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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 | // |
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| 21 | // vregset.c: video register-setting interpreter |
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| 22 | // |
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| 23 | |||
| 24 | #include |
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| 25 | #include |
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| 26 | |||
| 27 | #include "quakedef.h" |
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| 28 | #include "vregset.h" |
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| 29 | |||
| 30 | //#define outportb loutportb |
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| 31 | |||
| 32 | void loutportb (int port, int val) |
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| 33 | { |
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| 34 | printf ("port, val: %x %x\n", port, val); |
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| 35 | getch (); |
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| 36 | } |
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| 37 | |||
| 38 | /* |
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| 39 | ================ |
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| 40 | VideoRegisterSet |
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| 41 | ================ |
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| 42 | */ |
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| 43 | void VideoRegisterSet (int *pregset) |
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| 44 | { |
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| 45 | int port, temp0, temp1, temp2; |
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| 46 | |||
| 47 | for ( ;; ) |
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| 48 | { |
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| 49 | switch (*pregset++) |
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| 50 | { |
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| 51 | case VRS_END: |
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| 52 | return; |
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| 53 | |||
| 54 | case VRS_BYTE_OUT: |
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| 55 | port = *pregset++; |
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| 56 | outportb (port, *pregset++); |
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| 57 | break; |
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| 58 | |||
| 59 | case VRS_BYTE_RMW: |
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| 60 | port = *pregset++; |
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| 61 | temp0 = *pregset++; |
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| 62 | temp1 = *pregset++; |
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| 63 | temp2 = inportb (port); |
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| 64 | temp2 &= temp0; |
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| 65 | temp2 |= temp1; |
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| 66 | outportb (port, temp2); |
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| 67 | break; |
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| 68 | |||
| 69 | case VRS_WORD_OUT: |
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| 70 | port = *pregset++; |
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| 71 | outportb (port, *pregset & 0xFF); |
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| 72 | outportb (port+1, *pregset >> 8); |
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| 73 | pregset++; |
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| 74 | break; |
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| 75 | |||
| 76 | default: |
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| 77 | Sys_Error ("VideoRegisterSet: Invalid command\n"); |
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| 78 | } |
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| 79 | } |
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| 80 | } |
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| 81 |