0; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_FCOL, clear->clear_color, + MGA_DSTORG, dev_priv->front_offset, + MGA_DWGCTL + MGA_EXEC, + dev_priv->clear_cmd ); - DRM_DEBUG("dispatch vertex %d addr 0x%lx, " - "length 0x%x nbox %d dirty %x\n", - buf->idx, address, length, - sarea_priv->nbox, sarea_priv->dirty); + ADVANCE_DMA(); + } - DRM_DEBUG("used : %d, total : %d\n", buf->used, buf->total); - if (buf->used) { - /* WARNING: if you change any of the state functions verify - * these numbers (Overestimating this doesn't hurt). - */ - buf_priv->dispatched = 1; - PRIM_OVERFLOW(dev, dev_priv, - (MAX_STATE_SIZE + (5 * MGA_NR_SAREA_CLIPRECTS))); - mgaEmitState(dev_priv); + if ( clear->flags & MGA_BACK ) { + BEGIN_DMA( 2 ); -#if 0 - length = dev_priv->vertexsize * 3 * 4; -#endif + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_PLNWT, clear->color_mask, + MGA_YDSTLEN, (box->y1 << 16) | height, + MGA_FXBNDRY, (box->x2 << 16) | box->x1 ); + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_FCOL, clear->clear_color, + MGA_DSTORG, dev_priv->back_offset, + MGA_DWGCTL + MGA_EXEC, + dev_priv->clear_cmd ); + ADVANCE_DMA(); + } - do { - if (i < sarea_priv->nbox) { - DRM_DEBUG("idx %d Emit box %d/%d:" - "%d,%d - %d,%d\n", - buf->idx, - i, sarea_priv->nbox, - sarea_priv->boxes[i].x1, - sarea_priv->boxes[i].y1, - sarea_priv->boxes[i].x2, - sarea_priv->boxes[i].y2); - - mgaEmitClipRect(dev_priv, - &sarea_priv->boxes[i]); - } + if ( clear->flags & MGA_DEPTH ) { + BEGIN_DMA( 2 ); - PRIMGETPTR(dev_priv); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_SECADDRESS, - ((u32) address) | TT_VERTEX); - PRIMOUTREG(MGAREG_SECEND, - (((u32) (address + length)) | use_agp)); - PRIMADVANCE(dev_priv); - } while (++i < sarea_priv->nbox); - } + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_PLNWT, clear->depth_mask, + MGA_YDSTLEN, (box->y1 << 16) | height, + MGA_FXBNDRY, (box->x2 << 16) | box->x1 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_FCOL, clear->clear_depth, + MGA_DSTORG, dev_priv->depth_offset, + MGA_DWGCTL + MGA_EXEC, + dev_priv->clear_cmd ); + + ADVANCE_DMA(); + } - if (buf_priv->discard) { - if (buf_priv->dispatched == 1) - AGEBUF(dev_priv, buf_priv); - buf_priv->dispatched = 0; - mga_freelist_put(dev, buf); } + BEGIN_DMA( 1 ); + + /* Force reset of DWGCTL */ + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_PLNWT, ctx->plnwt, + MGA_DWGCTL, ctx->dwgctl ); + + ADVANCE_DMA(); + FLUSH_DMA(); } +static void mga_dma_dispatch_swap( drm_device_t *dev ) +{ + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + drm_clip_rect_t *pbox = sarea_priv->boxes; + int nbox = sarea_priv->nbox; + int i; + DMA_LOCALS; + DRM_DEBUG( __FUNCTION__ ":\n" ); + + sarea_priv->last_frame.head = dev_priv->prim.tail; + sarea_priv->last_frame.wrap = dev_priv->prim.last_wrap; + + BEGIN_DMA( 4 + nbox ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DWGSYNC, 0x00007100, + MGA_DWGSYNC, 0x00007000 ); + + DMA_BLOCK( MGA_DSTORG, dev_priv->front_offset, + MGA_MACCESS, dev_priv->maccess, + MGA_SRCORG, dev_priv->back_offset, + MGA_AR5, dev_priv->front_pitch ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_PLNWT, 0xffffffff, + MGA_DWGCTL, MGA_DWGCTL_COPY ); + + for ( i = 0 ; i < nbox ; i++ ) { + drm_clip_rect_t *box = &pbox[i]; + u32 height = box->y2 - box->y1; + u32 start = box->y1 * dev_priv->front_pitch; + + DRM_DEBUG( " from=%d,%d to=%d,%d\n", + box->x1, box->y1, box->x2, box->y2 ); + + DMA_BLOCK( MGA_AR0, start + box->x2 - 1, + MGA_AR3, start + box->x1, + MGA_FXBNDRY, ((box->x2 - 1) << 16) | box->x1, + MGA_YDSTLEN + MGA_EXEC, + (box->y1 << 16) | height ); + } -static void mga_dma_dispatch_indices(drm_device_t * dev, - drm_buf_t * buf, - unsigned int start, unsigned int end) + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_PLNWT, ctx->plnwt, + MGA_SRCORG, dev_priv->front_offset, + MGA_DWGCTL, ctx->dwgctl ); + + ADVANCE_DMA(); + + FLUSH_DMA(); + + DRM_DEBUG( "%s... done.\n", __FUNCTION__ ); +} + +static void mga_dma_dispatch_vertex( drm_device_t *dev, drm_buf_t *buf ) { drm_mga_private_t *dev_priv = dev->dev_private; drm_mga_buf_priv_t *buf_priv = buf->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int address = (unsigned int) buf->bus_address; - int use_agp = PDEA_pagpxfer_enable; + u32 address = (u32) buf->bus_address; + u32 length = (u32) buf->used; int i = 0; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); - - DRM_DEBUG("dispatch indices %d addr 0x%x, " - "start 0x%x end 0x%x nbox %d dirty %x\n", - buf->idx, address, start, end, - sarea_priv->nbox, sarea_priv->dirty); - - if (start != end) { - /* WARNING: if you change any of the state functions verify - * these numbers (Overestimating this doesn't hurt). - */ + DMA_LOCALS; + DRM_DEBUG( "vertex: buf=%d used=%d\n", buf->idx, buf->used ); + + if ( buf->used ) { buf_priv->dispatched = 1; - PRIM_OVERFLOW(dev, dev_priv, - (MAX_STATE_SIZE + (5 * MGA_NR_SAREA_CLIPRECTS))); - mgaEmitState(dev_priv); + MGA_EMIT_STATE( dev_priv, sarea_priv->dirty ); do { - if (i < sarea_priv->nbox) { - DRM_DEBUG("idx %d Emit box %d/%d:" - "%d,%d - %d,%d\n", - buf->idx, - i, sarea_priv->nbox, - sarea_priv->boxes[i].x1, - sarea_priv->boxes[i].y1, - sarea_priv->boxes[i].x2, - sarea_priv->boxes[i].y2); - - mgaEmitClipRect(dev_priv, - &sarea_priv->boxes[i]); + if ( i < sarea_priv->nbox ) { + mga_emit_clip_rect( dev_priv, + &sarea_priv->boxes[i] ); } - PRIMGETPTR(dev_priv); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_SETUPADDRESS, - ((address + start) | - SETADD_mode_vertlist)); - PRIMOUTREG(MGAREG_SETUPEND, - ((address + end) | use_agp)); - - PRIMADVANCE(dev_priv); - } while (++i < sarea_priv->nbox); + BEGIN_DMA( 1 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_SECADDRESS, (address | + MGA_DMA_VERTEX), + MGA_SECEND, ((address + length) | + MGA_PAGPXFER) ); + + ADVANCE_DMA(); + } while ( ++i < sarea_priv->nbox ); } - if (buf_priv->discard) { - if (buf_priv->dispatched == 1) - AGEBUF(dev_priv, buf_priv); + + if ( buf_priv->discard ) { + AGE_BUFFER( buf_priv ); + buf->pending = 0; + buf->used = 0; buf_priv->dispatched = 0; - mga_freelist_put(dev, buf); - } -} + mga_freelist_put( dev, buf ); + } -static void mga_dma_dispatch_clear(drm_device_t * dev, int flags, - unsigned int clear_color, - unsigned int clear_zval, - unsigned int clear_colormask, - unsigned int clear_depthmask) + FLUSH_DMA(); +} +static void mga_dma_dispatch_indices( drm_device_t *dev, drm_buf_t *buf, + unsigned int start, unsigned int end ) { drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_buf_priv_t *buf_priv = buf->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int *regs = sarea_priv->ContextState; - int nbox = sarea_priv->nbox; - drm_clip_rect_t *pbox = sarea_priv->boxes; - unsigned int cmd; - int i; - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); - - if (dev_priv->sgram) - cmd = MGA_CLEAR_CMD | DC_atype_blk; - else - cmd = MGA_CLEAR_CMD | DC_atype_rstr; - - PRIM_OVERFLOW(dev, dev_priv, 35 * MGA_NR_SAREA_CLIPRECTS); - - for (i = 0; i < nbox; i++) { - unsigned int height = pbox[i].y2 - pbox[i].y1; - - DRM_DEBUG("dispatch clear %d,%d-%d,%d flags %x!\n", - pbox[i].x1, pbox[i].y1, pbox[i].x2, - pbox[i].y2, flags); - - if (flags & MGA_FRONT) { - DRM_DEBUG("clear front\n"); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_PLNWT, clear_colormask); - PRIMOUTREG(MGAREG_YDSTLEN, - (pbox[i].y1 << 16) | height); - PRIMOUTREG(MGAREG_FXBNDRY, - (pbox[i].x2 << 16) | pbox[i].x1); - - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_FCOL, clear_color); - PRIMOUTREG(MGAREG_DSTORG, dev_priv->frontOffset); - PRIMOUTREG(MGAREG_DWGCTL + MGAREG_MGA_EXEC, cmd); - } + u32 address = (u32) buf->bus_address; + int i = 0; + DMA_LOCALS; + DRM_DEBUG( "indices: buf=%d start=%d end=%d\n", buf->idx, start, end ); - if (flags & MGA_BACK) { - DRM_DEBUG("clear back\n"); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_PLNWT, clear_colormask); - PRIMOUTREG(MGAREG_YDSTLEN, - (pbox[i].y1 << 16) | height); - PRIMOUTREG(MGAREG_FXBNDRY, - (pbox[i].x2 << 16) | pbox[i].x1); - - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_FCOL, clear_color); - PRIMOUTREG(MGAREG_DSTORG, dev_priv->backOffset); - PRIMOUTREG(MGAREG_DWGCTL + MGAREG_MGA_EXEC, cmd); - } + if ( start != end ) { + buf_priv->dispatched = 1; - if (flags & MGA_DEPTH) { - DRM_DEBUG("clear depth\n"); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_PLNWT, clear_depthmask); - PRIMOUTREG(MGAREG_YDSTLEN, - (pbox[i].y1 << 16) | height); - PRIMOUTREG(MGAREG_FXBNDRY, - (pbox[i].x2 << 16) | pbox[i].x1); - - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_FCOL, clear_zval); - PRIMOUTREG(MGAREG_DSTORG, dev_priv->depthOffset); - PRIMOUTREG(MGAREG_DWGCTL + MGAREG_MGA_EXEC, cmd); - } + MGA_EMIT_STATE( dev_priv, sarea_priv->dirty ); + + do { + if ( i < sarea_priv->nbox ) { + mga_emit_clip_rect( dev_priv, + &sarea_priv->boxes[i] ); + } + + BEGIN_DMA( 1 ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_SETUPADDRESS, address + start, + MGA_SETUPEND, ((address + end) | + MGA_PAGPXFER) ); + + ADVANCE_DMA(); + } while ( ++i < sarea_priv->nbox ); } - /* Force reset of DWGCTL */ - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DWGCTL, regs[MGA_CTXREG_DWGCTL]); - PRIMADVANCE(dev_priv); + if ( buf_priv->discard ) { + AGE_BUFFER( buf_priv ); + buf->pending = 0; + buf->used = 0; + buf_priv->dispatched = 0; + + mga_freelist_put( dev, buf ); + } + + FLUSH_DMA(); } -static void mga_dma_dispatch_swap(drm_device_t * dev) +/* This copies a 64 byte aligned agp region to the frambuffer with a + * standard blit, the ioctl needs to do checking. + */ +static void mga_dma_dispatch_iload( drm_device_t *dev, drm_buf_t *buf, + unsigned int dstorg, unsigned int length ) { drm_mga_private_t *dev_priv = dev->dev_private; - drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - unsigned int *regs = sarea_priv->ContextState; - int nbox = sarea_priv->nbox; - drm_clip_rect_t *pbox = sarea_priv->boxes; - int i; - int pixel_stride = dev_priv->stride / dev_priv->cpp; + drm_mga_buf_priv_t *buf_priv = buf->dev_private; + drm_mga_context_regs_t *ctx = &dev_priv->sarea_priv->context_state; + u32 srcorg = buf->bus_address | MGA_SRCACC_AGP | MGA_SRCMAP_SYSMEM; + u32 y2; + DMA_LOCALS; + DRM_DEBUG( "%s: buf=%d used=%d\n", + __FUNCTION__, buf->idx, buf->used ); - PRIMLOCALS; - DRM_DEBUG("%s\n", __FUNCTION__); + y2 = length / 64; - PRIM_OVERFLOW(dev, dev_priv, (MGA_NR_SAREA_CLIPRECTS * 5) + 20); + BEGIN_DMA( 5 ); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DWGSYNC, 0x7100); - PRIMOUTREG(MGAREG_DWGSYNC, 0x7000); + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DWGSYNC, 0x00007100, + MGA_DWGSYNC, 0x00007000 ); - PRIMOUTREG(MGAREG_DSTORG, dev_priv->frontOffset); - PRIMOUTREG(MGAREG_MACCESS, dev_priv->mAccess); - PRIMOUTREG(MGAREG_SRCORG, dev_priv->backOffset); - PRIMOUTREG(MGAREG_AR5, pixel_stride); + DMA_BLOCK( MGA_DSTORG, dstorg, + MGA_MACCESS, 0x00000000, + MGA_SRCORG, srcorg, + MGA_AR5, 64 ); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DWGCTL, MGA_COPY_CMD); + DMA_BLOCK( MGA_PITCH, 64, + MGA_PLNWT, 0xffffffff, + MGA_DMAPAD, 0x00000000, + MGA_DWGCTL, MGA_DWGCTL_COPY ); + DMA_BLOCK( MGA_AR0, 63, + MGA_AR3, 0, + MGA_FXBNDRY, (63 << 16) | 0, + MGA_YDSTLEN + MGA_EXEC, y2 ); - for (i = 0; i < nbox; i++) { - unsigned int h = pbox[i].y2 - pbox[i].y1; - unsigned int start = pbox[i].y1 * pixel_stride; + DMA_BLOCK( MGA_PLNWT, ctx->plnwt, + MGA_SRCORG, dev_priv->front_offset, + MGA_PITCH, dev_priv->front_pitch, + MGA_DWGSYNC, 0x00007000 ); - PRIMOUTREG(MGAREG_AR0, start + pbox[i].x2 - 1); - PRIMOUTREG(MGAREG_AR3, start + pbox[i].x1); - PRIMOUTREG(MGAREG_FXBNDRY, - pbox[i].x1 | ((pbox[i].x2 - 1) << 16)); - PRIMOUTREG(MGAREG_YDSTLEN + MGAREG_MGA_EXEC, - (pbox[i].y1 << 16) | h); - } + ADVANCE_DMA(); - /* Force reset of DWGCTL */ - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_DMAPAD, 0); - PRIMOUTREG(MGAREG_SRCORG, 0); - PRIMOUTREG(MGAREG_DWGCTL, regs[MGA_CTXREG_DWGCTL]); + AGE_BUFFER( buf_priv ); + + buf->pending = 0; + buf->used = 0; + buf_priv->dispatched = 0; - PRIMADVANCE(dev_priv); + mga_freelist_put( dev, buf ); + + FLUSH_DMA(); } -int mga_clear_bufs(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) +static void mga_dma_dispatch_blit( drm_device_t *dev, + drm_mga_blit_t *blit ) { - drm_device_t *dev = kdev->si_drv1; - drm_mga_private_t *dev_priv = - (drm_mga_private_t *) dev->dev_private; + drm_mga_private_t *dev_priv = dev->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - drm_mga_clear_t clear; - int s; + drm_mga_context_regs_t *ctx = &sarea_priv->context_state; + drm_clip_rect_t *pbox = sarea_priv->boxes; + int nbox = sarea_priv->nbox; + u32 scandir = 0, i; + DMA_LOCALS; + DRM_DEBUG( __FUNCTION__ ":\n" ); + + BEGIN_DMA( 4 + nbox ); + + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_DMAPAD, 0x00000000, + MGA_DWGSYNC, 0x00007100, + MGA_DWGSYNC, 0x00007000 ); + + DMA_BLOCK( MGA_DWGCTL, MGA_DWGCTL_COPY, + MGA_PLNWT, blit->planemask, + MGA_SRCORG, blit->srcorg, + MGA_DSTORG, blit->dstorg ); + + DMA_BLOCK( MGA_SGN, scandir, + MGA_MACCESS, dev_priv->maccess, + MGA_AR5, blit->ydir * blit->src_pitch, + MGA_PITCH, blit->dst_pitch ); + + for ( i = 0 ; i < nbox ; i++ ) { + int srcx = pbox[i].x1 + blit->delta_sx; + int srcy = pbox[i].y1 + blit->delta_sy; + int dstx = pbox[i].x1 + blit->delta_dx; + int dsty = pbox[i].y1 + blit->delta_dy; + int h = pbox[i].y2 - pbox[i].y1; + int w = pbox[i].x2 - pbox[i].x1 - 1; + int start; + + if ( blit->ydir == -1 ) { + srcy = blit->height - srcy - 1; + } - clear = *(drm_mga_clear_t *) data; - DRM_DEBUG("%s\n", __FUNCTION__); + start = srcy * blit->src_pitch + srcx; - if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { - DRM_ERROR("mga_clear_bufs called without lock held\n"); - return EINVAL; + DMA_BLOCK( MGA_AR0, start + w, + MGA_AR3, start, + MGA_FXBNDRY, ((dstx + w) << 16) | (dstx & 0xffff), + MGA_YDSTLEN + MGA_EXEC, (dsty << 16) | h ); } - if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS) - sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; - - /* Make sure we restore the 3D state next time. + /* Do something to flush AGP? */ - dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CTX; - mga_dma_dispatch_clear(dev, clear.flags, - clear.clear_color, - clear.clear_depth, - clear.clear_color_mask, - clear.clear_depth_mask); - PRIMUPDATE(dev_priv); - mga_flush_write_combine(); - s = splsofttq(); - mga_dma_schedule(dev, 1); - splx(s); - return 0; + + /* Force reset of DWGCTL */ + DMA_BLOCK( MGA_DMAPAD, 0x00000000, + MGA_PLNWT, ctx->plnwt, + MGA_PITCH, dev_priv->front_pitch, + MGA_DWGCTL, ctx->dwgctl ); + + ADVANCE_DMA(); } -int mga_swap_bufs(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) + +/* ================================================================ + * + */ + +int mga_dma_clear( DRM_OS_IOCTL ) { - drm_device_t *dev = kdev->si_drv1; - drm_mga_private_t *dev_priv = - (drm_mga_private_t *) dev->dev_private; + DRM_OS_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - int s; + drm_mga_clear_t clear; - DRM_DEBUG("%s\n", __FUNCTION__); + LOCK_TEST_WITH_RETURN( dev ); - if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { - DRM_ERROR("mga_swap_bufs called without lock held\n"); - return EINVAL; - } + DRM_OS_KRNFROMUSR( clear, (drm_mga_clear_t *) data, sizeof(clear) ); - if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS) + if ( sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS ) sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; + WRAP_TEST_WITH_RETURN( dev_priv ); + + mga_dma_dispatch_clear( dev, &clear ); + /* Make sure we restore the 3D state next time. */ - dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CTX; - mga_dma_dispatch_swap(dev); - PRIMUPDATE(dev_priv); - set_bit(MGA_BUF_SWAP_PENDING, - &dev_priv->current_prim->buffer_status); - mga_flush_write_combine(); - s = splsofttq(); - mga_dma_schedule(dev, 1); - splx(s); + dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT; + return 0; } -int mga_iload(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) +int mga_dma_swap( DRM_OS_IOCTL ) { - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - drm_mga_private_t *dev_priv = - (drm_mga_private_t *) dev->dev_private; + DRM_OS_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; - drm_buf_t *buf; - drm_mga_buf_priv_t *buf_priv; - drm_mga_iload_t iload; - unsigned long bus_address; - int s; - DRM_DEBUG("%s\n", __FUNCTION__); + LOCK_TEST_WITH_RETURN( dev ); - DRM_DEBUG("Starting Iload\n"); - iload = *(drm_mga_iload_t *) data; + if ( sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; - if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { - DRM_ERROR("mga_iload called without lock held\n"); - return EINVAL; - } + WRAP_TEST_WITH_RETURN( dev_priv ); - buf = dma->buflist[iload.idx]; - buf_priv = buf->dev_private; - bus_address = buf->bus_address; - DRM_DEBUG("bus_address %lx, length %d, destorg : %x\n", - bus_address, iload.length, iload.destOrg); - - if (mgaVerifyIload(dev_priv, - bus_address, iload.destOrg, iload.length)) { - mga_freelist_put(dev, buf); - return EINVAL; - } + mga_dma_dispatch_swap( dev ); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT; - sarea_priv->dirty |= MGA_UPLOAD_CTX; - - mga_dma_dispatch_tex_blit(dev, bus_address, iload.length, - iload.destOrg); - AGEBUF(dev_priv, buf_priv); - buf_priv->discard = 1; - mga_freelist_put(dev, buf); - mga_flush_write_combine(); - s = splsofttq(); - mga_dma_schedule(dev, 1); - splx(s); return 0; } -int mga_vertex(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) +int mga_dma_vertex( DRM_OS_IOCTL ) { - drm_device_t *dev = kdev->si_drv1; - drm_mga_private_t *dev_priv = - (drm_mga_private_t *) dev->dev_private; + DRM_OS_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; drm_device_dma_t *dma = dev->dma; drm_buf_t *buf; drm_mga_buf_priv_t *buf_priv; drm_mga_vertex_t vertex; - DRM_DEBUG("%s\n", __FUNCTION__); + LOCK_TEST_WITH_RETURN( dev ); - vertex = *(drm_mga_vertex_t *) data; - - if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { - DRM_ERROR("mga_vertex called without lock held\n"); - return EINVAL; - } - - DRM_DEBUG("mga_vertex\n"); + DRM_OS_KRNFROMUSR( vertex, (drm_mga_vertex_t *) data, sizeof(vertex) ); + if(vertex.idx < 0 || vertex.idx > dma->buf_count) DRM_OS_RETURN( EINVAL ); buf = dma->buflist[vertex.idx]; buf_priv = buf->dev_private; buf->used = vertex.used; buf_priv->discard = vertex.discard; - if (!mgaVerifyState(dev_priv)) { - if (vertex.discard) { - if (buf_priv->dispatched == 1) - AGEBUF(dev_priv, buf_priv); + if ( !mga_verify_state( dev_priv ) ) { + if ( vertex.discard ) { + if ( buf_priv->dispatched == 1 ) + AGE_BUFFER( buf_priv ); buf_priv->dispatched = 0; - mga_freelist_put(dev, buf); + mga_freelist_put( dev, buf ); } - DRM_DEBUG("bad state\n"); - return EINVAL; + DRM_OS_RETURN( EINVAL ); } - mga_dma_dispatch_vertex(dev, buf); + WRAP_TEST_WITH_RETURN( dev_priv ); + + mga_dma_dispatch_vertex( dev, buf ); - PRIMUPDATE(dev_priv); - mga_flush_write_combine(); - mga_dma_schedule(dev, 1); return 0; } - -int mga_indices(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) +int mga_dma_indices( DRM_OS_IOCTL ) { - drm_device_t *dev = kdev->si_drv1; - drm_mga_private_t *dev_priv = - (drm_mga_private_t *) dev->dev_private; + DRM_OS_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; drm_device_dma_t *dma = dev->dma; drm_buf_t *buf; drm_mga_buf_priv_t *buf_priv; drm_mga_indices_t indices; - DRM_DEBUG("%s\n", __FUNCTION__); - indices = *(drm_mga_indices_t *) data; + LOCK_TEST_WITH_RETURN( dev ); - if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { - DRM_ERROR("mga_indices called without lock held\n"); - return EINVAL; - } + DRM_OS_KRNFROMUSR( indices, (drm_mga_indices_t *) data, sizeof(indices) ); - DRM_DEBUG("mga_indices\n"); + if(indices.idx < 0 || indices.idx > dma->buf_count) DRM_OS_RETURN( EINVAL ); buf = dma->buflist[indices.idx]; buf_priv = buf->dev_private; buf_priv->discard = indices.discard; - if (!mgaVerifyState(dev_priv)) { - if (indices.discard) { - if (buf_priv->dispatched == 1) - AGEBUF(dev_priv, buf_priv); + if ( !mga_verify_state( dev_priv ) ) { + if ( indices.discard ) { + if ( buf_priv->dispatched == 1 ) + AGE_BUFFER( buf_priv ); buf_priv->dispatched = 0; - mga_freelist_put(dev, buf); + mga_freelist_put( dev, buf ); } - return EINVAL; + DRM_OS_RETURN( EINVAL ); } - mga_dma_dispatch_indices(dev, buf, indices.start, indices.end); + WRAP_TEST_WITH_RETURN( dev_priv ); + + mga_dma_dispatch_indices( dev, buf, indices.start, indices.end ); - PRIMUPDATE(dev_priv); - mga_flush_write_combine(); - mga_dma_schedule(dev, 1); return 0; } - - -static int -mga_dma_get_buffers(drm_device_t * dev, drm_dma_t * d, struct proc *p) +int mga_dma_iload( DRM_OS_IOCTL ) { - int i, error; + DRM_OS_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_mga_private_t *dev_priv = dev->dev_private; drm_buf_t *buf; - DRM_DEBUG("%s\n", __FUNCTION__); - - for (i = d->granted_count; i < d->request_count; i++) { - buf = mga_freelist_get(dev); - if (!buf) - break; - buf->pid = p->p_pid; - error = copyout(&buf->idx, - &d->request_indices[i], - sizeof(buf->idx)); - if (error) return error; - error = copyout(&buf->total, - &d->request_sizes[i], - sizeof(buf->total)); - if (error) return error; - ++d->granted_count; + drm_mga_buf_priv_t *buf_priv; + drm_mga_iload_t iload; + DRM_DEBUG( __FUNCTION__ ":\n" ); + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_OS_KRNFROMUSR( iload, (drm_mga_iload_t *) data, sizeof(iload) ); + +#if 0 + if ( mga_do_wait_for_idle( dev_priv ) ) { + if ( MGA_DMA_DEBUG ) + DRM_INFO( __FUNCTION__": -EBUSY\n" ); + DRM_OS_RETURN( EBUSY ); } +#endif + if(iload.idx < 0 || iload.idx > dma->buf_count) DRM_OS_RETURN( EINVAL ); + + buf = dma->buflist[iload.idx]; + buf_priv = buf->dev_private; + + if ( mga_verify_iload( dev_priv, iload.dstorg, iload.length ) ) { + mga_freelist_put( dev, buf ); + DRM_OS_RETURN( EINVAL ); + } + + WRAP_TEST_WITH_RETURN( dev_priv ); + + mga_dma_dispatch_iload( dev, buf, iload.dstorg, iload.length ); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT; + return 0; } -int mga_dma(dev_t kdev, u_long cmd, caddr_t data, - int flags, struct proc *p) +int mga_dma_blit( DRM_OS_IOCTL ) { - drm_device_t *dev = kdev->si_drv1; - drm_device_dma_t *dma = dev->dma; - int retcode = 0; - drm_dma_t d; - DRM_DEBUG("%s\n", __FUNCTION__); + DRM_OS_DEVICE; + drm_mga_private_t *dev_priv = dev->dev_private; + drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_mga_blit_t blit; + DRM_DEBUG( "%s\n", __FUNCTION__ ); - d = *(drm_dma_t *) data; - DRM_DEBUG("%d %d: %d send, %d req\n", - p->p_pid, d.context, d.send_count, d.request_count); + LOCK_TEST_WITH_RETURN( dev ); - if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { - DRM_ERROR("mga_dma called without lock held\n"); - return EINVAL; - } + DRM_OS_KRNFROMUSR( blit, (drm_mga_blit_t *) data, sizeof(blit) ); - /* Please don't send us buffers. - */ - if (d.send_count != 0) { - DRM_ERROR - ("Process %d trying to send %d buffers via drmDMA\n", - p->p_pid, d.send_count); - return EINVAL; - } + if ( sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS; - /* We'll send you buffers. - */ - if (d.request_count < 0 || d.request_count > dma->buf_count) { - DRM_ERROR - ("Process %d trying to get %d buffers (of %d max)\n", - p->p_pid, d.request_count, dma->buf_count); - return EINVAL; - } + if ( mga_verify_blit( dev_priv, blit.srcorg, blit.dstorg ) ) + DRM_OS_RETURN( EINVAL ); - d.granted_count = 0; + WRAP_TEST_WITH_RETURN( dev_priv ); - if (d.request_count) { - retcode = mga_dma_get_buffers(dev, &d, p); - } + mga_dma_dispatch_blit( dev, &blit ); - DRM_DEBUG("%d returning, granted = %d\n", - p->p_pid, d.granted_count); - *(drm_dma_t *) data = d; - return retcode; + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT; + + return 0; } diff --git a/bsd/mga_drm.h b/bsd/mga_drm.h new file mode 100644 index 000000000..4af2ca2e8 --- /dev/null +++ b/bsd/mga_drm.h @@ -0,0 +1,310 @@ +/* mga_drm.h -- Public header for the Matrox g200/g400 driver -*- linux-c -*- + * Created: Tue Jan 25 01:50:01 1999 by jhartmann@precisioninsight.com + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Jeff Hartmann <jhartmann@valinux.com> + * Keith Whitwell <keithw@valinux.com> + * + * Rewritten by: + * Gareth Hughes <gareth@valinux.com> + */ + +#ifndef __MGA_DRM_H__ +#define __MGA_DRM_H__ + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the Xserver file (mga_sarea.h) + */ +#ifndef __MGA_SAREA_DEFINES__ +#define __MGA_SAREA_DEFINES__ + +/* WARP pipe flags + */ +#define MGA_F 0x1 /* fog */ +#define MGA_A 0x2 /* alpha */ +#define MGA_S 0x4 /* specular */ +#define MGA_T2 0x8 /* multitexture */ + +#define MGA_WARP_TGZ 0 +#define MGA_WARP_TGZF (MGA_F) +#define MGA_WARP_TGZA (MGA_A) +#define MGA_WARP_TGZAF (MGA_F|MGA_A) +#define MGA_WARP_TGZS (MGA_S) +#define MGA_WARP_TGZSF (MGA_S|MGA_F) +#define MGA_WARP_TGZSA (MGA_S|MGA_A) +#define MGA_WARP_TGZSAF (MGA_S|MGA_F|MGA_A) +#define MGA_WARP_T2GZ (MGA_T2) +#define MGA_WARP_T2GZF (MGA_T2|MGA_F) +#define MGA_WARP_T2GZA (MGA_T2|MGA_A) +#define MGA_WARP_T2GZAF (MGA_T2|MGA_A|MGA_F) +#define MGA_WARP_T2GZS (MGA_T2|MGA_S) +#define MGA_WARP_T2GZSF (MGA_T2|MGA_S|MGA_F) +#define MGA_WARP_T2GZSA (MGA_T2|MGA_S|MGA_A) +#define MGA_WARP_T2GZSAF (MGA_T2|MGA_S|MGA_F|MGA_A) + +#define MGA_MAX_G200_PIPES 8 /* no multitex */ +#define MGA_MAX_G400_PIPES 16 +#define MGA_MAX_WARP_PIPES MGA_MAX_G400_PIPES +#define MGA_WARP_UCODE_SIZE 32768 /* in bytes */ + +#define MGA_CARD_TYPE_G200 1 +#define MGA_CARD_TYPE_G400 2 + + +#define MGA_FRONT 0x1 +#define MGA_BACK 0x2 +#define MGA_DEPTH 0x4 + +/* What needs to be changed for the current vertex dma buffer? + */ +#define MGA_UPLOAD_CONTEXT 0x1 +#define MGA_UPLOAD_TEX0 0x2 +#define MGA_UPLOAD_TEX1 0x4 +#define MGA_UPLOAD_PIPE 0x8 +#define MGA_UPLOAD_TEX0IMAGE 0x10 /* handled client-side */ +#define MGA_UPLOAD_TEX1IMAGE 0x20 /* handled client-side */ +#define MGA_UPLOAD_2D 0x40 +#define MGA_WAIT_AGE 0x80 /* handled client-side */ +#define MGA_UPLOAD_CLIPRECTS 0x100 /* handled client-side */ +#if 0 +#define MGA_DMA_FLUSH 0x200 /* set when someone gets the lock + quiescent */ +#endif + +/* 32 buffers of 64k each, total 2 meg. + */ +#define MGA_BUFFER_SIZE (1 << 16) +#define MGA_NUM_BUFFERS 128 + +/* Keep these small for testing. + */ +#define MGA_NR_SAREA_CLIPRECTS 8 + +/* 2 heaps (1 for card, 1 for agp), each divided into upto 128 + * regions, subject to a minimum region size of (1<<16) == 64k. + * + * Clients may subdivide regions internally, but when sharing between + * clients, the region size is the minimum granularity. + */ + +#define MGA_CARD_HEAP 0 +#define MGA_AGP_HEAP 1 +#define MGA_NR_TEX_HEAPS 2 +#define MGA_NR_TEX_REGIONS 16 +#define MGA_LOG_MIN_TEX_REGION_SIZE 16 + +#endif /* __MGA_SAREA_DEFINES__ */ + + +/* Setup registers for 3D context + */ +typedef struct { + unsigned int dstorg; + unsigned int maccess; + unsigned int plnwt; + unsigned int dwgctl; + unsigned int alphactrl; + unsigned int fogcolor; + unsigned int wflag; + unsigned int tdualstage0; + unsigned int tdualstage1; + unsigned int fcol; + unsigned int stencil; + unsigned int stencilctl; +} drm_mga_context_regs_t; + +/* Setup registers for 2D, X server + */ +typedef struct { + unsigned int pitch; +} drm_mga_server_regs_t; + +/* Setup registers for each texture unit + */ +typedef struct { + unsigned int texctl; + unsigned int texctl2; + unsigned int texfilter; + unsigned int texbordercol; + unsigned int texorg; + unsigned int texwidth; + unsigned int texheight; + unsigned int texorg1; + unsigned int texorg2; + unsigned int texorg3; + unsigned int texorg4; +} drm_mga_texture_regs_t; + +/* General aging mechanism + */ +typedef struct { + unsigned int head; /* Position of head pointer */ + unsigned int wrap; /* Primary DMA wrap count */ +} drm_mga_age_t; + +typedef struct _drm_mga_sarea { + /* The channel for communication of state information to the kernel + * on firing a vertex dma buffer. + */ + drm_mga_context_regs_t context_state; + drm_mga_server_regs_t server_state; + drm_mga_texture_regs_t tex_state[2]; + unsigned int warp_pipe; + unsigned int dirty; + unsigned int vertsize; + + /* The current cliprects, or a subset thereof. + */ + drm_clip_rect_t boxes[MGA_NR_SAREA_CLIPRECTS]; + unsigned int nbox; + + /* Information about the most recently used 3d drawable. The + * client fills in the req_* fields, the server fills in the + * exported_ fields and puts the cliprects into boxes, above. + * + * The client clears the exported_drawable field before + * clobbering the boxes data. + */ + unsigned int req_drawable; /* the X drawable id */ + unsigned int req_draw_buffer; /* MGA_FRONT or MGA_BACK */ + + unsigned int exported_drawable; + unsigned int exported_index; + unsigned int exported_stamp; + unsigned int exported_buffers; + unsigned int exported_nfront; + unsigned int exported_nback; + int exported_back_x, exported_front_x, exported_w; + int exported_back_y, exported_front_y, exported_h; + drm_clip_rect_t exported_boxes[MGA_NR_SAREA_CLIPRECTS]; + + /* Counters for aging textures and for client-side throttling. + */ + unsigned int status[4]; + unsigned int last_wrap; + + drm_mga_age_t last_frame; + unsigned int last_enqueue; /* last time a buffer was enqueued */ + unsigned int last_dispatch; /* age of the most recently dispatched buffer */ + unsigned int last_quiescent; /* */ + + /* LRU lists for texture memory in agp space and on the card. + */ + drm_tex_region_t texList[MGA_NR_TEX_HEAPS][MGA_NR_TEX_REGIONS+1]; + unsigned int texAge[MGA_NR_TEX_HEAPS]; + + /* Mechanism to validate card state. + */ + int ctxOwner; +} drm_mga_sarea_t; + + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the Xserver file (xf86drmMga.h) + */ +typedef struct _drm_mga_warp_index { + int installed; + unsigned long phys_addr; + int size; +} drm_mga_warp_index_t; + +typedef struct drm_mga_init { + enum { + MGA_INIT_DMA = 0x01, + MGA_CLEANUP_DMA = 0x02 + } func; + + unsigned long sarea_priv_offset; + + int chipset; + int sgram; + + unsigned int maccess; + + unsigned int fb_cpp; + unsigned int front_offset, front_pitch; + unsigned int back_offset, back_pitch; + + unsigned int depth_cpp; + unsigned int depth_offset, depth_pitch; + + unsigned int texture_offset[MGA_NR_TEX_HEAPS]; + unsigned int texture_size[MGA_NR_TEX_HEAPS]; + + unsigned long fb_offset; + unsigned long mmio_offset; + unsigned long status_offset; + unsigned long warp_offset; + unsigned long primary_offset; + unsigned long buffers_offset; +} drm_mga_init_t; + +typedef struct drm_mga_fullscreen { + enum { + MGA_INIT_FULLSCREEN = 0x01, + MGA_CLEANUP_FULLSCREEN = 0x02 + } func; +} drm_mga_fullscreen_t; + +typedef struct drm_mga_clear { + unsigned int flags; + unsigned int clear_color; + unsigned int clear_depth; + unsigned int color_mask; + unsigned int depth_mask; +} drm_mga_clear_t; + +typedef struct drm_mga_vertex { + int idx; /* buffer to queue */ + int used; /* bytes in use */ + int discard; /* client finished with buffer? */ +} drm_mga_vertex_t; + +typedef struct drm_mga_indices { + int idx; /* buffer to queue */ + unsigned int start; + unsigned int end; + int discard; /* client finished with buffer? */ +} drm_mga_indices_t; + +typedef struct drm_mga_iload { + int idx; + unsigned int dstorg; + unsigned int length; +} drm_mga_iload_t; + +typedef struct _drm_mga_blit { + unsigned int planemask; + unsigned int srcorg; + unsigned int dstorg; + int src_pitch, dst_pitch; + int delta_sx, delta_sy; + int delta_dx, delta_dy; + int height, ydir; /* flip image vertically */ + int source_pitch, dest_pitch; +} drm_mga_blit_t; + +#endif diff --git a/bsd/r128_drm.h b/bsd/r128_drm.h new file mode 100644 index 000000000..0fc6a6cd1 --- /dev/null +++ b/bsd/r128_drm.h @@ -0,0 +1,287 @@ +/* r128_drm.h -- Public header for the r128 driver -*- linux-c -*- + * Created: Wed Apr 5 19:24:19 2000 by kevin@precisioninsight.com + * + * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes <gareth@valinux.com> + * Kevin E. Martin <martin@valinux.com> + */ + +#ifndef __R128_DRM_H__ +#define __R128_DRM_H__ + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the X server file (r128_sarea.h) + */ +#ifndef __R128_SAREA_DEFINES__ +#define __R128_SAREA_DEFINES__ + +/* What needs to be changed for the current vertex buffer? + */ +#define R128_UPLOAD_CONTEXT 0x001 +#define R128_UPLOAD_SETUP 0x002 +#define R128_UPLOAD_TEX0 0x004 +#define R128_UPLOAD_TEX1 0x008 +#define R128_UPLOAD_TEX0IMAGES 0x010 +#define R128_UPLOAD_TEX1IMAGES 0x020 +#define R128_UPLOAD_CORE 0x040 +#define R128_UPLOAD_MASKS 0x080 +#define R128_UPLOAD_WINDOW 0x100 +#define R128_UPLOAD_CLIPRECTS 0x200 /* handled client-side */ +#define R128_REQUIRE_QUIESCENCE 0x400 +#define R128_UPLOAD_ALL 0x7ff + +#define R128_FRONT 0x1 +#define R128_BACK 0x2 +#define R128_DEPTH 0x4 + +/* Primitive types + */ +#define R128_POINTS 0x1 +#define R128_LINES 0x2 +#define R128_LINE_STRIP 0x3 +#define R128_TRIANGLES 0x4 +#define R128_TRIANGLE_FAN 0x5 +#define R128_TRIANGLE_STRIP 0x6 + +/* Vertex/indirect buffer size + */ +#define R128_BUFFER_SIZE 16384 + +/* Byte offsets for indirect buffer data + */ +#define R128_INDEX_PRIM_OFFSET 20 +#define R128_HOSTDATA_BLIT_OFFSET 32 + +/* Keep these small for testing. + */ +#define R128_NR_SAREA_CLIPRECTS 12 + +/* There are 2 heaps (local/AGP). Each region within a heap is a + * minimum of 64k, and there are at most 64 of them per heap. + */ +#define R128_LOCAL_TEX_HEAP 0 +#define R128_AGP_TEX_HEAP 1 +#define R128_NR_TEX_HEAPS 2 +#define R128_NR_TEX_REGIONS 64 +#define R128_LOG_TEX_GRANULARITY 16 + +#define R128_NR_CONTEXT_REGS 12 + +#define R128_MAX_TEXTURE_LEVELS 11 +#define R128_MAX_TEXTURE_UNITS 2 + +#endif /* __R128_SAREA_DEFINES__ */ + +typedef struct { + /* Context state - can be written in one large chunk */ + unsigned int dst_pitch_offset_c; + unsigned int dp_gui_master_cntl_c; + unsigned int sc_top_left_c; + unsigned int sc_bottom_right_c; + unsigned int z_offset_c; + unsigned int z_pitch_c; + unsigned int z_sten_cntl_c; + unsigned int tex_cntl_c; + unsigned int misc_3d_state_cntl_reg; + unsigned int texture_clr_cmp_clr_c; + unsigned int texture_clr_cmp_msk_c; + unsigned int fog_color_c; + + /* Texture state */ + unsigned int tex_size_pitch_c; + unsigned int constant_color_c; + + /* Setup state */ + unsigned int pm4_vc_fpu_setup; + unsigned int setup_cntl; + + /* Mask state */ + unsigned int dp_write_mask; + unsigned int sten_ref_mask_c; + unsigned int plane_3d_mask_c; + + /* Window state */ + unsigned int window_xy_offset; + + /* Core state */ + unsigned int scale_3d_cntl; +} drm_r128_context_regs_t; + +/* Setup registers for each texture unit + */ +typedef struct { + unsigned int tex_cntl; + unsigned int tex_combine_cntl; + unsigned int tex_size_pitch; + unsigned int tex_offset[R128_MAX_TEXTURE_LEVELS]; + unsigned int tex_border_color; +} drm_r128_texture_regs_t; + + +typedef struct drm_r128_sarea { + /* The channel for communication of state information to the kernel + * on firing a vertex buffer. + */ + drm_r128_context_regs_t context_state; + drm_r128_texture_regs_t tex_state[R128_MAX_TEXTURE_UNITS]; + unsigned int dirty; + unsigned int vertsize; + unsigned int vc_format; + + /* The current cliprects, or a subset thereof. + */ + drm_clip_rect_t boxes[R128_NR_SAREA_CLIPRECTS]; + unsigned int nbox; + + /* Counters for client-side throttling of rendering clients. + */ + unsigned int last_frame; + unsigned int last_dispatch; + + drm_tex_region_t tex_list[R128_NR_TEX_HEAPS][R128_NR_TEX_REGIONS+1]; + int tex_age[R128_NR_TEX_HEAPS]; + int ctx_owner; +} drm_r128_sarea_t; + + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the Xserver file (xf86drmR128.h) + */ +typedef struct drm_r128_init { + enum { + R128_INIT_CCE = 0x01, + R128_CLEANUP_CCE = 0x02 + } func; +#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) + int sarea_priv_offset; +#else + unsigned long sarea_priv_offset; +#endif + int is_pci; + int cce_mode; + int cce_secure; + int ring_size; + int usec_timeout; + + unsigned int fb_bpp; + unsigned int front_offset, front_pitch; + unsigned int back_offset, back_pitch; + unsigned int depth_bpp; + unsigned int depth_offset, depth_pitch; + unsigned int span_offset; + +#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) + unsigned int fb_offset; + unsigned int mmio_offset; + unsigned int ring_offset; + unsigned int ring_rptr_offset; + unsigned int buffers_offset; + unsigned int agp_textures_offset; +#else + unsigned long fb_offset; + unsigned long mmio_offset; + unsigned long ring_offset; + unsigned long ring_rptr_offset; + unsigned long buffers_offset; + unsigned long agp_textures_offset; +#endif +} drm_r128_init_t; + +typedef struct drm_r128_cce_stop { + int flush; + int idle; +} drm_r128_cce_stop_t; + +typedef struct drm_r128_clear { + unsigned int flags; +#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) + int x, y, w, h; +#endif + unsigned int clear_color; + unsigned int clear_depth; +#if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0) + unsigned int color_mask; + unsigned int depth_mask; +#endif +} drm_r128_clear_t; + +typedef struct drm_r128_vertex { + int prim; + int idx; /* Index of vertex buffer */ + int count; /* Number of vertices in buffer */ + int discard; /* Client finished with buffer? */ +} drm_r128_vertex_t; + +typedef struct drm_r128_indices { + int prim; + int idx; + int start; + int end; + int discard; /* Client finished with buffer? */ +} drm_r128_indices_t; + +typedef struct drm_r128_blit { + int idx; + int pitch; + int offset; + int format; + unsigned short x, y; + unsigned short width, height; +} drm_r128_blit_t; + +typedef struct drm_r128_depth { + enum { + R128_WRITE_SPAN = 0x01, + R128_WRITE_PIXELS = 0x02, + R128_READ_SPAN = 0x03, + R128_READ_PIXELS = 0x04 + } func; + int n; + int *x; + int *y; + unsigned int *buffer; + unsigned char *mask; +} drm_r128_depth_t; + +typedef struct drm_r128_stipple { + unsigned int *mask; +} drm_r128_stipple_t; + +typedef struct drm_r128_indirect { + int idx; + int start; + int end; + int discard; +} drm_r128_indirect_t; + +typedef struct drm_r128_fullscreen { + enum { + R128_INIT_FULLSCREEN = 0x01, + R128_CLEANUP_FULLSCREEN = 0x02 + } func; +} drm_r128_fullscreen_t; + +#endif diff --git a/bsd/tdfx/Makefile b/bsd/tdfx/Makefile index 4362a5ba4..d177ff602 100644 --- a/bsd/tdfx/Makefile +++ b/bsd/tdfx/Makefile @@ -1,10 +1,10 @@ # $FreeBSD$ -KMOD = tdfx -SRCS = tdfx_drv.c tdfx_context.c -SRCS += device_if.h bus_if.h pci_if.h -CFLAGS += ${DEBUG_FLAGS} -I. -I.. -KMODDEPS = drm +KMOD= tdfx +NOMAN= YES +SRCS= tdfx_drv.c +SRCS+= device_if.h bus_if.h pci_if.h opt_drm_linux.h +CFLAGS+= ${DEBUG_FLAGS} -I. -I.. @: ln -sf /sys @ @@ -12,4 +12,14 @@ KMODDEPS = drm machine: ln -sf /sys/i386/include machine +.if ${MACHINE_ARCH} == "i386" +# This line enables linux ioctl handling +# If you want support for this uncomment this line +#TDFX_OPTS= "\#define DRM_LINUX" 1 +.endif + +opt_drm_linux.h: + touch opt_drm_linux.h + echo $(TDFX_OPTS) >> opt_drm_linux.h + .include <bsd.kmod.mk> diff --git a/bsd/tdfx/tdfx_context.c b/bsd/tdfx/tdfx_context.c deleted file mode 100644 index 5a334058b..000000000 --- a/bsd/tdfx/tdfx_context.c +++ /dev/null @@ -1,204 +0,0 @@ -/* tdfx_context.c -- IOCTLs for tdfx contexts -*- c -*- - * Created: Thu Oct 7 10:50:22 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Rickard E. (Rik) Faith <faith@valinux.com> - * Daryll Strauss <daryll@valinux.com> - * - */ - -#include "drmP.h" -#include "tdfx_drv.h" - -extern drm_ctx_t tdfx_res_ctx; - -static int tdfx_alloc_queue(drm_device_t *dev) -{ - return drm_ctxbitmap_next(dev); -} - -int tdfx_context_switch(drm_device_t *dev, int old, int new) -{ - char buf[64]; - - atomic_inc(&dev->total_ctx); - - if (test_and_set_bit(0, &dev->context_flag)) { - DRM_ERROR("Reentering -- FIXME\n"); - return -EBUSY; - } - -#if DRM_DMA_HISTOGRAM - getnanotime(&dev->ctx_start); -#endif - - DRM_DEBUG("Context switch from %d to %d\n", old, new); - - if (new == dev->last_context) { - clear_bit(0, &dev->context_flag); - return 0; - } - - if (drm_flags & DRM_FLAG_NOCTX) { - tdfx_context_switch_complete(dev, new); - } else { - sprintf(buf, "C %d %d\n", old, new); - drm_write_string(dev, buf); - } - - return 0; -} - -int tdfx_context_switch_complete(drm_device_t *dev, int new) -{ - dev->last_context = new; /* PRE/POST: This is the _only_ writer. */ - dev->last_switch = ticks; - - if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { - DRM_ERROR("Lock isn't held after context switch\n"); - } - - /* If a context switch is ever initiated - when the kernel holds the lock, release - that lock here. */ -#if DRM_DMA_HISTOGRAM - { - struct timespec ts; - getnanotime(&ts); - timespecsub(&ts, &dev->lck_start); - atomic_inc(&dev->histo.ctx[drm_histogram_slot(&ts)]); - } -#endif - clear_bit(0, &dev->context_flag); - wakeup(&dev->context_wait); - - return 0; -} - - -int -tdfx_resctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_ctx_res_t res; - drm_ctx_t ctx; - int i, error; - - DRM_DEBUG("%d\n", DRM_RESERVED_CONTEXTS); - res = *(drm_ctx_res_t *) data; - if (res.count >= DRM_RESERVED_CONTEXTS) { - memset(&ctx, 0, sizeof(ctx)); - for (i = 0; i < DRM_RESERVED_CONTEXTS; i++) { - ctx.handle = i; - error = copyout(&i, &res.contexts[i], sizeof(i)); - if (error) return error; - } - } - res.count = DRM_RESERVED_CONTEXTS; - *(drm_ctx_res_t *) data = res; - return 0; -} - - -int -tdfx_addctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - if ((ctx.handle = tdfx_alloc_queue(dev)) == DRM_KERNEL_CONTEXT) { - /* Skip kernel's context and get a new one. */ - ctx.handle = tdfx_alloc_queue(dev); - } - DRM_DEBUG("%d\n", ctx.handle); - if (ctx.handle == -1) { - DRM_DEBUG("Not enough free contexts.\n"); - /* Should this return -EBUSY instead? */ - return ENOMEM; - } - - *(drm_ctx_t *) data = ctx; - return 0; -} - -int -tdfx_modctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - if (ctx.flags==_DRM_CONTEXT_PRESERVED) - tdfx_res_ctx.handle=ctx.handle; - return 0; -} - -int -tdfx_getctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - /* This is 0, because we don't hanlde any context flags */ - ctx.flags = 0; - *(drm_ctx_t *) data = ctx; - return 0; -} - -int -tdfx_switchctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - DRM_DEBUG("%d\n", ctx.handle); - return tdfx_context_switch(dev, dev->last_context, ctx.handle); -} - -int -tdfx_newctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - DRM_DEBUG("%d\n", ctx.handle); - tdfx_context_switch_complete(dev, ctx.handle); - - return 0; -} - -int -tdfx_rmctx(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_ctx_t ctx; - - ctx = *(drm_ctx_t *) data; - drm_ctxbitmap_free(dev, ctx.handle); - - return 0; -} diff --git a/bsd/tdfx/tdfx_drv.c b/bsd/tdfx/tdfx_drv.c index 202df7c34..29d195584 100644 --- a/bsd/tdfx/tdfx_drv.c +++ b/bsd/tdfx/tdfx_drv.c @@ -1,4 +1,4 @@ -/* tdfx.c -- tdfx driver -*- c -*- +/* tdfx_drv.c -- tdfx driver -*- linux-c -*- * Created: Thu Oct 7 10:38:32 1999 by faith@precisioninsight.com * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. @@ -11,11 +11,11 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL @@ -23,719 +23,78 @@ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. - * + * * Authors: * Rickard E. (Rik) Faith <faith@valinux.com> * Daryll Strauss <daryll@valinux.com> - * + * Gareth Hughes <gareth@valinux.com> */ -#include "drmP.h" -#include "tdfx_drv.h" +#include <sys/types.h> +#include <sys/bus.h> #include <pci/pcivar.h> +#include <opt_drm_linux.h> -MODULE_DEPEND(tdfx, drm, 1, 1, 1); -#ifdef DRM_AGP -MODULE_DEPEND(tdfx, agp, 1, 1, 1); -#endif - -#define TDFX_NAME "tdfx" -#define TDFX_DESC "tdfx" -#define TDFX_DATE "20000928" -#define TDFX_MAJOR 1 -#define TDFX_MINOR 0 -#define TDFX_PATCHLEVEL 0 - -static int tdfx_init(device_t nbdev); -static void tdfx_cleanup(device_t nbdev); - -drm_ctx_t tdfx_res_ctx; - -static int tdfx_probe(device_t dev) -{ - const char *s = 0; - - switch (pci_get_devid(dev)) { - case 0x0003121a: - s = "3Dfx Voodoo Banshee graphics accelerator"; - break; - - case 0x0005121a: - s = "3Dfx Voodoo 3 graphics accelerator"; - break; - case 0x0009121a: - s = "3Dfx Voodoo 5 graphics accelerator"; - break; - } - - if (s) { - device_set_desc(dev, s); - return 0; - } - - return ENXIO; -} - -static int tdfx_attach(device_t dev) -{ - tdfx_init(dev); - return 0; -} - -static int tdfx_detach(device_t dev) -{ - tdfx_cleanup(dev); - return 0; -} - -static device_method_t tdfx_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, tdfx_probe), - DEVMETHOD(device_attach, tdfx_attach), - DEVMETHOD(device_detach, tdfx_detach), - - { 0, 0 } -}; - -static driver_t tdfx_driver = { - "drm", - tdfx_methods, - sizeof(drm_device_t), -}; - -static devclass_t tdfx_devclass; -#define TDFX_SOFTC(unit) \ - ((drm_device_t *) devclass_get_softc(tdfx_devclass, unit)) - -DRIVER_MODULE(if_tdfx, pci, tdfx_driver, tdfx_devclass, 0, 0); - -#define CDEV_MAJOR 145 - /* tdfx_drv.c */ -static d_open_t tdfx_open; -static d_close_t tdfx_close; -static d_ioctl_t tdfx_version; -static d_ioctl_t tdfx_ioctl; -static d_ioctl_t tdfx_lock; -static d_ioctl_t tdfx_unlock; - -static struct cdevsw tdfx_cdevsw = { - /* open */ tdfx_open, - /* close */ tdfx_close, - /* read */ drm_read, - /* write */ drm_write, - /* ioctl */ tdfx_ioctl, - /* poll */ drm_poll, - /* mmap */ drm_mmap, - /* strategy */ nostrategy, - /* name */ "tdfx", - /* maj */ CDEV_MAJOR, - /* dump */ nodump, - /* psize */ nopsize, - /* flags */ D_TTY | D_TRACKCLOSE, - /* bmaj */ -1 -}; - -static drm_ioctl_desc_t tdfx_ioctls[] = { - [DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = { tdfx_version, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = { drm_getunique, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)] = { drm_getmagic, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = { drm_irq_busid, 0, 1 }, - - [DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = { drm_setunique, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = { drm_block, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = { drm_unblock, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = { drm_authmagic, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { drm_addmap, 1, 1 }, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = { tdfx_addctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = { tdfx_rmctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = { tdfx_modctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = { tdfx_getctx, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = { tdfx_switchctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)] = { tdfx_newctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)] = { tdfx_resctx, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)] = { drm_adddraw, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)] = { drm_rmdraw, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_LOCK)] = { tdfx_lock, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)] = { tdfx_unlock, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_FINISH)] = { drm_finish, 1, 0 }, -#ifdef DRM_AGP - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = {drm_agp_acquire, 1, 1}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = {drm_agp_release, 1, 1}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = {drm_agp_enable, 1, 1}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = {drm_agp_info, 1, 1}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)] = {drm_agp_alloc, 1, 1}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)] = {drm_agp_free, 1, 1}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)] = {drm_agp_unbind, 1, 1}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = {drm_agp_bind, 1, 1}, -#endif -}; -#define TDFX_IOCTL_COUNT DRM_ARRAY_SIZE(tdfx_ioctls) - -static int -tdfx_setup(drm_device_t *dev) -{ - int i; - - device_busy(dev->device); - - atomic_set(&dev->ioctl_count, 0); - atomic_set(&dev->vma_count, 0); - dev->buf_use = 0; - atomic_set(&dev->buf_alloc, 0); - - atomic_set(&dev->total_open, 0); - atomic_set(&dev->total_close, 0); - atomic_set(&dev->total_ioctl, 0); - atomic_set(&dev->total_irq, 0); - atomic_set(&dev->total_ctx, 0); - atomic_set(&dev->total_locks, 0); - atomic_set(&dev->total_unlocks, 0); - atomic_set(&dev->total_contends, 0); - atomic_set(&dev->total_sleeps, 0); - - for (i = 0; i < DRM_HASH_SIZE; i++) { - dev->magiclist[i].head = NULL; - dev->magiclist[i].tail = NULL; - } - dev->maplist = NULL; - dev->map_count = 0; - dev->vmalist = NULL; - dev->lock.hw_lock = NULL; - dev->lock.lock_queue = 0; - dev->queue_count = 0; - dev->queue_reserved = 0; - dev->queue_slots = 0; - dev->queuelist = NULL; - dev->irq = 0; - dev->context_flag = 0; - dev->interrupt_flag = 0; - dev->dma = 0; - dev->dma_flag = 0; - dev->last_context = 0; - dev->last_switch = 0; - dev->last_checked = 0; - callout_init(&dev->timer); - dev->context_wait = 0; - - timespecclear(&dev->ctx_start); - timespecclear(&dev->lck_start); - - dev->buf_rp = dev->buf; - dev->buf_wp = dev->buf; - dev->buf_end = dev->buf + DRM_BSZ; - bzero(&dev->buf_sel, sizeof dev->buf_sel); - dev->buf_sigio = NULL; - dev->buf_readers = 0; - dev->buf_writers = 0; - dev->buf_selecting = 0; - - tdfx_res_ctx.handle=-1; - - DRM_DEBUG("\n"); - - /* The kernel's context could be created here, but is now created - in drm_dma_enqueue. This is more resource-efficient for - hardware that does not do DMA, but may mean that - drm_select_queue fails between the time the interrupt is - initialized and the time the queues are initialized. */ - - return 0; -} - - -static int -tdfx_takedown(drm_device_t *dev) -{ - int i; - drm_magic_entry_t *pt, *next; - drm_map_t *map; - drm_vma_entry_t *vma, *vma_next; - - DRM_DEBUG("\n"); - - lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc); - callout_stop(&dev->timer); - - if (dev->devname) { - drm_free(dev->devname, strlen(dev->devname)+1, DRM_MEM_DRIVER); - dev->devname = NULL; - } - - if (dev->unique) { - drm_free(dev->unique, strlen(dev->unique)+1, DRM_MEM_DRIVER); - dev->unique = NULL; - dev->unique_len = 0; - } - /* Clear pid list */ - for (i = 0; i < DRM_HASH_SIZE; i++) { - for (pt = dev->magiclist[i].head; pt; pt = next) { - next = pt->next; - drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC); - } - dev->magiclist[i].head = dev->magiclist[i].tail = NULL; - } -#ifdef DRM_AGP - /* Clear AGP information */ - if (dev->agp) { - drm_agp_mem_t *temp; - drm_agp_mem_t *temp_next; - - temp = dev->agp->memory; - while(temp != NULL) { - temp_next = temp->next; - drm_free_agp(temp->handle, temp->pages); - drm_free(temp, sizeof(*temp), DRM_MEM_AGPLISTS); - temp = temp_next; - } - - if (dev->agp->acquired) - agp_release(dev->agp->agpdev); - drm_free(dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS); - dev->agp = NULL; - } -#endif - - /* Clear vma list (only built for debugging) */ - if (dev->vmalist) { - for (vma = dev->vmalist; vma; vma = vma_next) { - vma_next = vma->next; - drm_free(vma, sizeof(*vma), DRM_MEM_VMAS); - } - dev->vmalist = NULL; - } - - /* Clear map area and mtrr information */ - if (dev->maplist) { - for (i = 0; i < dev->map_count; i++) { - map = dev->maplist[i]; - switch (map->type) { - case _DRM_REGISTERS: - case _DRM_FRAME_BUFFER: -#ifdef CONFIG_MTRR - if (map->mtrr >= 0) { - int retcode; - retcode = mtrr_del(map->mtrr, - map->offset, - map->size); - DRM_DEBUG("mtrr_del = %d\n", retcode); - } -#endif - drm_ioremapfree(map->handle, map->size); - break; - case _DRM_SHM: - drm_free_pages((unsigned long)map->handle, - drm_order(map->size) - - PAGE_SHIFT, - DRM_MEM_SAREA); - break; - case _DRM_AGP: - break; /* XXX */ - } - drm_free(map, sizeof(*map), DRM_MEM_MAPS); - } - drm_free(dev->maplist, - dev->map_count * sizeof(*dev->maplist), - DRM_MEM_MAPS); - dev->maplist = NULL; - dev->map_count = 0; - } - - if (dev->lock.hw_lock) { - dev->lock.hw_lock = NULL; /* SHM removed */ - dev->lock.pid = 0; - wakeup(&dev->lock.lock_queue); - } - lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc); - - return 0; -} - -/* tdfx_init is called via tdfx_attach at module load time, */ - -static int -tdfx_init(device_t nbdev) -{ - drm_device_t *dev = device_get_softc(nbdev); - int retcode; - - DRM_DEBUG("\n"); - - memset((void *)dev, 0, sizeof(*dev)); - simple_lock_init(&dev->count_lock); - lockinit(&dev->dev_lock, PZERO, "drmlk", 0, 0); - -#if 0 - drm_parse_options(tdfx); -#endif - - dev->device = nbdev; - dev->devnode = make_dev(&tdfx_cdevsw, - device_get_unit(nbdev), - DRM_DEV_UID, - DRM_DEV_GID, - DRM_DEV_MODE, - TDFX_NAME); - dev->name = TDFX_NAME; - - drm_mem_init(); - drm_sysctl_init(dev); - TAILQ_INIT(&dev->files); - -#ifdef DRM_AGP - dev->agp = drm_agp_init(); -#endif - if((retcode = drm_ctxbitmap_init(dev))) { - DRM_ERROR("Cannot allocate memory for context bitmap.\n"); - drm_sysctl_cleanup(dev); - tdfx_takedown(dev); - return retcode; - } - - DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n", - TDFX_NAME, - TDFX_MAJOR, - TDFX_MINOR, - TDFX_PATCHLEVEL, - TDFX_DATE, - device_get_unit(nbdev)); - - return 0; -} - -/* tdfx_cleanup is called via tdfx_detach at module unload time. */ - -static void -tdfx_cleanup(device_t nbdev) -{ - drm_device_t *dev = device_get_softc(nbdev); - - DRM_DEBUG("\n"); - - drm_sysctl_cleanup(dev); - destroy_dev(dev->devnode); - - DRM_INFO("Module unloaded\n"); - - drm_ctxbitmap_cleanup(dev); - tdfx_takedown(dev); -} - -static int -tdfx_version(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_version_t version; - int len; - - version = *(drm_version_t *) data; - -#define DRM_COPY(name,value) \ - len = strlen(value); \ - if (len > name##_len) len = name##_len; \ - name##_len = strlen(value); \ - if (len && name) { \ - int error = copyout(value, name, len); \ - if (error) return error; \ - } - - version.version_major = TDFX_MAJOR; - version.version_minor = TDFX_MINOR; - version.version_patchlevel = TDFX_PATCHLEVEL; - - DRM_COPY(version.name, TDFX_NAME); - DRM_COPY(version.date, TDFX_DATE); - DRM_COPY(version.desc, TDFX_DESC); - - *(drm_version_t *) data = version; - return 0; -} - -static int -tdfx_open(dev_t kdev, int flags, int fmt, struct proc *p) -{ - drm_device_t *dev = TDFX_SOFTC(minor(kdev)); - int retcode = 0; - - DRM_DEBUG("open_count = %d\n", dev->open_count); - - device_busy(dev->device); - if (!(retcode = drm_open_helper(kdev, flags, fmt, p, dev))) { - atomic_inc(&dev->total_open); - simple_lock(&dev->count_lock); - if (!dev->open_count++) { - simple_unlock(&dev->count_lock); - retcode = tdfx_setup(dev); - } - simple_unlock(&dev->count_lock); - } - device_unbusy(dev->device); - - return retcode; -} - -static int -tdfx_close(dev_t kdev, int flags, int fmt, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - int retcode = 0; - - DRM_DEBUG("open_count = %d\n", dev->open_count); - if (!(retcode = drm_close(kdev, flags, fmt, p))) { - atomic_inc(&dev->total_close); - simple_lock(&dev->count_lock); - if (!--dev->open_count) { - if (atomic_read(&dev->ioctl_count) || dev->blocked) { - DRM_ERROR("Device busy: %d %d\n", - atomic_read(&dev->ioctl_count), - dev->blocked); - simple_unlock(&dev->count_lock); - return EBUSY; - } - simple_unlock(&dev->count_lock); - device_unbusy(dev->device); - return tdfx_takedown(dev); - } - simple_unlock(&dev->count_lock); - } - - return retcode; -} - -/* tdfx_ioctl is called whenever a process performs an ioctl on /dev/drm. */ - -static int -tdfx_ioctl(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - int nr = DRM_IOCTL_NR(cmd); - drm_device_t *dev = kdev->si_drv1; - drm_file_t *priv; - int retcode = 0; - drm_ioctl_desc_t *ioctl; - d_ioctl_t *func; - - DRM_DEBUG("dev=%p\n", dev); - priv = drm_find_file_by_proc(dev, p); - if (!priv) { - DRM_DEBUG("can't find authenticator\n"); - return EINVAL; - } - - atomic_inc(&dev->ioctl_count); - atomic_inc(&dev->total_ioctl); - ++priv->ioctl_count; - - DRM_DEBUG("pid = %d, cmd = 0x%02lx, nr = 0x%02x, auth = %d\n", - p->p_pid, cmd, nr, priv->authenticated); - - switch (cmd) { - case FIONBIO: - atomic_dec(&dev->ioctl_count); - return 0; - - case FIOASYNC: - atomic_dec(&dev->ioctl_count); - dev->flags |= FASYNC; - return 0; - - case FIOSETOWN: - atomic_dec(&dev->ioctl_count); - return fsetown(*(int *)data, &dev->buf_sigio); - - case FIOGETOWN: - atomic_dec(&dev->ioctl_count); - *(int *) data = fgetown(dev->buf_sigio); - return 0; - } - - if (nr >= TDFX_IOCTL_COUNT) { - retcode = EINVAL; - } else { - ioctl = &tdfx_ioctls[nr]; - func = ioctl->func; - - if (!func) { - DRM_DEBUG("no function\n"); - retcode = EINVAL; - } else if ((ioctl->root_only && suser(p)) - || (ioctl->auth_needed && !priv->authenticated)) { - retcode = EACCES; - } else { - retcode = (func)(kdev, cmd, data, flags, p); - } - } - - atomic_dec(&dev->ioctl_count); - return retcode; -} - -static int -tdfx_lock(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - int ret = 0; - drm_lock_t lock; -#if DRM_DMA_HISTOGRAM - - getnanotime(&dev->lck_start); -#endif +#include "tdfx.h" +#include "drmP.h" - lock = *(drm_lock_t *) data; +#define DRIVER_AUTHOR "VA Linux Systems Inc." - if (lock.context == DRM_KERNEL_CONTEXT) { - DRM_ERROR("Process %d using kernel context %d\n", - p->p_pid, lock.context); - return EINVAL; - } +#define DRIVER_NAME "tdfx" +#define DRIVER_DESC "3dfx Banshee/Voodoo3+" +#define DRIVER_DATE "20010216" - DRM_DEBUG("%d (pid %d) requests lock (0x%08x), flags = 0x%08x\n", - lock.context, p->p_pid, dev->lock.hw_lock->lock, - lock.flags); +#define DRIVER_MAJOR 1 +#define DRIVER_MINOR 0 +#define DRIVER_PATCHLEVEL 0 -#if 0 - /* dev->queue_count == 0 right now for - tdfx. FIXME? */ - if (lock.context < 0 || lock.context >= dev->queue_count) - return EINVAL; +#ifndef PCI_VENDOR_ID_3DFX +#define PCI_VENDOR_ID_3DFX 0x121A #endif - - if (!ret) { -#if 0 - if (_DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock) - != lock.context) { - long j = ticks - dev->lock.lock_time; - - if (lock.context == tdfx_res_ctx.handle && - j >= 0 && j < DRM_LOCK_SLICE) { - /* Can't take lock if we just had it and - there is contention. */ - DRM_DEBUG("%d (pid %d) delayed j=%d dev=%d ticks=%d\n", - lock.context, p->p_pid, j, - dev->lock.lock_time, ticks); - ret = tsleep(&never, PZERO|PCATCH, "drmlk1", - DRM_LOCK_SLICE - j); - if (ret) - return ret; - DRM_DEBUG("ticks=%d\n", ticks); - } - } +#ifndef PCI_DEVICE_ID_3DFX_VOODOO5 +#define PCI_DEVICE_ID_3DFX_VOODOO5 0x0009 #endif - for (;;) { - if (!dev->lock.hw_lock) { - /* Device has been unregistered */ - ret = EINTR; - break; - } - if (drm_lock_take(&dev->lock.hw_lock->lock, - lock.context)) { - dev->lock.pid = p->p_pid; - dev->lock.lock_time = ticks; - atomic_inc(&dev->total_locks); - break; /* Got lock */ - } - - /* Contention */ - atomic_inc(&dev->total_sleeps); - ret = tsleep(&dev->lock.lock_queue, - PZERO|PCATCH, - "drmlk2", - 0); - if (ret) - break; - } - } - -#if 0 - if (!ret && dev->last_context != lock.context && - lock.context != tdfx_res_ctx.handle && - dev->last_context != tdfx_res_ctx.handle) { - add_wait_queue(&dev->context_wait, &entry); - current->state = TASK_INTERRUPTIBLE; - /* PRE: dev->last_context != lock.context */ - tdfx_context_switch(dev, dev->last_context, lock.context); - /* POST: we will wait for the context - switch and will dispatch on a later call - when dev->last_context == lock.context - NOTE WE HOLD THE LOCK THROUGHOUT THIS - TIME! */ - current->policy |= SCHED_YIELD; - schedule(); - current->state = TASK_RUNNING; - remove_wait_queue(&dev->context_wait, &entry); - if (signal_pending(current)) { - ret = EINTR; - } else if (dev->last_context != lock.context) { - DRM_ERROR("Context mismatch: %d %d\n", - dev->last_context, lock.context); - } - } +#ifndef PCI_DEVICE_ID_3DFX_VOODOO4 +#define PCI_DEVICE_ID_3DFX_VOODOO4 0x0007 #endif - - if (!ret) { - if (lock.flags & _DRM_LOCK_READY) { - /* Wait for space in DMA/FIFO */ - } - if (lock.flags & _DRM_LOCK_QUIESCENT) { - /* Make hardware quiescent */ -#if 0 - tdfx_quiescent(dev); +#ifndef PCI_DEVICE_ID_3DFX_VOODOO3_3000 /* Voodoo3 3000 */ +#define PCI_DEVICE_ID_3DFX_VOODOO3_3000 0x0005 #endif - } - } - -#if 0 - DRM_ERROR("pid = %5d, old counter = %5ld\n", - p->p_pid, current->counter); +#ifndef PCI_DEVICE_ID_3DFX_VOODOO3_2000 /* Voodoo3 3000 */ +#define PCI_DEVICE_ID_3DFX_VOODOO3_2000 0x0004 #endif -#if 0 - while (current->counter > 25) - current->counter >>= 1; /* decrease time slice */ - DRM_ERROR("pid = %5d, new counter = %5ld\n", - p->p_pid, current->counter); +#ifndef PCI_DEVICE_ID_3DFX_BANSHEE +#define PCI_DEVICE_ID_3DFX_BANSHEE 0x0003 #endif - DRM_DEBUG("%d %s\n", lock.context, ret ? "interrupted" : "has lock"); -#if DRM_DMA_HISTOGRAM - { - struct timespec ts; - getnanotime(&ts); - timespecsub(&ts, &dev->lck_start); - atomic_inc(&dev->histo.lhld[drm_histogram_slot(&ts)]); - } -#endif - - return ret; -} +/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h + * Please report to anholt@teleport.com inaccuracies or if a chip you have works that is marked unsupported here. + */ +drm_chipinfo_t DRM(devicelist)[] = { + {0x121a, 0x0003, 1, "3dfx Voodoo Banshee"}, + {0x121a, 0x0004, 1, "3dfx Voodoo3 2000"}, + {0x121a, 0x0005, 1, "3dfx Voodoo3 3000"}, + {0x121a, 0x0007, 1, "3dfx Voodoo4"}, + {0x121a, 0x0009, 1, "3dfx Voodoo5"}, + {0, 0, 0, NULL} +}; -static int -tdfx_unlock(dev_t kdev, u_long cmd, caddr_t data, int flags, struct proc *p) -{ - drm_device_t *dev = kdev->si_drv1; - drm_lock_t lock; +#include "drm_auth.h" +#include "drm_bufs.h" +#include "drm_context.h" +#include "drm_dma.h" +#include "drm_drawable.h" +#include "drm_drv.h" - lock = *(drm_lock_t *) data; - - if (lock.context == DRM_KERNEL_CONTEXT) { - DRM_ERROR("Process %d using kernel context %d\n", - p->p_pid, lock.context); - return EINVAL; - } - DRM_DEBUG("%d frees lock (%d holds)\n", - lock.context, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); - atomic_inc(&dev->total_unlocks); - if (_DRM_LOCK_IS_CONT(dev->lock.hw_lock->lock)) - atomic_inc(&dev->total_contends); - drm_lock_transfer(dev, &dev->lock.hw_lock->lock, DRM_KERNEL_CONTEXT); - /* FIXME: Try to send data to card here */ - if (!dev->context_flag) { - if (drm_lock_free(dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT)) { - DRM_ERROR("\n"); - } - } +#include "drm_fops.h" +#include "drm_init.h" +#include "drm_ioctl.h" +#include "drm_lock.h" +#include "drm_memory.h" +#include "drm_vm.h" +#include "drm_sysctl.h" - return 0; -} +DRIVER_MODULE(tdfx, pci, tdfx_driver, tdfx_devclass, 0, 0); diff --git a/bsd/tdfx/tdfx_drv.h b/bsd/tdfx/tdfx_drv.h deleted file mode 100644 index 5b27e0521..000000000 --- a/bsd/tdfx/tdfx_drv.h +++ /dev/null @@ -1,45 +0,0 @@ -/* tdfx_drv.h -- Private header for tdfx driver -*- c -*- - * Created: Thu Oct 7 10:40:04 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All rights reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * - */ - -#ifndef _TDFX_DRV_H_ -#define _TDFX_DRV_H_ - - /* tdfx_context.c */ - -extern d_ioctl_t tdfx_resctx; -extern d_ioctl_t tdfx_addctx; -extern d_ioctl_t tdfx_modctx; -extern d_ioctl_t tdfx_getctx; -extern d_ioctl_t tdfx_switchctx; -extern d_ioctl_t tdfx_newctx; -extern d_ioctl_t tdfx_rmctx; - -extern int tdfx_context_switch(drm_device_t *dev, int old, int new); -extern int tdfx_context_switch_complete(drm_device_t *dev, int new); -#endif diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c index b5aa6f73f..1d26b6e63 100644 --- a/libdrm/xf86drm.c +++ b/libdrm/xf86drm.c @@ -27,7 +27,7 @@ * Authors: Rickard E. (Rik) Faith <faith@valinux.com> * Kevin E. Martin <martin@valinux.com> * - * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/xf86drm.c,v 1.24 2001/08/18 02:51:13 dawes Exp $ + * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/xf86drm.c,v 1.25 2001/08/27 17:40:59 dawes Exp $ * */ diff --git a/linux-core/Makefile.kernel b/linux-core/Makefile.kernel index e2630989e..1060d4cba 100644 --- a/linux-core/Makefile.kernel +++ b/linux-core/Makefile.kernel @@ -3,13 +3,14 @@ # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. O_TARGET := drm.o -list-multi := gamma.o tdfx.o r128.o mga.o i810.o ffb.o radeon.o +list-multi := gamma.o tdfx.o r128.o mga.o i810.o i830.o ffb.o radeon.o gamma-objs := gamma_drv.o gamma_dma.o tdfx-objs := tdfx_drv.o r128-objs := r128_drv.o r128_cce.o r128_state.o mga-objs := mga_drv.o mga_dma.o mga_state.o mga_warp.o i810-objs := i810_drv.o i810_dma.o +i830-objs := i830_drv.o i830_dma.o radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o ffb-objs := ffb_drv.o ffb_context.o @@ -19,6 +20,7 @@ obj-$(CONFIG_DRM_R128) += r128.o obj-$(CONFIG_DRM_RADEON)+= radeon.o obj-$(CONFIG_DRM_MGA) += mga.o obj-$(CONFIG_DRM_I810) += i810.o +obj-$(CONFIG_DRM_I830) += i830.o obj-$(CONFIG_DRM_FFB) += ffb.o include $(TOPDIR)/Rules.make @@ -35,6 +37,9 @@ mga.o: $(mga-objs) $(lib) i810.o: $(i810-objs) $(lib) $(LD) -r -o $@ $(i810-objs) $(lib) +i830.o: $(i830-objs) $(lib) + $(LD) -r -o $@ $(i830-objs) $(lib) + r128.o: $(r128-objs) $(lib) $(LD) -r -o $@ $(r128-objs) $(lib) diff --git a/linux-core/drm_context.c b/linux-core/drm_context.c index 33d6112e3..e155946dc 100644 --- a/linux-core/drm_context.c +++ b/linux-core/drm_context.c @@ -27,6 +27,10 @@ * Authors: * Rickard E. (Rik) Faith <faith@valinux.com> * Gareth Hughes <gareth@valinux.com> + * ChangeLog: + * 2001-11-16 Torsten Duwe <duwe@caldera.de> + * added context constructor/destructor hooks, + * needed by SiS driver's memory management. */ #define __NO_VERSION__ @@ -316,6 +320,10 @@ int DRM(addctx)( struct inode *inode, struct file *filp, /* Should this return -EBUSY instead? */ return -ENOMEM; } +#ifdef DRIVER_CTX_CTOR + if ( ctx.handle != DRM_KERNEL_CONTEXT ) + DRIVER_CTX_CTOR(ctx.handle); /* XXX: also pass dev ? */ +#endif if ( copy_to_user( (drm_ctx_t *)arg, &ctx, sizeof(ctx) ) ) return -EFAULT; @@ -390,6 +398,9 @@ int DRM(rmctx)( struct inode *inode, struct file *filp, priv->remove_auth_on_close = 1; } if ( ctx.handle != DRM_KERNEL_CONTEXT ) { +#ifdef DRIVER_CTX_DTOR + DRIVER_CTX_DTOR(ctx.handle); /* XXX: also pass dev ? */ +#endif DRM(ctxbitmap_free)( dev, ctx.handle ); } diff --git a/linux-core/drm_fops.c b/linux-core/drm_fops.c index d8e9112fd..9c2135fed 100644 --- a/linux-core/drm_fops.c +++ b/linux-core/drm_fops.c @@ -125,21 +125,31 @@ ssize_t DRM(read)(struct file *filp, char *buf, size_t count, loff_t *off) int avail; int send; int cur; + DECLARE_WAITQUEUE(wait, current); DRM_DEBUG("%p, %p\n", dev->buf_rp, dev->buf_wp); + add_wait_queue(&dev->buf_readers, &wait); + set_current_state(TASK_INTERRUPTIBLE); while (dev->buf_rp == dev->buf_wp) { DRM_DEBUG(" sleeping\n"); if (filp->f_flags & O_NONBLOCK) { + remove_wait_queue(&dev->buf_readers, &wait); + set_current_state(TASK_RUNNING); return -EAGAIN; } - interruptible_sleep_on(&dev->buf_readers); + schedule(); /* wait for dev->buf_readers */ if (signal_pending(current)) { DRM_DEBUG(" interrupted\n"); + remove_wait_queue(&dev->buf_readers, &wait); + set_current_state(TASK_RUNNING); return -ERESTARTSYS; } DRM_DEBUG(" awake\n"); + set_current_state(TASK_INTERRUPTIBLE); } + remove_wait_queue(&dev->buf_readers, &wait); + set_current_state(TASK_RUNNING); left = (dev->buf_rp + DRM_BSZ - dev->buf_wp) % DRM_BSZ; avail = DRM_BSZ - left; diff --git a/linux-core/i810_dma.c b/linux-core/i810_dma.c index e9b0e8078..ae0a36169 100644 --- a/linux-core/i810_dma.c +++ b/linux-core/i810_dma.c @@ -86,6 +86,7 @@ static inline void i810_print_status_page(drm_device_t *dev) DRM_DEBUG( "hw_status: LpRing Head ptr : %x\n", temp[1]); DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]); DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]); + DRM_DEBUG( "hw_status: Last Render: %x\n", temp[4]); DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]); for(i = 6; i < dma->buf_count + 6; i++) { DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 6, temp[i]); @@ -471,6 +472,9 @@ static int i810_dma_initialize(drm_device_t *dev, dev_priv->back_offset = init->back_offset; dev_priv->depth_offset = init->depth_offset; + dev_priv->overlay_offset = init->overlay_offset; + dev_priv->overlay_physical = init->overlay_physical; + dev_priv->front_di1 = init->front_offset | init->pitch_bits; dev_priv->back_di1 = init->back_offset | init->pitch_bits; dev_priv->zi1 = init->depth_offset | init->pitch_bits; @@ -1259,3 +1263,156 @@ int i810_docopy(struct inode *inode, struct file *filp, unsigned int cmd, if(VM_DONTCOPY == 0) return 1; return 0; } + +static void i810_dma_dispatch_mc(drm_device_t *dev, drm_buf_t *buf, int used, + unsigned int last_render) +{ + drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_buf_priv_t *buf_priv = buf->dev_private; + drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; + unsigned long address = (unsigned long)buf->bus_address; + unsigned long start = address - dev->agp->base; + int u; + RING_LOCALS; + + i810_kernel_lost_context(dev); + + u = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, + I810_BUF_HARDWARE); + if(u != I810_BUF_CLIENT) { + DRM_DEBUG("MC found buffer that isn't mine!\n"); + } + + if (used > 4*1024) + used = 0; + + sarea_priv->dirty = 0x7f; + + DRM_DEBUG("dispatch mc addr 0x%lx, used 0x%x\n", + address, used); + + dev_priv->counter++; + DRM_DEBUG("dispatch counter : %ld\n", dev_priv->counter); + DRM_DEBUG("i810_dma_dispatch_mc\n"); + DRM_DEBUG("start : %lx\n", start); + DRM_DEBUG("used : %d\n", used); + DRM_DEBUG("start + used - 4 : %ld\n", start + used - 4); + + if (buf_priv->currently_mapped == I810_BUF_MAPPED) { + if (used & 4) { + *(u32 *)((u32)buf_priv->virtual + used) = 0; + used += 4; + } + + i810_unmap_buffer(buf); + } + BEGIN_LP_RING(4); + OUT_RING( CMD_OP_BATCH_BUFFER ); + OUT_RING( start | BB1_PROTECTED ); + OUT_RING( start + used - 4 ); + OUT_RING( 0 ); + ADVANCE_LP_RING(); + + + BEGIN_LP_RING(8); + OUT_RING( CMD_STORE_DWORD_IDX ); + OUT_RING( buf_priv->my_use_idx ); + OUT_RING( I810_BUF_FREE ); + OUT_RING( 0 ); + + OUT_RING( CMD_STORE_DWORD_IDX ); + OUT_RING( 16 ); + OUT_RING( last_render ); + OUT_RING( 0 ); + ADVANCE_LP_RING(); +} + +int i810_dma_mc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_device_dma_t *dma = dev->dma; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + u32 *hw_status = (u32 *)dev_priv->hw_status_page; + drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) + dev_priv->sarea_priv; + drm_i810_mc_t mc; + + if (copy_from_user(&mc, (drm_i810_mc_t *)arg, sizeof(mc))) + return -EFAULT; + + + if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + DRM_ERROR("i810_dma_mc called without lock held\n"); + return -EINVAL; + } + + i810_dma_dispatch_mc(dev, dma->buflist[mc.idx], mc.used, + mc.last_render ); + + atomic_add(mc.used, &dev->counts[_DRM_STAT_SECONDARY]); + atomic_inc(&dev->counts[_DRM_STAT_DMA]); + sarea_priv->last_enqueue = dev_priv->counter-1; + sarea_priv->last_dispatch = (int) hw_status[5]; + + return 0; +} + +int i810_rstatus(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + + return (int)(((u32 *)(dev_priv->hw_status_page))[4]); +} + +int i810_ov0_info(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + drm_i810_overlay_t data; + + data.offset = dev_priv->overlay_offset; + data.physical = dev_priv->overlay_physical; + copy_to_user((drm_i810_overlay_t *)arg,&data,sizeof(data)); + return 0; +} + +int i810_fstatus(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + + if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + DRM_ERROR("i810_fstatus called without lock held\n"); + return -EINVAL; + } + return I810_READ(0x30008); +} + +int i810_ov0_flip(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + + if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + DRM_ERROR("i810_ov0_flip called without lock held\n"); + return -EINVAL; + } + + //Tell the overlay to update + I810_WRITE(0x30000,dev_priv->overlay_physical | 0x80000000); + + return 0; +} + + diff --git a/linux-core/i810_drm.h b/linux-core/i810_drm.h index 5d47adda2..8413293b3 100644 --- a/linux-core/i810_drm.h +++ b/linux-core/i810_drm.h @@ -112,6 +112,8 @@ typedef struct _drm_i810_init { unsigned int front_offset; unsigned int back_offset; unsigned int depth_offset; + unsigned int overlay_offset; + unsigned int overlay_physical; unsigned int w; unsigned int h; unsigned int pitch; @@ -196,4 +198,18 @@ typedef struct drm_i810_dma { int granted; } drm_i810_dma_t; +typedef struct _drm_i810_overlay_t { + unsigned int offset; /* Address of the Overlay Regs */ + unsigned int physical; +} drm_i810_overlay_t; + +typedef struct _drm_i810_mc { + int idx; /* buffer index */ + int used; /* nr bytes in use */ + int num_blocks; /* number of GFXBlocks */ + int *length; /* List of lengths for GFXBlocks (FUTURE)*/ + unsigned int last_render; /* Last Render Request */ +} drm_i810_mc_t; + + #endif /* _I810_DRM_H_ */ diff --git a/linux-core/i810_drv.c b/linux-core/i810_drv.c index 1a200e0c4..559b2617b 100644 --- a/linux-core/i810_drv.c +++ b/linux-core/i810_drv.c @@ -39,10 +39,10 @@ #define DRIVER_NAME "i810" #define DRIVER_DESC "Intel i810" -#define DRIVER_DATE "20010917" +#define DRIVER_DATE "20010920" #define DRIVER_MAJOR 1 -#define DRIVER_MINOR 1 +#define DRIVER_MINOR 2 #define DRIVER_PATCHLEVEL 0 #define DRIVER_IOCTLS \ @@ -54,7 +54,12 @@ [DRM_IOCTL_NR(DRM_IOCTL_I810_GETBUF)] = { i810_getbuf, 1, 0 }, \ [DRM_IOCTL_NR(DRM_IOCTL_I810_SWAP)] = { i810_swap_bufs, 1, 0 }, \ [DRM_IOCTL_NR(DRM_IOCTL_I810_COPY)] = { i810_copybuf, 1, 0 }, \ - [DRM_IOCTL_NR(DRM_IOCTL_I810_DOCOPY)] = { i810_docopy, 1, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_I810_DOCOPY)] = { i810_docopy, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_I810_OV0INFO)] = { i810_ov0_info, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_I810_FSTATUS)] = { i810_fstatus, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_I810_OV0FLIP)] = { i810_ov0_flip, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_I810_MC)] = { i810_dma_mc, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_I810_RSTATUS)] = { i810_rstatus, 1, 0 } #define __HAVE_COUNTERS 4 diff --git a/linux-core/i810_drv.h b/linux-core/i810_drv.h index e1b17148e..a27384d41 100644 --- a/linux-core/i810_drv.h +++ b/linux-core/i810_drv.h @@ -73,6 +73,8 @@ typedef struct drm_i810_private { int back_offset; int depth_offset; + int overlay_offset; + int overlay_physical; int w, h; int pitch; } drm_i810_private_t; @@ -94,6 +96,18 @@ extern int i810_copybuf(struct inode *inode, struct file *filp, extern int i810_docopy(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); +extern int i810_rstatus(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i810_ov0_info(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i810_fstatus(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i810_ov0_flip(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i810_dma_mc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); + + extern void i810_dma_quiescent(drm_device_t *dev); #define I810_VERBOSE 0 diff --git a/linux-core/sis_drv.c b/linux-core/sis_drv.c index 3dd83fd7e..2d9612f52 100644 --- a/linux-core/sis_drv.c +++ b/linux-core/sis_drv.c @@ -40,12 +40,12 @@ #define DRIVER_PATCHLEVEL 0 #define DRIVER_IOCTLS \ - [DRM_IOCTL_NR(SIS_IOCTL_FB_ALLOC)] = { sis_fb_alloc, 1, 1 }, \ - [DRM_IOCTL_NR(SIS_IOCTL_FB_FREE)] = { sis_fb_free, 1, 1 }, \ + [DRM_IOCTL_NR(SIS_IOCTL_FB_ALLOC)] = { sis_fb_alloc, 1, 0 }, \ + [DRM_IOCTL_NR(SIS_IOCTL_FB_FREE)] = { sis_fb_free, 1, 0 }, \ /* AGP Memory Management */ \ - [DRM_IOCTL_NR(SIS_IOCTL_AGP_INIT)] = { sisp_agp_init, 1, 1 }, \ - [DRM_IOCTL_NR(SIS_IOCTL_AGP_ALLOC)] = { sisp_agp_alloc, 1, 1 }, \ - [DRM_IOCTL_NR(SIS_IOCTL_AGP_FREE)] = { sisp_agp_free, 1, 1 } + [DRM_IOCTL_NR(SIS_IOCTL_AGP_INIT)] = { sisp_agp_init, 1, 0 }, \ + [DRM_IOCTL_NR(SIS_IOCTL_AGP_ALLOC)] = { sisp_agp_alloc, 1, 0 }, \ + [DRM_IOCTL_NR(SIS_IOCTL_AGP_FREE)] = { sisp_agp_free, 1, 0 } #if 0 /* these don't appear to be defined */ /* SIS Stereo */ [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = { sis_control, 1, 1 }, diff --git a/linux/Makefile.kernel b/linux/Makefile.kernel index e2630989e..1060d4cba 100644 --- a/linux/Makefile.kernel +++ b/linux/Makefile.kernel @@ -3,13 +3,14 @@ # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. O_TARGET := drm.o -list-multi := gamma.o tdfx.o r128.o mga.o i810.o ffb.o radeon.o +list-multi := gamma.o tdfx.o r128.o mga.o i810.o i830.o ffb.o radeon.o gamma-objs := gamma_drv.o gamma_dma.o tdfx-objs := tdfx_drv.o r128-objs := r128_drv.o r128_cce.o r128_state.o mga-objs := mga_drv.o mga_dma.o mga_state.o mga_warp.o i810-objs := i810_drv.o i810_dma.o +i830-objs := i830_drv.o i830_dma.o radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o ffb-objs := ffb_drv.o ffb_context.o @@ -19,6 +20,7 @@ obj-$(CONFIG_DRM_R128) += r128.o obj-$(CONFIG_DRM_RADEON)+= radeon.o obj-$(CONFIG_DRM_MGA) += mga.o obj-$(CONFIG_DRM_I810) += i810.o +obj-$(CONFIG_DRM_I830) += i830.o obj-$(CONFIG_DRM_FFB) += ffb.o include $(TOPDIR)/Rules.make @@ -35,6 +37,9 @@ mga.o: $(mga-objs) $(lib) i810.o: $(i810-objs) $(lib) $(LD) -r -o $@ $(i810-objs) $(lib) +i830.o: $(i830-objs) $(lib) + $(LD) -r -o $@ $(i830-objs) $(lib) + r128.o: $(r128-objs) $(lib) $(LD) -r -o $@ $(r128-objs) $(lib) diff --git a/linux/Makefile.linux b/linux/Makefile.linux index d68057c18..893d49855 100644 --- a/linux/Makefile.linux +++ b/linux/Makefile.linux @@ -31,15 +31,6 @@ # like this: # make TREE=/usr/my-kernel-tree/include # -# -# ***** NOTE NOTE NOTE NOTE NOTE ***** -# Because some distributions patch 2.2.x kernels to make kill_fasync have -# three parameters, this script tries to determine, via the examination of -# header files, if your kernel has been patched. If this detection is -# incorrect, you can override the value on the command line, like this: -# make PARAMS=2 -# or -# make PARAMS=3 .SUFFIXES: @@ -132,10 +123,6 @@ MODVERSIONS := $(shell gcc -E -nostdinc -I$(TREE) picker.c 2>/dev/null \ | grep -s 'MODVERSIONS = ' | cut -d' ' -f3) AGP := $(shell gcc -E -nostdinc -I$(TREE) picker.c 2>/dev/null \ | grep -s 'AGP = ' | cut -d' ' -f3) -SIS := $(shell gcc -E -nostdinc -I$(TREE) picker.c 2>/dev/null \ - | grep -s 'SIS = ' | cut -d' ' -f3) -PARAMS := $(shell if fgrep kill_fasync $(TREE)/linux/fs.h 2>/dev/null \ - | egrep -q '(band|int, int)'; then echo 3; else echo 2; fi) MACHINE := $(shell echo `uname -m`) ifeq ($(AGP),0) AGP := $(shell gcc -E -nostdinc -I$(TREE) picker.c 2>/dev/null \ @@ -148,9 +135,11 @@ DRMTEMPLATES += drm_agpsupport.h MODS += mga.o ifeq ($(MACHINE),i386) MODS += i810.o +MODS += i830.o endif ifeq ($(MACHINE),i686) MODS += i810.o +MODS += i830.o endif MGAOBJS = mga_drv.o mga_dma.o mga_state.o mga_warp.o @@ -159,29 +148,23 @@ MGAHEADERS = mga.h mga_drv.h mga_drm.h $(DRMHEADERS) $(DRMTEMPLATES) I810OBJS = i810_drv.o i810_dma.o I810HEADERS = i810.h i810_drv.h i810_drm.h $(DRMHEADERS) $(DRMTEMPLATES) +I830OBJS = i830_drv.o i830_dma.o +I830HEADERS = i830.h i830_drv.h i830_drm.h $(DRMHEADERS) $(DRMTEMPLATES) + endif ifeq ($(MACHINE),alpha) MODCFLAGS+= -ffixed-8 -mno-fp-regs -mcpu=ev56 -Wa,-mev6 endif -ifeq ($(SIS),1) -# It appears that the SiS driver makes calls to sis_malloc and sis_free, and -# that these calls are only defined if CONFIG_FB_SIS is selected. So, key -# off that to determine if we should attempt to build the SiS driver. -# -# A better way would be to detect the appropriate definitions in the header -# file to see if we can, at least, compile the driver. MODS += sis.o SISOBJS= sis_drv.o sis_mm.o sis_ds.o SISHEADERS= sis_drv.h sis_drm.h $(DRMHEADERS) MODCFLAGS += -DCONFIG_DRM_SIS -endif all::;@echo === KERNEL HEADERS IN $(TREE) all::;@echo === SMP=${SMP} MODULES=${MODULES} MODVERSIONS=${MODVERSIONS} AGP=${AGP} -all::;@echo === kill_fasync has $(PARAMS) parameters all::;@echo === Compiling for machine $(MACHINE) all::;@echo === WARNING all::;@echo === WARNING Use 2.4.x kernels ONLY ! @@ -206,9 +189,6 @@ endif ifeq ($(MODVERSIONS),1) MODCFLAGS += -DMODVERSIONS -include $(TREE)/linux/modversions.h endif -ifeq ($(PARAMS),3) -MODCFLAGS += -DKILLFASYNCHASTHREEPARAMETERS -endif # **** End of configuration @@ -252,6 +232,11 @@ i810_drv.o: i810_drv.c i810.o: $(I810OBJS) $(LIBS) $(LD) -r $^ -o $@ +i830_drv.o: i830_drv.c + $(CC) $(MODCFLAGS) -DEXPORT_SYMTAB -I$(TREE) -c $< -o $@ +i830.o: $(I830OBJS) $(LIBS) + $(LD) -r $^ -o $@ + endif .PHONY: ChangeLog @@ -272,6 +257,7 @@ $(TDFXOBJS): $(TDFXHEADERS) ifeq ($(AGP),1) $(MGAOBJS): $(MGAHEADERS) $(I810OBJS): $(I810HEADERS) +$(I830OBJS): $(I830HEADERS) $(R128OBJS): $(R128HEADERS) $(RADEONOBJS): $(RADEONHEADERS) endif diff --git a/linux/drm.h b/linux/drm.h index ac9f407a7..0db586fc5 100644 --- a/linux/drm.h +++ b/linux/drm.h @@ -104,9 +104,8 @@ typedef struct drm_tex_region { #include "i810_drm.h" #include "r128_drm.h" #include "radeon_drm.h" -#ifdef CONFIG_DRM_SIS #include "sis_drm.h" -#endif +#include "i830_drm.h" typedef struct drm_version { int version_major; /* Major version */ @@ -449,6 +448,12 @@ typedef struct drm_scatter_gather { #define DRM_IOCTL_I810_SWAP DRM_IO( 0x46) #define DRM_IOCTL_I810_COPY DRM_IOW( 0x47, drm_i810_copy_t) #define DRM_IOCTL_I810_DOCOPY DRM_IO( 0x48) +#define DRM_IOCTL_I810_OV0INFO DRM_IOR( 0x49, drm_i810_overlay_t) +#define DRM_IOCTL_I810_FSTATUS DRM_IO ( 0x4a) +#define DRM_IOCTL_I810_OV0FLIP DRM_IO ( 0x4b) +#define DRM_IOCTL_I810_MC DRM_IOW( 0x4c, drm_i810_mc_t) +#define DRM_IOCTL_I810_RSTATUS DRM_IO ( 0x4d ) + /* Rage 128 specific ioctls */ #define DRM_IOCTL_R128_INIT DRM_IOW( 0x40, drm_r128_init_t) @@ -483,7 +488,6 @@ typedef struct drm_scatter_gather { #define DRM_IOCTL_RADEON_INDIRECT DRM_IOWR(0x4d, drm_radeon_indirect_t) #define DRM_IOCTL_RADEON_TEXTURE DRM_IOWR(0x4e, drm_radeon_texture_t) -#ifdef CONFIG_DRM_SIS /* SiS specific ioctls */ #define SIS_IOCTL_FB_ALLOC DRM_IOWR(0x44, drm_sis_mem_t) #define SIS_IOCTL_FB_FREE DRM_IOW( 0x45, drm_sis_mem_t) @@ -493,6 +497,16 @@ typedef struct drm_scatter_gather { #define SIS_IOCTL_FLIP DRM_IOW( 0x48, drm_sis_flip_t) #define SIS_IOCTL_FLIP_INIT DRM_IO( 0x49) #define SIS_IOCTL_FLIP_FINAL DRM_IO( 0x50) -#endif + +/* I830 specific ioctls */ +#define DRM_IOCTL_I830_INIT DRM_IOW( 0x40, drm_i830_init_t) +#define DRM_IOCTL_I830_VERTEX DRM_IOW( 0x41, drm_i830_vertex_t) +#define DRM_IOCTL_I830_CLEAR DRM_IOW( 0x42, drm_i830_clear_t) +#define DRM_IOCTL_I830_FLUSH DRM_IO ( 0x43) +#define DRM_IOCTL_I830_GETAGE DRM_IO ( 0x44) +#define DRM_IOCTL_I830_GETBUF DRM_IOWR(0x45, drm_i830_dma_t) +#define DRM_IOCTL_I830_SWAP DRM_IO ( 0x46) +#define DRM_IOCTL_I830_COPY DRM_IOW( 0x47, drm_i830_copy_t) +#define DRM_IOCTL_I830_DOCOPY DRM_IO ( 0x48) #endif diff --git a/linux/drm_context.h b/linux/drm_context.h index 33d6112e3..e155946dc 100644 --- a/linux/drm_context.h +++ b/linux/drm_context.h @@ -27,6 +27,10 @@ * Authors: * Rickard E. (Rik) Faith <faith@valinux.com> * Gareth Hughes <gareth@valinux.com> + * ChangeLog: + * 2001-11-16 Torsten Duwe <duwe@caldera.de> + * added context constructor/destructor hooks, + * needed by SiS driver's memory management. */ #define __NO_VERSION__ @@ -316,6 +320,10 @@ int DRM(addctx)( struct inode *inode, struct file *filp, /* Should this return -EBUSY instead? */ return -ENOMEM; } +#ifdef DRIVER_CTX_CTOR + if ( ctx.handle != DRM_KERNEL_CONTEXT ) + DRIVER_CTX_CTOR(ctx.handle); /* XXX: also pass dev ? */ +#endif if ( copy_to_user( (drm_ctx_t *)arg, &ctx, sizeof(ctx) ) ) return -EFAULT; @@ -390,6 +398,9 @@ int DRM(rmctx)( struct inode *inode, struct file *filp, priv->remove_auth_on_close = 1; } if ( ctx.handle != DRM_KERNEL_CONTEXT ) { +#ifdef DRIVER_CTX_DTOR + DRIVER_CTX_DTOR(ctx.handle); /* XXX: also pass dev ? */ +#endif DRM(ctxbitmap_free)( dev, ctx.handle ); } diff --git a/linux/drm_fops.h b/linux/drm_fops.h index d8e9112fd..9c2135fed 100644 --- a/linux/drm_fops.h +++ b/linux/drm_fops.h @@ -125,21 +125,31 @@ ssize_t DRM(read)(struct file *filp, char *buf, size_t count, loff_t *off) int avail; int send; int cur; + DECLARE_WAITQUEUE(wait, current); DRM_DEBUG("%p, %p\n", dev->buf_rp, dev->buf_wp); + add_wait_queue(&dev->buf_readers, &wait); + set_current_state(TASK_INTERRUPTIBLE); while (dev->buf_rp == dev->buf_wp) { DRM_DEBUG(" sleeping\n"); if (filp->f_flags & O_NONBLOCK) { + remove_wait_queue(&dev->buf_readers, &wait); + set_current_state(TASK_RUNNING); return -EAGAIN; } - interruptible_sleep_on(&dev->buf_readers); + schedule(); /* wait for dev->buf_readers */ if (signal_pending(current)) { DRM_DEBUG(" interrupted\n"); + remove_wait_queue(&dev->buf_readers, &wait); + set_current_state(TASK_RUNNING); return -ERESTARTSYS; } DRM_DEBUG(" awake\n"); + set_current_state(TASK_INTERRUPTIBLE); } + remove_wait_queue(&dev->buf_readers, &wait); + set_current_state(TASK_RUNNING); left = (dev->buf_rp + DRM_BSZ - dev->buf_wp) % DRM_BSZ; avail = DRM_BSZ - left; diff --git a/linux/i810_dma.c b/linux/i810_dma.c index e9b0e8078..ae0a36169 100644 --- a/linux/i810_dma.c +++ b/linux/i810_dma.c @@ -86,6 +86,7 @@ static inline void i810_print_status_page(drm_device_t *dev) DRM_DEBUG( "hw_status: LpRing Head ptr : %x\n", temp[1]); DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]); DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]); + DRM_DEBUG( "hw_status: Last Render: %x\n", temp[4]); DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]); for(i = 6; i < dma->buf_count + 6; i++) { DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 6, temp[i]); @@ -471,6 +472,9 @@ static int i810_dma_initialize(drm_device_t *dev, dev_priv->back_offset = init->back_offset; dev_priv->depth_offset = init->depth_offset; + dev_priv->overlay_offset = init->overlay_offset; + dev_priv->overlay_physical = init->overlay_physical; + dev_priv->front_di1 = init->front_offset | init->pitch_bits; dev_priv->back_di1 = init->back_offset | init->pitch_bits; dev_priv->zi1 = init->depth_offset | init->pitch_bits; @@ -1259,3 +1263,156 @@ int i810_docopy(struct inode *inode, struct file *filp, unsigned int cmd, if(VM_DONTCOPY == 0) return 1; return 0; } + +static void i810_dma_dispatch_mc(drm_device_t *dev, drm_buf_t *buf, int used, + unsigned int last_render) +{ + drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_buf_priv_t *buf_priv = buf->dev_private; + drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; + unsigned long address = (unsigned long)buf->bus_address; + unsigned long start = address - dev->agp->base; + int u; + RING_LOCALS; + + i810_kernel_lost_context(dev); + + u = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, + I810_BUF_HARDWARE); + if(u != I810_BUF_CLIENT) { + DRM_DEBUG("MC found buffer that isn't mine!\n"); + } + + if (used > 4*1024) + used = 0; + + sarea_priv->dirty = 0x7f; + + DRM_DEBUG("dispatch mc addr 0x%lx, used 0x%x\n", + address, used); + + dev_priv->counter++; + DRM_DEBUG("dispatch counter : %ld\n", dev_priv->counter); + DRM_DEBUG("i810_dma_dispatch_mc\n"); + DRM_DEBUG("start : %lx\n", start); + DRM_DEBUG("used : %d\n", used); + DRM_DEBUG("start + used - 4 : %ld\n", start + used - 4); + + if (buf_priv->currently_mapped == I810_BUF_MAPPED) { + if (used & 4) { + *(u32 *)((u32)buf_priv->virtual + used) = 0; + used += 4; + } + + i810_unmap_buffer(buf); + } + BEGIN_LP_RING(4); + OUT_RING( CMD_OP_BATCH_BUFFER ); + OUT_RING( start | BB1_PROTECTED ); + OUT_RING( start + used - 4 ); + OUT_RING( 0 ); + ADVANCE_LP_RING(); + + + BEGIN_LP_RING(8); + OUT_RING( CMD_STORE_DWORD_IDX ); + OUT_RING( buf_priv->my_use_idx ); + OUT_RING( I810_BUF_FREE ); + OUT_RING( 0 ); + + OUT_RING( CMD_STORE_DWORD_IDX ); + OUT_RING( 16 ); + OUT_RING( last_render ); + OUT_RING( 0 ); + ADVANCE_LP_RING(); +} + +int i810_dma_mc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_device_dma_t *dma = dev->dma; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + u32 *hw_status = (u32 *)dev_priv->hw_status_page; + drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) + dev_priv->sarea_priv; + drm_i810_mc_t mc; + + if (copy_from_user(&mc, (drm_i810_mc_t *)arg, sizeof(mc))) + return -EFAULT; + + + if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + DRM_ERROR("i810_dma_mc called without lock held\n"); + return -EINVAL; + } + + i810_dma_dispatch_mc(dev, dma->buflist[mc.idx], mc.used, + mc.last_render ); + + atomic_add(mc.used, &dev->counts[_DRM_STAT_SECONDARY]); + atomic_inc(&dev->counts[_DRM_STAT_DMA]); + sarea_priv->last_enqueue = dev_priv->counter-1; + sarea_priv->last_dispatch = (int) hw_status[5]; + + return 0; +} + +int i810_rstatus(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + + return (int)(((u32 *)(dev_priv->hw_status_page))[4]); +} + +int i810_ov0_info(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + drm_i810_overlay_t data; + + data.offset = dev_priv->overlay_offset; + data.physical = dev_priv->overlay_physical; + copy_to_user((drm_i810_overlay_t *)arg,&data,sizeof(data)); + return 0; +} + +int i810_fstatus(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + + if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + DRM_ERROR("i810_fstatus called without lock held\n"); + return -EINVAL; + } + return I810_READ(0x30008); +} + +int i810_ov0_flip(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + + if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + DRM_ERROR("i810_ov0_flip called without lock held\n"); + return -EINVAL; + } + + //Tell the overlay to update + I810_WRITE(0x30000,dev_priv->overlay_physical | 0x80000000); + + return 0; +} + + diff --git a/linux/i810_drm.h b/linux/i810_drm.h index 5d47adda2..8413293b3 100644 --- a/linux/i810_drm.h +++ b/linux/i810_drm.h @@ -112,6 +112,8 @@ typedef struct _drm_i810_init { unsigned int front_offset; unsigned int back_offset; unsigned int depth_offset; + unsigned int overlay_offset; + unsigned int overlay_physical; unsigned int w; unsigned int h; unsigned int pitch; @@ -196,4 +198,18 @@ typedef struct drm_i810_dma { int granted; } drm_i810_dma_t; +typedef struct _drm_i810_overlay_t { + unsigned int offset; /* Address of the Overlay Regs */ + unsigned int physical; +} drm_i810_overlay_t; + +typedef struct _drm_i810_mc { + int idx; /* buffer index */ + int used; /* nr bytes in use */ + int num_blocks; /* number of GFXBlocks */ + int *length; /* List of lengths for GFXBlocks (FUTURE)*/ + unsigned int last_render; /* Last Render Request */ +} drm_i810_mc_t; + + #endif /* _I810_DRM_H_ */ diff --git a/linux/i810_drv.c b/linux/i810_drv.c index 1a200e0c4..559b2617b 100644 --- a/linux/i810_drv.c +++ b/linux/i810_drv.c @@ -39,10 +39,10 @@ #define DRIVER_NAME "i810" #define DRIVER_DESC "Intel i810" -#define DRIVER_DATE "20010917" +#define DRIVER_DATE "20010920" #define DRIVER_MAJOR 1 -#define DRIVER_MINOR 1 +#define DRIVER_MINOR 2 #define DRIVER_PATCHLEVEL 0 #define DRIVER_IOCTLS \ @@ -54,7 +54,12 @@ [DRM_IOCTL_NR(DRM_IOCTL_I810_GETBUF)] = { i810_getbuf, 1, 0 }, \ [DRM_IOCTL_NR(DRM_IOCTL_I810_SWAP)] = { i810_swap_bufs, 1, 0 }, \ [DRM_IOCTL_NR(DRM_IOCTL_I810_COPY)] = { i810_copybuf, 1, 0 }, \ - [DRM_IOCTL_NR(DRM_IOCTL_I810_DOCOPY)] = { i810_docopy, 1, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_I810_DOCOPY)] = { i810_docopy, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_I810_OV0INFO)] = { i810_ov0_info, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_I810_FSTATUS)] = { i810_fstatus, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_I810_OV0FLIP)] = { i810_ov0_flip, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_I810_MC)] = { i810_dma_mc, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_I810_RSTATUS)] = { i810_rstatus, 1, 0 } #define __HAVE_COUNTERS 4 diff --git a/linux/i810_drv.h b/linux/i810_drv.h index e1b17148e..a27384d41 100644 --- a/linux/i810_drv.h +++ b/linux/i810_drv.h @@ -73,6 +73,8 @@ typedef struct drm_i810_private { int back_offset; int depth_offset; + int overlay_offset; + int overlay_physical; int w, h; int pitch; } drm_i810_private_t; @@ -94,6 +96,18 @@ extern int i810_copybuf(struct inode *inode, struct file *filp, extern int i810_docopy(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); +extern int i810_rstatus(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i810_ov0_info(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i810_fstatus(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i810_ov0_flip(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i810_dma_mc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); + + extern void i810_dma_quiescent(drm_device_t *dev); #define I810_VERBOSE 0 diff --git a/linux/picker.c b/linux/picker.c index 4b4fbe90c..6c228dfc3 100644 --- a/linux/picker.c +++ b/linux/picker.c @@ -22,14 +22,9 @@ #define CONFIG_AGP 0 #endif -#ifndef CONFIG_FB_SIS -#define CONFIG_FB_SIS 0 -#endif - SMP = CONFIG_SMP MODULES = CONFIG_MODULES MODVERSIONS = CONFIG_MODVERSIONS AGP = CONFIG_AGP AGP_MODULE = CONFIG_AGP_MODULE RELEASE = UTS_RELEASE -SIS = CONFIG_FB_SIS diff --git a/linux/radeon_state.c b/linux/radeon_state.c index 0a209245b..9322292a4 100644 --- a/linux/radeon_state.c +++ b/linux/radeon_state.c @@ -1058,7 +1058,7 @@ static int radeon_cp_dispatch_texture( drm_device_t *dev, DRM_ERROR( "EFAULT on tex->image\n" ); return -EFAULT; } - } else if ( size < 4 ) { + } else if ( size < 4 && size > 0 ) { size = 4; } diff --git a/linux/sis.h b/linux/sis.h index 2e5f7bb3e..02f03086f 100644 --- a/linux/sis.h +++ b/linux/sis.h @@ -24,7 +24,7 @@ * DEALINGS IN THE SOFTWARE. * */ -/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/kernel/sis.h,v 1.1 2001/05/19 18:29:22 dawes Exp $ */ +/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/kernel/sis.h,v 1.2 2001/12/19 21:25:59 dawes Exp $ */ #ifndef __SIS_H__ #define __SIS_H__ @@ -47,4 +47,10 @@ #define DRIVER_AGP_BUFFERS_MAP( dev ) \ ((drm_sis_private_t *)((dev)->dev_private))->buffers +extern int sis_init_context(int context); +extern int sis_final_context(int context); + +#define DRIVER_CTX_CTOR sis_init_context +#define DRIVER_CTX_DTOR sis_final_context + #endif diff --git a/linux/sis_drv.c b/linux/sis_drv.c index 3dd83fd7e..2d9612f52 100644 --- a/linux/sis_drv.c +++ b/linux/sis_drv.c @@ -40,12 +40,12 @@ #define DRIVER_PATCHLEVEL 0 #define DRIVER_IOCTLS \ - [DRM_IOCTL_NR(SIS_IOCTL_FB_ALLOC)] = { sis_fb_alloc, 1, 1 }, \ - [DRM_IOCTL_NR(SIS_IOCTL_FB_FREE)] = { sis_fb_free, 1, 1 }, \ + [DRM_IOCTL_NR(SIS_IOCTL_FB_ALLOC)] = { sis_fb_alloc, 1, 0 }, \ + [DRM_IOCTL_NR(SIS_IOCTL_FB_FREE)] = { sis_fb_free, 1, 0 }, \ /* AGP Memory Management */ \ - [DRM_IOCTL_NR(SIS_IOCTL_AGP_INIT)] = { sisp_agp_init, 1, 1 }, \ - [DRM_IOCTL_NR(SIS_IOCTL_AGP_ALLOC)] = { sisp_agp_alloc, 1, 1 }, \ - [DRM_IOCTL_NR(SIS_IOCTL_AGP_FREE)] = { sisp_agp_free, 1, 1 } + [DRM_IOCTL_NR(SIS_IOCTL_AGP_INIT)] = { sisp_agp_init, 1, 0 }, \ + [DRM_IOCTL_NR(SIS_IOCTL_AGP_ALLOC)] = { sisp_agp_alloc, 1, 0 }, \ + [DRM_IOCTL_NR(SIS_IOCTL_AGP_FREE)] = { sisp_agp_free, 1, 0 } #if 0 /* these don't appear to be defined */ /* SIS Stereo */ [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = { sis_control, 1, 1 }, diff --git a/linux/sis_ds.c b/linux/sis_ds.c index 6143ad83a..95880a482 100644 --- a/linux/sis_ds.c +++ b/linux/sis_ds.c @@ -33,7 +33,7 @@ #include <linux/delay.h> #include <linux/errno.h> #include <linux/kernel.h> -#include <linux/malloc.h> +#include <linux/slab.h> #include <linux/poll.h> #include <asm/io.h> #include <linux/pci.h> diff --git a/linux/sis_mm.c b/linux/sis_mm.c index 2c2e0d95a..81832769d 100644 --- a/linux/sis_mm.c +++ b/linux/sis_mm.c @@ -72,7 +72,7 @@ static int del_alloc_set(int context, int type, unsigned int val) } /* fb management via fb device */ -#if 0 +#if 1 int sis_fb_alloc(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { @@ -90,7 +90,7 @@ int sis_fb_alloc(struct inode *inode, struct file *filp, unsigned int cmd, fb.offset = req.offset; fb.free = req.offset; if(!add_alloc_set(fb.context, VIDEO_TYPE, fb.free)){ - DRM_DEBUG("adding to allocation set fails"); + DRM_DEBUG("adding to allocation set fails\n"); sis_free(req.offset); retval = -1; } @@ -185,7 +185,7 @@ int sisp_agp_alloc(struct inode *inode, struct file *filp, unsigned int cmd, agp.offset = block->ofs; agp.free = (unsigned int)block; if(!add_alloc_set(agp.context, AGP_TYPE, agp.free)){ - DRM_DEBUG("adding to allocation set fails"); + DRM_DEBUG("adding to allocation set fails\n"); mmFreeMem((PMemBlock)agp.free); retval = -1; } @@ -279,9 +279,7 @@ int sis_final_context(int context) retval = setFirst(set, &item); while(retval){ DRM_DEBUG("free video memory 0x%x\n", item); -#if 0 sis_free(item); -#endif retval = setNext(set, &item); } setDestroy(set); diff --git a/shared-core/drm.h b/shared-core/drm.h index ac9f407a7..0db586fc5 100644 --- a/shared-core/drm.h +++ b/shared-core/drm.h @@ -104,9 +104,8 @@ typedef struct drm_tex_region { #include "i810_drm.h" #include "r128_drm.h" #include "radeon_drm.h" -#ifdef CONFIG_DRM_SIS #include "sis_drm.h" -#endif +#include "i830_drm.h" typedef struct drm_version { int version_major; /* Major version */ @@ -449,6 +448,12 @@ typedef struct drm_scatter_gather { #define DRM_IOCTL_I810_SWAP DRM_IO( 0x46) #define DRM_IOCTL_I810_COPY DRM_IOW( 0x47, drm_i810_copy_t) #define DRM_IOCTL_I810_DOCOPY DRM_IO( 0x48) +#define DRM_IOCTL_I810_OV0INFO DRM_IOR( 0x49, drm_i810_overlay_t) +#define DRM_IOCTL_I810_FSTATUS DRM_IO ( 0x4a) +#define DRM_IOCTL_I810_OV0FLIP DRM_IO ( 0x4b) +#define DRM_IOCTL_I810_MC DRM_IOW( 0x4c, drm_i810_mc_t) +#define DRM_IOCTL_I810_RSTATUS DRM_IO ( 0x4d ) + /* Rage 128 specific ioctls */ #define DRM_IOCTL_R128_INIT DRM_IOW( 0x40, drm_r128_init_t) @@ -483,7 +488,6 @@ typedef struct drm_scatter_gather { #define DRM_IOCTL_RADEON_INDIRECT DRM_IOWR(0x4d, drm_radeon_indirect_t) #define DRM_IOCTL_RADEON_TEXTURE DRM_IOWR(0x4e, drm_radeon_texture_t) -#ifdef CONFIG_DRM_SIS /* SiS specific ioctls */ #define SIS_IOCTL_FB_ALLOC DRM_IOWR(0x44, drm_sis_mem_t) #define SIS_IOCTL_FB_FREE DRM_IOW( 0x45, drm_sis_mem_t) @@ -493,6 +497,16 @@ typedef struct drm_scatter_gather { #define SIS_IOCTL_FLIP DRM_IOW( 0x48, drm_sis_flip_t) #define SIS_IOCTL_FLIP_INIT DRM_IO( 0x49) #define SIS_IOCTL_FLIP_FINAL DRM_IO( 0x50) -#endif + +/* I830 specific ioctls */ +#define DRM_IOCTL_I830_INIT DRM_IOW( 0x40, drm_i830_init_t) +#define DRM_IOCTL_I830_VERTEX DRM_IOW( 0x41, drm_i830_vertex_t) +#define DRM_IOCTL_I830_CLEAR DRM_IOW( 0x42, drm_i830_clear_t) +#define DRM_IOCTL_I830_FLUSH DRM_IO ( 0x43) +#define DRM_IOCTL_I830_GETAGE DRM_IO ( 0x44) +#define DRM_IOCTL_I830_GETBUF DRM_IOWR(0x45, drm_i830_dma_t) +#define DRM_IOCTL_I830_SWAP DRM_IO ( 0x46) +#define DRM_IOCTL_I830_COPY DRM_IOW( 0x47, drm_i830_copy_t) +#define DRM_IOCTL_I830_DOCOPY DRM_IO ( 0x48) #endif diff --git a/shared/drm.h b/shared/drm.h index ac9f407a7..0db586fc5 100644 --- a/shared/drm.h +++ b/shared/drm.h @@ -104,9 +104,8 @@ typedef struct drm_tex_region { #include "i810_drm.h" #include "r128_drm.h" #include "radeon_drm.h" -#ifdef CONFIG_DRM_SIS #include "sis_drm.h" -#endif +#include "i830_drm.h" typedef struct drm_version { int version_major; /* Major version */ @@ -449,6 +448,12 @@ typedef struct drm_scatter_gather { #define DRM_IOCTL_I810_SWAP DRM_IO( 0x46) #define DRM_IOCTL_I810_COPY DRM_IOW( 0x47, drm_i810_copy_t) #define DRM_IOCTL_I810_DOCOPY DRM_IO( 0x48) +#define DRM_IOCTL_I810_OV0INFO DRM_IOR( 0x49, drm_i810_overlay_t) +#define DRM_IOCTL_I810_FSTATUS DRM_IO ( 0x4a) +#define DRM_IOCTL_I810_OV0FLIP DRM_IO ( 0x4b) +#define DRM_IOCTL_I810_MC DRM_IOW( 0x4c, drm_i810_mc_t) +#define DRM_IOCTL_I810_RSTATUS DRM_IO ( 0x4d ) + /* Rage 128 specific ioctls */ #define DRM_IOCTL_R128_INIT DRM_IOW( 0x40, drm_r128_init_t) @@ -483,7 +488,6 @@ typedef struct drm_scatter_gather { #define DRM_IOCTL_RADEON_INDIRECT DRM_IOWR(0x4d, drm_radeon_indirect_t) #define DRM_IOCTL_RADEON_TEXTURE DRM_IOWR(0x4e, drm_radeon_texture_t) -#ifdef CONFIG_DRM_SIS /* SiS specific ioctls */ #define SIS_IOCTL_FB_ALLOC DRM_IOWR(0x44, drm_sis_mem_t) #define SIS_IOCTL_FB_FREE DRM_IOW( 0x45, drm_sis_mem_t) @@ -493,6 +497,16 @@ typedef struct drm_scatter_gather { #define SIS_IOCTL_FLIP DRM_IOW( 0x48, drm_sis_flip_t) #define SIS_IOCTL_FLIP_INIT DRM_IO( 0x49) #define SIS_IOCTL_FLIP_FINAL DRM_IO( 0x50) -#endif + +/* I830 specific ioctls */ +#define DRM_IOCTL_I830_INIT DRM_IOW( 0x40, drm_i830_init_t) +#define DRM_IOCTL_I830_VERTEX DRM_IOW( 0x41, drm_i830_vertex_t) +#define DRM_IOCTL_I830_CLEAR DRM_IOW( 0x42, drm_i830_clear_t) +#define DRM_IOCTL_I830_FLUSH DRM_IO ( 0x43) +#define DRM_IOCTL_I830_GETAGE DRM_IO ( 0x44) +#define DRM_IOCTL_I830_GETBUF DRM_IOWR(0x45, drm_i830_dma_t) +#define DRM_IOCTL_I830_SWAP DRM_IO ( 0x46) +#define DRM_IOCTL_I830_COPY DRM_IOW( 0x47, drm_i830_copy_t) +#define DRM_IOCTL_I830_DOCOPY DRM_IO ( 0x48) #endif |