From 98ea6367704b3d657c1753f63dc8dfc8d572c99e Mon Sep 17 00:00:00 2001 From: Aaron Durbin Date: Mon, 18 Jul 2016 11:31:53 -0500 Subject: 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 Reviewed-on: https://review.coreboot.org/15745 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh Reviewed-by: Andrey Petrov --- src/drivers/intel/fsp2_0/memory_init.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'src/drivers/intel/fsp2_0') diff --git a/src/drivers/intel/fsp2_0/memory_init.c b/src/drivers/intel/fsp2_0/memory_init.c index 5168a79bb4..70c920e321 100644 --- a/src/drivers/intel/fsp2_0/memory_init.c +++ b/src/drivers/intel/fsp2_0/memory_init.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -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; -- cgit v1.2.3