diff options
Diffstat (limited to 'src/cpu/amd/family_10h-family_15h/update_microcode.c')
| -rw-r--r-- | src/cpu/amd/family_10h-family_15h/update_microcode.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/src/cpu/amd/family_10h-family_15h/update_microcode.c b/src/cpu/amd/family_10h-family_15h/update_microcode.c new file mode 100644 index 0000000000..c295de679d --- /dev/null +++ b/src/cpu/amd/family_10h-family_15h/update_microcode.c @@ -0,0 +1,67 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering + * Copyright (C) 2007 Advanced Micro Devices, Inc. + * + * 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 <stdint.h> +#include <cpu/amd/microcode.h> + +struct id_mapping { + uint32_t orig_id; + uint16_t new_id; +}; + +static u16 get_equivalent_processor_rev_id(u32 orig_id) { + static const struct id_mapping id_mapping_table[] = { + { 0x100f00, 0x1000 }, + { 0x100f01, 0x1000 }, + { 0x100f02, 0x1000 }, + { 0x100f20, 0x1020 }, + { 0x100f21, 0x1020 }, /* DR-B1 */ + { 0x100f2A, 0x1020 }, /* DR-BA */ + { 0x100f22, 0x1022 }, /* DR-B2 */ + { 0x100f23, 0x1022 }, /* DR-B3 */ + { 0x100f42, 0x1041 }, /* RB-C2 */ + { 0x100f43, 0x1043 }, /* RB-C3 */ + { 0x100f52, 0x1041 }, /* BL-C2 */ + { 0x100f62, 0x1062 }, /* DA-C2 */ + { 0x100f63, 0x1043 }, /* DA-C3 */ + { 0x100f81, 0x1081 }, /* HY-D1 */ + { 0x100fa0, 0x10A0 }, /* PH-E0 */ + + /* Array terminator */ + { 0xffffff, 0x0000 }, + }; + + u32 new_id; + int i; + + new_id = 0; + + for (i = 0; id_mapping_table[i].orig_id != 0xffffff; i++) { + if (id_mapping_table[i].orig_id == orig_id) { + new_id = id_mapping_table[i].new_id; + break; + } + } + + return new_id; + +} + +void update_microcode(u32 cpu_deviceid) +{ + u32 equivalent_processor_rev_id = get_equivalent_processor_rev_id(cpu_deviceid); + amd_update_microcode_from_cbfs(equivalent_processor_rev_id); +} |