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authorKyösti Mälkki <kyosti.malkki@gmail.com>2016-06-18 16:55:51 +0300
committerKyösti Mälkki <kyosti.malkki@gmail.com>2016-07-15 12:18:30 +0200
commita2a7e981d68b4cd6bf390a900b5356f058650874 (patch)
treea110eca61dbfa640a13b758ec3ecc016035f23f5 /src
parent3969df875e55059039a4bb732f3ce44c8d933747 (diff)
downloadcoreboot-a2a7e981d68b4cd6bf390a900b5356f058650874.tar.xz
AGESA: Use common ACPI S3 recovery
Change-Id: I8ce91088c5fa1a2d2abc53b23e423939fe759117 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/15253 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src')
-rw-r--r--src/cpu/amd/agesa/s3_resume.c32
1 files changed, 7 insertions, 25 deletions
diff --git a/src/cpu/amd/agesa/s3_resume.c b/src/cpu/amd/agesa/s3_resume.c
index 3a60b8d06c..54e41c1e80 100644
--- a/src/cpu/amd/agesa/s3_resume.c
+++ b/src/cpu/amd/agesa/s3_resume.c
@@ -25,29 +25,11 @@
#include <halt.h>
#include "s3_resume.h"
-static void *backup_resume(void)
-{
- void *resume_backup_memory;
-
- printk(BIOS_DEBUG, "Find resume memory location\n");
-
- if (cbmem_recovery(1)) {
- printk(BIOS_EMERG, "Unable to recover CBMEM\n");
- halt();
- }
-
- resume_backup_memory = cbmem_find(CBMEM_ID_RESUME);
- if (resume_backup_memory == NULL) {
- printk(BIOS_EMERG, "No storage for low-memory backup\n");
- halt();
- }
-
- return resume_backup_memory;
-}
-
static void move_stack_high_mem(void)
{
void *high_stack = cbmem_find(CBMEM_ID_ROMSTAGE_RAM_STACK);
+ if (high_stack == NULL)
+ halt();
/* TODO: Make the switch with empty stack instead. */
memcpy(high_stack, (void *)BSP_STACK_BASE_ADDR, HIGH_ROMSTAGE_STACK_SIZE);
@@ -93,7 +75,10 @@ static void set_resume_cache(void)
void prepare_for_resume(void)
{
- void *resume_backup_memory = backup_resume();
+ if (cbmem_recovery(1)) {
+ printk(BIOS_EMERG, "Unable to recover CBMEM\n");
+ halt();
+ }
post_code(0x62);
printk(BIOS_DEBUG, "Move CAR stack.\n");
@@ -108,8 +93,5 @@ void prepare_for_resume(void)
* Copy the system memory that is in the ramstage area to the
* reserved area.
*/
- if (resume_backup_memory)
- memcpy(resume_backup_memory, (void *)(CONFIG_RAMBASE), HIGH_MEMORY_SAVE);
-
- printk(BIOS_DEBUG, "System memory saved. OK to load ramstage.\n");
+ acpi_prepare_for_resume();
}