| /* |
| * This file is part of the coreboot project. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; version 2 of the License. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| /* StartTimer1 |
| * |
| * Entry: none |
| * Exit: Starts Timer 1 for port 61 use |
| * Destroys: Al, |
| */ |
| static void StartTimer1(void) |
| { |
| outb(0x56, 0x43); |
| outb(0x12, 0x41); |
| } |
| |
| void SystemPreInit(void) |
| { |
| /* they want a jump ... */ |
| #if !CONFIG_CACHE_AS_RAM |
| __asm__ __volatile__("jmp .+2\ninvd\njmp .+2\n"); |
| #endif |
| StartTimer1(); |
| } |