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-rw-r--r--src/security/vboot/ec_sync.c34
1 files changed, 32 insertions, 2 deletions
diff --git a/src/security/vboot/ec_sync.c b/src/security/vboot/ec_sync.c
index 8a3ba71d75..ecceff50f9 100644
--- a/src/security/vboot/ec_sync.c
+++ b/src/security/vboot/ec_sync.c
@@ -16,6 +16,7 @@
#include <console/console.h>
#include <delay.h>
#include <ec/google/chromeec/ec.h>
+#include <halt.h>
#include <security/vboot/misc.h>
#include <security/vboot/vbnv.h>
#include <security/vboot/vboot_common.h>
@@ -60,9 +61,38 @@ void vboot_sync_ec(void)
retval = vb2api_ec_sync(ctx);
vboot_save_nvdata_only(ctx);
- if (retval != VB2_SUCCESS) {
- printk(BIOS_ERR, "EC software sync failed (%#x), rebooting\n", retval);
+ switch (retval) {
+ case VB2_SUCCESS:
+ break;
+
+ case VBERROR_EC_REBOOT_TO_RO_REQUIRED:
+ printk(BIOS_INFO, "EC Reboot requested. Doing cold reboot\n");
+ if (google_chromeec_reboot(0, EC_REBOOT_COLD, 0))
+ printk(BIOS_EMERG, "Failed to get EC to cold reboot\n");
+
+ halt();
+ break;
+
+ /* Only for EC-EFS */
+ case VBERROR_EC_REBOOT_TO_SWITCH_RW:
+ printk(BIOS_INFO, "Switch EC slot requested. Doing cold reboot\n");
+ if (google_chromeec_reboot(0, EC_REBOOT_COLD,
+ EC_REBOOT_FLAG_SWITCH_RW_SLOT))
+ printk(BIOS_EMERG, "Failed to get EC to cold reboot\n");
+
+ halt();
+ break;
+
+ case VBERROR_REBOOT_REQUIRED:
+ printk(BIOS_INFO, "Reboot requested. Doing warm reboot\n");
+ vboot_reboot();
+ break;
+
+ default:
+ printk(BIOS_ERR, "EC software sync failed (%#x),"
+ " rebooting\n", retval);
vboot_reboot();
+ break;
}
timestamp_add_now(TS_END_EC_SYNC);