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Diffstat (limited to 'src/mainboard/asrock/e350m1/romstage.c')
-rw-r--r--src/mainboard/asrock/e350m1/romstage.c26
1 files changed, 21 insertions, 5 deletions
diff --git a/src/mainboard/asrock/e350m1/romstage.c b/src/mainboard/asrock/e350m1/romstage.c
index bf383950bd..50f3f6b56a 100644
--- a/src/mainboard/asrock/e350m1/romstage.c
+++ b/src/mainboard/asrock/e350m1/romstage.c
@@ -17,6 +17,7 @@
#include <string.h>
#include <device/pci_def.h>
#include <device/pci_ids.h>
+#include <arch/acpi.h>
#include <arch/io.h>
#include <arch/stages.h>
#include <device/pnp_def.h>
@@ -33,6 +34,7 @@
#include <cpu/x86/lapic.h>
#include <sb_cimx.h>
#include "SBPLATFORM.h"
+#include <cpu/amd/agesa/s3_resume.h>
#define SERIAL_DEV PNP_DEV(0x2e, NCT5572D_SP1)
@@ -77,12 +79,26 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
post_code(0x39);
agesawrapper_amdinitearly();
- post_code(0x40);
- agesawrapper_amdinitpost();
+ int s3resume = acpi_is_wakeup_s3();
+ if (!s3resume) {
+ post_code(0x40);
+ agesawrapper_amdinitpost();
- post_code(0x41);
- agesawrapper_amdinitenv();
- amd_initenv();
+ post_code(0x42);
+ agesawrapper_amdinitenv();
+ amd_initenv();
+
+ } else { /* S3 detect */
+ printk(BIOS_INFO, "S3 detected\n");
+
+ post_code(0x60);
+ agesawrapper_amdinitresume();
+
+ agesawrapper_amds3laterestore();
+
+ post_code(0x61);
+ prepare_for_resume();
+ }
post_code(0x50);
copy_and_run();