Leaked source code of windows server 2003
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/******************************Module*Header*******************************\
*
* Module Name: enable.c
*
* This module contains the functions that enable and disable the
* driver, the pdev, and the surface.
*
* Copyright (c) 1995,1996 Cirrus Logic, Inc.
*
* $Log: X:/log/laguna/nt35/displays/cl546x/ENABLE.C $
*
* Rev 1.46 Jan 20 1998 11:44:38 frido
* The fDataStreaming flag has changed its value from 1 into 0x80000000.
*
* Rev 1.45 Nov 04 1997 10:12:24 frido
* Added IOCtl call to Miniport to get the AGPDataStreaming value.
*
* Rev 1.44 Nov 03 1997 15:21:46 frido
* Added REQUIRE macros.
*
* Rev 1.43 16 Oct 1997 09:55:04 bennyn
*
* Added bPrevModeDDOutOfVideoMem to DrvResetPDEV
*
* Rev 1.42 08 Aug 1997 17:24:00 FRIDO
* Added support for new memory manager.
*
* Rev 1.41 02 Jul 1997 15:56:00 noelv
* Added LgMatchDriverToChip() function. Moved driver/chip match from bin
* from binitSurface to DrvEnablePdev()
*
* Rev 1.40 29 Apr 1997 16:28:40 noelv
*
* Merged in new SWAT code.
* SWAT:
* SWAT: Rev 1.3 24 Apr 1997 11:37:28 frido
* SWAT: NT140b09 merge.
* SWAT:
* SWAT: Rev 1.2 18 Apr 1997 00:15:02 frido
* SWAT: NT140b07 merge.
* SWAT:
* SWAT: Rev 1.1 09 Apr 1997 17:32:34 frido
* SWAT: Called vAssertModeText in DrvAssertMode.
*
* Rev 1.39 09 Apr 1997 10:50:40 SueS
* Changed sw_test_flag to pointer_switch.
*
* Rev 1.38 09 Apr 1997 07:52:38 noelv
* Disabled the MCD code for NT 3.51
*
* Rev 1.37 08 Apr 1997 12:21:24 einkauf
*
* new hooks for MCD when reset; add SYNC/IDLE for MCD/2D coordination
*
* Rev 1.36 21 Mar 1997 10:59:12 noelv
*
* Combined the loggong flags into one ENABLE_LOGFILE flag.
* Removed PROFILE_DRIVER flag
* Added code to initialize QfreeData
*
* Rev 1.35 26 Feb 1997 13:19:42 noelv
*
* Disable MCD code for NT 3.5x
*
* Rev 1.34 26 Feb 1997 09:22:10 noelv
*
* Changed initial debugging message for 5465
* Added init code for MCD
*
* Rev 1.33 19 Feb 1997 13:15:32 noelv
*
* Added translation table cache
*
* Rev 1.32 28 Jan 1997 16:18:42 bennyn
* Commented out "DrvEnableSurface failed bInitSurf" message
*
* Rev 1.31 06 Jan 1997 11:04:28 SueS
* Enabled DrvLineTo, since it's been fixed.
*
* Rev 1.30 18 Dec 1996 11:38:22 noelv
*
* Unhooked DrvLineTo, 'cause it's broken.
*
* Rev 1.29 17 Dec 1996 16:53:24 SueS
* Added test for writing to log file based on cursor at (0,0).
*
* Rev 1.28 27 Nov 1996 11:32:44 noelv
* Disabled Magic Bitmap. Yeah!!!
*
* Rev 1.27 26 Nov 1996 10:16:58 SueS
* Changed WriteLogFile parameters for buffering.
*
* Rev 1.26 13 Nov 1996 16:58:14 SueS
* Changed WriteFile calls to WriteLogFile.
*
* Rev 1.25 13 Nov 1996 08:17:18 noelv
*
* Disabled test blt.
*
* Rev 1.24 07 Nov 1996 16:11:54 bennyn
*
* Restore lost version (add drvresetPDEV support)
*
* Rev 1.23 31 Oct 1996 11:15:40 noelv
*
* Split common buffer into two buffers.
*
* Rev 1.22 24 Oct 1996 14:40:38 noelv
* Demo bus master capabilities of 5464
*
* Rev 1.20 06 Sep 1996 08:55:02 noelv
* Hooked DrvStrokeAndFillPath and DrvStretchBlt when doinng analysis.
*
* Rev 1.19 20 Aug 1996 11:03:24 noelv
* Bugfix release from Frido 8-19-96
*
* Rev 1.3 18 Aug 1996 22:48:36 frido
* #lineto - Added DrvLineTo.
*
* Rev 1.2 15 Aug 1996 12:09:34 frido
* Fixed NT 3.51/4.0 in DrvEnablePDEV.
*
* Rev 1.1 15 Aug 1996 11:42:40 frido
* Added precompiled header.
*
* Rev 1.0 14 Aug 1996 17:16:20 frido
* Initial revision.
*
* Rev 1.18 07 Aug 1996 09:34:04 noelv
*
* re-hooked textout
*
* Rev 1.17 25 Jul 1996 15:57:44 bennyn
*
* Modified for DirectDraw
*
* Rev 1.16 12 Jul 1996 09:38:22 bennyn
* Added getdisplayduration call for DirectDraw
*
* Rev 1.15 11 Jul 1996 15:53:50 bennyn
*
* Added DirectDraw support
*
* Rev 1.14 17 May 1996 12:55:34 bennyn
* Fixed the problem NT40 allocate 400x90 twice
*
* Rev 1.13 16 May 1996 14:54:22 noelv
* Added logging code.
*
* Rev 1.12 01 May 1996 12:06:44 bennyn
*
* Fixed resolution change bug for NT 4.0
*
* Rev 1.11 01 May 1996 10:59:10 bennyn
*
* Modified for NT4.0
*
* Rev 1.10 25 Apr 1996 22:39:50 noelv
* Cleaned up data logging.
*
* Rev 1.9 04 Apr 1996 13:20:14 noelv
* Frido release 26
*
* Rev 1.13 02 Apr 1996 09:08:36 frido
* Bellevue lg102b04 release.
*
* Rev 1.12 28 Mar 1996 20:02:18 frido
* Added new comments.
*
* Rev 1.11 28 Mar 1996 20:01:00 frido
* Fixed bouncing screeen when cursor is disabled.
*
* Rev 1.10 25 Mar 1996 12:05:34 frido
* Changed #ifdef LOG_CALLS into #if LOG_CALLS.
* Removed warning message.
*
* Rev 1.9 25 Mar 1996 11:52:46 frido
* Bellevue 102B03.
*
* Rev 1.5 12 Mar 1996 15:45:28 noelv
* Added support for data logging and stroke and fill.
*
* Rev 1.8 12 Mar 1996 16:50:14 frido
* Added stroke and fill stuff.
*
* Rev 1.7 29 Feb 1996 20:23:24 frido
* Added bEnable flag in PPDEV.
*
* Rev 1.6 29 Feb 1996 19:25:08 frido
* Turned HOOK_TEXTOUT flags back on for 16-bpp modes and higher.
*
* Rev 1.5 27 Feb 1996 16:38:10 frido
* Added device bitmap store/restore.
*
* Rev 1.4 24 Feb 1996 01:24:18 frido
* Added device bitmaps.
*
* Rev 1.3 03 Feb 1996 13:40:24 frido
* Use the compile switch "-Dfrido=0" to disable my extensions.
*
* Rev 1.2 23 Jan 1996 15:14:26 frido
* Added call to DrvDestroyFont.
*
\**************************************************************************/
#include "precomp.h"
#include "SWAT.h"
#include "CLIOCtl.h"
// The driver function table with all function index/address pairs
static DRVFN gadrvfn[] =
{
{ INDEX_DrvEnablePDEV, (PFN) DrvEnablePDEV },
{ INDEX_DrvCompletePDEV, (PFN) DrvCompletePDEV },
{ INDEX_DrvDisablePDEV, (PFN) DrvDisablePDEV },
{ INDEX_DrvEnableSurface, (PFN) DrvEnableSurface },
{ INDEX_DrvDisableSurface, (PFN) DrvDisableSurface },
{ INDEX_DrvAssertMode, (PFN) DrvAssertMode },
{ INDEX_DrvSetPalette, (PFN) DrvSetPalette },
{ INDEX_DrvDitherColor, (PFN) DrvDitherColor },
{ INDEX_DrvGetModes, (PFN) DrvGetModes },
//
// Laguna Functions:
//
{ INDEX_DrvMovePointer, (PFN) DrvMovePointer },
{ INDEX_DrvSetPointerShape, (PFN) DrvSetPointerShape },
{ INDEX_DrvSynchronize, (PFN) DrvSynchronize },
{ INDEX_DrvStretchBlt, (PFN) DrvStretchBlt },
{ INDEX_DrvSaveScreenBits, (PFN) DrvSaveScreenBits },
{ INDEX_DrvRealizeBrush, (PFN) DrvRealizeBrush },
{ INDEX_DrvPaint, (PFN) DrvPaint },
{ INDEX_DrvBitBlt, (PFN) DrvBitBlt },
{ INDEX_DrvCopyBits, (PFN) DrvCopyBits },
{ INDEX_DrvTextOut, (PFN) DrvTextOut },
{ INDEX_DrvDestroyFont, (PFN) DrvDestroyFont },
{ INDEX_DrvCreateDeviceBitmap, (PFN) DrvCreateDeviceBitmap },
{ INDEX_DrvDeleteDeviceBitmap, (PFN) DrvDeleteDeviceBitmap },
{ INDEX_DrvFillPath, (PFN) DrvFillPath },
{ INDEX_DrvStrokePath, (PFN) DrvStrokePath },
#ifdef WINNT_VER40
{ INDEX_DrvGetDirectDrawInfo, (PFN) DrvGetDirectDrawInfo },
{ INDEX_DrvEnableDirectDraw, (PFN) DrvEnableDirectDraw },
{ INDEX_DrvDisableDirectDraw, (PFN) DrvDisableDirectDraw },
{ INDEX_DrvLineTo, (PFN) DrvLineTo },
{ INDEX_DrvResetPDEV, (PFN) DrvResetPDEV },
#define LGHOOK_LINETO HOOK_LINETO
#else
#define LGHOOK_LINETO 0
#endif
//
// We don't accelerate DrvStrokeAndFillPath or DrvStrethcBlt.
// But we do want to hook them if we're doing driver analysis.
//
#if NULL_STROKEFILL
{ INDEX_DrvStrokeAndFillPath, (PFN) DrvStrokeAndFillPath },
#define LGHOOK_STROKEANDFILLPATH HOOK_STROKEANDFILLPATH
#else
#define LGHOOK_STROKEANDFILLPATH 0
#endif
#if NULL_STRETCH
{ INDEX_DrvStretchBlt, (PFN) DrvStretchBlt },
#define LGHOOK_STRETCHBLT HOOK_STRETCHBLT
#else
#define LGHOOK_STRETCHBLT 0
#endif
{ INDEX_DrvDisableDriver, (PFN) DrvDisableDriver }
};
//
// Define the functions you want to hook for 8/16/24/32 pel formats
// We do not need to set HOOK_SYNCHRONIZEACCESS because we only support a
// single surface at the moment. GDI only permits one thread to draw to
// a surface at a time.
// When we impliment device bitmaps, we may need to set this.
//
#define HOOKS_BMF8BPP (HOOK_BITBLT | HOOK_PAINT | HOOK_COPYBITS | HOOK_TEXTOUT \
| HOOK_STROKEPATH | LGHOOK_LINETO | HOOK_FILLPATH \
| LGHOOK_STROKEANDFILLPATH | LGHOOK_STRETCHBLT \
| HOOK_SYNCHRONIZE | HOOK_SYNCHRONIZEACCESS )
#define HOOKS_BMF16BPP HOOKS_BMF8BPP
#define HOOKS_BMF24BPP HOOKS_BMF8BPP
#define HOOKS_BMF32BPP HOOKS_BMF8BPP
#if DRIVER_5465
#define _DISP_ "CL5465.DLL"
#else
#define _DISP_ "CL546x.DLL"
#endif
/******************************Public*Routine******************************\
* DrvEnableDriver
*
* Enables the driver by retrieving the drivers function table and version.
*
\**************************************************************************/
BOOL DrvEnableDriver(
ULONG iEngineVersion,
ULONG cj,
PDRVENABLEDATA pded)
{
// Engine Version is passed down so future drivers can support previous
// engine versions. A next generation driver can support both the old
// and new engine conventions if told what version of engine it is
// working with. For the first version the driver does nothing with it.
iEngineVersion;
// Fill in as much as we can.
#ifdef WINNT_VER40
#if DRIVER_5465
DISPDBG((1, " ==> Cirrus Logic 5465 DISPLAY DRIVER for NT 4.0.\n"));
#else // if DRIVER_5465
DISPDBG((1, " ==> Cirrus Logic 546x DISPLAY DRIVER for NT 4.0.\n"));
#endif // if DRIVER_5465
#else
#if DRIVER_5465
DISPDBG((1, " ==> Cirrus Logic 5465 DISPLAY DRIVER for NT 3.5x.\n"));
#else // if DRIVER_5465
DISPDBG((1, " ==> Cirrus Logic 546x DISPLAY DRIVER for NT 3.5x.\n"));
#endif // if DRIVER_5465
#endif
if (cj >= sizeof(DRVENABLEDATA))
pded->pdrvfn = gadrvfn;
if (cj >= (sizeof(ULONG) * 2))
pded->c = sizeof(gadrvfn) / sizeof(DRVFN);
// DDI version this driver was targeted for is passed back to engine.
// Future graphic's engine may break calls down to old driver format.
if (cj >= sizeof(ULONG))
pded->iDriverVersion = DDI_DRIVER_VERSION_NT4;
return(TRUE);
}
/******************************Public*Routine******************************\
* DrvDisableDriver
*
* Tells the driver it is being disabled. Release any resources allocated in
* DrvEnableDriver.
*
\**************************************************************************/
VOID DrvDisableDriver(VOID)
{
DISPDBG((1, _DISP_ " DrvDisableDriver\n"));
return;
}
/******************************Public*Routine******************************\
* DrvEnablePDEV
*
* DDI function, Enables the Physical Device.
*
* Return Value: device handle to pdev.
*
\**************************************************************************/
DHPDEV DrvEnablePDEV(
DEVMODEW *pDevmode, // Pointer to DEVMODE
PWSTR pwszLogAddress, // Logical address
ULONG cPatterns, // number of patterns
HSURF *ahsurfPatterns, // return standard patterns
ULONG cjGdiInfo, // Length of memory pointed to by pGdiInfo
ULONG *pGdiInfo, // Pointer to GdiInfo structure
ULONG cjDevInfo, // Length of following PDEVINFO structure
DEVINFO *pDevInfo, // physical device information structure
#ifdef WINNT_VER40
HDEV hdev,
#else
PWSTR pwszDataFile, // DataFile - not used
#endif
PWSTR pwszDeviceName, // DeviceName - not used
HANDLE hDriver) // Handle to base driver
{
GDIINFO GdiInfo;
DEVINFO DevInfo;
PPDEV ppdev = (PPDEV) NULL;
DISPDBG((1, _DISP_ " DrvEnablePDEV: Entry.\n"));
// Allocate a physical device structure.
#ifdef WINNT_VER40
ppdev = (PPDEV) MEM_ALLOC(FL_ZERO_MEMORY, sizeof(PDEV), ALLOC_TAG);
#else
ppdev = (PPDEV) MEM_ALLOC(LMEM_FIXED | LMEM_ZEROINIT, sizeof(PDEV));
#endif
if (ppdev == (PPDEV) NULL)
{
RIP(_DISP_ " DrvEnablePDEV failed MEM_ALLOC\n");
return((DHPDEV) 0);
}
// Save the screen handle in the PDEV.
ppdev->hDriver = hDriver;
ppdev->pjScreen = 0;
//
// Verify the driver matches the chip.
//
if (!LgMatchDriverToChip(ppdev))
{
#if DRIVER_5465
DISPDBG((1," Chip doesn't match CL5465 driver. Failing.\n"));
#else
DISPDBG((1," Chip doesn't match CL546x driver. Failing.\n"));
#endif
goto error_free;
}
// Init MCD.
#ifndef WINNT_VER35
ppdev->hMCD = NULL;
ppdev->NumMCDContexts = 0;
#endif
// Initialize the offscreen manager initial flag to FALSE
ppdev->OFM_init = FALSE;
// Initialize the color translation caches to NULL
ppdev->XlateCache = NULL;
// Initialize the pofmMagic to NULL
#if WINBENCH96
ppdev->pofmMagic = NULL;
#endif
#if DATASTREAMING
{
ULONG ulReturn;
BOOL fDataStreaming = FALSE;
if (! DEVICE_IO_CTRL(ppdev->hDriver,
IOCTL_GET_AGPDATASTREAMING,
NULL,
0,
(PVOID) &fDataStreaming,
sizeof(fDataStreaming),
&ulReturn,
NULL) )
{
DISPDBG( (1, _DISP_ " DrvEnablePDEV: failed to get "
"AGPDataStreaming flag\n") );
fDataStreaming = FALSE; // default to OFF
}
ppdev->dwDataStreaming = fDataStreaming ? 0x80000000 : 0;
}
#endif
// Get the current screen mode information. Set up device caps and devinfo.
if (!bInitPDEV(ppdev, pDevmode, &GdiInfo, &DevInfo))
{
DISPDBG((1,_DISP_ " DrvEnablePDEV: bInitPDEV failed\n"));
goto error_free;
}
// Initialize palette information.
if (!bInitPaletteInfo(ppdev, &DevInfo))
{
RIP(_DISP_ " DrvEnablePDEV: failed bInitPalette\n");
goto error_free;
}
// Initialize device standard patterns.
if (!bInitPatterns(ppdev, min(cPatterns, HS_DDI_MAX)))
{
RIP(_DISP_ " DrvEnablePDEV: failed bInitPatterns\n");
vDisablePatterns(ppdev);
vDisablePalette(ppdev);
goto error_free;
}
// Copy the devinfo into the engine buffer.
memcpy(pDevInfo, &DevInfo, min(sizeof(DEVINFO), cjDevInfo));
// Set the ahsurfPatterns array to handles each of the standard
// patterns that were just created.
memcpy((PVOID)ahsurfPatterns, ppdev->ahbmPat, ppdev->cPatterns*sizeof(HBITMAP));
// Set the pdevCaps with GdiInfo we have prepared to the list of caps for this
// pdev.
memcpy(pGdiInfo, &GdiInfo, min(cjGdiInfo, sizeof(GDIINFO)));
#if ENABLE_LOG_FILE
{
char buf[256];
int i1;
#if ENABLE_LOG_SWITCH
if (pointer_switch == 1)
#endif
{
DISPDBG((1, _DISP_ " Creating log file.\n"));
CreateLogFile(ppdev->hDriver, &ppdev->TxtBuffIndex);
ppdev->pmfile = ppdev->hDriver; // handle to the miniport
if (ppdev->pmfile == (HANDLE)-1) // INVALID_HANDLE_VALUE
RIP( _DISP_ " Couldn't create log file!\n");
i1 = sprintf(buf, _DISP_ " Log file opened.\r\n");
WriteLogFile(ppdev->pmfile, buf, i1, ppdev->TxtBuff, &ppdev->TxtBuffIndex);
}
}
#endif
#if LOG_QFREE
{
int i;
for (i=0; i<32; ++i)
QfreeData[i] = 0;
}
#endif
DISPDBG((1, _DISP_ " DrvEnablePDEV: Succeeded.\n"));
return((DHPDEV) ppdev);
// Error case for failure.
error_free:
MEMORY_FREE(ppdev);
DISPDBG((1, _DISP_ " DrvEnablePDEV: Failed.\n"));
return((DHPDEV) 0);
}
/******************************Public*Routine******************************\
* DrvCompletePDEV
*
* Store the HPDEV, the engines handle for this PDEV, in the DHPDEV.
*
\**************************************************************************/
VOID DrvCompletePDEV(
DHPDEV dhpdev,
HDEV hdev)
{
DISPDBG((1, _DISP_ " DrvCompletePDEV\n"));
((PPDEV) dhpdev)->hdevEng = hdev;
}
/******************************Public*Routine******************************\
* DrvDisablePDEV
*
* Release the resources allocated in DrvEnablePDEV. If a surface has been
* enabled DrvDisableSurface will have already been called.
*
\**************************************************************************/
VOID DrvDisablePDEV(
DHPDEV dhpdev)
{
PPDEV ppdev;
DISPDBG((1, _DISP_ " DrvDisablePDEV\n"));
ppdev = (PPDEV) dhpdev;
vDisablePalette((PPDEV) dhpdev);
vDisablePatterns((PPDEV) dhpdev);
MEMORY_FREE(dhpdev);
}
/******************************Public*Routine******************************\
* DrvEnableSurface
*
* Enable the surface for the device. Hook the calls this driver supports.
*
* Return: Handle to the surface if successful, 0 for failure.
*
\**************************************************************************/
HSURF DrvEnableSurface(
DHPDEV dhpdev)
{
PPDEV ppdev;
HSURF hsurf;
SIZEL sizl;
ULONG ulBitmapType;
FLONG flHooks;
DISPDBG((1, _DISP_ " DrvEnableSurface Entry.\n"));
// Create engine bitmap around frame buffer.
ppdev = (PPDEV) dhpdev;
if (!bInitSURF(ppdev, TRUE))
{
// Comments out this message because new two drivers model will break
// here every time from power-up.
// RIP(_DISP_ " DrvEnableSurface failed bInitSURF\n");
goto ReturnFailure;
}
#ifdef WINNT_VER40
ppdev->pvTmpBuffer = MEM_ALLOC(0, TMP_BUFFER_SIZE, ALLOC_TAG);
#else
ppdev->pvTmpBuffer = VirtualAlloc(NULL, TMP_BUFFER_SIZE, MEM_RESERVE |
MEM_COMMIT, PAGE_READWRITE);
#endif
if (ppdev->pvTmpBuffer == NULL)
{
DISPDBG((1, _DISP_ " DrvEnableSurface - Failed VirtualAlloc"));
goto ReturnFailure;
}
sizl.cx = ppdev->cxScreen;
sizl.cy = ppdev->cyScreen;
if (ppdev->ulBitCount == 8)
{
if (!bInit256ColorPalette(ppdev)) {
RIP(_DISP_ " DrvEnableSurface failed to init the 8bpp palette\n");
goto ReturnFailure;
}
ulBitmapType = BMF_8BPP;
flHooks = HOOKS_BMF8BPP;
}
else if (ppdev->ulBitCount == 16)
{
ulBitmapType = BMF_16BPP;
flHooks = HOOKS_BMF16BPP;
}
else if (ppdev->ulBitCount == 24)
{
ulBitmapType = BMF_24BPP;
flHooks = HOOKS_BMF24BPP;
}
else
{
ulBitmapType = BMF_32BPP;
flHooks = HOOKS_BMF32BPP;
}
hsurf = (HSURF) EngCreateBitmap(sizl,
ppdev->lDeltaScreen,
ulBitmapType,
(ppdev->lDeltaScreen > 0) ? BMF_TOPDOWN : 0,
(PVOID) (ppdev->pjScreen));
if (hsurf == (HSURF) 0)
{
RIP(_DISP_ " DrvEnableSurface failed EngCreateBitmap\n");
goto ReturnFailure;
}
ppdev->bEnable = TRUE;
if (!EngAssociateSurface(hsurf, ppdev->hdevEng, flHooks))
{
RIP(_DISP_ " DrvEnableSurface failed EngAssociateSurface\n");
EngDeleteSurface(hsurf);
goto ReturnFailure;
}
ppdev->hsurfEng = hsurf;
ppdev->iBitmapFormat = ulBitmapType;
if (!bEnableText(ppdev))
goto ReturnFailure;
#ifdef WINNT_VER40
// Accurately measure the refresh rate for DirectDraw use
vGetDisplayDuration(&ppdev->flipRecord);
#endif
//
// Demo HostToScreen BLT
//
#if BUS_MASTER
if (ppdev->BufLength)
{
unsigned long i;
unsigned long temp;
DWORD *bufD = (DWORD *)ppdev->Buf1VirtAddr;
//
// init the buffer.
//
for (i=0; i<ppdev->BufLength/4; ++i)
bufD[i] = 0x87654321;
DISPDBG((1, _DISP_ " bInitSurf: \n\n **** TestBLT **** \n"));
// Enable the HOST XY unit.
LL32(grHXY_HOST_CRTL_3D, 1);
// Write host address.
LL32(grHXY_BASE1_ADDRESS_PTR_3D, ppdev->Buf1PhysAddr);
// Offset into host buffer is 0
LL32(grHXY_BASE1_OFFSET0_3D, 0);
LL32(grHXY_BASE1_OFFSET1_3D, 0);
// Setup 2D engine.
REQUIRE(8);
LL16 (grBLTDEF, 0x1020); // OP1 is host, RES is screen
LL16 (grDRAWDEF, 0xCC); // SRCCPY
// Source and destination XY address.
LL16 (grOP1_opRDRAM.pt.X, 0); // source phase
LL16 (grOP0_opRDRAM.pt.X, 0); // Destination x = 0;
LL16 (grOP0_opRDRAM.pt.Y, 0); // Destination y = 0;
// Size of destination rectangle.
// This starts the 2D engine.
LL16 (grMBLTEXT_EX.pt.X, 128); // Width
LL16 (grBLTEXT_EX.pt.Y, 16); // Height
// Write the length of the host data (in bytes)
// This starts the Host XY unit.
LL32(grHXY_BASE1_LENGTH_3D, ppdev->BufLength);
//
// Wait until HOST XY unit goes idle.
//
do {
temp = LLDR_SZ (grPF_STATUS_3D);
} while (temp & 0x80);
DISPDBG((1, _DISP_ " PF_STATUS: 0x%08X\n", temp));
}
#endif
DISPDBG((1, _DISP_ " DrvEnableSurface Exit.\n"));
return(hsurf);
ReturnFailure:
DrvDisableSurface((DHPDEV) ppdev);
DISPDBG((1, _DISP_ " Failed DrvEnableSurface"));
return(0);
}
/******************************Public*Routine******************************\
* DrvDisableSurface
*
* Free resources allocated by DrvEnableSurface. Release the surface.
*
\**************************************************************************/
VOID DrvDisableSurface(
DHPDEV dhpdev)
{
PPDEV ppdev;
DISPDBG((1, _DISP_ " DrvDisableSurface Entry.\n"));
ppdev = (PPDEV) dhpdev;
ENSURE_3D_IDLE(ppdev);
if (((PPDEV) dhpdev)->pvTmpBuffer)
#ifdef WINNT_VER40
MEMORY_FREE(((PPDEV) dhpdev)->pvTmpBuffer);
#else
VirtualFree(((PPDEV) dhpdev)->pvTmpBuffer, 0, MEM_RELEASE);
#endif
// Close the offscreen manager
CloseOffScnMem((PPDEV) dhpdev);
#ifdef WINNT_VER40
if (ppdev->CShsem != NULL)
EngDeleteSemaphore(ppdev->CShsem);
#else
DeleteCriticalSection(&ppdev->PtrCritSec);
#endif
if (((PPDEV) dhpdev)->hsurfEng)
EngDeleteSurface(((PPDEV) dhpdev)->hsurfEng);
vDisableSURF((PPDEV) dhpdev);
((PPDEV) dhpdev)->hsurfEng = (HSURF) 0;
}
/******************************Public*Routine******************************\
* DrvAssertMode
*
* This asks the device to reset itself to the mode of the pdev passed in.
*
\**************************************************************************/
#ifdef WINNT_VER40
BOOL APIENTRY DrvAssertMode(
#else
VOID DrvAssertMode(
#endif
DHPDEV dhpdev,
BOOL bEnable)
{
PPDEV ppdev = (PPDEV) dhpdev;
ULONG ulReturn;
DISPDBG((1, _DISP_ " DrvAssertMode, en=%d\n",bEnable));
ENSURE_3D_IDLE(ppdev);
#ifndef WINNT_VER35
if (ppdev->hMCD)
{
ppdev->pAssertModeMCD(ppdev,bEnable);
}
#endif
ppdev->bEnable = bEnable;
if (bEnable)
{
// The screen must be reenabled, reinitialize the device to clean state.
bInitSURF(ppdev, FALSE);
#if SWAT3
// Enable font cache.
vAssertModeText(ppdev, TRUE);
#endif
}
else
{
POFMHDL pofm, pofmNext;
#if (HW_PRESET_BUG)
//
// Disable the HW cursor for real, since we are leaving graphics mode.
//
ULONG ultmp = LLDR_SZ (grCursor_Control);
ultmp &= 0xFFFE;
LL16 (grCursor_Control, ultmp);
#endif
#if 1 // SWAT3 - font cache removal is now in vAssertMoveText.
// Disable font cache.
vAssertModeText(ppdev, FALSE);
#endif
#if MEMMGR
{
// Hostify all device bitmaps.
extern void HostifyAllBitmaps(PPDEV ppdev);
HostifyAllBitmaps(ppdev);
}
#else
// We have to move all off-screen device bitmaps to memory.
for (pofm = ppdev->OFM_UsedQ; pofm; pofm = pofmNext)
{
pofmNext = pofm->nexthdl;
if ( (pofm->pdsurf) && (pofm->pdsurf->pofm) )
{
if (!bCreateDibFromScreen(ppdev, pofm->pdsurf))
{
RIP("Error moving off-screen bitmap to DIB");
break;
}
}
}
#endif
// We must give up the display.
// Call the kernel driver to reset the device to a known state.
if (!DEVICE_IO_CTRL(ppdev->hDriver,
IOCTL_VIDEO_RESET_DEVICE,
NULL,
0,
NULL,
0,
&ulReturn,
NULL))
{
RIP(_DISP_ " DrvAssertMode failed IOCTL");
}
}
#ifdef WINNT_VER40
return TRUE;
#else
return;
#endif
}
/******************************Public*Routine******************************\
* DrvGetModes
*
* Returns the list of available modes for the device.
*
\**************************************************************************/
ULONG DrvGetModes(
HANDLE hDriver,
ULONG cjSize,
DEVMODEW *pdm)
{
DWORD cModes;
DWORD cbOutputSize;
PVIDEO_MODE_INFORMATION pVideoModeInformation, pVideoTemp;
DWORD cOutputModes = cjSize / (sizeof(DEVMODEW) + DRIVER_EXTRA_SIZE);
DWORD cbModeSize;
DISPDBG((1, _DISP_ " DrvGetModes: Entry.\n"));
cModes = getAvailableModes(hDriver,
(PVIDEO_MODE_INFORMATION *) &pVideoModeInformation,
&cbModeSize);
if (cModes == 0)
{
DISPDBG((1, _DISP_ " DrvGetModes failed to get mode information"));
return 0;
}
if (pdm == NULL)
{
cbOutputSize = cModes * (sizeof(DEVMODEW) + DRIVER_EXTRA_SIZE);
}
else
{
//
// Now copy the information for the supported modes back into the output
// buffer
//
cbOutputSize = 0;
pVideoTemp = pVideoModeInformation;
do
{
if (pVideoTemp->Length != 0)
{
if (cOutputModes == 0)
{
break;
}
//
// Zero the entire structure to start off with.
//
memset(pdm, 0, sizeof(DEVMODEW));
//
// Set the name of the device to the name of the DLL.
//
memcpy(&(pdm->dmDeviceName), L"cl546x", sizeof(L"cl546x"));
pdm->dmSpecVersion = DM_SPECVERSION;
pdm->dmDriverVersion = DM_SPECVERSION;
//
// We currently do not support Extra information in the driver
//
pdm->dmDriverExtra = DRIVER_EXTRA_SIZE;
pdm->dmSize = sizeof(DEVMODEW);
pdm->dmBitsPerPel = pVideoTemp->NumberOfPlanes *
pVideoTemp->BitsPerPlane;
pdm->dmPelsWidth = pVideoTemp->VisScreenWidth;
pdm->dmPelsHeight = pVideoTemp->VisScreenHeight;
pdm->dmDisplayFrequency = pVideoTemp->Frequency;
#ifdef WINNT_VER40
pdm->dmDisplayFlags = 0;
pdm->dmFields = DM_BITSPERPEL |
DM_PELSWIDTH |
DM_PELSHEIGHT |
DM_DISPLAYFREQUENCY |
DM_DISPLAYFLAGS ;
#else
if (pVideoTemp->AttributeFlags & VIDEO_MODE_INTERLACED)
{
pdm->dmDisplayFlags |= DM_INTERLACED;
}
#endif
//
// Go to the next DEVMODE entry in the buffer.
//
cOutputModes--;
pdm = (LPDEVMODEW) ( ((ULONG)pdm) + sizeof(DEVMODEW) +
DRIVER_EXTRA_SIZE);
cbOutputSize += (sizeof(DEVMODEW) + DRIVER_EXTRA_SIZE);
}
pVideoTemp = (PVIDEO_MODE_INFORMATION)
(((PUCHAR)pVideoTemp) + cbModeSize);
} while (--cModes);
}
MEMORY_FREE(pVideoModeInformation);
DISPDBG((1, _DISP_ " DrvGetModes: Exit.\n"));
return cbOutputSize;
}
/**************************************************************************\
* DrvResetPDEV
*
\**************************************************************************/
BOOL DrvResetPDEV(DHPDEV dhpdevOld, DHPDEV dhpdevNew)
{
PPDEV ppdevOld, ppdevNew;
DISPDBG((1, _DISP_ " DrvResetPDEV:\n"));
ppdevOld = (PPDEV) dhpdevOld;
ppdevNew = (PPDEV) dhpdevNew;
#ifndef WINNT_VER35
ENSURE_3D_IDLE(ppdevOld);
ppdevNew->iUniqueness = ppdevOld->iUniqueness + 1;
ppdevNew->pAllocOffScnMem = AllocOffScnMem;
ppdevNew->pFreeOffScnMem = FreeOffScnMem;
ppdevNew->bPrevModeDDOutOfVideoMem = ppdevOld->bPrevModeDDOutOfVideoMem;
#endif // ndef WINNT_VER35
return (TRUE);
};
/* ===========================================================================
* LgMatchDriverToChip()
*
* This driver code base compiles into several different DLLs, based on
* what C Preprocessor symbols are defined at compile time. This allows us
* to build several different chip specific drivers from a single code base.
*
* This function checks the Laguna chip ID and returns TRUE if the chip is
* one supported by this DLL.
*
* ========================================================================== */
BOOL LgMatchDriverToChip(
PPDEV ppdev
)
{
DWORD returnedDataLength;
WORD DeviceID;
VIDEO_PUBLIC_ACCESS_RANGES VideoAccessRanges[2];
BYTE *pLgREGS_PCI_ID;
// Get a pointer to the HW registers.
if (!DEVICE_IO_CTRL(ppdev->hDriver,
IOCTL_VIDEO_QUERY_PUBLIC_ACCESS_RANGES,
NULL, // input buffer
0,
(PVOID) VideoAccessRanges, // output buffer
sizeof (VideoAccessRanges),
&returnedDataLength,
NULL))
{
RIP(_DISP_ "LgMatchDriverToChip - QUERY_PUBLIC_ACCESS_RANGES ioctl failed!\n");
return (FALSE);
}
pLgREGS_PCI_ID = ((BYTE *)VideoAccessRanges[0].VirtualAddress) + 0x302;
//Get the chip id.
DeviceID = *(WORD *)pLgREGS_PCI_ID;
DISPDBG((1,_DISP_ " MatchDriverToChip: Chip ID is 0x%08X.\n",DeviceID));
// Does this driver instance support this chip?
#if DRIVER_5465
// This is the 5465 driver. Fail if not a 5465 or later.
if (DeviceID < CL_GD5465)
{
return FALSE;
}
#else
// This is the 546x driver. Fail if a 5465 or later.
if (DeviceID >= CL_GD5465)
{
return FALSE;
}
#endif
return TRUE;
}