[coreboot-gerrit] Change in coreboot[master]: arch/x86/acpi_s3.c: Verify RAM contents on S3 resume

[Raul Rangel (Code Review)]

Raul Rangel has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/43300 )

Change subject: arch/x86/acpi_s3.c: Verify RAM contents on S3 resume
......................................................................

arch/x86/acpi_s3.c: Verify RAM contents on S3 resume

This verifies the RAM right before we jump to the wake vector.

BUG=b:159081993
TEST=Resume trembyle from S3 and see hash verification

Signed-off-by: Raul E Rangel 
Change-Id: Id8a03dd6a46c777309ec6544f098ff404ea88f4b
---
M src/arch/x86/acpi_s3.c
1 file changed, 4 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/00/43300/1

diff --git a/src/arch/x86/acpi_s3.c b/src/arch/x86/acpi_s3.c
index 4872c07..dea2104 100644
--- a/src/arch/x86/acpi_s3.c
+++ b/src/arch/x86/acpi_s3.c
@@ -8,6 +8,7 @@
 #include <cpu/x86/smm.h>
 #include <fallback.h>
 #include <timestamp.h>
+#include <ram_hash.h>
 #include <romstage_handoff.h>

#if ENV_RAMSTAGE || ENV_POSTCAR
@@ -69,6 +70,9 @@

timestamp_add_now(TS_ACPI_WAKE_JUMP);

+	if (CONFIG(ENABLE_RAM_HASH))
+		soc_verify_ram();
+
    acpi_do_wakeup((uintptr_t)vector);
 }