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Commit f83cf69b authored by Andreas Mohr's avatar Andreas Mohr Committed by Alexandre Julliard
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Implemented mode setting things as well as VESA additions and other

things. Cleaned up DOSMEM_BiosData handling.
parent d58f61c0
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Showing with 134 additions and 63 deletions
include/miscemu.h
View file @ f83cf69b
......@@ -14,8 +14,70 @@
extern int DOSCONF_ReadConfig(void);
/* msdos/dosmem.c */
#pragma pack(1)
typedef struct
{
WORD Com1Addr; /* 00: COM1 I/O address */
WORD Com2Addr; /* 02: COM2 I/O address */
WORD Com3Addr; /* 04: COM3 I/O address */
WORD Com4Addr; /* 06: COM4 I/O address */
WORD Lpt1Addr; /* 08: LPT1 I/O address */
WORD Lpt2Addr; /* 0a: LPT2 I/O address */
WORD Lpt3Addr; /* 0c: LPT3 I/O address */
WORD Lpt4Addr; /* 0e: LPT4 I/O address */
WORD InstalledHardware; /* 10: Installed hardware flags */
BYTE POSTstatus; /* 12: Power-On Self Test status */
WORD MemSize WINE_PACKED; /* 13: Base memory size in Kb */
WORD unused1 WINE_PACKED; /* 15: Manufacturing test scratch pad */
BYTE KbdFlags1; /* 17: Keyboard flags 1 */
BYTE KbdFlags2; /* 18: Keyboard flags 2 */
BYTE unused2; /* 19: Keyboard driver workspace */
WORD NextKbdCharPtr; /* 1a: Next character in kbd buffer */
WORD FirstKbdCharPtr; /* 1c: First character in kbd buffer */
WORD KbdBuffer[16]; /* 1e: Keyboard buffer */
BYTE DisketteStatus1; /* 3e: Diskette recalibrate status */
BYTE DisketteStatus2; /* 3f: Diskette motor status */
BYTE DisketteStatus3; /* 40: Diskette motor timeout */
BYTE DisketteStatus4; /* 41: Diskette last operation status */
BYTE DiskStatus[7]; /* 42: Disk status/command bytes */
BYTE VideoMode; /* 49: Video mode */
WORD VideoColumns; /* 4a: Number of columns */
WORD VideoPageSize; /* 4c: Video page size in bytes */
WORD VideoPageStartAddr; /* 4e: Video page start address */
BYTE VideoCursorPos[16]; /* 50: Cursor position for 8 pages */
WORD VideoCursorType; /* 60: Video cursor type */
BYTE VideoCurPage; /* 62: Video current page */
WORD VideoCtrlAddr WINE_PACKED; /* 63: Video controller address */
BYTE VideoReg1; /* 65: Video mode select register */
BYTE VideoReg2; /* 66: Video CGA palette register */
DWORD ResetEntry WINE_PACKED; /* 67: Warm reset entry point */
BYTE LastIRQ; /* 6b: Last unexpected interrupt */
DWORD Ticks; /* 6c: Ticks since midnight */
BYTE TicksOverflow; /* 70: Timer overflow if past midnight */
BYTE CtrlBreakFlag; /* 71: Ctrl-Break flag */
WORD ResetFlag; /* 72: POST Reset flag */
BYTE DiskOpStatus; /* 74: Last hard-disk operation status */
BYTE NbHardDisks; /* 75: Number of hard disks */
BYTE DiskCtrlByte; /* 76: Disk control byte */
BYTE DiskIOPort; /* 77: Disk I/O port offset */
BYTE LptTimeout[4]; /* 78: Timeouts for parallel ports */
BYTE ComTimeout[4]; /* 7c: Timeouts for serial ports */
WORD KbdBufferStart; /* 80: Keyboard buffer start */
WORD KbdBufferEnd; /* 82: Keyboard buffer end */
BYTE RowsOnScreenMinus1; /* 84: EGA only */
WORD BytesPerChar WINE_PACKED; /* 85: EGA only */
BYTE ModeOptions; /* 87: EGA only */
BYTE FeatureBitsSwitches; /* 88: EGA only */
BYTE VGASettings; /* 89: VGA misc settings */
BYTE DisplayCombination; /* 8A: VGA display combinations */
BYTE DiskDataRate; /* 8B: Last disk data rate selected */
} BIOSDATA;
extern HANDLE16 DOSMEM_BiosDataSeg;
extern HANDLE16 DOSMEM_BiosSysSeg;
extern BIOSDATA * DOSMEM_BiosData();
extern BYTE * DOSMEM_BiosSys();
extern DWORD DOSMEM_CollateTable;
......
msdos/dosmem.c
View file @ f83cf69b
......@@ -21,69 +21,8 @@
HANDLE16 DOSMEM_BiosDataSeg; /* BIOS data segment at 0x40:0 */
HANDLE16 DOSMEM_BiosSysSeg; /* BIOS ROM segment at 0xf000:0 */
#pragma pack(1)
typedef struct
{
WORD Com1Addr; /* 00: COM1 I/O address */
WORD Com2Addr; /* 02: COM2 I/O address */
WORD Com3Addr; /* 04: COM3 I/O address */
WORD Com4Addr; /* 06: COM4 I/O address */
WORD Lpt1Addr; /* 08: LPT1 I/O address */
WORD Lpt2Addr; /* 0a: LPT2 I/O address */
WORD Lpt3Addr; /* 0c: LPT3 I/O address */
WORD Lpt4Addr; /* 0e: LPT4 I/O address */
WORD InstalledHardware; /* 10: Installed hardware flags */
BYTE POSTstatus; /* 12: Power-On Self Test status */
WORD MemSize WINE_PACKED; /* 13: Base memory size in Kb */
WORD unused1 WINE_PACKED; /* 15: Manufacturing test scratch pad */
BYTE KbdFlags1; /* 17: Keyboard flags 1 */
BYTE KbdFlags2; /* 18: Keyboard flags 2 */
BYTE unused2; /* 19: Keyboard driver workspace */
WORD NextKbdCharPtr; /* 1a: Next character in kbd buffer */
WORD FirstKbdCharPtr; /* 1c: First character in kbd buffer */
WORD KbdBuffer[16]; /* 1e: Keyboard buffer */
BYTE DisketteStatus1; /* 3e: Diskette recalibrate status */
BYTE DisketteStatus2; /* 3f: Diskette motor status */
BYTE DisketteStatus3; /* 40: Diskette motor timeout */
BYTE DisketteStatus4; /* 41: Diskette last operation status */
BYTE DiskStatus[7]; /* 42: Disk status/command bytes */
BYTE VideoMode; /* 49: Video mode */
WORD VideoColumns; /* 4a: Number of columns */
WORD VideoPageSize; /* 4c: Video page size in bytes */
WORD VideoPageStartAddr; /* 4e: Video page start address */
BYTE VideoCursorPos[16]; /* 50: Cursor position for 8 pages */
WORD VideoCursorType; /* 60: Video cursor type */
BYTE VideoCurPage; /* 62: Video current page */
WORD VideoCtrlAddr WINE_PACKED; /* 63: Video controller address */
BYTE VideoReg1; /* 65: Video mode select register */
BYTE VideoReg2; /* 66: Video CGA palette register */
DWORD ResetEntry WINE_PACKED; /* 67: Warm reset entry point */
BYTE LastIRQ; /* 6b: Last unexpected interrupt */
DWORD Ticks; /* 6c: Ticks since midnight */
BYTE TicksOverflow; /* 70: Timer overflow if past midnight */
BYTE CtrlBreakFlag; /* 71: Ctrl-Break flag */
WORD ResetFlag; /* 72: POST Reset flag */
BYTE DiskOpStatus; /* 74: Last hard-disk operation status */
BYTE NbHardDisks; /* 75: Number of hard disks */
BYTE DiskCtrlByte; /* 76: Disk control byte */
BYTE DiskIOPort; /* 77: Disk I/O port offset */
BYTE LptTimeout[4]; /* 78: Timeouts for parallel ports */
BYTE ComTimeout[4]; /* 7c: Timeouts for serial ports */
WORD KbdBufferStart; /* 80: Keyboard buffer start */
WORD KbdBufferEnd; /* 82: Keyboard buffer end */
BYTE RowsOnScreenMinus1; /* 84: EGA only */
WORD BytesPerChar; /* 85: EGA only */
BYTE ModeOptions; /* 87: EGA only */
BYTE FeatureBitsSwitches; /* 88: EGA only */
BYTE unknown; /* 89: ??? */
BYTE DisplayCombination; /* 8A: VGA display combinations */
BYTE DiskDataRate; /* 8B: Last disk data rate selected */
} BIOSDATA;
#pragma pack(4)
static BIOSDATA *pBiosData = NULL;
static char *DOSMEM_dosmem;
DWORD DOSMEM_CollateTable;
......@@ -206,6 +145,16 @@ static void DOSMEM_InitDPMI(void)
memcpy(wrapper, wrap_code, sizeof(wrap_code));
}
BIOSDATA * DOSMEM_BiosData()
{
return (BIOSDATA *)DOSMEM_MemoryBase(0)+0x400;
}
BYTE * DOSMEM_BiosSys()
{
return DOSMEM_MemoryBase(0)+0xf0000;
}
/***********************************************************************
* DOSMEM_FillBiosSegments
*
......@@ -215,8 +164,13 @@ static void DOSMEM_FillBiosSegments(void)
{
BYTE *pBiosSys = (BYTE *)GlobalLock16( DOSMEM_BiosSysSeg );
BYTE *pBiosROMTable = pBiosSys+0xe6f5;
BIOSDATA *pBiosData = (BIOSDATA *)GlobalLock16( DOSMEM_BiosDataSeg );
pBiosData = (BIOSDATA *)GlobalLock16( DOSMEM_BiosDataSeg );
/* bogus 0xe0xx addresses !! Adapt int 0x10/0x1b if change needed */
BYTE *pVideoStaticFuncTable = pBiosSys+0xe000;
BYTE *pVideoStateInfo = pBiosSys+0xe010;
BYTE *p;
int i;
/* Clear all unused values */
memset( pBiosData, 0, sizeof(*pBiosData) );
......@@ -244,7 +198,7 @@ static void DOSMEM_FillBiosSegments(void)
pBiosData->BytesPerChar = 0x10;
pBiosData->ModeOptions = 0x64;
pBiosData->FeatureBitsSwitches = 0xf9;
pBiosData->unknown = 0x51;
pBiosData->VGASettings = 0x51;
pBiosData->DisplayCombination = 0x08;
pBiosData->DiskDataRate = 0;
......@@ -259,6 +213,60 @@ static void DOSMEM_FillBiosSegments(void)
*(pBiosROMTable+0x8) = 0x00; /* feature byte 4 */
*(pBiosROMTable+0x9) = 0x00; /* feature byte 5 */
p = pVideoStaticFuncTable;
for (i=0; i < 7; i++)
*(p+i) = 0xff; /* modes supported 1 to 7 */
*(p+0x7) = 7; /* scan lines supported */
*(p+0x8) = 0; /* tot nr of char blocks in text mode */
*(p+0x9) = 0; /* max nr of active char blocks in text */
*(WORD *)(p+0xa) = 0x8ff; /* misc support flags */
*(WORD *)(p+0xc) = 0; /* reserved */
*(p+0xe) = 0x3f; /* save pointer function flags */
*(p+0xf) = 0; /* reserved */
p = pVideoStateInfo;
*(DWORD *)p = 0xf000e000; /* address of pVideoStaticFuncTable, FIXME: always real mode ? */
*(p+0x04) = /* current video mode, needs updates ! */
pBiosData->VideoMode;
*(WORD *)(p+0x05) = /* number of columns, needs updates ! */
pBiosData->VideoColumns;
*(WORD *)(p+0x07) = 0; /* length of regen (???) buffer in bytes */
*(WORD *)(p+0x09) = 0; /* starting address of regen (?) buffer */
*(WORD *)(p+0x0b) = 0; /* cursorpos page 0 */
*(WORD *)(p+0x0d) = 0; /* cursorpos page 1 */
*(WORD *)(p+0x0f) = 0; /* page 2 */
*(WORD *)(p+0x11) = 0; /* page 3 */
*(WORD *)(p+0x13) = 0; /* page 4 */
*(WORD *)(p+0x15) = 0; /* page 5 */
*(WORD *)(p+0x17) = 0; /* page 6 */
*(WORD *)(p+0x19) = 0; /* page 7 */
*(WORD *)(p+0x1b) = 0x0a0b; /* cursor size (start/end line) */
*(p+0x1d) = 0; /* active display page */
*(WORD *)(p+0x1e) = 0x3da; /* CRTC port address */
*(p+0x20) = 0x0; /* current setting of port 0x3x8 */
*(p+0x21) = 0x0; /* current setting of port 0x3x9 */
*(p+0x22) = 23; /* number of rows - 1 */
*(WORD *)(p+0x23) = 0x10; /* bytes/character */
*(p+0x25) = /* comb. of active display */
pBiosData->DisplayCombination;
*(p+0x26) = 0; /* DCC (???) of alternate display */
*(WORD *)(p+0x27) = 16; /* number of colors in current mode */
*(p+0x29) = 1; /* number of pages in current mode */
*(p+0x2a) = 3; /* number of scan lines active */
/* (0,1,2,3) = (200,350,400,480) */
*(p+0x2b) = 0; /* primary character block (?) */
*(p+0x2c) = 0; /* secondary character block (?) */
*(p+0x2d) = /* miscellaneous flags */
(pBiosData->VGASettings & 0x0f)
| ((pBiosData->ModeOptions & 1) << 4); /* cursor emulation */
*(p+0x2e) = 0; /* non-VGA mode support */
*(WORD *)(p+0x2f) = 0; /* reserved */
*(p+0x31) = /* video memory available */
(pBiosData->ModeOptions & 0x60 >> 5);
*(p+0x32) = 0; /* save pointer state flags */
*(p+0x33) = 4; /* display info and status */
/* BIOS date string */
strcpy((char *)pBiosSys+0xfff5, "13/01/99");
......@@ -420,6 +428,7 @@ BOOL DOSMEM_Init(HMODULE16 hModule)
*/
void DOSMEM_Tick( WORD timer )
{
BIOSDATA *pBiosData = DOSMEM_BiosData();
if (pBiosData) pBiosData->Ticks++;
}
......
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