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-rw-r--r--linux/mga_drv.h286
1 files changed, 194 insertions, 92 deletions
diff --git a/linux/mga_drv.h b/linux/mga_drv.h
index bc7808b0a..43deb613e 100644
--- a/linux/mga_drv.h
+++ b/linux/mga_drv.h
@@ -26,12 +26,32 @@
* Authors: Rickard E. (Rik) Faith <faith@precisioninsight.com>
* Jeff Hartmann <jhartmann@precisioninsight.com>
*
- * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/kernel/mga_drv.h,v 1.1 2000/02/11 17:26:08 dawes Exp $
+ * $XFree86$
*/
#ifndef _MGA_DRV_H_
#define _MGA_DRV_H_
-#include "mga_drm_public.h"
+
+typedef struct {
+ unsigned int num_dwords;
+ unsigned int max_dwords;
+ u32 *current_dma_ptr;
+ u32 *head;
+ u32 phys_head;
+ int sec_used;
+ int idx;
+ int swap_pending;
+ u32 in_use;
+ atomic_t force_fire;
+ atomic_t needs_overflow;
+} drm_mga_prim_buf_t;
+
+typedef struct _drm_mga_freelist {
+ unsigned int age;
+ drm_buf_t *buf;
+ struct _drm_mga_freelist *next;
+ struct _drm_mga_freelist *prev;
+} drm_mga_freelist_t;
typedef struct _drm_mga_private {
int reserved_map_idx;
@@ -40,7 +60,7 @@ typedef struct _drm_mga_private {
int primary_size;
int warp_ucode_size;
int chipset;
- int fbOffset;
+ int frontOffset;
int backOffset;
int depthOffset;
int textureOffset;
@@ -49,25 +69,32 @@ typedef struct _drm_mga_private {
int stride;
int sgram;
int use_agp;
- mgaWarpIndex WarpIndex[MGA_MAX_G400_PIPES];
+ drm_mga_warp_index_t WarpIndex[MGA_MAX_G400_PIPES];
+ unsigned int WarpPipe;
__volatile__ unsigned long softrap_age;
- atomic_t dispatch_lock;
+ u32 dispatch_lock;
+ atomic_t in_flush;
+ atomic_t in_wait;
atomic_t pending_bufs;
- void *ioremap;
- u32 *prim_head;
- u32 *current_dma_ptr;
- u32 prim_phys_head;
- int prim_num_dwords;
- int prim_max_dwords;
-
+ unsigned int last_sync_tag;
+ unsigned int sync_tag;
+ void *status_page;
+ unsigned long real_status_page;
+ u8 *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;
+ struct pci_dev *device;
+ drm_mga_freelist_t *head;
+ drm_mga_freelist_t *tail;
+ wait_queue_head_t flush_queue; /* Processes waiting until flush */
+ wait_queue_head_t wait_queue; /* Processes waiting until interrupt */
/* Some validated register values:
*/
- u32 frontOrg;
- u32 backOrg;
- u32 depthOrg;
u32 mAccess;
-
} drm_mga_private_t;
/* mga_drv.c */
@@ -92,16 +119,18 @@ extern int mga_control(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int mga_lock(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
-#if 0
-extern void mga_dma_init(drm_device_t *dev);
-extern void mga_dma_cleanup(drm_device_t *dev);
-#endif
+/* mga_dma_init does init and release */
extern int mga_dma_init(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int mga_dma_cleanup(drm_device_t *dev);
+extern int mga_flush_ioctl(struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg);
-/* mga_dma_init does init and release */
+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);
/* mga_bufs.c */
@@ -124,6 +153,8 @@ extern int mga_swap_bufs(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int mga_iload(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
+extern int mga_vertex(struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg);
/* mga_context.c */
extern int mga_resctx(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
@@ -144,13 +175,115 @@ 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;
+
+typedef struct {
+ drm_mga_freelist_t *my_freelist;
+ int discard;
+} drm_mga_buf_priv_t;
+
+#define DWGREG0 0x1c00
+#define DWGREG0_END 0x1dff
+#define DWGREG1 0x2c00
+#define DWGREG1_END 0x2dff
+
+#define ISREG0(r) (r >= DWGREG0 && r <= DWGREG0_END)
+#define ADRINDEX0(r) (u8)((r - DWGREG0) >> 2)
+#define ADRINDEX1(r) (u8)(((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 u8 tempIndex[4]; u32 *dma_ptr; u32 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( tmp_buf->max_dwords - tmp_buf->num_dwords < length || \
+ tmp_buf->sec_used > MGA_DMA_BUF_NR/2) { \
+ atomic_set(&tmp_buf->force_fire, 1); \
+ mga_advance_primary(dev); \
+ mga_dma_schedule(dev, 1); \
+ } else if( atomic_read(&tmp_buf->needs_overflow)) { \
+ mga_advance_primary(dev); \
+ mga_dma_schedule(dev, 1); \
+ } \
+} 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++; \
+} while (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] = *(u32 *)tempIndex; \
+ dma_ptr+=5; \
+ num_dwords += 5; \
+ } \
+}while (0)
+
+/* A reduced set of the mga registers.
+ */
#define MGAREG_MGA_EXEC 0x0100
-#define MGAREG_AGP_PLL 0x1e4c
#define MGAREG_ALPHACTRL 0x2c7c
-#define MGAREG_ALPHASTART 0x2c70
-#define MGAREG_ALPHAXINC 0x2c74
-#define MGAREG_ALPHAYINC 0x2c78
#define MGAREG_AR0 0x1c60
#define MGAREG_AR1 0x1c64
#define MGAREG_AR2 0x1c68
@@ -158,39 +291,16 @@ extern int mga_context_switch_complete(drm_device_t *dev, int new);
#define MGAREG_AR4 0x1c70
#define MGAREG_AR5 0x1c74
#define MGAREG_AR6 0x1c78
-#define MGAREG_BCOL 0x1c20
#define MGAREG_CXBNDRY 0x1c80
#define MGAREG_CXLEFT 0x1ca0
#define MGAREG_CXRIGHT 0x1ca4
#define MGAREG_DMAPAD 0x1c54
-#define MGAREG_DR0_Z32LSB 0x2c50
-#define MGAREG_DR0_Z32MSB 0x2c54
-#define MGAREG_DR2_Z32LSB 0x2c60
-#define MGAREG_DR2_Z32MSB 0x2c64
-#define MGAREG_DR3_Z32LSB 0x2c68
-#define MGAREG_DR3_Z32MSB 0x2c6c
-#define MGAREG_DR0 0x1cc0
-#define MGAREG_DR2 0x1cc8
-#define MGAREG_DR3 0x1ccc
-#define MGAREG_DR4 0x1cd0
-#define MGAREG_DR6 0x1cd8
-#define MGAREG_DR7 0x1cdc
-#define MGAREG_DR8 0x1ce0
-#define MGAREG_DR10 0x1ce8
-#define MGAREG_DR11 0x1cec
-#define MGAREG_DR12 0x1cf0
-#define MGAREG_DR14 0x1cf8
-#define MGAREG_DR15 0x1cfc
#define MGAREG_DSTORG 0x2cb8
-#define MGAREG_DWG_INDIR_WT 0x1e80
#define MGAREG_DWGCTL 0x1c00
#define MGAREG_DWGSYNC 0x2c4c
#define MGAREG_FCOL 0x1c24
#define MGAREG_FIFOSTATUS 0x1e10
#define MGAREG_FOGCOL 0x1cf4
-#define MGAREG_FOGSTART 0x1cc4
-#define MGAREG_FOGXINC 0x1cd4
-#define MGAREG_FOGYINC 0x1ce4
#define MGAREG_FXBNDRY 0x1c84
#define MGAREG_FXLEFT 0x1ca8
#define MGAREG_FXRIGHT 0x1cac
@@ -198,44 +308,22 @@ extern int mga_context_switch_complete(drm_device_t *dev, int new);
#define MGAREG_IEN 0x1e1c
#define MGAREG_LEN 0x1c5c
#define MGAREG_MACCESS 0x1c04
-#define MGAREG_MCTLWTST 0x1c08
-#define MGAREG_MEMRDBK 0x1e44
-#define MGAREG_OPMODE 0x1e54
-#define MGAREG_PAT0 0x1c10
-#define MGAREG_PAT1 0x1c14
#define MGAREG_PITCH 0x1c8c
#define MGAREG_PLNWT 0x1c1c
#define MGAREG_PRIMADDRESS 0x1e58
#define MGAREG_PRIMEND 0x1e5c
#define MGAREG_PRIMPTR 0x1e50
-#define MGAREG_RST 0x1e40
#define MGAREG_SECADDRESS 0x2c40
#define MGAREG_SECEND 0x2c44
#define MGAREG_SETUPADDRESS 0x2cd0
#define MGAREG_SETUPEND 0x2cd4
-#define MGAREG_SGN 0x1c58
-#define MGAREG_SHIFT 0x1c50
#define MGAREG_SOFTRAP 0x2c48
-#define MGAREG_SPECBSTART 0x2c98
-#define MGAREG_SPECBXINC 0x2c9c
-#define MGAREG_SPECBYINC 0x2ca0
-#define MGAREG_SPECGSTART 0x2c8c
-#define MGAREG_SPECGXINC 0x2c90
-#define MGAREG_SPECGYINC 0x2c94
-#define MGAREG_SPECRSTART 0x2c80
-#define MGAREG_SPECRXINC 0x2c84
-#define MGAREG_SPECRYINC 0x2c88
-#define MGAREG_SRC0 0x1c30
-#define MGAREG_SRC1 0x1c34
-#define MGAREG_SRC2 0x1c38
-#define MGAREG_SRC3 0x1c3c
#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_TEST0 0x1e48
#define MGAREG_TEXBORDERCOL 0x2c5c
#define MGAREG_TEXCTL 0x2c30
#define MGAREG_TEXCTL2 0x2c3c
@@ -249,18 +337,6 @@ extern int mga_context_switch_complete(drm_device_t *dev, int new);
#define MGAREG_TEXTRANS 0x2c34
#define MGAREG_TEXTRANSHIGH 0x2c38
#define MGAREG_TEXWIDTH 0x2c28
-#define MGAREG_TMR0 0x2c00
-#define MGAREG_TMR1 0x2c04
-#define MGAREG_TMR2 0x2c08
-#define MGAREG_TMR3 0x2c0c
-#define MGAREG_TMR4 0x2c10
-#define MGAREG_TMR5 0x2c14
-#define MGAREG_TMR6 0x2c18
-#define MGAREG_TMR7 0x2c1c
-#define MGAREG_TMR8 0x2c20
-#define MGAREG_VBIADDR0 0x3e08
-#define MGAREG_VBIADDR1 0x3e0c
-#define MGAREG_VCOUNT 0x1e20
#define MGAREG_WACCEPTSEQ 0x1dd4
#define MGAREG_WCODEADDR 0x1e6c
#define MGAREG_WFLAG 0x1dc4
@@ -270,18 +346,8 @@ extern int mga_context_switch_complete(drm_device_t *dev, int new);
#define MGAREG_WGETMSB 0x1dc8
#define MGAREG_WIADDR 0x1dc0
#define MGAREG_WIADDR2 0x1dd8
-#define MGAREG_WIADDRNB 0x1e60
-#define MGAREG_WIADDRNB1 0x1e04
-#define MGAREG_WIADDRNB2 0x1e00
-#define MGAREG_WIMEMADDR 0x1e68
-#define MGAREG_WIMEMDATA 0x2000
-#define MGAREG_WIMEMDATA1 0x2100
#define MGAREG_WMISC 0x1e70
-#define MGAREG_WR 0x2d00
#define MGAREG_WVRTXSZ 0x1dcc
-#define MGAREG_XDST 0x1cb0
-#define MGAREG_XYEND 0x1c44
-#define MGAREG_XYSTRT 0x1c40
#define MGAREG_YBOT 0x1c9c
#define MGAREG_YDST 0x1c90
#define MGAREG_YDSTLEN 0x1c88
@@ -289,4 +355,40 @@ extern int mga_context_switch_complete(drm_device_t *dev, int new);
#define MGAREG_YTOP 0x1c98
#define MGAREG_ZORG 0x1c0c
+#define DC_atype_rstr 0x10
+#define DC_atype_blk 0x40
+#define PDEA_pagpxfer_enable 0x2
+#define WIA_wmode_suspend 0x0
+#define WIA_wmode_start 0x3
+#define WIA_wagp_agp 0x4
+#define DC_opcod_trap 0x4
+#define DC_arzero_enable 0x1000
+#define DC_sgnzero_enable 0x2000
+#define DC_shftzero_enable 0x4000
+#define DC_bop_SHIFT 16
+#define DC_clipdis_enable 0x80000000
+#define DC_solid_enable 0x800
+#define DC_transc_enable 0x40000000
+#define DC_opcod_bitblt 0x8
+#define DC_atype_rpl 0x0
+#define DC_linear_xy 0x0
+#define DC_solid_disable 0x0
+#define DC_arzero_disable 0x0
+#define DC_bltmod_bfcol 0x4000000
+#define DC_pattern_disable 0x0
+#define DC_transc_disable 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) \
+
#endif