diff options
Diffstat (limited to 'src/mainboard/amd/olivehill/bootblock.c')
| -rw-r--r-- | src/mainboard/amd/olivehill/bootblock.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/mainboard/amd/olivehill/bootblock.c b/src/mainboard/amd/olivehill/bootblock.c new file mode 100644 index 0000000000..d1f8d606e4 --- /dev/null +++ b/src/mainboard/amd/olivehill/bootblock.c @@ -0,0 +1,29 @@ +/* + * 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. + */ + +#include <amdblocks/acpimmio.h> +#include <bootblock_common.h> +#include <device/pnp_ops.h> + +void bootblock_mainboard_early_init(void) +{ + int i; + u32 val; + + /* Disable PCI-PCI bridge and release GPIO32/33 for other uses. */ + pm_write8(0xea, 0x1); + + /* On Larne, after LpcClkDrvSth is set, it needs some time to be stable, because of the buffer ICS551M */ + for (i = 0; i < 200000; i++) + val = inb(0xcd6); +} |