| /* |
| * 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; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * 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. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include "i82801xx.h" |
| |
| static void check_cmos_failed(void) |
| { |
| uint8_t byte; |
| byte = pci_read_config8(PCI_DEV(0, 0x1f, 0), GEN_PMCON_3); |
| if (byte & RTC_FAILED) { |
| //clear bit 1 and bit 2 |
| byte = cmos_read(RTC_BOOT_BYTE); |
| byte &= 0x0c; |
| byte |= MAX_REBOOT_CNT << 4; |
| cmos_write(byte, RTC_BOOT_BYTE); |
| } |
| } |