include/miscemu.h

   1 /*
   2  * Misc. emulation definitions
   3  *
   4  * Copyright 1995 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #ifndef __WINE_MISCEMU_H
  22 #define __WINE_MISCEMU_H
  23
  24 #include <windef.h>
  25 #include <wine/library.h>
  26 #include <wine/windef16.h>
  27
  28 /* msdos/dosmem.c */
  29 #include <pshpack1.h>
  30
  31 typedef struct
  32 {
  33     WORD  Com1Addr;                  /* 00: COM1 I/O address */
  34     WORD  Com2Addr;                  /* 02: COM2 I/O address */
  35     WORD  Com3Addr;                  /* 04: COM3 I/O address */
  36     WORD  Com4Addr;                  /* 06: COM4 I/O address */
  37     WORD  Lpt1Addr;                  /* 08: LPT1 I/O address */
  38     WORD  Lpt2Addr;                  /* 0a: LPT2 I/O address */
  39     WORD  Lpt3Addr;                  /* 0c: LPT3 I/O address */
  40     WORD  Lpt4Addr;                  /* 0e: LPT4 I/O address */
  41     WORD  InstalledHardware;         /* 10: Installed hardware flags */
  42     BYTE  POSTstatus;                /* 12: Power-On Self Test status */
  43     WORD  MemSize;                   /* 13: Base memory size in Kb */
  44     WORD  unused1;                   /* 15: Manufacturing test scratch pad */
  45     BYTE  KbdFlags1;                 /* 17: Keyboard flags 1 */
  46     BYTE  KbdFlags2;                 /* 18: Keyboard flags 2 */
  47     BYTE  unused2;                   /* 19: Keyboard driver workspace */
  48     WORD  NextKbdCharPtr;            /* 1a: Next character in kbd buffer */
  49     WORD  FirstKbdCharPtr;           /* 1c: First character in kbd buffer */
  50     WORD  KbdBuffer[16];             /* 1e: Keyboard buffer */
  51     BYTE  DisketteStatus1;           /* 3e: Diskette recalibrate status */
  52     BYTE  DisketteStatus2;           /* 3f: Diskette motor status */
  53     BYTE  DisketteStatus3;           /* 40: Diskette motor timeout */
  54     BYTE  DisketteStatus4;           /* 41: Diskette last operation status */
  55     BYTE  DiskStatus[7];             /* 42: Disk status/command bytes */
  56     BYTE  VideoMode;                 /* 49: Video mode */
  57     WORD  VideoColumns;              /* 4a: Number of columns */
  58     WORD  VideoPageSize;             /* 4c: Video page size in bytes */
  59     WORD  VideoPageStartAddr;        /* 4e: Video page start address */
  60     BYTE  VideoCursorPos[16];        /* 50: Cursor position for 8 pages, column/row order */
  61     WORD  VideoCursorType;           /* 60: Video cursor type */
  62     BYTE  VideoCurPage;              /* 62: Video current page */
  63     WORD  VideoCtrlAddr;             /* 63: Video controller address */
  64     BYTE  VideoReg1;                 /* 65: Video mode select register */
  65     BYTE  VideoReg2;                 /* 66: Video CGA palette register */
  66     DWORD ResetEntry;                /* 67: Warm reset entry point */
  67     BYTE  LastIRQ;                   /* 6b: Last unexpected interrupt */
  68     DWORD Ticks;                     /* 6c: Ticks since midnight */
  69     BYTE  TicksOverflow;             /* 70: Timer overflow if past midnight */
  70     BYTE  CtrlBreakFlag;             /* 71: Ctrl-Break flag */
  71     WORD  ResetFlag;                 /* 72: POST Reset flag */
  72     BYTE  DiskOpStatus;              /* 74: Last hard-disk operation status */
  73     BYTE  NbHardDisks;               /* 75: Number of hard disks */
  74     BYTE  DiskCtrlByte;              /* 76: Disk control byte */
  75     BYTE  DiskIOPort;                /* 77: Disk I/O port offset */
  76     BYTE  LptTimeout[4];             /* 78: Timeouts for parallel ports */
  77     BYTE  ComTimeout[4];             /* 7c: Timeouts for serial ports */
  78     WORD  KbdBufferStart;            /* 80: Keyboard buffer start */
  79     WORD  KbdBufferEnd;              /* 82: Keyboard buffer end */
  80     BYTE  RowsOnScreenMinus1;        /* 84: EGA only */
  81     WORD  BytesPerChar;              /* 85: EGA only */
  82     BYTE  ModeOptions;               /* 87: EGA only */
  83     BYTE  FeatureBitsSwitches;       /* 88: EGA only */
  84     BYTE  VGASettings;               /* 89: VGA misc settings */
  85     BYTE  DisplayCombination;        /* 8A: VGA display combinations */
  86     BYTE  DiskDataRate;              /* 8B: Last disk data rate selected */
  87 } BIOSDATA;
  88
  89 #include <poppack.h>
  90
  91 extern WORD DOSMEM_0000H;
  92 extern WORD DOSMEM_BiosDataSeg;
  93 extern WORD DOSMEM_BiosSysSeg;
  94
  95 /* msdos/dosmem.c */
  96 extern BOOL DOSMEM_Init(BOOL);
  97 extern void   DOSMEM_Tick(WORD timer);
  98 extern WORD   DOSMEM_AllocSelector(WORD);
  99 extern LPVOID DOSMEM_GetBlock(UINT size, WORD* p);
 100 extern BOOL DOSMEM_FreeBlock(void* ptr);
 101 extern UINT DOSMEM_ResizeBlock(void* ptr, UINT size, BOOL exact);
 102 extern UINT DOSMEM_Available(void);
 103 extern LPVOID DOSMEM_MapRealToLinear(DWORD); /* real-mode to linear */
 104 extern LPVOID DOSMEM_MapDosToLinear(UINT); /* linear DOS to Wine */
 105 extern UINT DOSMEM_MapLinearToDos(LPVOID); /* linear Wine to DOS */
 106
 107 #endif /* __WINE_MISCEMU_H */