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soc/intel/apollolake: Gather microcode revision 

Expose get_microcode_info in cpu initialization. Microcode
revision is retrieved and stored into log file at verstage.

BUG=chrome-os-partner:56544
BRANCH=None
TEST=Built coreboot image and validate log file

Change-Id: I1e792e70f1318df64b4b85a319700013f3757952
Signed-off-by: John Zhao <john.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/16311
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
John Zhao 2016-08-23 16:38:05 -07:00 committed by Martin Roth
parent 62d1313925
commit 3156934bf8
1 changed files with 8 additions and 1 deletions
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9
src/soc/intel/apollolake/cpu.c
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@ -20,6 +20,7 @@
#include <cpu/cpu.h>
#include <cpu/x86/cache.h>
#include <cpu/x86/mp.h>
#include <cpu/intel/microcode.h>
#include <cpu/x86/msr.h>
#include <cpu/x86/mtrr.h>
#include <device/device.h>
@ -42,7 +43,6 @@ static const struct cpu_driver driver __cpu_driver = {
.id_table = cpu_table,
};
/*
* MP and SMM loading initialization.
*/
@ -88,6 +88,12 @@ static int get_cpu_count(void)
return num_virt_cores;
}
static void get_microcode_info(const void **microcode, int *parallel)
{
*microcode = intel_microcode_find();
*parallel = 1;
}
static void get_smm_info(uintptr_t *perm_smbase, size_t *perm_smsize,
size_t *smm_save_state_size)
{
@ -135,6 +141,7 @@ static const struct mp_ops mp_ops = {
.pre_mp_init = pre_mp_init,
.get_cpu_count = get_cpu_count,
.get_smm_info = get_smm_info,
.get_microcode_info = get_microcode_info,
.pre_mp_smm_init = southbridge_smm_clear_state,
.relocation_handler = relocation_handler,
.post_mp_init = southbridge_smm_enable_smi,