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drivers/intel/fsp2_0: don't use saved memory data in recovery mode 

If the system is in recovery mode force a full retrain.

BUG=chrome-os-partner:52679

Change-Id: I4e87685600880d815fe3198b820a10aa269baf37
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/15745
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Andrey Petrov <andrey.petrov@intel.com>
This commit is contained in:
Aaron Durbin 2016-07-18 11:31:53 -05:00
parent f0ec82450b
commit 98ea636770
1 changed files with 7 additions and 0 deletions
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7
src/drivers/intel/fsp2_0/memory_init.c
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@ -14,6 +14,7 @@
#include <arch/io.h>
#include <arch/cpu.h>
#include <arch/symbols.h>
#include <bootmode.h>
#include <cbfs.h>
#include <cbmem.h>
#include <console/console.h>
@ -107,6 +108,12 @@ static void fsp_fill_mrc_cache(struct FSPM_ARCH_UPD *arch_upd, bool s3wake,
if (!IS_ENABLED(CONFIG_CACHE_MRC_SETTINGS))
return;
/* Don't use saved training data when recovery mode is enabled. */
if (recovery_mode_enabled()) {
printk(BIOS_DEBUG, "Recovery mode. Not using MRC cache.\n");
return;
}
if (mrc_cache_get_current_with_version(&mrc_cache, fsp_version)) {
printk(BIOS_DEBUG, "MRC cache was not found\n");
return;