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/******************************Module*Header*******************************\
* * Module Name: driver.h * * contains prototypes for the driver. * * Copyright (c) 1992 Microsoft Corporation * Copyright (c) 1995 Cirrus Logic, Inc. * * Cirrus extensions by Noel VanHook * * $Log: X:/log/laguna/nt35/displays/cl546x/DRIVER.H $* * Rev 1.70 Mar 25 1998 16:33:54 frido* Added dwOverlayCount and dwCONTROL2Save variables.* * Rev 1.69 Mar 04 1998 14:42:26 frido* Added shadowFGCOLOR.* * Rev 1.68 Feb 27 1998 17:01:14 frido* Added shadowQFREE register.* * Rev 1.67 Jan 20 1998 11:41:52 frido* Changed fDataStreaming into dwDataStreaming.* Added shadow variables for BGCOLOR and DRAWBLTDEF registers.* * Rev 1.66 Jan 16 1998 14:07:38 frido* Changed SOLID_COLOR_FILL so it uses the pattern.* * Rev 1.65 Nov 03 1997 15:53:44 frido* Added fDataStreaming variable to PDEV structure.* * Rev 1.64 16 Oct 1997 09:47:38 bennyn* Added bPrevModeDDOutOfVideoMem to PDEV* * Rev 1.63 18 Sep 1997 16:12:02 bennyn* * Fixed NT 3.51 compile/link problem* * Rev 1.62 12 Sep 1997 12:04:14 bennyn* * Added DD overlay support* * Rev 1.61 29 Aug 1997 17:08:36 RUSSL* Added overlay support** Rev 1.60 18 Aug 1997 09:17:50 FRIDO* Added fields for bitmap filter.** Rev 1.59 11 Aug 1997 14:11:00 bennyn** Enabled GetScanLine support** Rev 1.58 08 Aug 1997 14:46:20 FRIDO* Added support for new memory manager.** Rev 1.57 22 Jul 1997 12:31:10 bennyn* Added dwLgVenID to PDEV** Rev 1.56 02 Jul 1997 15:13:02 noelv** Added prototype for LgMatchDriverToChip()** Rev 1.55 20 Jun 1997 13:27:34 bennyn** Eliminated power manager data area from PDEV** Rev 1.54 23 May 1997 15:40:16 noelv* Added chip revision to PDEV** Rev 1.53 29 Apr 1997 16:26:26 noelv* Added SWAT code.* SWAT:* SWAT: Rev 1.6 24 Apr 1997 12:05:22 frido* SWAT: Fixed compiler bugs.* SWAT:* SWAT: Rev 1.5 24 Apr 1997 10:39:50 frido* SWAT: NT140b09 merge.* SWAT: Removed memory manager changes for now.** Rev 1.52 22 Apr 1997 11:03:22 noelv* Added forward compatible chip ids.* SWAT:* SWAT: Rev 1.4 18 Apr 1997 17:21:26 frido* SWAT: Fixed a typo (OFM_HandleChain).* SWAT:* SWAT: Rev 1.3 17 Apr 1997 23:16:20 frido* SWAT: NT140b07 merge.** Rev 1.51 16 Apr 1997 10:52:18 bennyn** Should use PFN_DRVSRCMBLT instead of PFN_DRVSTRBLTX for pfnDrvSrcMBlt.* SWAT:* SWAT: Rev 1.2 11 Apr 1997 12:38:22 frido* SWAT: Added OFM_HandleChain.* SWAT:* SWAT: Rev 1.1 09 Apr 1997 17:34:30 frido* SWAT: Added fPreAllocate and nPages.* SWAT: Added FONTCELL structure and variables.** Rev 1.50 08 Apr 1997 11:38:02 einkauf* pdev adds to complete mcd** Rev 1.49 04 Apr 1997 16:51:26 noelv** Added pointer for new Direct Draw functions.** Rev 1.48 27 Mar 1997 14:31:54 noelv** Added new DDRAW function.** Rev 1.47 21 Mar 1997 13:38:40 noelv** Synced PDEV with LAGUNA.INC** Rev 1.46 26 Feb 1997 13:21:26 noelv* Disabel MCD code for NT 3.5x** Rev 1.45 26 Feb 1997 10:45:38 noelv* Added OpenGL MCD code from ADC.** Rev 1.44 19 Feb 1997 13:08:38 noelv* Added translation table cache** Rev 1.43 06 Feb 1997 10:36:10 noelv** Moved MEMMGR andBRUSH stuff to their own header files.** Rev 1.42 23 Jan 1997 17:13:02 bennyn** Modified to support 5465 DD** Rev 1.41 20 Jan 1997 14:49:34 bennyn** Added blt65 prototypes** Rev 1.40 16 Jan 1997 11:35:16 bennyn** Added power manager variables to PDEV** Rev 1.39 17 Dec 1996 16:44:54 SueS* Changed parameters in CloseLogFile prototype.** Rev 1.38 10 Dec 1996 13:28:08 bennyn* Added ulFreq to PDEV** Rev 1.37 05 Dec 1996 08:51:58 SueS* Added function to help with formatting strings for DirectDraw logging.* Added defines if logging is turned off.** Rev 1.36 27 Nov 1996 11:32:36 noelv* Disabled Magic Bitmap. Yeah!!!** Rev 1.35 26 Nov 1996 10:22:56 SueS* Added new function parameters and variables for logging with buffering.** Rev 1.34 18 Nov 1996 10:15:20 bennyn** Added grFormat to PDEV** Rev 1.33 13 Nov 1996 17:06:10 SueS* Added function prototypes for file logging functions.** Rev 1.32 12 Nov 1996 15:18:34 bennyn** Added handle for DD blt scratch buffer** Rev 1.31 07 Nov 1996 16:13:40 bennyn** Added support to alloc offscn mem in DD createsurface** Rev 1.30 01 Nov 1996 09:20:40 BENNYN* Added support for shareable DD blt code** Rev 1.29 31 Oct 1996 11:14:42 noelv** Split common buffer into two buffers.** Rev 1.28 25 Oct 1996 11:52:14 noelv* added second common buffer** Rev 1.27 24 Oct 1996 14:27:32 noelv* Added common buffer for bus mastering.** Rev 1.26 23 Oct 1996 14:39:04 BENNYN* Added YUV cursor variables to PDEV** Rev 1.25 04 Oct 1996 16:50:46 bennyn** Added DirectDraw YVU support** Rev 1.24 18 Sep 1996 13:57:44 bennyn* Modified to support DD stretchBLT** Rev 1.23 22 Aug 1996 18:14:48 noelv* Frido bug fix release 8-22.** Rev 1.22 20 Aug 1996 11:04:54 noelv* Bugfix release from Frido 8-19-96** Rev 1.2 17 Aug 1996 13:40:28 frido* New release from Bellevue.** Rev 1.1 15 Aug 1996 11:35:08 frido* Changed to conform to the precompiled header.** Rev 1.0 14 Aug 1996 17:16:36 frido* Initial revision.** Rev 1.20 25 Jul 1996 15:52:56 bennyn* Modified for DirectDraw** Rev 1.19 16 Jul 1996 14:26:04 BENNYN** Rev 1.18 11 Jul 1996 15:53:24 bennyn** Added DirectDraw support * * Rev 1.17 23 May 1996 16:22:16 BENNYN * Added SubFreeQ declarations * * Rev 1.16 17 May 1996 12:04:52 bennyn * Added #define DBGBREAKPOINT * * Rev 1.15 08 May 1996 17:02:04 noelv * preallocated device bitmap. * * Rev 1.14 03 May 1996 15:06:34 noelv * * Added flag to turn font cache on and off * * Rev 1.13 01 May 1996 10:58:44 bennyn * * Modified for NT4.0 * * Rev 1.12 25 Apr 1996 22:42:52 noelv * Cleaned up data logging some. * * Rev 1.11 10 Apr 1996 14:15:42 NOELV * * Frido release 27 * * Rev 1.20 07 Apr 1996 17:12:26 frido * Added solid brush cache. * * Rev 1.19 01 Apr 1996 13:58:18 frido * Changed layout of brush cache. * * Rev 1.18 28 Mar 1996 19:57:38 frido * New Bellevue release. * * Rev 1.8 25 Mar 1996 18:57:52 noelv * Added define for turning cursor bug fix on and off. * * Rev 1.7 14 Mar 1996 09:36:22 andys * Added dcTileWidth and dcSRAMWidth * * Rev 1.6 12 Mar 1996 15:46:42 noelv * Added support file Stroke and Fill * * Rev 1.5 11 Mar 1996 11:54:20 noelv * * Added log file pointer to PDEV * * Rev 1.4 07 Mar 1996 18:21:52 bennyn * * * Rev 1.3 05 Mar 1996 11:59:38 noelv * Frido version 19 * * Rev 1.13 29 Feb 1996 19:56:40 frido * Added bEnable to PDEV structure. * * Rev 1.12 27 Feb 1996 16:38:34 frido * Changed DSURF structure. * Added device bitmap store/restore. * * Rev 1.11 26 Feb 1996 23:38:18 frido * Added function pointers for ScreenToHost and HostToScreen. * * Rev 1.10 24 Feb 1996 01:24:26 frido * Added device bitmaps. * * Rev 1.9 17 Feb 1996 21:45:30 frido * * * Rev 1.8 13 Feb 1996 16:51:10 frido * Changed the layout of the PDEV structure. * Changed the layout of all brush caches. * Changed the number of brush caches. * * Rev 1.7 10 Feb 1996 21:42:26 frido * Split monochrome and colored translation brushes. * * Rev 1.6 08 Feb 1996 00:18:38 frido * Changed number of XLATE caches to 8. * * Rev 1.5 05 Feb 1996 17:35:52 frido * Added translation cache. * * Rev 1.4 03 Feb 1996 13:38:32 frido * Use the compile switch "-Dfrido=0" to disable my extensions. * * Rev 1.3 25 Jan 1996 12:46:54 frido * Added font counter ID to PDEV structure. * * Rev 1.2 20 Jan 1996 22:13:44 frido * Added dither cache. *\**************************************************************************/
#include "swat.h"
#include "debug.h"
#include "laguna.h"
#include "optimize.h"
#include "memmgr.h"
#include "brush.h"
#include "xlate.h"
#if MEMMGR
#include "mmCore.h" // new memory manager
#endif
#if DRIVER_5465 && defined(OVERLAY)
#include "overlay.h"
#include "5465bw.h"
#include "bw.h"
#endif
#ifdef WINNT_VER40
#define ALLOC_TAG 'XGLC' // Memory Tag
#define DBGBREAKPOINT() EngDebugBreak()
#define MEM_ALLOC(FLAGS, SIZE, TAG) EngAllocMem((FLAGS), (SIZE), (TAG))
#define MEMORY_FREE(pMEM) EngFreeMem(pMEM)
#define DEVICE_IO_CTRL(A, B, C, D, E, F, G, H) (EngDeviceIoControl((A), (B), (C), (D), (E), (F), (G)) == 0)
#else
#define DBGBREAKPOINT() DbgBreakPoint()
#define MEM_ALLOC(FLAGS, SIZE) LocalAlloc((FLAGS), (SIZE))
#define MEMORY_FREE(pMEM) LocalFree(pMEM)
#define DEVICE_IO_CTRL(A, B, C, D, E, F, G, H) DeviceIoControl((A), (B), (C), (D), (E), (F), (G), (H))
#endif
#ifndef frido
#define frido 1
#endif
#if WINBENCH96
#define MAGIC_SIZEX 400
#define MAGIC_SIZEY 90
#endif
#define S2H_USE_ENGINE 0 // ScreenToHost flag
// 0 - Use direct access to screen buffer
// 1 - Use hardware
//
// These specify how much the desktop should be shrunk to allow off screen
// memory to be visible on screen.
// For example: if OFFSCREEN_LINES is 100, the desktop height will be reduced
// by 100 lines, and the bottom 100 screen lines will be the first 100 lines
// of off screen memory. This allows us to view and debug cached brushes, etc.
//
#define OFFSCREEN_LINES 0
#define OFFSCREEN_COLS 0
typedef BOOL COPYFN(SURFOBJ *psoTrg, SURFOBJ *psoSrc, XLATEOBJ *pxlo, RECTL *prclTrg, POINTL *pptlSrc, ULONG ulDRAWBLTDEF);
/*
* Be sure to synchronize these structures with those in i386\Laguna.inc! */
#pragma pack(1)
/*****************************************************************************\
* DirectDraw\*****************************************************************************/enum SSREGNAMES{ ACCUM, MAJ, MIN, MAX_REGS};
// Allocate offscreen memory for DD in createsurface instead of
// DD enable
#define ALLOC_IN_CREATESURFACE
//#define DDDRV_GETSCANLINE
#define RDRAM_8BIT
// Stuff for tidying up access to grFormat
#define FMT_VCLK_DIV2 0x4000
#define FMT_GRX_MASK 0x3e00 // Mask for the Graphics depth & format fields
#define FMT_GRX_GAMMA 0x0800
#define FMT_VID_MASK 0x003e // Mask for the Vide depth & video format fields
#define FMT_VID_GAMMA 0x0001
#define FMT_8BPP 0
#define FMT_16BPP 1
#define FMT_24BPP 2
#define FMT_32BPP 3
#define FMT_VID_COLORDEPTH_SHIFT 4
#define FMT_VID_8BPP (FMT_8BPP << FMT_VID_COLORDEPTH_SHIFT)
#define FMT_VID_16BPP (FMT_16BPP << FMT_VID_COLORDEPTH_SHIFT)
#define FMT_VID_24BPP (FMT_24BPP << FMT_VID_COLORDEPTH_SHIFT)
#define FMT_VID_32BPP (FMT_32BPP << FMT_VID_COLORDEPTH_SHIFT)
#define FMT_GRX_COLORDEPTH_SHIFT 12
#define FMT_GRX_8BPP (FMT_8BPP << FMT_GRX_COLORDEPTH_SHIFT)
#define FMT_GRX_16BPP (FMT_16BPP << FMT_GRX_COLORDEPTH_SHIFT)
#define FMT_GRX_24BPP (FMT_24BPP << FMT_GRX_COLORDEPTH_SHIFT)
#define FMT_GRX_32BPP (FMT_32BPP << FMT_GRX_COLORDEPTH_SHIFT)
#define FMT_PALETTIZED 0
#define FMT_GREYSCALE 1
#define FMT_RGB 2
#define FMT_ACCUPAK 4
#define FMT_YUV422 5
#define FMT_YUV444 6
#define FMT_VID_FORMAT_SHIFT 1
#define FMT_VID_PALETTIZED (FMT_PALETTIZED << FMT_VID_FORMAT_SHIFT)
#define FMT_VID_GREYSCALE (FMT_GREYSCALE << FMT_VID_FORMAT_SHIFT)
#define FMT_VID_RGB (FMT_RGB << FMT_VID_FORMAT_SHIFT)
#define FMT_VID_ACCUPAK (FMT_ACCUPAK << FMT_VID_FORMAT_SHIFT)
#define FMT_VID_YUV422 (FMT_YUV422 << FMT_VID_FORMAT_SHIFT)
#define FMT_VID_YUV444 (FMT_YUV444 << FMT_VID_FORMAT_SHIFT)
#define FMT_GRX_FORMAT_SHIFT 9
#define FMT_GRX_PALETTIZED (FMT_PALETTIZED << FMT_GRX_FORMAT_SHIFT)
#define FMT_GRX_GREYSCALE (FMT_GREYSCALE << FMT_GRX_FORMAT_SHIFT)
#define FMT_GRX_RGB (FMT_RGB << FMT_GRX_FORMAT_SHIFT)
#define FMT_GRX_ACCUPAK (FMT_ACCUPAK << FMT_GRX_FORMAT_SHIFT)
#define FMT_GRX_YUV422 (FMT_YUV422 << FMT_GRX_FORMAT_SHIFT)
#define FMT_GRX_YUV444 (FMT_YUV444 << FMT_GRX_FORMAT_SHIFT)
// STOP_BLT_[1,2,3] Register Fields
#define ENABLE_VIDEO_WINDOW 0x80
#define ENABLE_VIDEO_FORMAT 0x40
// External Overlay Control Register Fields
#define ENABLE_RAMBUS_9TH_BIT 0x01
#define SET_DRVSEM_YUV() (pDriverData->DrvSemaphore |= DRVSEM_YUV_ON)
#define CLR_DRVSEM_YUV() (pDriverData->DrvSemaphore &= ~DRVSEM_YUV_ON)
// IN_VBLANK tests to see if the hardware is currently in the vertical blank.
#define IN_VBLANK (_inp(0x3da) & 8)
#define IN_DISPLAY (!IN_VBLANK)
// IN_DISPLAYENABLE tests to see if the display is enable
#define IN_DISPLAYENABLE (_inp(0x3da) & 1)
#define BITSPERPIXEL (ppdev->ulBitCount)
#define BYTESPERPIXEL (BITSPERPIXEL / 8)
#define BYTE1FROMDWORD(dw) ((BYTE)dw)
#define BYTE2FROMDWORD(dw) ((BYTE)((DWORD)dw >> 8))
#define BYTE3FROMDWORD(dw) ((BYTE)((DWORD)dw >> 16))
#define BYTE4FROMDWORD(dw) ((BYTE)((DWORD)dw >> 24))
// Bits defined in DrvSemaphore
// Be sure to synchronize these structures with those in i386\Laguna.inc!
#define DRVSEM_CURSOR_REMOVED_BIT 0
#define DRVSEM_HW_CURSOR_BIT 1
#define DRVSEM_IN_USE_BIT 2
#define DRVSEM_NEW_CURSOR_XY_BIT 3
#define DRVSEM_CHECK_CURSOR_BIT 4
#define DRVSEM_CURSOR_IN_USE_BIT 5
#define DRVSEM_CURSOR_CHANGED_BIT 6
#define DRVSEM_3D_BUSY_BIT 7
#define DRVSEM_MISSED_SET_BIT 8
#define DRVSEM_YUV_ON_BIT 9
#define DRVSEM_DISABLE_SETS_BIT 10
#define DRVSEM_YUV_RECT_VALID_BIT 11
// the corresponding mask values
// Be sure to synchronize these structures with those in i386\Laguna.inc!
#define DRVSEM_CHECK_CURSOR (1 << DRVSEM_CHECK_CURSOR_BIT)
#define DRVSEM_NEW_CURSOR_XY (1 << DRVSEM_NEW_CURSOR_XY_BIT)
#define DRVSEM_IN_USE (1 << DRVSEM_IN_USE_BIT)
#define DRVSEM_CURSOR_REMOVED (1 << DRVSEM_CURSOR_REMOVED_BIT)
#define DRVSEM_HW_CURSOR (1 << DRVSEM_HW_CURSOR_BIT)
#define DRVSEM_CURSOR_IN_USE (1 << DRVSEM_CURSOR_IN_USE_BIT)
#define DRVSEM_CURSOR_CHANGED (1 << DRVSEM_CURSOR_CHANGED_BIT)
#define DRVSEM_3D_BUSY (1 << DRVSEM_3D_BUSY_BIT)
#define DRVSEM_MISSED_SET (1 << DRVSEM_MISSED_SET_BIT)
#define DRVSEM_YUV_ON (1 << DRVSEM_YUV_ON_BIT)
#define DRVSEM_DISABLE_SETS (1 << DRVSEM_DISABLE_SETS_BIT)
#define DRVSEM_YUV_RECT_VALID (1 << DRVSEM_YUV_RECT_VALID_BIT)
#define ROUND_UP_TO_64K(x) (((ULONG)(x) + 0x10000 - 1) & ~(0x10000 - 1))
#define mmioFOURCC( ch0, ch1, ch2, ch3 ) \
( (DWORD)(BYTE)(ch0) | ( (DWORD)(BYTE)(ch1) << 8 ) | \ ( (DWORD)(BYTE)(ch2) << 16 ) | ( (DWORD)(BYTE)(ch3) << 24 ) )
#define FOURCC_UYVY mmioFOURCC('U', 'Y', 'V', 'Y')
typedef volatile GAR * PVGAR;
typedef struct offscr_yuv { RECTL SrcRect; WORD nInUse; WORD ratio;} OFFSCR_YUV, * POFFSCR_YUV;
#if DRIVER_5465 && defined(OVERLAY)
#ifndef ENABLE_MIRRORING
#define ENABLE_MIRRORING 0
#endif
#ifndef ENABLE_YUVPLANAR
#define ENABLE_YUVPLANAR 0
#endif
// Be sure to synchronize the following structures with the one
// in i386\Laguna.inc!
#define MAX_FOURCCS 3
#define MAX_VIDEO_WINDOWS 8
#endif
// This DRIVERDATA structure is similar to GLOBALDATA structure in Win95
// DirectDraw and declares for compartible reason.
//
// Be sure to synchronize this structure with the one in i386\Laguna.inc!
//
typedef struct _DRIVERDATA{ DWORD PTAGFooPixel; // ptag workaround pixel
WORD fNineBitRDRAMS; // flag to indicate if 9bit RDRAMS present
BOOL fReset; PBYTE ScreenAddress; // base of screen memory (Same as pjScreen in PDEV)
PBYTE VideoBase; // base of video memory (Same as pjScreen in PDEV)
volatile GAR *RegsAddress; // base address of Laguna MMIO regs
WORD DrvSemaphore; WORD EdgeTrim;
// Coordinate of the YUV rectange
WORD YUVTop; WORD YUVLeft; WORD YUVXExt; WORD YUVYExt;
// Video Format semaphores, you must set the VIDEO_FORMAT bit in
// VideoSemaphore before making changes to CurrentVideoFormat and
// NumVideoSurfaces. After you are done making changes, you must
// clear the VIDEO_FORMAT bit in VideoSemaphore.
//
// Once you've SET the VIDEO_FORMAT bit, you can increment or decrement
// the NumVideoSurfaces if CurrentVideoFormat is the same type. You can
// only change the CurrentVideoFormat, if the NumVideoSurfaces is zero.
// Therefore if the NumVideoSurfaces is not zero and CurrentVideoFormat
// is not the type of surface you want to create, you MUST FAIL the surface
// creation request! After changing the video format you must program the
// FORMAT register with the new video format.
// When you are done making changes, CLEAR the VIDEO_FORMAT bit!
WORD VideoSemaphore; // semaphores to control interaction between
// DCI's & VPM's use of video hardware
WORD CurrentVideoFormat; // value of current video format YUV422, etc.
// Same as low byte of FORMAT register
WORD NumVideoSurfaces; // number of surfaces currently in use with
// CurrentVideoFormat
DWORD ScratchBufferOrg;
#ifdef WINNT_VER40
#if DRIVER_5465 && defined(OVERLAY)
BOOL fOverlaySupport; OVERLAYTABLE OverlayTable; DWORD dwOverlayCount; DWORD dwCONTROL2Save;
// Win95 5465over.c static vars
BOOL bUseBWEqn; BOOL bNoOverlayInThisMode;
PDD_SURFACE_LOCAL lpHardwareOwner[MAX_VIDEO_WINDOWS]; PDD_SURFACE_LOCAL lpColorSurfaceVW[MAX_VIDEO_WINDOWS]; PDD_SURFACE_LOCAL lpSrcColorSurfaceVW[MAX_VIDEO_WINDOWS];
RECTL grOverlaySrc[MAX_VIDEO_WINDOWS]; RECTL grOverlayDest[MAX_VIDEO_WINDOWS]; DWORD gdwFourccVW[MAX_VIDEO_WINDOWS]; BOOL bIsVWMirrored[MAX_VIDEO_WINDOWS];
DWORD gdwAvailVW; // Next available video window
DWORD gdwColorKey; DWORD gdwSrcColorKeyLow; DWORD gdwSrcColorKeyHigh; DWORD gdwDestColorKeyOwnerVW; // DstColorKey owner (NULL or FLG_VWX)
DWORD gdwSrcColorKeyOwnerVW; // SrcColorKey owner (NULL or FLG_VWX)
int giOvlyCnt[MAX_VIDEO_WINDOWS]; int giPlanarCnt; // with other overlay surfaces
BOOL bCLPLLobotomyMode;
// Win95 5465over.c global vars
OVERLAYFLIPRECORD gsOverlayFlip;
PROGREGS gsProgRegs;
VIDCONFIG gvidConfig;
WORD gwNormalDTTR; DWORD dwNumVideoWindows;
BOOL bEnableCLPL;
// NT only data
DWORD dwMaxOverlayStretch; DWORD dwMinOverlayStretch;
DWORD dwFourCC[MAX_FOURCCS];#else
DWORD dwFourCC;#endif // #if DRIVER_5465 && defined(OVERLAY)
#endif // WINNT_VER40
DWORD signature; // Expected value: 0x9abcdef0;
} DRIVERDATA, *PDRIVERDATA;
// FLIPRECORD structure keeps track of when the last page flip occurred
typedef struct _FLIPRECORD{#ifdef WINNT_VER40
FLATPTR fpFlipFrom; // Surface we last flipped from
#endif // WINNT_VER40
LONGLONG liFlipTime; // Time at which last flip
// occured
LONGLONG liFlipDuration; // Precise amount of time it
// takes from vblank to vblank
BOOL bFlipFlag; // True if we think a flip is
BOOL bHaveEverCrossedVBlank; // True if we noticed that we
// switched from inactive to
// vblank
BOOL bWasEverInDisplay; // True if we ever noticed that
// we were inactive
WORD dwFlipScanLine;} FLIPRECORD, *PFLIPRECORD;
/*****************************************************************************\
* DSURF structure - Device Bitmaps\*****************************************************************************/typedef struct _DSURF{ struct _PDEV* ppdev; // pointer to pdev structure
struct _OFMHDL* pofm; // pointer to off-screen memory handle
SURFOBJ* pso; // pointer to surface object
POINTL ptl; // x,y offset of bitmap
SIZEL sizl; // size of device bitmap
DWORD packedXY; // packed x,y offset of bitmap
} DSURF, *PDSURF;
#define TMP_BUFFER_SIZE 8192 // Size in bytes of 'pvTmpBuffer. Has to be
// at least enough to store an entire scan
// line (i.e., 6400 for 1600x1200x32).
//
// For cursor/pointer
//
#define DEF_CURSOR 0 // GDI support cursor
#define HW_CURSOR 1 // Use HW cursor
#define SW_CURSOR 2 // Use SW cursor
#define HW_POINTER_DIMENSION 64 // Maximum dimension of default
// Font structures
#define MAX_GLYPHS 256 // Maximum number of glyphs per font.
typedef struct _FONTMEMORY{ POFMHDL pTile; // Handle to tile.
ULONG ulLastX; // Last allocated column.
struct _FONTMEMORY* pNext; // Hointer to next structure.
} FONTMEMORY, *PFONTMEMORY;
typedef struct _GLYPHCACHE{ DWORD xyPos; // Off-screen x,y position of glyph.
DWORD cSize; // Width and height of glyph.
POINTL ptlOrigin; // Origin of glyph.
// If xyPos == 0 then the glyph is not yet cached.
// If cSize == 0 then the glyph is empty.
// If cSize == -1 then the glyph is uncacheable.
} GLYPHCACHE, *PGLYPHCACHE;
// SWAT3 changes for font cache allocation scheme start here.
typedef struct _FONTCELL *PFONTCELL;typedef struct _FONTCACHE *PFONTCACHE;typedef struct _PDEV *PPDEV;
typedef struct _FONTCACHE{ PPDEV ppdev; // Pointer to physical device.
PFONTMEMORY pFontMemory; // Pointer to font cache memory.
PFONTCELL pFontCell; // Pointer to first font cell.
ULONG ulFontCount; // Font cache ID counter.
GLYPHCACHE aGlyphs[MAX_GLYPHS]; // Array of cached glyphs.
FONTOBJ* pfo; // Pointer to FONTOBJ for this cache.
PFONTCACHE pfcPrev; // Pointer to previous FONTCACHE structure.
PFONTCACHE pfcNext; // Pointer to next FONTCACHE structure.
} FONTCACHE, *PFONTCACHE;
typedef struct _FONTCELL{ LONG x; // X location of this cell (in bytes).
LONG y; // Y location of this cell (in bytes).
PFONTCACHE pfc; // Pointer to FONTCACHE occupying this cell.
ULONG ulLastX; // Last allocated column.
PFONTCELL pNext; // Pointer to next font cell for this font cache.
} FONTCELL, *PFONTCELL;// end SWAT3 changes.
typedef POFMHDL (WINAPI *ALLOCOFFSCNMEMFUNC)();typedef BOOL (WINAPI *FREEOFFSCNMEMFUNC)();typedef VOID (WINAPI *ASSERTMODEMCDFUNC)();
/*
* Be sure to synchronize this structure with the one in i386\Laguna.inc! */typedef struct _PDEV{ HANDLE hDriver; // Handle to \Device\Screen
HDEV hdevEng; // Engine's handle to PDEV
HSURF hsurfEng; // Engine's handle to surface
HPALETTE hpalDefault; // Handle to the default palette for device.
PBYTE pjScreen; // This is pointer to base screen address
ULONG cxScreen; // Visible screen width
ULONG cyScreen; // Visible screen height
ULONG cxMemory; // Width of Video RAM
ULONG cyMemory; // Height of Video RAM
ULONG ulMode; // Mode the mini-port driver is in.
ULONG ulFreq; // Frequency
LONG lDeltaScreen; // Distance from one scan to the next.
FLONG flRed; // For bitfields device, Red Mask
FLONG flGreen; // For bitfields device, Green Mask
FLONG flBlue; // For bitfields device, Blue Mask
ULONG cPaletteShift; // number of bits the 8-8-8 palette must
// be shifted by to fit in the hardware
// palette.
POINTL ptlHotSpot; // adjustment for pointer hot spot
ULONG cPatterns; // Count of bitmap patterns created
HBITMAP ahbmPat[HS_DDI_MAX]; // Engine handles to standard patterns
PALETTEENTRY *pPal; // If this is pal managed, this is the pal
PBYTE pjOffScreen; // This is pointer to start of off screen memory
ULONG iBitmapFormat; ULONG ulBitCount; // # of bits per pel 8,16,24,32 are only supported.
ULONG iBytesPerPixel;
autoblt_regs PtrABlt[3]; // auto BLT tables
#ifdef WINNT_VER40
HSEMAPHORE CShsem; // Critical Section Handle to Semaphore
#else
CRITICAL_SECTION PtrCritSec; // Pointer critical section
#endif
RECTL prcl; // Cursor rectange
BOOL PtrBusy; BOOL fHwCursorActive; // Are we currently using the hw cursor
BOOL CursorHidden; // Indicate the cursor is hidden
POFMHDL PtrMaskHandle; // Pointer mask handle.
POFMHDL PtrImageHandle; // Pointer image save area handle.
POFMHDL PtrABltHandle; // Pointer auto BLT handle.
ULONG PtrXHotSpot; // X & Y position of the pointer hot spot
ULONG PtrYHotSpot; ULONG PtrX; // X & Y position of the pointer
ULONG PtrY; ULONG PtrSzX; // Pointer dimensions
ULONG PtrSzY; LONG PointerUsage; // DEF_CURSOR - GDI support cursor.
// HW_CURSOR - Use HW cursor.
// SW_CURSOR - Use SW cursor.
DWORD grCONTROL; DWORD grFORMAT; DWORD grVS_CONTROL;
// For offscreen memory manager
LONG lOffset_2D; // Offset-2D register value.
LONG lTileSize; // Selected tile size.
LONG lTotalMem; // Installed memory.
BOOL OFM_init; // TRUE InitOffScnMem() has been called.
#ifdef WINNT_VER40
HSEMAPHORE MMhsem; // Memory Manager Handle to Semaphore
#else
HANDLE MutexHdl; // Mutex handle
#endif
BOOL bDirectDrawInUse; // DirectDraw InUse flag.
POFMHDL ScrnHandle; // Active screen handle.
POFMHDL OFM_UsedQ; // Off screen memory queues.
POFMHDL OFM_FreeQ; POFMHDL OFM_SubFreeQ1; POFMHDL OFM_SubFreeQ2; FONTCACHE* pfcChain; // Pointer to chain of FONTCACHE
POFMHDL Bcache; // This is the offscreen memory used to
// cache the brush bits in.
MC_ENTRY Mtable[NUM_MONO_BRUSHES]; // Table to manage mono brush cache.
XC_ENTRY Xtable[NUM_4BPP_BRUSHES]; // Table to manage 4-bpp brush cache.
DC_ENTRY Dtable[NUM_DITHER_BRUSHES]; // Table to manage dither brush cache.
BC_ENTRY Ctable[NUM_COLOR_BRUSHES]; // Table to manage color brush cache.
DC_ENTRY Stable[NUM_SOLID_BRUSHES]; ULONG SNext; ULONG CLast; // Last usable index in color cache table.
ULONG MNext; // Where next mono brush will be cached.
ULONG XNext; // Where next 4-bpp brush will be cached.
ULONG DNext; // Where next dither brush will be cached.
ULONG CNext; // Where next color brush will be cached.
ULONG ulFontCount; // Font cache counter.
ULONG UseFontCache; // Flag to turn on and off.
POINTL ptlOffset; // x,y offset (for device bitmaps).
BOOL bEnable; // Hardware enabled flag.
COPYFN *pfnHostToScreen; // HostToScreen routine.
COPYFN *pfnScreenToHost; // ScreenToHost routine.
// Here we have the pointer to the memory mapped registers. For
// analysis reasons we sometimes want to 'null' out the hardware
// by aiming the register pointer at blank memory. We keep two
// pointers to registers. pLgREGS_real and pLgREGS usually both point
// to the registers, but we can set flags in LAGUNA.H to cause pLgREGS
// to point to 'buffer' instead. This is useful for testing which
// parts of the driver are software bound and which are hardware bound.
volatile GAR *pLgREGS_real; // Always points to the memory mapped registers.
volatile GAR *pLgREGS; // May point registers, may point to buffer.
WORD dcTileWidth; // Number of Pixels in Current Tile Size
WORD dcSRAMWidth; // Number of Pixels that will fit into SRAM
// These were added to support stroke and fill with the least amount of
// changes.
ULONG uBLTDEF; ULONG uRop; PVOID pvTmpBuffer; // General purpose temporary buffer, TMP_BUFFER_SIZE in
// size (Remember to synchronize if you use this for
// device bitmaps or async pointers)
#if ENABLE_LOG_FILE
void *pmfile; char TxtBuff[0x1000]; DWORD TxtBuffIndex; #endif
#if NULL_HW
char *buffer[0x8000]; // Empty memory used to "null" the registers.
#endif
//
// Reserve a little space for device bitmaps.
//
#if WINBENCH96
POFMHDL pofmMagic; ULONG bMagicUsed; #endif
// SWAT1 changes.
BOOL fPreAllocate; int nPages;// SWAT3 changes.
#define FONTCELL_COUNT 64 // Number of font cells
#define FONTCELL_X 128 // Width in bytes of a font cell
#define FONTCELL_Y 16 // Height of a font cell
POFMHDL pofmFontCache; // Font cache allocation heap
FONTCELL fcGrid[FONTCELL_COUNT]; // Array of font cache cells
#if MEMMGR
// MEMMGR changes.
IIMEMMGR mmMemMgr; LONG must_have_width; BOOL fBitmapFilter; SIZEL szlBitmapMin; SIZEL szlBitmapMax;#endif
//
// For DirectDraw
//
BOOL bPrevModeDDOutOfVideoMem; POFMHDL DirectDrawHandle; // DirectDraw handle.
FLIPRECORD flipRecord; DRIVERDATA DriverData; OFFSCR_YUV offscr_YUV; DWORD dwDDLinearCnt; // Ref count of active DD locks
PBYTE pPtrMaskHost;
BOOL bYUVuseSWPtr; DWORD dwLgVenID; // PCI Vendor ID
DWORD dwLgDevID; // PCI Device ID
DWORD dwLgDevRev; // PCI Device Revision
BOOL bYUVSurfaceOn; WORD InitBPP;
LONG lRegVals[2][MAX_REGS]; LONG sShrinkInc; ULONG usLnCntl; ULONG usStretchCtrl;
#ifdef WINNT_VER40
// DirectDraw display list pointer
PFN_DELAY9BLT pfnDelay9BitBlt; PFN_EDGEFILLBLT pfnEdgeFillBlt; PFN_MEDGEFILLBLT pfnMEdgeFillBlt; PFN_DRVDSTBLT pfnDrvDstBlt; PFN_DRVDSTBLT pfnDrvDstMBlt; PFN_DRVSRCBLT pfnDrvSrcBlt; PFN_DRVSRCMBLT pfnDrvSrcMBlt; PFN_DRVSTRBLT pfnDrvStrBlt; PFN_DRVSTRMBLT pfnDrvStrMBlt; PFN_DRVSTRMBLTY pfnDrvStrMBltY; PFN_DRVSTRMBLTX pfnDrvStrMBltX; PFN_DRVSTRBLTY pfnDrvStrBltY; PFN_DRVSTRBLTX pfnDrvStrBltX;#endif
POFMHDL DDScratchBufHandle; // DirectDraw scratch buffer handle.
PDDOFM DDOffScnMemQ; // DirectDraw offscreen mem queue.
#ifdef BUS_MASTER
BYTE* Buf1VirtAddr; BYTE* Buf2VirtAddr;
BYTE* Buf1PhysAddr; BYTE* Buf2PhysAddr;
ULONG BufLength; #endif
#ifndef WINNT_VER35
// START OpenGL MCD additions (based on MGA driver in NT4.0 DDK)
HANDLE hMCD; // Handle to MCD engine dll
MCDENGESCFILTERFUNC pMCDFilterFunc; // MCD engine filter function
LONG cDoubleBufferRef; // Reference count for current number
// of RC's that have active double-
LONG cZBufferRef; // Reference count for current number
// of RC's that have active z-buffers
POFMHDL pohBackBuffer; // ofscreen pools
POFMHDL pohZBuffer;
DWORD temp_DL_chunk[SIZE_TEMP_DL]; // temporary mem for display lists
TSystem LL_State;
ALLOCOFFSCNMEMFUNC pAllocOffScnMem; FREEOFFSCNMEMFUNC pFreeOffScnMem; ASSERTMODEMCDFUNC pAssertModeMCD;
// recip table to support up to 2K x 2K resolution
#define LAST_FRECIP 2048
float frecips[LAST_FRECIP+1];
ULONG pLastDevRC; DWORD NumMCDContexts;
ULONG iUniqueness;
// pointer to first and last entries in linked list of texture control blocks
LL_Texture *pFirstTexture; LL_Texture *pLastTexture; // END OpenGL MCD additions
#endif
// Translation table cache.
POFMHDL XlateCache; ULONG XlateCacheId; WORD CachedChromaCtrl; WORD CachedStretchCtrl;
DWORD signature; // Expected value: 0x12345678;
#if DATASTREAMING
DWORD dwDataStreaming; DWORD shadowFGCOLOR; DWORD shadowBGCOLOR; DWORD shadowDRAWBLTDEF; BYTE shadowQFREE;#endif
} PDEV, *PPDEV;
// MCD Prototypes (MCD_TEMP??)
#ifndef WINNT_VER35
BOOL MCDrvGetEntryPoints(MCDSURFACE *pMCDSurface, MCDDRIVER *pMCDDriver);#endif
DWORD getAvailableModes(HANDLE, PVIDEO_MODE_INFORMATION *, DWORD *);BOOL bInitPDEV(PPDEV, PDEVMODEW, GDIINFO *, DEVINFO *);BOOL bInitSURF(PPDEV, BOOL);BOOL bInitPaletteInfo(PPDEV, DEVINFO *);VOID InitPointer(PPDEV);BOOL bInit256ColorPalette(PPDEV);BOOL bInitPatterns(PPDEV, ULONG);VOID vDisablePalette(PPDEV);VOID vDisablePatterns(PPDEV);VOID vDisableSURF(PPDEV);BOOL LgMatchDriverToChip(PPDEV ppdev);
#define MAX_CLUT_SIZE (sizeof(VIDEO_CLUT) + (sizeof(ULONG) * 256))
//
// Pointer routines
//
VOID RestoreSaveShowCursor(PPDEV ppdev, LONG x, LONG y);ULONG ConvertMaskBufToLinearAddr(PPDEV ppdev);
#ifdef WINNT_VER40
// GrabVideoFormat will set & test the VIDEO_FORMAT bit of
// pDriverData->VideoSemaphore if the bit was already set it
// will loop until the bit wasn't set at that point nobody else
// is modifying pDriverData->CurrentVideoFormat and/or
// pDriverData->NumVideoSurfaces so the caller is free to make
// their changes
void __inline GRAB_VIDEO_FORMAT_SEMAPHORE (WORD *pVideoSemaphore ){ _asm { mov edi,pVideoSemaphore waitloop: bts word PTR [edi],0 jc waitloop }}
void __inline UNGRAB_VIDEO_FORMAT_SEMAPHORE (WORD *pVideoSemaphore){ _asm { mov edi,pVideoSemaphore btr word PTR [edi],0 }}/*
* DrawEngineBusy should be replaced by a test to see the bltter is still * busy drawing */static __inline BOOL DrawEngineBusy(DRIVERDATA* pDriverData){ PVGAR pREG = (PVGAR) pDriverData->RegsAddress;
return ( pREG->grSTATUS != 0 );}
// Convert offset into X, Y coordinate
static __inline DWORD cvlxy(LONG pitch, DWORD dwOffset, unsigned nBytesPixel){ // Convert a linear frame buffer offset into a XY DWORD.
// Offset mod pitch div bytes/pixel = X
// Offset div pitch = Y
return (MAKELONG((dwOffset % pitch) / nBytesPixel, (dwOffset / pitch)));}
//
// DirectDraw function prototypes
//
void BltInit (PDEV* ppdev, BOOL bEnableDisplayListBlts );VOID vGetDisplayDuration(PFLIPRECORD pflipRecord);HRESULT vUpdateFlipStatus(PFLIPRECORD pflipRecord, FLATPTR fpVidMem);DWORD DdBlt(PDD_BLTDATA lpBlt);DWORD Blt65(PDD_BLTDATA pbd);DWORD DdFlip(PDD_FLIPDATA lpFlip);DWORD DdLock(PDD_LOCKDATA lpLock);DWORD DdUnlock(PDD_UNLOCKDATA lpUnlock);DWORD DdGetBltStatus(PDD_GETBLTSTATUSDATA lpGetBltStatus);DWORD DdGetFlipStatus(PDD_GETFLIPSTATUSDATA lpGetFlipStatus);DWORD DdWaitForVerticalBlank(PDD_WAITFORVERTICALBLANKDATA lpWaitForVerticalBlank);void SetGamma(PDEV* ppdev, DRIVERDATA* pDriverData);
DWORD CanCreateSurface (PDD_CANCREATESURFACEDATA lpInput);DWORD CreateSurface (PDD_CREATESURFACEDATA lpInput);DWORD DestroySurface (PDD_DESTROYSURFACEDATA lpInput);
//#ifdef DDDRV_GETSCANLINE
DWORD GetScanLine(PDD_GETSCANLINEDATA lpGetScanLine);//#endif
#endif // WINNT_VER40 DirectDraw
//
// Determines the size of the DriverExtra information in the DEVMODE
// structure passed to and from the display driver.
//
#define DRIVER_EXTRA_SIZE 0
//
// Clipping Control Stuff
// Holds a list of clipping rectangles. We give this structure to GDI, and
// GDI fills it in.
//
typedef struct { ULONG c; RECTL arcl[8];} ENUMRECTS8;
typedef ENUMRECTS8 *PENUMRECTS8;
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define MAX(a, b) ((a) > (b) ? (a) : (b))
//
//////////////////////////////////////////////////////////////////////
// Text stuff
//
// DRAWBLTDEF values
#define TEXT_EXPAND_XPAR 0x106601F0
#define TEXT_EXPAND_OPAQUE 0x100600F0
#define SOLID_COLOR_FILL 0x100700F0
typedef struct _XLATECOLORS { // Specifies foreground and background
ULONG iBackColor; // colours for faking a 1bpp XLATEOBJ
ULONG iForeColor;} XLATECOLORS; /* xlc, pxlc */
BOOL bEnableText(PDEV*);VOID vDisableText(PDEV*);VOID vAssertModeText(PDEV*, BOOL);
/*
Function prototypes for device bitmap saving/restoring.*/BOOL bCreateDibFromScreen(PPDEV ppdev, PDSURF pdsurf);BOOL bCreateScreenFromDib(PPDEV ppdev, PDSURF pdsurf);
#if ENABLE_LOG_FILE
// Function prototypes for logging information to disk
HANDLE CreateLogFile( HANDLE hDriver, PDWORD Index);
BOOL WriteLogFile( HANDLE hDriver, LPVOID lpBuffer, DWORD BytesToWrite, PCHAR TextBuffer, PDWORD Index);
BOOL CloseLogFile( HANDLE hDriver, PCHAR TextBuffer, PDWORD Index);
void DDFormatLogFile( LPSTR szFormat, ...);
#else
#define CreateLogFile(a, b)
#define WriteLogFile(a, b, c, d, e)
#define CloseLogFile(a)
#define DDFormatLogFile // turn it into a comment
#endif
// restore default structure alignment
#pragma pack()
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