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/*
* Copyright 2004-2005 The Unichrome Project [unichrome.sf.net]
* Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2003 S3 Graphics, Inc. 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, sub license,
* 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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 _VIA_DRIVER_H_
#define _VIA_DRIVER_H_ 1
#define HAVE_DEBUG
#include "vgaHW.h"
#include "xf86.h"
#include "xf86Resources.h"
#include "xf86_ansic.h"
#include "xf86Pci.h"
#include "xf86PciInfo.h"
#include "xf86_OSproc.h"
#include "compiler.h"
#include "xf86Cursor.h"
#include "mipointer.h"
#include "micmap.h"
#define USE_FB
#ifdef USE_FB
#include "fb.h"
#else
#include "cfb.h"
#include "cfb16.h"
#include "cfb32.h"
#endif
#include "xf86cmap.h"
#include "xaa.h"
#include "via_regs.h"
#include "via_bios.h"
#include "via_memory.h"
#ifdef XvExtension
#include "via_video.h"
#endif
#ifdef XF86DRI
#define _XF86DRI_SERVER_
#include "sarea.h"
#include "dri.h"
#include "GL/glxint.h"
#include "via_dri.h"
#endif
#define DRIVER_NAME "via"
#define VERSION_MAJOR 0
#define VERSION_MINOR 2
#define PATCHLEVEL 0
#define VIA_VERSION ((VERSION_MAJOR<<24) | (VERSION_MINOR<<16) | PATCHLEVEL)
#define VIA_MAX_ACCEL_X (2047)
#define VIA_MAX_ACCEL_Y (2047)
#ifdef X_USE_LINEARFB
#define VIA_PIXMAP_CACHE_SIZE (4 * (VIA_MAX_ACCEL_X + 1) * (VIA_MAX_ACCEL_Y +1))
#else
#define VIA_PIXMAP_CACHE_SIZE (256 * 1024)
#endif /* X_USE_LINEARFB */
#define VIA_VQ_SIZE (256 * 1024)
#define VIA_CBUFFERSIZE 512
typedef struct {
CARD8 SR08, SR0A, SR0F;
/* extended Sequencer registers */
CARD8 SR10, SR11, SR12, SR13,SR14,SR15,SR16;
CARD8 SR17, SR18, SR19, SR1A,SR1B,SR1C,SR1D,SR1E;
CARD8 SR1F, SR20, SR21, SR22,SR23,SR24,SR25,SR26;
CARD8 SR27, SR28, SR29, SR2A,SR2B,SR2C,SR2D,SR2E;
CARD8 SR2F, SR30, SR31, SR32,SR33,SR34,SR40,SR41;
CARD8 SR42, SR43, SR44, SR45,SR46,SR47;
/* extended CRTC registers */
CARD8 CR13, CR30, CR31, CR32, CR33, CR34, CR35, CR36;
CARD8 CR37, CR38, CR39, CR3A, CR40, CR41, CR42, CR43;
CARD8 CR44, CR45, CR46, CR47, CR48, CR49, CR4A;
CARD8 CRTCRegs[68];
/* CARD8 LCDRegs[0x40];*/
} VIARegRec, *VIARegPtr;
/*
* varables that need to be shared among different screens.
*/
typedef struct {
Bool b3DRegsInitialized;
} ViaSharedRec, *ViaSharedPtr;
typedef struct _twodContext {
CARD32 mode;
} ViaTwodContext;
typedef struct{
unsigned curPos;
CARD32 buffer[VIA_CBUFFERSIZE];
int status;
} ViaCBuffer;
typedef struct _VIA {
int scrnIndex;
VIARegRec SavedReg;
int Bpp, Bpl;
unsigned PlaneMask;
Bool FirstInit;
unsigned long videoRambytes;
int videoRamKbytes;
int FBFreeStart;
int FBFreeEnd;
int VQStart;
int VQEnd;
/* These are physical addresses. */
unsigned long FrameBufferBase;
unsigned long MmioBase;
/* These are linear addresses. */
unsigned char* MapBase;
unsigned char* BltBase;
unsigned char* MapBaseDense;
unsigned char* FBBase;
CARD8 MemClk;
#ifndef X_USE_LINEARFB
/* memory "management" */
struct ViaMem *Mem[VIA_MEM_SLOTS];
#endif
/* Here are all the Options */
Bool VQEnable;
Bool pci_burst;
Bool NoPCIRetry;
Bool hwcursor;
Bool NoAccel;
Bool shadowFB;
int rotate;
CloseScreenProcPtr CloseScreen;
pciVideoPtr PciInfo;
PCITAG PciTag;
int Chipset;
int ChipId;
int ChipRev;
int EntityIndex;
/* Support for shadowFB and rotation */
unsigned char* ShadowPtr;
int ShadowPitch;
void (*PointerMoved)(int index, int x, int y);
/* Support for XAA acceleration */
XAAInfoRecPtr AccelInfoRec;
xRectangle Rect;
CARD32 SavedCmd;
CARD32 SavedFgColor;
CARD32 SavedBgColor;
CARD32 SavedPattern0;
CARD32 SavedPattern1;
CARD32 SavedPatternAddr;
int justSetup;
ViaTwodContext td;
ViaCBuffer cBuf;
/* BIOS Info Ptr */
VIABIOSInfoPtr pBIOSInfo;
struct ViaCardIdStruct* Id;
/* Support for DGA */
int numDGAModes;
DGAModePtr DGAModes;
Bool DGAactive;
int DGAViewportStatus;
int DGAOldDisplayWidth;
int DGAOldBitsPerPixel;
int DGAOldDepth;
/* I2C & DDC */
I2CBusPtr pI2CBus1;
I2CBusPtr pI2CBus2;
I2CBusPtr pI2CBus3;
xf86MonPtr DDC1;
xf86MonPtr DDC2;
/* MHS */
Bool IsSecondary;
Bool HasSecondary;
Bool SAMM;
#ifdef XF86DRI
Bool directRenderingEnabled;
DRIInfoPtr pDRIInfo;
int drmFD;
int numVisualConfigs;
__GLXvisualConfig* pVisualConfigs;
VIAConfigPrivPtr pVisualConfigsPriv;
drm_handle_t agpHandle;
drm_handle_t registerHandle;
unsigned long agpAddr;
drmAddress agpMappedAddr;
unsigned char *agpBase;
unsigned int agpSize;
Bool IsPCI;
Bool drixinerama;
#endif
Bool DRIIrqEnable;
Bool agpEnable;
Bool dma2d;
CARD8 ActiveDevice; /* Option */
/* cursor */
xf86CursorInfoPtr CursorInfoRec;
int CursorAddress;
int CursorSize;
unsigned char *CursorImage;
CARD32 CursorFG;
CARD32 CursorBG;
CARD32 CursorMC;
/* Video */
#ifdef _VIA_VIDEO_H_
struct ViaSwov Swov[1];
#endif
ViaSharedPtr sharedData;
#ifdef HAVE_DEBUG
Bool DumpVGAROM;
Bool PrintVGARegs;
Bool PrintTVRegs;
Bool PrintSwovRegs;
Bool I2CScan;
#endif /* HAVE_DEBUG */
} VIARec, *VIAPtr;
#define VIAPTR(p) ((VIAPtr)((p)->driverPrivate))
typedef struct
{
Bool IsDRIEnabled;
Bool HasSecondary;
Bool BypassSecondary;
/*These two registers are used to make sure the CRTC2 is
retored before CRTC_EXT, otherwise it could lead to blank screen.*/
Bool IsSecondaryRestored;
Bool RestorePrimary;
ScrnInfoPtr pSecondaryScrn;
ScrnInfoPtr pPrimaryScrn;
} VIAEntRec, *VIAEntPtr;
/* Prototypes. */
#ifdef XF86DRI
void VIAInitialize3DEngine(ScrnInfoPtr pScrn);
#endif
/* In via_cursor.c. */
Bool VIAHWCursorInit(ScrnInfoPtr pScrn, ScreenPtr pScreen);
void VIAShowCursor(ScrnInfoPtr pScrn);
void VIAHideCursor(ScrnInfoPtr pScrn);
void ViaCursorStore(ScrnInfoPtr pScrn);
void ViaCursorRestore(ScrnInfoPtr pScrn);
/* In via_accel.c. */
Bool VIAInitAccel(ScrnInfoPtr pScrn, ScreenPtr pScreen);
void VIAInitialize2DEngine(ScrnInfoPtr);
void VIAAccelSync(ScrnInfoPtr);
void ViaVQDisable(ScrnInfoPtr pScrn);
/* In via_shadow.c */
void ViaShadowFBInit(ScrnInfoPtr pScrn, ScreenPtr pScreen);
/* In via_dga.c */
Bool VIADGAInit(ScrnInfoPtr pScrn, ScreenPtr pScreen);
/*In via_video.c*/
#ifdef XvExtension
void ViaVideoInit(ScrnInfoPtr pScrn, ScreenPtr pScreen);
#endif
/* via_i2c.c */
void ViaI2CInit(ScrnInfoPtr pScrn);
/* via_dri.c */
#ifdef XF86DRI
Bool VIADRIScreenInit(ScrnInfoPtr pScrn, ScreenPtr pScreen);
void VIADRICloseScreen(ScrnInfoPtr pScrn, ScreenPtr pScreen);
Bool VIADRIFinishScreenInit(ScrnInfoPtr pScrn, ScreenPtr pScreen);
void VIADRIRingBufferCleanup(ScrnInfoPtr pScrn);
Bool VIADRIRingBufferInit(ScrnInfoPtr pScrn);
#endif /* XF86DRI */
/* Extra debug verbosity */
#define LOG_DEBUG 7
#define LOG_DEBUG_XV LOG_DEBUG + 1
void ViaDebug(int scrnIndex, const char *format, ...);
#define VIAFUNC(scrnIndex) (ViaDebug(scrnIndex, "FUNCTION: %s\n", __FUNCTION__))
#endif /* _VIA_DRIVER_H_ */
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