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/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/sis/sis_dri.h,v 1.12 2004/01/04 18:08:00 twini Exp $ */
/*
* SiS DRI wrapper
*
* Copyright (C) 2001-2004 by Thomas Winischhofer, Vienna, Austria
*
* Licensed under the following terms:
*
* 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 appears in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* and that the name of the copyright holder not be used in advertising
* or publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holder makes no representations
* about the suitability of this software for any purpose. It is provided
* "as is" without expressed or implied warranty.
*
* THE COPYRIGHT HOLDER DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO
* EVENT SHALL THE COPYRIGHT HOLDER 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.
*
* Authors: Can-Ru Yeou, SiS Inc.,
* Thomas Winischhofer <thomas@winischhofer.net>,
* others.
*
* Previously taken and modified from tdfx_dri.h
*/
#ifndef _SIS_DRI_
#define _SIS_DRI_
#include "xf86drm.h"
#define SIS_MAX_DRAWABLES 256
#define SISIOMAPSIZE (64*1024)
typedef struct {
int CtxOwner;
int QueueLength;
unsigned int AGPCmdBufNext;
unsigned int FrameCount;
#ifdef SIS315DRI
/* For 315 series */
unsigned long sharedWPoffset;
#endif
#if 0
unsigned char *AGPCmdBufBase;
unsigned long AGPCmdBufAddr;
unsigned long AGPCmdBufOffset;
unsigned int AGPCmdBufSize;
unsigned long AGPCmdBufNext;
#endif
} SISSAREAPriv, *SISSAREAPrivPtr;
#define AGPVtxBufNext AGPCmdBufNext
#define SIS_FRONT 0
#define SIS_BACK 1
#define SIS_DEPTH 2
typedef struct {
drmHandle handle;
drmSize size;
drmAddress map;
} sisRegion, *sisRegionPtr;
typedef struct {
sisRegion regs, agp;
int deviceID;
int width;
int height;
int mem; /* unused in Mesa 3 DRI */
int bytesPerPixel;
int priv1; /* unused in Mesa 3 DRI */
int priv2; /* unused in Mesa 3 DRI */
int fbOffset; /* unused in Mesa 3 DRI */
int backOffset; /* unused in Mesa 3 DRI */
int depthOffset; /* unused in Mesa 3 DRI */
int textureOffset; /* unused in Mesa 3 DRI */
int textureSize; /* unused in Mesa 3 DRI */
unsigned int AGPCmdBufOffset;
unsigned int AGPCmdBufSize;
int irqEnabled; /* unused in Mesa 3 DRI */
unsigned int scrnX, scrnY; /* unused in Mesa 3 DRI */
} SISDRIRec, *SISDRIPtr;
#define AGPVtxBufOffset AGPCmdBufOffset
#define AGPVtxBufSize AGPCmdBufSize
typedef struct {
/* Nothing here yet */
int dummy;
} SISConfigPrivRec, *SISConfigPrivPtr;
typedef struct {
/* Nothing here yet */
int dummy;
} SISDRIContextRec, *SISDRIContextPtr;
#ifdef XFree86Server
#include "screenint.h"
Bool SISDRIScreenInit(ScreenPtr pScreen);
void SISDRICloseScreen(ScreenPtr pScreen);
Bool SISDRIFinishScreenInit(ScreenPtr pScreen);
#endif
#endif
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