2 * Misc. emulation definitions
4 * Copyright 1995 Alexandre Julliard
7 #ifndef __WINE_MISCEMU_H
8 #define __WINE_MISCEMU_H
11 #include "selectors.h"
12 #include "wine/windef16.h"
15 extern int DOSCONF_ReadConfig(void);
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 */
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: */
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: */
121 } VIDEOFUNCTIONALITY
;
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();
131 extern DWORD DOSMEM_CollateTable
;
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
;
139 extern DWORD DOS_LOLSeg
;
140 extern struct _DOS_LISTOFLISTS
* DOSMEM_LOL();
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 */
156 extern BOOL
INSTR_EmulateInstruction( CONTEXT86
*context
);
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
);
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
);
177 /* msdos/ioports.c */
178 extern DWORD
IO_inport( int port
, int count
);
179 extern void IO_outport( int port
, int count
, DWORD value
);
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
);
187 extern void WINAPI
INT_Int10Handler(CONTEXT86
*);
190 extern void WINAPI
INT_Int11Handler(CONTEXT86
*);
193 extern void WINAPI
INT_Int12Handler(CONTEXT86
*);
196 extern void WINAPI
INT_Int13Handler(CONTEXT86
*);
199 extern void WINAPI
INT_Int15Handler(CONTEXT86
*);
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
);
207 extern void WINAPI
INT_Int17Handler(CONTEXT86
*);
210 extern void WINAPI
INT_Int19Handler(CONTEXT86
*);
213 extern DWORD
INT1A_GetTicksSinceMidnight(void);
214 extern void WINAPI
INT_Int1aHandler(CONTEXT86
*);
217 extern void WINAPI
INT_Int20Handler(CONTEXT86
*);
220 extern void WINAPI
INT_Int25Handler(CONTEXT86
*);
223 extern void WINAPI
INT_Int26Handler(CONTEXT86
*);
226 extern void WINAPI
INT_Int29Handler(CONTEXT86
*);
229 extern void WINAPI
INT_Int2aHandler(CONTEXT86
*);
232 extern void WINAPI
INT_Int2fHandler(CONTEXT86
*);
235 extern void WINAPI
INT_Int33Handler(CONTEXT86
*);
236 extern void WINAPI
INT_Int33Message(UINT
,WPARAM
,LPARAM
);
239 typedef void WINAPI (*RMCBPROC
)(CONTEXT86
*);
240 extern void WINAPI
INT_Int31Handler(CONTEXT86
*);
241 extern FARPROC16 WINAPI
DPMI_AllocInternalRMCB(RMCBPROC
);
242 extern void WINAPI
DPMI_FreeInternalRMCB(FARPROC16
);
243 extern int DPMI_CallRMProc(CONTEXT86
*,LPWORD
,int,int);
246 extern void WINAPI
XMS_Handler(CONTEXT86
*);
249 extern void ASPI_DOS_HandleInt(CONTEXT86
*context
);
251 #define PTR_REAL_TO_LIN(seg,off) \
252 ((void*)(((unsigned int)(seg) << 4) + LOWORD(off)))
254 /* NOTE: Interrupts might get called from three modes: real mode, 16-bit, and
255 * (via DeviceIoControl) 32-bit. For automatic conversion of pointer
256 * parameters, interrupt handlers should use CTX_SEG_OFF_TO_LIN with
257 * the contents of a segment register as second and the contents of
258 * a *32-bit* general register as third parameter, e.g.
259 * CTX_SEG_OFF_TO_LIN( context, DS_reg(context), EDX_reg(context) )
260 * This will generate a linear pointer in all three cases:
261 * Real-Mode: Seg*16 + LOWORD(Offset)
262 * 16-bit: convert (Seg, LOWORD(Offset)) to linear
263 * 32-bit: use Offset as linear address (DeviceIoControl!)
265 * Real-mode is recognized by checking the V86 bit in the flags register,
266 * 32-bit mode is recognized by checking whether 'seg' is a system selector
267 * (0 counts also as 32-bit segment).
269 #define CTX_SEG_OFF_TO_LIN(context,seg,off) \
270 (ISV86(context) ? PTR_REAL_TO_LIN((seg),(off)) : \
271 (!seg || IS_SELECTOR_SYSTEM(seg))? (void *)(off) : MapSL(MAKESEGPTR((seg),(off))))
273 #define INT_BARF(context,num) \
274 ERR( "int%x: unknown/not implemented parameters:\n" \
275 "int%x: AX %04x, BX %04x, CX %04x, DX %04x, " \
276 "SI %04x, DI %04x, DS %04x, ES %04x\n", \
277 (num), (num), LOWORD((context)->Eax), LOWORD((context)->Ebx), \
278 LOWORD((context)->Ecx), LOWORD((context)->Edx), LOWORD((context)->Esi), \
279 LOWORD((context)->Edi), (WORD)(context)->SegDs, (WORD)(context)->SegEs )
281 #endif /* __WINE_MISCEMU_H */