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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5131 | clevermous | 1 | /* |
| 2 | Copyright (C) 1996-1997 Id Software, Inc. |
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| 3 | |||
| 4 | This program is free software; you can redistribute it and/or |
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| 5 | modify it under the terms of the GNU General Public License |
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| 6 | as published by the Free Software Foundation; either version 2 |
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| 7 | of the License, or (at your option) any later version. |
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| 8 | |||
| 9 | This program is distributed in the hope that it will be useful, |
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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| 12 | |||
| 13 | See the GNU General Public License for more details. |
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| 14 | |||
| 15 | You should have received a copy of the GNU General Public License |
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| 16 | along with this program; if not, write to the Free Software |
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| 17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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| 18 | |||
| 19 | */ |
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| 20 | |||
| 21 | // |
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| 22 | // dosisms.h: I'd call it dos.h, but the name's taken |
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| 23 | // |
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| 24 | |||
| 25 | #ifndef _DOSISMS_H_ |
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| 26 | #define _DOSISMS_H_ |
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| 27 | |||
| 28 | int dos_lockmem(void *addr, int size); |
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| 29 | int dos_unlockmem(void *addr, int size); |
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| 30 | |||
| 31 | typedef union { |
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| 32 | struct { |
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| 33 | unsigned long edi; |
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| 34 | unsigned long esi; |
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| 35 | unsigned long ebp; |
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| 36 | unsigned long res; |
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| 37 | unsigned long ebx; |
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| 38 | unsigned long edx; |
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| 39 | unsigned long ecx; |
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| 40 | unsigned long eax; |
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| 41 | } d; |
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| 42 | struct { |
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| 43 | unsigned short di, di_hi; |
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| 44 | unsigned short si, si_hi; |
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| 45 | unsigned short bp, bp_hi; |
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| 46 | unsigned short res, res_hi; |
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| 47 | unsigned short bx, bx_hi; |
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| 48 | unsigned short dx, dx_hi; |
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| 49 | unsigned short cx, cx_hi; |
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| 50 | unsigned short ax, ax_hi; |
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| 51 | unsigned short flags; |
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| 52 | unsigned short es; |
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| 53 | unsigned short ds; |
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| 54 | unsigned short fs; |
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| 55 | unsigned short gs; |
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| 56 | unsigned short ip; |
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| 57 | unsigned short cs; |
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| 58 | unsigned short sp; |
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| 59 | unsigned short ss; |
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| 60 | } x; |
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| 61 | struct { |
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| 62 | unsigned char edi[4]; |
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| 63 | unsigned char esi[4]; |
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| 64 | unsigned char ebp[4]; |
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| 65 | unsigned char res[4]; |
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| 66 | unsigned char bl, bh, ebx_b2, ebx_b3; |
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| 67 | unsigned char dl, dh, edx_b2, edx_b3; |
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| 68 | unsigned char cl, ch, ecx_b2, ecx_b3; |
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| 69 | unsigned char al, ah, eax_b2, eax_b3; |
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| 70 | } h; |
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| 71 | } regs_t; |
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| 72 | |||
| 73 | unsigned int ptr2real(void *ptr); |
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| 74 | void *real2ptr(unsigned int real); |
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| 75 | void *far2ptr(unsigned int farptr); |
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| 76 | unsigned int ptr2far(void *ptr); |
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| 77 | |||
| 78 | int dos_inportb(int port); |
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| 79 | int dos_inportw(int port); |
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| 80 | void dos_outportb(int port, int val); |
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| 81 | void dos_outportw(int port, int val); |
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| 82 | |||
| 83 | void dos_irqenable(void); |
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| 84 | void dos_irqdisable(void); |
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| 85 | void dos_registerintr(int intr, void (*handler)(void)); |
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| 86 | void dos_restoreintr(int intr); |
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| 87 | |||
| 88 | int dos_int86(int vec); |
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| 89 | |||
| 90 | void *dos_getmemory(int size); |
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| 91 | void dos_freememory(void *ptr); |
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| 92 | |||
| 93 | void dos_usleep(int usecs); |
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| 94 | |||
| 95 | int dos_getheapsize(void); |
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| 96 | |||
| 97 | extern regs_t regs; |
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| 98 | |||
| 99 | #endif // _DOSISMS_H_ |
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| 100 |