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drivers/intel/fsp2_0: Allow SoC/mainboard to update NvsBufferPtr 

This change moves the check for NvsBufferPtr in S3 resume case to
happen just before FSP-M is called. This allows SoC/mainboard code to
set NvsBufferPtr if it doesn't use the default MRC cache driver.

BUG=b:155990176

Change-Id: Ia272573ad7117a0cb851f0bfe6a4c7989bc64cde
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42109
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
This commit is contained in:
Furquan Shaikh 2020-06-05 19:17:00 -07:00 committed by Patrick Georgi
parent 46399b5f8d
commit dbce8ba05a
1 changed files with 10 additions and 9 deletions
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19
src/drivers/intel/fsp2_0/memory_init.c
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@ -196,15 +196,6 @@ static enum cb_err fsp_fill_common_arch_params(FSPM_ARCH_UPD *arch_upd,
/* Configure bootmode */
if (s3wake) {
/*
* For S3 resume case, if valid mrc cache data is not found or
* RECOVERY_MRC_CACHE hash verification fails, the S3 data
* pointer would be null and S3 resume fails with fsp-m
* returning error. Invoking a reset here saves time.
*/
if (!arch_upd->NvsBufferPtr)
/* FIXME: A "system" reset is likely enough: */
full_reset();
arch_upd->BootMode = FSP_BOOT_ON_S3_RESUME;
} else {
if (arch_upd->NvsBufferPtr)
@ -296,6 +287,16 @@ static void do_fsp_memory_init(const struct fspm_context *context, bool s3wake)
/* Give SoC and mainboard a chance to update the UPD */
platform_fsp_memory_init_params_cb(&fspm_upd, fsp_version);
/*
* For S3 resume case, if valid mrc cache data is not found or
* RECOVERY_MRC_CACHE hash verification fails, the S3 data
* pointer would be null and S3 resume fails with fsp-m
* returning error. Invoking a reset here saves time.
*/
if (s3wake && !arch_upd->NvsBufferPtr)
/* FIXME: A "system" reset is likely enough: */
full_reset();
if (CONFIG(MMA))
setup_mma(&fspm_upd.FspmConfig);