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/*
* 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.
*
* 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 <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);
}
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