From 8ae113bb423956a820b40a76e5f1191aa907b399 Mon Sep 17 00:00:00 2001 From: Tan Gao Date: Tue, 13 Jul 2010 07:04:48 -0700 Subject: [PATCH] remove handling of kernel verification block from recovery image Change-Id: I749dc652651fdb02b49b290863e2fa9adc6b904e Review URL: http://codereview.chromium.org/2948005 --- mod_image_for_recovery.sh | 18 ------------------ 1 file changed, 18 deletions(-) diff --git a/mod_image_for_recovery.sh b/mod_image_for_recovery.sh index 5d927f1931..faa240c3cd 100755 --- a/mod_image_for_recovery.sh +++ b/mod_image_for_recovery.sh @@ -46,11 +46,6 @@ mount_gpt_cleanup() { # Modifies an existing image for recovery use update_recovery_packages() { local image_name=$1 - local sector_size=512 # sector size in bytes - local num_sectors_vb=128 # number of sectors in kernel verification blob - # Start offset of kernel A (aligned to 4096-sector boundary) - local start_kern_a=4096 - local vb_file="${STATEFUL_FS_DIR}/verification_blob.kernel" echo "Modifying image ${image_name} for recovery use" @@ -63,19 +58,6 @@ update_recovery_packages() { # Mark the image as a recovery image (needed for recovery boot) sudo touch "${STATEFUL_FS_DIR}/.recovery" - # Copy verification blob out of kernel A into stateful partition - # so that we can restore it during recovery - sudo touch $vb_file - echo "Backing up kernel verification blob onto stateful partition ..." - sudo dd if="$image_name" of="$vb_file" skip=$start_kern_a bs=$sector_size \ - count=$num_sectors_vb conv=notrunc - - # Overwrite verification blob with recovery image verification blob - # TODO(tgao): resign kernel for recovery image - echo "Overwrite kernel verification blob with resigned blob for recovery..." - sudo dd if=/dev/zero of="$image_name" seek=$start_kern_a bs=$sector_size \ - count=$num_sectors_vb conv=notrunc - trap - EXIT ${SCRIPTS_DIR}/mount_gpt_image.sh -u -r "${ROOT_FS_DIR}" \ -s "${STATEFUL_FS_DIR}"