include/miscemu.h

   1 /*
   2  * Misc. emulation definitions
   3  *
   4  * Copyright 1995 Alexandre Julliard
   5  */
   6
   7 #ifndef __WINE_MISCEMU_H
   8 #define __WINE_MISCEMU_H
   9
  10 #include "winnt.h"
  11 #include "selectors.h"
  12 #include "wine/windef16.h"
  13
  14 /* msdos/dosconf.c */
  15 extern int DOSCONF_ReadConfig(void);
  16
  17 /* msdos/dosmem.c */
  18 #include "pshpack1.h"
  19
  20 typedef struct
  21 {
  22     WORD  Com1Addr;                  /* 00: COM1 I/O address */
  23     WORD  Com2Addr;                  /* 02: COM2 I/O address */
  24     WORD  Com3Addr;                  /* 04: COM3 I/O address */
  25     WORD  Com4Addr;                  /* 06: COM4 I/O address */
  26     WORD  Lpt1Addr;                  /* 08: LPT1 I/O address */
  27     WORD  Lpt2Addr;                  /* 0a: LPT2 I/O address */
  28     WORD  Lpt3Addr;                  /* 0c: LPT3 I/O address */
  29     WORD  Lpt4Addr;                  /* 0e: LPT4 I/O address */
  30     WORD  InstalledHardware;         /* 10: Installed hardware flags */
  31     BYTE  POSTstatus;                /* 12: Power-On Self Test status */
  32     WORD  MemSize WINE_PACKED;       /* 13: Base memory size in Kb */
  33     WORD  unused1 WINE_PACKED;       /* 15: Manufacturing test scratch pad */
  34     BYTE  KbdFlags1;                 /* 17: Keyboard flags 1 */
  35     BYTE  KbdFlags2;                 /* 18: Keyboard flags 2 */
  36     BYTE  unused2;                   /* 19: Keyboard driver workspace */
  37     WORD  NextKbdCharPtr;            /* 1a: Next character in kbd buffer */
  38     WORD  FirstKbdCharPtr;           /* 1c: First character in kbd buffer */
  39     WORD  KbdBuffer[16];             /* 1e: Keyboard buffer */
  40     BYTE  DisketteStatus1;           /* 3e: Diskette recalibrate status */
  41     BYTE  DisketteStatus2;           /* 3f: Diskette motor status */
  42     BYTE  DisketteStatus3;           /* 40: Diskette motor timeout */
  43     BYTE  DisketteStatus4;           /* 41: Diskette last operation status */
  44     BYTE  DiskStatus[7];             /* 42: Disk status/command bytes */
  45     BYTE  VideoMode;                 /* 49: Video mode */
  46     WORD  VideoColumns;              /* 4a: Number of columns */
  47     WORD  VideoPageSize;             /* 4c: Video page size in bytes */
  48     WORD  VideoPageStartAddr;        /* 4e: Video page start address */
  49     BYTE  VideoCursorPos[16];        /* 50: Cursor position for 8 pages */
  50     WORD  VideoCursorType;           /* 60: Video cursor type */
  51     BYTE  VideoCurPage;              /* 62: Video current page */
  52     WORD  VideoCtrlAddr WINE_PACKED; /* 63: Video controller address */
  53     BYTE  VideoReg1;                 /* 65: Video mode select register */
  54     BYTE  VideoReg2;                 /* 66: Video CGA palette register */
  55     DWORD ResetEntry WINE_PACKED;    /* 67: Warm reset entry point */
  56     BYTE  LastIRQ;                   /* 6b: Last unexpected interrupt */
  57     DWORD Ticks;                     /* 6c: Ticks since midnight */
  58     BYTE  TicksOverflow;             /* 70: Timer overflow if past midnight */
  59     BYTE  CtrlBreakFlag;             /* 71: Ctrl-Break flag */
  60     WORD  ResetFlag;                 /* 72: POST Reset flag */
  61     BYTE  DiskOpStatus;              /* 74: Last hard-disk operation status */
  62     BYTE  NbHardDisks;               /* 75: Number of hard disks */
  63     BYTE  DiskCtrlByte;              /* 76: Disk control byte */
  64     BYTE  DiskIOPort;                /* 77: Disk I/O port offset */
  65     BYTE  LptTimeout[4];             /* 78: Timeouts for parallel ports */
  66     BYTE  ComTimeout[4];             /* 7c: Timeouts for serial ports */
  67     WORD  KbdBufferStart;            /* 80: Keyboard buffer start */
  68     WORD  KbdBufferEnd;              /* 82: Keyboard buffer end */
  69     BYTE  RowsOnScreenMinus1;        /* 84: EGA only */
  70     WORD  BytesPerChar WINE_PACKED;  /* 85: EGA only */
  71     BYTE  ModeOptions;               /* 87: EGA only */
  72     BYTE  FeatureBitsSwitches;       /* 88: EGA only */
  73     BYTE  VGASettings;               /* 89: VGA misc settings */
  74     BYTE  DisplayCombination;        /* 8A: VGA display combinations */
  75     BYTE  DiskDataRate;              /* 8B: Last disk data rate selected */
  76 } BIOSDATA;
  77
  78 typedef struct
  79 {
  80     DWORD StaticFuncTable;           /* 00: static functionality table */
  81     BYTE  VideoMode;                 /* 04: video mode in effect */
  82     WORD  NumberColumns;             /* 05: number of columns */
  83     WORD  RegenBufLen;               /* 07: length of regen buffer in bytes */
  84     WORD  RegenBufAddr;              /* 09: starting address of regen buffer */
  85     WORD  CursorPos[8];              /* 0B: cursor position for page 0..7 */
  86     WORD  CursorType;                /* 1B: cursor "type" (start/stop scan lines) */
  87     BYTE  ActivePage;                /* 1D: active display page */
  88     WORD  CRTCPort;                  /* 1E: CRTC port address */
  89     BYTE  Port3x8;                   /* 20: current setting of PORT 03x8h */
  90     BYTE  Port3x9;                   /* 21: current setting of PORT 03x9h */
  91     BYTE  NumberRows;                /* 22: number of rows - 1 */
  92     WORD  BytesPerChar;              /* 23: bytes/character */
  93     BYTE  DCCActive;                 /* 25: display combination code of active display */
  94     BYTE  DCCAlternate;              /* 26: DCC of alternate display */
  95     WORD  NumberColors;              /* 27: number of colors supported in current mode (0000h = mono) */
  96     BYTE  NumberPages;               /* 29: number of pages supported in current mode */
  97     BYTE  NumberScanlines;           /* 2A: number of scan lines active */
  98     BYTE  CharBlockPrimary;          /* 2B: primary character block */
  99     BYTE  CharBlockSecondary;        /* 2C: secondary character block */
 100     BYTE  MiscFlags;                 /* 2D: miscellaneous flags */
 101     BYTE  NonVGASupport;             /* 2E: non-VGA mode support */
 102     BYTE  _reserved1[2];             /* 2F: */
 103     BYTE  VideoMem;                  /* 31: video memory available */
 104     BYTE  SavePointerState;          /* 32: save pointer state flags */
 105     BYTE  DisplayStatus;             /* 33: display information and status */
 106     BYTE  _reserved2[12];            /* 34: */
 107
 108 } VIDEOSTATE;
 109
 110 typedef struct
 111 {
 112     BYTE  ModeSupport[7];           /* 00: modes supported 1..7 */
 113     BYTE  ScanlineSupport;          /* 07: scan lines supported */
 114     BYTE  NumberCharBlocks;         /* 08: total number of character blocks */
 115     BYTE  ActiveCharBlocks;         /* 09: max. number of active character blocks */
 116     WORD  MiscFlags;                /* 0A: miscellaneous function support flags */
 117     WORD  _reserved1;               /* 0C: */
 118     BYTE  SavePointerFlags;         /* 0E: save pointer function flags */
 119     BYTE  _reserved2;               /* OF: */
 120
 121 } VIDEOFUNCTIONALITY;
 122
 123 #include "poppack.h"
 124
 125 extern WORD DOSMEM_0000H;
 126 extern WORD DOSMEM_BiosDataSeg;
 127 extern WORD DOSMEM_BiosSysSeg;
 128 extern BIOSDATA * DOSMEM_BiosData();
 129 extern BYTE     * DOSMEM_BiosSys();
 130
 131 extern DWORD DOSMEM_CollateTable;
 132
 133 /* various real-mode code stubs */
 134 extern WORD DOSMEM_wrap_seg;
 135 extern WORD DOSMEM_xms_seg;
 136 extern WORD DOSMEM_dpmi_seg;
 137 extern WORD DOSMEM_dpmi_sel;
 138
 139 extern DWORD DOS_LOLSeg;
 140 extern struct _DOS_LISTOFLISTS * DOSMEM_LOL();
 141
 142 extern BOOL DOSMEM_Init(BOOL);
 143 extern void   DOSMEM_Tick(WORD timer);
 144 extern WORD   DOSMEM_AllocSelector(WORD);
 145 extern char * DOSMEM_MemoryBase(void);
 146 extern char * DOSMEM_SystemBase(void);
 147 extern LPVOID DOSMEM_GetBlock(UINT size, WORD* p);
 148 extern BOOL DOSMEM_FreeBlock(void* ptr);
 149 extern LPVOID DOSMEM_ResizeBlock(void* ptr, UINT size, WORD* p);
 150 extern UINT DOSMEM_Available(void);
 151 extern LPVOID DOSMEM_MapRealToLinear(DWORD); /* real-mode to linear */
 152 extern LPVOID DOSMEM_MapDosToLinear(UINT); /* linear DOS to Wine */
 153 extern UINT DOSMEM_MapLinearToDos(LPVOID); /* linear Wine to DOS */
 154
 155 /* memory/instr.c */
 156 extern BOOL INSTR_EmulateInstruction( CONTEXT86 *context );
 157
 158 /* msdos/devices.c */
 159 extern void DOSDEV_InstallDOSDevices(void);
 160 extern DWORD DOSDEV_Console(void);
 161 extern DWORD DOSDEV_FindCharDevice(char*name);
 162 extern int DOSDEV_Peek(DWORD dev, BYTE*data);
 163 extern int DOSDEV_Read(DWORD dev, DWORD buf, int buflen);
 164 extern int DOSDEV_Write(DWORD dev, DWORD buf, int buflen, int verify);
 165 extern int DOSDEV_IoctlRead(DWORD dev, DWORD buf, int buflen);
 166 extern int DOSDEV_IoctlWrite(DWORD dev, DWORD buf, int buflen);
 167
 168 /* msdos/interrupts.c */
 169 extern FARPROC16 INT_GetPMHandler( BYTE intnum );
 170 extern void INT_SetPMHandler( BYTE intnum, FARPROC16 handler );
 171 extern FARPROC16 INT_GetRMHandler( BYTE intnum );
 172 extern void INT_SetRMHandler( BYTE intnum, FARPROC16 handler );
 173 extern FARPROC16 INT_CtxGetHandler( CONTEXT86 *context, BYTE intnum );
 174 extern void INT_CtxSetHandler( CONTEXT86 *context, BYTE intnum, FARPROC16 handler );
 175 extern int INT_RealModeInterrupt( BYTE intnum, CONTEXT86 *context );
 176
 177 /* msdos/ioports.c */
 178 extern DWORD IO_inport( int port, int count );
 179 extern void IO_outport( int port, int count, DWORD value );
 180
 181 /* msdos/int09.c */
 182 extern void WINAPI INT_Int09Handler(CONTEXT86*);
 183 extern void WINAPI INT_Int09SendScan(BYTE scan,BYTE ascii);
 184 extern BYTE WINAPI INT_Int09ReadScan(BYTE*ascii);
 185
 186 /* msdos/int10.c */
 187 extern void WINAPI INT_Int10Handler(CONTEXT86*);
 188
 189 /* msdos/int11.c */
 190 extern void WINAPI INT_Int11Handler(CONTEXT86*);
 191
 192 /* msdos/int12.c */
 193 extern void WINAPI INT_Int12Handler(CONTEXT86*);
 194
 195 /* msdos/int13.c */
 196 extern void WINAPI INT_Int13Handler(CONTEXT86*);
 197
 198 /* msdos/int15.c */
 199 extern void WINAPI INT_Int15Handler(CONTEXT86*);
 200
 201 /* msdos/int16.c */
 202 extern void WINAPI INT_Int16Handler(CONTEXT86*);
 203 extern int WINAPI INT_Int16ReadChar(BYTE*ascii,BYTE*scan,BOOL peek);
 204 extern int WINAPI INT_Int16AddChar(BYTE ascii,BYTE scan);
 205
 206 /* msdos/int17.c */
 207 extern void WINAPI INT_Int17Handler(CONTEXT86*);
 208
 209 /* msdos/int19.c */
 210 extern void WINAPI INT_Int19Handler(CONTEXT86*);
 211
 212 /* msdos/int1a.c */
 213 extern DWORD INT1A_GetTicksSinceMidnight(void);
 214 extern void WINAPI INT_Int1aHandler(CONTEXT86*);
 215
 216 /* msdos/int20.c */
 217 extern void WINAPI INT_Int20Handler(CONTEXT86*);
 218
 219 /* msdos/int25.c */
 220 extern void WINAPI INT_Int25Handler(CONTEXT86*);
 221
 222 /* msdos/int26.c */
 223 extern void WINAPI INT_Int26Handler(CONTEXT86*);
 224
 225 /* msdos/int29.c */
 226 extern void WINAPI INT_Int29Handler(CONTEXT86*);
 227
 228 /* msdos/int2a.c */
 229 extern void WINAPI INT_Int2aHandler(CONTEXT86*);
 230
 231 /* msdos/int2f.c */
 232 extern void WINAPI INT_Int2fHandler(CONTEXT86*);
 233
 234 /* msdos/int33.c */
 235 extern void WINAPI INT_Int33Handler(CONTEXT86*);
 236 extern void WINAPI INT_Int33Message(UINT,WPARAM,LPARAM);
 237
 238 /* msdos/dpmi.c */
 239 typedef void WINAPI (*RMCBPROC)(CONTEXT86*);
 240 extern void WINAPI INT_Int31Handler(CONTEXT86*);
 241 extern BOOL DPMI_LoadDosSystem(void);
 242 extern FARPROC16 WINAPI DPMI_AllocInternalRMCB(RMCBPROC);
 243 extern void WINAPI DPMI_FreeInternalRMCB(FARPROC16);
 244 extern int DPMI_CallRMProc(CONTEXT86*,LPWORD,int,int);
 245
 246 /* msdos/xms.c */
 247 extern void WINAPI XMS_Handler(CONTEXT86*);
 248
 249 /* misc/aspi.c */
 250 extern void ASPI_DOS_HandleInt(CONTEXT86 *context);
 251
 252 #define PTR_REAL_TO_LIN(seg,off) \
 253    ((void*)(((unsigned int)(seg) << 4) + LOWORD(off)))
 254
 255 /* NOTE: Interrupts might get called from three modes: real mode, 16-bit, and
 256  *        (via DeviceIoControl) 32-bit. For automatic conversion of pointer
 257  *       parameters, interrupt handlers should use CTX_SEG_OFF_TO_LIN with
 258  *       the contents of a segment register as second and the contents of
 259  *       a *32-bit* general register as third parameter, e.g.
 260  *          CTX_SEG_OFF_TO_LIN( context, DS_reg(context), EDX_reg(context) )
 261  *       This will generate a linear pointer in all three cases:
 262  *         Real-Mode:   Seg*16 + LOWORD(Offset)
 263  *         16-bit:      convert (Seg, LOWORD(Offset)) to linear
 264  *         32-bit:      use Offset as linear address (DeviceIoControl!)
 265  *
 266  *       Real-mode is recognized by checking the V86 bit in the flags register,
 267  *       32-bit mode is recognized by checking whether 'seg' is a system selector
 268  *       (0 counts also as 32-bit segment).
 269  */
 270 #define CTX_SEG_OFF_TO_LIN(context,seg,off) \
 271     (ISV86(context) ? PTR_REAL_TO_LIN((seg),(off)) : \
 272      (!seg || IS_SELECTOR_SYSTEM(seg))? (void *)(off) : MapSL(MAKESEGPTR((seg),(off))))
 273
 274 #define INT_BARF(context,num) \
 275     ERR( "int%x: unknown/not implemented parameters:\n" \
 276                      "int%x: AX %04x, BX %04x, CX %04x, DX %04x, " \
 277                      "SI %04x, DI %04x, DS %04x, ES %04x\n", \
 278              (num), (num), LOWORD((context)->Eax), LOWORD((context)->Ebx), \
 279              LOWORD((context)->Ecx), LOWORD((context)->Edx), LOWORD((context)->Esi), \
 280              LOWORD((context)->Edi), (WORD)(context)->SegDs, (WORD)(context)->SegEs )
 281
 282 #endif /* __WINE_MISCEMU_H */