Added timing data to VbSharedData.

firmware/lib/vboot_firmware.c

Index: firmware/lib/vboot_firmware.c
diff --git a/firmware/lib/vboot_firmware.c b/firmware/lib/vboot_firmware.c
index 6265acc702266dbfec86da42b6cfefa79db32ce2..9172e5c89e75ba9ab11c197c6da0b4b3c60b42f3 100644
--- a/firmware/lib/vboot_firmware.c
+++ b/firmware/lib/vboot_firmware.c
@@ -36,6 +36,7 @@ void UpdateFirmwareBodyHash(LoadFirmwareParams* params,
 
 int LoadFirmwareSetup(void) {
   /* TODO: handle test errors (requires passing in VbNvContext) */
+  /* TODO: record timer values (requires passing in VbSharedData) */
   /* TODO: start initializing the TPM */
   return LOAD_FIRMWARE_SUCCESS;
 }
@@ -76,6 +77,7 @@ int LoadFirmware(LoadFirmwareParams* params) {
     recovery = VBNV_RECOVERY_RO_SHARED_DATA;
     goto LoadFirmwareExit;
   }
+  shared->timer_load_firmware_enter = VbGetTimer();
 
   /* Handle test errors */
   VbNvGet(vnc, VBNV_TEST_ERROR_FUNC, &test_err);
@@ -352,6 +354,8 @@ LoadFirmwareExit:
           recovery : VBNV_RECOVERY_NOT_REQUESTED);
   VbNvTeardown(vnc);
 
+  shared->timer_load_firmware_exit = VbGetTimer();
+
   /* Note that we don't reduce params->shared_data_size to shared->data_used,
    * since we want to leave space for LoadKernel() to add to the shared data
    * buffer. */