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xf86-video-trident/src/trident.h
Enrico Weigelt, metux IT consult fa27a1147d drop ancient READOUT code pathes 
The symbol isn't defined anymore for over two decades now, so
no need to keep these ancient and never compiled code pathes.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
2025-12-17 14:12:03 +01:00

382 lines
11 KiB
C
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/*
* Copyright 1992-2003 by Alan Hourihane, North Wales, UK.
*
* 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 Alan Hourihane not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Alan Hourihane makes no representations
* about the suitability of this software for any purpose. It is provided
* "as is" without express or implied warranty.
*
* ALAN HOURIHANE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL ALAN HOURIHANE 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: Alan Hourihane, <alanh@fairlite.demon.co.uk>
*/
/*#define VBE_INFO*/
#ifndef _TRIDENT_H_
#define _TRIDENT_H_
#include <stdio.h>
#include <string.h>
#include <math.h>
#include "pci_rename.h"
#include "exa.h"
#include "xf86Cursor.h"
#include "xf86fbman.h"
#include "compiler.h"
#include "vgaHW.h"
#include "xf86i2c.h"
#include "xf86int10.h"
#include "shadowfb.h"
#include "shadow.h"
#include "xf86xv.h"
#include "xf86Pci.h"
#include "vbe.h"
#include "compat-api.h"
#define LINEAR() (1)
#define PCI_VENDOR_TRIDENT 0x1023
#define PCI_CHIP_2100 0x2100
#define PCI_CHIP_2200 0x2200
#define PCI_CHIP_8400 0x8400
#define PCI_CHIP_8420 0x8420
#define PCI_CHIP_8500 0x8500
#define PCI_CHIP_8520 0x8520
#define PCI_CHIP_8600 0x8600
#define PCI_CHIP_8620 0x8620
#define PCI_CHIP_8820 0x8820
#define PCI_CHIP_9320 0x9320
#define PCI_CHIP_9388 0x9388
#define PCI_CHIP_9397 0x9397
#define PCI_CHIP_939A 0x939A
#define PCI_CHIP_9420 0x9420
#define PCI_CHIP_9440 0x9440
#define PCI_CHIP_9520 0x9520
#define PCI_CHIP_9525 0x9525
#define PCI_CHIP_9540 0x9540
#define PCI_CHIP_9660 0x9660
#define PCI_CHIP_9750 0x9750
#define PCI_CHIP_9850 0x9850
#define PCI_CHIP_9880 0x9880
#define PCI_CHIP_9910 0x9910
typedef struct {
unsigned char tridentRegs3x4[0x100];
unsigned char tridentRegs3CE[0x100];
unsigned char tridentRegs3C4[0x100];
unsigned char tridentRegsDAC[0x01];
unsigned char tridentRegsClock[0x05];
unsigned char DacRegs[0x300];
} TRIDENTRegRec, *TRIDENTRegPtr;
#define VGA_REGNUM_ABOUT_TV 19
#define TRIDENTPTR(p) ((TRIDENTPtr)((p)->driverPrivate))
typedef struct {
ScrnInfoPtr pScrn;
pciVideoPtr PciInfo;
uint32_t PciTag;
EntityInfoPtr pEnt;
ExaDriverPtr EXADriverPtr;
int useEXA;
int Chipset;
int DACtype;
int ChipRev;
int HwBpp;
int BppShift;
CARD32 IOAddress;
unsigned long FbAddress;
unsigned char * IOBase;
unsigned char * FbBase;
long FbMapSize;
unsigned long PIOBase;
Bool NoAccel;
Bool HWCursor;
Bool UsePCIRetry;
Bool UsePCIBurst;
Bool NewClockCode;
Bool Clipping;
Bool DstEnable;
Bool ROP;
Bool HasSGRAM;
Bool MUX;
Bool IsCyber;
Bool CyberShadow;
Bool CyberStretch;
Bool NoMMIO;
Bool MMIOonly;
Bool ShadowFB;
Bool Linear;
DGAModePtr DGAModes;
int numDGAModes;
Bool DGAactive;
int DGAViewportStatus;
unsigned char * ShadowPtr;
int ShadowPitch;
RefreshAreaFuncPtr RefreshArea;
void (*PointerMoved)(ScrnInfoPtr pScrn, int x, int y);
int Rotate;
float frequency;
unsigned char REGPCIReg;
unsigned char REGNewMode1;
CARD8 SaveClock1;
CARD8 SaveClock2;
CARD8 SaveClock3;
int MinClock;
int MaxClock;
int MUXThreshold;
int currentClock;
int MCLK;
int dwords;
int h;
int x;
int w;
int y;
int lcdMode;
Bool lcdActive;
Bool doInit;
TRIDENTRegRec SavedReg;
TRIDENTRegRec ModeReg;
I2CBusPtr DDC;
CARD16 EngineOperation;
CARD32 PatternLocation;
CARD32 BltScanDirection;
CARD32 DrawFlag;
CARD16 LinePattern;
int CursorOffset;
xf86CursorInfoPtr CursorInfoRec;
xf86Int10InfoPtr Int10;
vbeInfoPtr pVbe;
#ifdef VBE_INFO
vbeModeInfoPtr vbeModes;
#endif
CloseScreenProcPtr CloseScreen;
ScreenBlockHandlerProcPtr BlockHandler;
CreateScreenResourcesProcPtr CreateScreenResources;
int panelWidth;
int panelHeight;
unsigned int (*ddc1Read)(ScrnInfoPtr);
void (*InitializeAccelerator)(ScrnInfoPtr);
void (*VideoTimerCallback)(ScrnInfoPtr, Time);
XF86VideoAdaptorPtr adaptor;
int videoKey;
int hsync;
int hsync_rskew;
int vsync;
int vsync_bskew;
CARD32 videoFlags;
int keyOffset;
int OverrideHsync;
int OverrideVsync;
int OverrideBskew;
int OverrideRskew;
OptionInfoPtr Options;
Bool shadowNew;
int displaySize;
int dspOverride;
Bool GammaBrightnessOn;
int brightness;
double gamma;
int FPDelay; /* just for debugging - will go away */
int TVChipset; /* 0: None 1: VT1621 2: CH7005C*/
int TVSignalMode; /* 0: NTSC 1: PAL */
Bool TVRegSet; /* 0: User not customer TV Reg, 1: User customer TV Reg */
unsigned char TVRegUserSet[2][128]; /*[0][128] for Reg Index, [1][128] for Reg Value */
unsigned char DefaultTVDependVGASetting[VGA_REGNUM_ABOUT_TV+0x62]; /* VGA_REGNUM_ABOUT_TV: VGA Reg, 0x62: TV Reg */
} TRIDENTRec, *TRIDENTPtr;
typedef struct {
CARD8 mode;
int display_x;
int display_y;
int clock;
int shadow_0;
int shadow_3;
int shadow_4;
int shadow_5;
int shadow_6;
int shadow_7;
int shadow_10;
int shadow_11;
int shadow_16;
int shadow_HiOrd;
} tridentLCD;
#define LCD_ACTIVE 0x01
#define CRT_ACTIVE 0x02
extern tridentLCD LCD[];
typedef struct {
int x_res;
int y_res;
int mode;
} biosMode;
typedef struct {
int x_res;
int y_res;
CARD8 GR5a;
CARD8 GR5c;
} newModes;
/* Prototypes */
Bool TRIDENTClockSelect(ScrnInfoPtr pScrn, int no);
Bool TRIDENTSwitchMode(ScrnInfoPtr pScrn, DisplayModePtr mode);
void TRIDENTAdjustFrame(ScrnInfoPtr pScrn, int x, int y);
Bool TRIDENTDGAInit(ScreenPtr pScreen);
Bool TRIDENTI2CInit(ScreenPtr pScreen);
void TRIDENTInitVideo(ScreenPtr pScreen);
void TRIDENTResetVideo(ScrnInfoPtr pScrn);
unsigned int Tridentddc1Read(ScrnInfoPtr pScrn);
void TVGARestore(ScrnInfoPtr pScrn, TRIDENTRegPtr tridentReg);
void TVGASave(ScrnInfoPtr pScrn, TRIDENTRegPtr tridentReg);
Bool TVGAInit(ScrnInfoPtr pScrn, DisplayModePtr mode);
void TridentRestore(ScrnInfoPtr pScrn, TRIDENTRegPtr tridentReg);
void TridentSave(ScrnInfoPtr pScrn, TRIDENTRegPtr tridentReg);
Bool TridentInit(ScrnInfoPtr pScrn, DisplayModePtr mode);
Bool XP4ExaInit(ScreenPtr pScreen);
Bool BladeExaInit(ScreenPtr pScreen);
Bool TridentHWCursorInit(ScreenPtr pScreen);
int TridentFindMode(int xres, int yres, int depth);
void TGUISetClock(ScrnInfoPtr pScrn, int clock, unsigned char *a, unsigned char *b);
void TGUISetMCLK(ScrnInfoPtr pScrn, int clock, unsigned char *a, unsigned char *b);
void tridentSetModeBIOS(ScrnInfoPtr pScrn, DisplayModePtr mode);
void TridentOutIndReg(ScrnInfoPtr pScrn,
CARD32 reg, unsigned char mask, unsigned char data);
unsigned char TridentInIndReg(ScrnInfoPtr pScrn, CARD32 reg);
void TridentLoadPalette(ScrnInfoPtr pScrn, int numColors, int *indices, LOCO *colors, VisualPtr pVisual);
void TridentSetOverscan(ScrnInfoPtr pScrn, int overscan);
int TGUISetRead(ScreenPtr pScreen, int bank);
int TGUISetWrite(ScreenPtr pScreen, int bank);
int TGUISetReadWrite(ScreenPtr pScreen, int bank);
int TVGA8900SetRead(ScreenPtr pScreen, int bank);
int TVGA8900SetWrite(ScreenPtr pScreen, int bank);
int TVGA8900SetReadWrite(ScreenPtr pScreen, int bank);
void TridentFindClock(ScrnInfoPtr pScrn, int clock);
float CalculateMCLK(ScrnInfoPtr pScrn);
void TRIDENTRefreshArea(ScrnInfoPtr pScrn, int num, BoxPtr pbox);
void TRIDENTShadowUpdate (ScreenPtr pScreen, shadowBufPtr pBuf);
void TRIDENTPointerMoved(ScrnInfoPtr pScrn, int x, int y);
void TRIDENTRefreshArea8(ScrnInfoPtr pScrn, int num, BoxPtr pbox);
void TRIDENTRefreshArea16(ScrnInfoPtr pScrn, int num, BoxPtr pbox);
void TRIDENTRefreshArea24(ScrnInfoPtr pScrn, int num, BoxPtr pbox);
void TRIDENTRefreshArea32(ScrnInfoPtr pScrn, int num, BoxPtr pbox);
void VIA_TVInit(ScrnInfoPtr pScrn);
void VIA_SaveTVDepentVGAReg(ScrnInfoPtr pScrn);
void VIA_RestoreTVDependVGAReg(ScrnInfoPtr pScrn);
void VIA_DumpReg(ScrnInfoPtr pScrn);
/*
* Trident Chipset Definitions
*/
/* Supported chipsets */
typedef enum {
TVGA8200LX,
TVGA8800BR,
TVGA8800CS,
TVGA8900B,
TVGA8900C,
TVGA8900CL,
TVGA8900D,
TVGA9000,
TVGA9000i,
TVGA9100B,
TVGA9200CXr,
TGUI9400CXi,
TGUI9420DGi,
TGUI9430DGi,
TGUI9440AGi,
CYBER9320,
TGUI9660,
TGUI9680,
PROVIDIA9682,
CYBER9382,
CYBER9385,
PROVIDIA9685,
CYBER9388,
CYBER9397,
CYBER9397DVD,
CYBER9520,
CYBER9525DVD,
IMAGE975,
IMAGE985,
BLADE3D,
CYBERBLADEI7,
CYBERBLADEI7D,
CYBERBLADEI1,
CYBERBLADEI1D,
CYBERBLADEAI1,
CYBERBLADEAI1D,
CYBERBLADEE4,
BLADEXP,
CYBERBLADEXPAI1,
CYBERBLADEXP4,
XP5
} TRIDENTType;
#define UseMMIO (pTrident->NoMMIO == FALSE)
#define IsPciCard (pTrident->pEnt->location.type == BUS_PCI)
# define IsPrimaryCard (xf86IsPrimaryPci(pTrident->PciInfo))
#define HAS_DST_TRANS ((pTrident->Chipset == PROVIDIA9682) || \
(pTrident->Chipset == PROVIDIA9685) || \
(pTrident->Chipset == BLADEXP) || \
(pTrident->Chipset == CYBERBLADEXPAI1))
#define Is3Dchip ((pTrident->Chipset == CYBER9397) || \
(pTrident->Chipset == CYBER9397DVD) || \
(pTrident->Chipset == CYBER9520) || \
(pTrident->Chipset == CYBER9525DVD) || \
(pTrident->Chipset == CYBERBLADEE4) || \
(pTrident->Chipset == IMAGE975) || \
(pTrident->Chipset == IMAGE985) || \
(pTrident->Chipset == CYBERBLADEI7) || \
(pTrident->Chipset == CYBERBLADEI7D) || \
(pTrident->Chipset == CYBERBLADEI1) || \
(pTrident->Chipset == CYBERBLADEI1D) || \
(pTrident->Chipset == CYBERBLADEAI1) || \
(pTrident->Chipset == CYBERBLADEAI1D) || \
(pTrident->Chipset == BLADE3D) || \
(pTrident->Chipset == CYBERBLADEXPAI1) || \
(pTrident->Chipset == CYBERBLADEXP4) || \
(pTrident->Chipset == XP5) || \
(pTrident->Chipset == BLADEXP))
/*
* Trident DAC's
*/
#define TKD8001 0
#define TGUIDAC 1
/*
* Video Flags
*/
#define VID_ZOOM_INV 0x1
#define VID_ZOOM_MINI 0x2
#define VID_OFF_SHIFT_4 0x4
#define VID_ZOOM_NOMINI 0x8
#define VID_DOUBLE_LINEBUFFER_FOR_WIDE_SRC 0x10
#endif /* _TRIDENT_H_ */
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