From dc4a6446e9cbb8670493ccca77a0ead605557c40 Mon Sep 17 00:00:00 2001
From: Gaurav Shah <gauravsh@chromium.org>
Date: Wed, 17 Nov 2010 14:11:43 -0800
Subject: [PATCH] Set success=1 for the recovery kernel

This will prevent the firmware from updating the tries flag on a USB recovery image.

Change-Id: I47bf276eab5b40ae54b732d0e082e4c9f58bfed3

BUG=chromium-os:6550
TEST=build_package, build_image, cgpt show recovery_image.bin (successful flag should be set to 1)

Review URL: http://codereview.chromium.org/4979007
---
 mod_image_for_recovery.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/mod_image_for_recovery.sh b/mod_image_for_recovery.sh
index 3e4a6f9780..e6cc8859a8 100755
--- a/mod_image_for_recovery.sh
+++ b/mod_image_for_recovery.sh
@@ -284,6 +284,10 @@ install_recovery_kernel() {
      count=$kern_a_size \
      conv=notrunc
 
+  # Set the 'Success' flag to 1 (to prevent the firmware from updating
+  # the 'Tries' flag).
+  sudo $GPT add -i 2 -S 1 "$RECOVERY_IMAGE"
+
   # Repeat for the legacy bioses.
   # Replace vmlinuz.A with the recovery version
   local sysroot="${FLAGS_build_root}/${FLAGS_board}"