[76520] | 1 |
|
---|
[76565] | 2 | #ifndef VBOX_INCLUDED_SRC_Graphics_BIOS_vgabios_h
|
---|
| 3 | #define VBOX_INCLUDED_SRC_Graphics_BIOS_vgabios_h
|
---|
[76520] | 4 | #ifndef RT_WITHOUT_PRAGMA_ONCE
|
---|
| 5 | # pragma once
|
---|
| 6 | #endif
|
---|
[43115] | 7 |
|
---|
| 8 | /* Types */
|
---|
| 9 | //typedef unsigned char Bit8u;
|
---|
| 10 | //typedef unsigned short Bit16u;
|
---|
| 11 | //typedef unsigned long Bit32u;
|
---|
| 12 | typedef unsigned short Boolean;
|
---|
| 13 |
|
---|
| 14 | /* Defines */
|
---|
| 15 |
|
---|
| 16 | #define SET_AL(val8) AX = ((AX & 0xff00) | (val8))
|
---|
| 17 | #define SET_BL(val8) BX = ((BX & 0xff00) | (val8))
|
---|
| 18 | #define SET_CL(val8) CX = ((CX & 0xff00) | (val8))
|
---|
| 19 | #define SET_DL(val8) DX = ((DX & 0xff00) | (val8))
|
---|
| 20 | #define SET_AH(val8) AX = ((AX & 0x00ff) | ((val8) << 8))
|
---|
| 21 | #define SET_BH(val8) BX = ((BX & 0x00ff) | ((val8) << 8))
|
---|
| 22 | #define SET_CH(val8) CX = ((CX & 0x00ff) | ((val8) << 8))
|
---|
| 23 | #define SET_DH(val8) DX = ((DX & 0x00ff) | ((val8) << 8))
|
---|
| 24 |
|
---|
| 25 | #define GET_AL() ( AX & 0x00ff )
|
---|
| 26 | #define GET_BL() ( BX & 0x00ff )
|
---|
| 27 | #define GET_CL() ( CX & 0x00ff )
|
---|
| 28 | #define GET_DL() ( DX & 0x00ff )
|
---|
| 29 | #define GET_AH() ( AX >> 8 )
|
---|
| 30 | #define GET_BH() ( BX >> 8 )
|
---|
| 31 | #define GET_CH() ( CX >> 8 )
|
---|
| 32 | #define GET_DH() ( DX >> 8 )
|
---|
| 33 |
|
---|
| 34 | #define SET_CF() FLAGS |= 0x0001
|
---|
| 35 | #define CLEAR_CF() FLAGS &= 0xfffe
|
---|
| 36 | #define GET_CF() (FLAGS & 0x0001)
|
---|
| 37 |
|
---|
| 38 | #define SET_ZF() FLAGS |= 0x0040
|
---|
| 39 | #define CLEAR_ZF() FLAGS &= 0xffbf
|
---|
| 40 | #define GET_ZF() (FLAGS & 0x0040)
|
---|
| 41 |
|
---|
| 42 | #define SCROLL_DOWN 0
|
---|
| 43 | #define SCROLL_UP 1
|
---|
| 44 | #define NO_ATTR 2
|
---|
| 45 | #define WITH_ATTR 3
|
---|
| 46 |
|
---|
| 47 | #define SCREEN_SIZE(x,y) (((x*y*2)|0x00ff)+1)
|
---|
| 48 | #define SCREEN_MEM_START(x,y,p) ((((x*y*2)|0x00ff)+1)*p)
|
---|
| 49 | #define SCREEN_IO_START(x,y,p) ((((x*y)|0x00ff)+1)*p)
|
---|
| 50 |
|
---|
| 51 | /* Macro for stack-based pointers. */
|
---|
| 52 | #define STACK_BASED _based(_segname("_STACK"))
|
---|
| 53 |
|
---|
| 54 | /* Output. */
|
---|
[43152] | 55 | extern void __cdecl printf(char *s, ...);
|
---|
[43115] | 56 |
|
---|
| 57 | /* VGA BIOS routines called by VBE. */
|
---|
| 58 | extern void biosfn_set_video_mode(uint8_t mode);
|
---|
| 59 | extern uint16_t biosfn_read_video_state_size2(uint16_t state);
|
---|
| 60 | extern uint16_t biosfn_save_video_state(uint16_t CX, uint16_t ES, uint16_t BX);
|
---|
| 61 | extern uint16_t biosfn_restore_video_state(uint16_t CX, uint16_t ES, uint16_t BX);
|
---|
| 62 |
|
---|
| 63 | /* Allow stand-alone compilation. */
|
---|
| 64 | #ifndef VBOX_VERSION_STRING
|
---|
| 65 | #include <VBox/version.h>
|
---|
| 66 | #endif
|
---|
| 67 |
|
---|
[76565] | 68 | #endif /* !VBOX_INCLUDED_SRC_Graphics_BIOS_vgabios_h */
|
---|