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/*
* $Id$
*
* Copyright © 2003 Eric Anholt
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Eric Anholt not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Eric Anholt makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL ERIC ANHOLT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Header$ */
#ifndef _ATI_H_
#define _ATI_H_
#include "config.h"
#ifdef KDRIVEFBDEV
#include <fbdev.h>
#endif
#ifdef KDRIVEVESA
#include <vesa.h>
#endif
#ifdef XF86DRI
#define USE_DRI
#include "libdrm.h"
#include "dri.h"
#endif
#define RADEON_REG_BASE(c) ((c)->attr.address[1])
#define RADEON_REG_SIZE(c) (0x4000)
#ifdef __powerpc__
static __inline__ void
MMIO_OUT32(__volatile__ void *base, const unsigned long offset,
const unsigned int val)
{
__asm__ __volatile__(
"stwbrx %1,%2,%3\n\t"
"eieio"
: "=m" (*((volatile unsigned char *)base+offset))
: "r" (val), "b" (base), "r" (offset));
}
static __inline__ CARD32
MMIO_IN32(__volatile__ void *base, const unsigned long offset)
{
register unsigned int val;
__asm__ __volatile__(
"lwbrx %0,%1,%2\n\t"
"eieio"
: "=r" (val)
: "b" (base), "r" (offset),
"m" (*((volatile unsigned char *)base+offset)));
return val;
}
#else
#define MMIO_OUT32(mmio, a, v) (*(VOL32 *)((mmio) + (a)) = (v))
#define MMIO_IN32(mmio, a) (*(VOL32 *)((mmio) + (a)))
#endif
typedef volatile CARD8 VOL8;
typedef volatile CARD16 VOL16;
typedef volatile CARD32 VOL32;
#define CAP_RADEON 0x1 /* Whether it's a Radeon vs R128 */
#define CAP_R200 0x2 /* If CAP_RADEON, whether it's an R200 */
#define CAP_NODRM 0x4 /* Set if no initialization for the DRM yet. */
struct pci_id_entry {
CARD16 vendor;
CARD16 device;
CARD8 caps;
char *name;
};
struct backend_funcs {
void (*cardfini)(KdCardInfo *);
void (*scrfini)(KdScreenInfo *);
Bool (*initScreen)(ScreenPtr);
Bool (*finishInitScreen)(ScreenPtr pScreen);
Bool (*createRes)(ScreenPtr);
void (*preserve)(KdCardInfo *);
void (*restore)(KdCardInfo *);
Bool (*dpms)(ScreenPtr, int);
Bool (*enable)(ScreenPtr);
void (*disable)(ScreenPtr);
void (*getColors)(ScreenPtr, int, int, xColorItem *);
void (*putColors)(ScreenPtr, int, int, xColorItem *);
};
typedef struct _ATICardInfo {
union {
#ifdef KDRIVEFBDEV
FbdevPriv fbdev;
#endif
#ifdef KDRIVEVESA
VesaCardPrivRec vesa;
#endif
} backend_priv;
struct backend_funcs backend_funcs;
struct pci_id_entry *pci_id;
CARD8 *reg_base;
Bool is_radeon;
Bool is_r200;
char *busid;
#ifdef USE_DRI
int drmFd;
#endif /* USE_DRI */
Bool use_fbdev, use_vesa;
} ATICardInfo;
#define getATICardInfo(kd) ((ATICardInfo *) ((kd)->card->driver))
#define ATICardInfo(kd) ATICardInfo *atic = getATICardInfo(kd)
typedef struct _ATIScreenInfo {
union {
#ifdef KDRIVEFBDEV
FbdevScrPriv fbdev;
#endif
#ifdef KDRIVEVESA
VesaScreenPrivRec vesa;
#endif
} backend_priv;
KaaScreenInfoRec kaa;
ATICardInfo *atic;
Bool using_dri;
Bool using_dma;
int scratch_offset;
int scratch_size;
#ifdef USE_DRI
drmSize registerSize;
drmHandle registerHandle;
drmHandle fbHandle;
int IsAGP;
drmSize gartSize;
drmHandle agpMemHandle; /* Handle from drmAgpAlloc */
unsigned long gartOffset;
unsigned char *AGP; /* Map */
int agpMode;
drmSize pciSize;
drmHandle pciMemHandle;
/* ring buffer data */
unsigned long ringStart; /* Offset into AGP space */
drmHandle ringHandle; /* Handle from drmAddMap */
drmSize ringMapSize; /* Size of map */
int ringSize; /* Size of ring (MB) */
unsigned char *ring; /* Map */
unsigned long ringReadOffset; /* Offset into AGP space */
drmHandle ringReadPtrHandle; /* Handle from drmAddMap */
drmSize ringReadMapSize; /* Size of map */
unsigned char *ringReadPtr; /* Map */
/* vertex/indirect buffer data */
unsigned long bufStart; /* Offset into AGP space */
drmHandle bufHandle; /* Handle from drmAddMap */
drmSize bufMapSize; /* Size of map */
int bufSize; /* Size of buffers (MB) */
unsigned char *buf; /* Map */
int bufNumBufs; /* Number of buffers */
drmBufMapPtr buffers; /* Buffer map */
/* AGP Texture data */
unsigned long gartTexStart; /* Offset into AGP space */
drmHandle gartTexHandle; /* Handle from drmAddMap */
drmSize gartTexMapSize; /* Size of map */
int gartTexSize; /* Size of AGP tex space (MB) */
unsigned char *gartTex; /* Map */
int log2GARTTexGran;
int CCEMode; /* CCE mode that server/clients use */
int CPMode; /* CP mode that server/clients use */
int CCEFifoSize; /* Size of the CCE command FIFO */
int DMAusecTimeout; /* CCE timeout in usecs */
/* DMA 2D accleration */
drmBufPtr indirectBuffer;
int indirectStart;
/* DRI screen private data */
int fbX;
int fbY;
int backX;
int backY;
int depthX;
int depthY;
int frontOffset;
int frontPitch;
int backOffset;
int backPitch;
int depthOffset;
int depthPitch;
int spanOffset;
int textureOffset;
int textureSize;
int log2TexGran;
int irqEnabled;
int serverContext;
DRIInfoPtr pDRIInfo;
#endif /* USE_DRI */
} ATIScreenInfo;
#define getATIScreenInfo(kd) ((ATIScreenInfo *) ((kd)->screen->driver))
#define ATIScreenInfo(kd) ATIScreenInfo *atis = getATIScreenInfo(kd)
Bool
ATIMapReg(KdCardInfo *card, ATICardInfo *atic);
void
ATIUnmapReg(KdCardInfo *card, ATICardInfo *atic);
Bool
ATIDrawSetup(ScreenPtr pScreen);
Bool
ATIDrawInit(ScreenPtr pScreen);
void
ATIDrawEnable(ScreenPtr pScreen);
void
ATIDrawSync(ScreenPtr pScreen);
void
ATIDrawDisable(ScreenPtr pScreen);
void
ATIDrawFini(ScreenPtr pScreen);
#ifdef USE_DRI
Bool
ATIDRIScreenInit(ScreenPtr pScreen);
void
ATIDRICloseScreen(ScreenPtr pScreen);
#endif /* USE_DRI */
extern KdCardFuncs ATIFuncs;
#endif /* _ATI_H_ */
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