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make_image: Install u-boot scripts to ESP partition.

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BUG=1150
TEST=Built image for tegra2_dev_board, and x86-generic

Review URL: http://codereview.chromium.org/3109018
This commit is contained in:
Kenneth Waters 2010-08-18 11:17:01 -07:00
parent 6944c5dd68
commit eca76464c7
2 changed files with 12 additions and 25 deletions
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25
bin/cros_make_image_bootable
View File

@ -199,18 +199,17 @@ make_image_bootable() {
# Update the bootloaders. For legacy/efi x86, the EFI system partition
# will be updated and for arm, the mbr will be updated (for u-boot).
local kernel_part=
local bootloader_to=
local bootloader_to_flags=
local usb_disk="${FLAGS_usb_disk}"
# We should update the esp in place in the image.
local bootloader_to="${image}"
local esp_offset="$(partoffset ${image} 12)"
esp_offset=$((esp_offset * 512)) # sectors to bytes
local esp_size="$(partsize ${image} 12)"
esp_size=$((esp_size * 512)) # sectors to bytes
local bootloader_to_flags="--to_offset=${esp_offset} --to_size=${esp_size}"
if [[ "${FLAGS_arch}" = "x86" ]]; then
# x86 should update the esp in place in the image.
bootloader_to="${image}"
local esp_offset="$(partoffset ${image} 12)"
esp_offset=$((esp_offset * 512)) # sectors to bytes
local esp_size="$(partsize ${image} 12)"
esp_size=$((esp_size * 512)) # sectors to bytes
bootloader_to_flags="--to_offset=${esp_offset} --to_size=${esp_size}"
# Use the kernel partition to acquire configuration flags.
kernel_part="--kernel_partition='${FLAGS_output_dir}/vmlinuz.image'"
# Install syslinux on the EFI System Partition.
@ -227,10 +226,9 @@ make_image_bootable() {
kpart_size="${kpart_size}$(partsize ${image} 2)"
kernel_part="${kernel_part} ${kpart_size} ${kpart_offset}"
info "Using addition bootloader arguments: ${kernel_part}"
bootloader_to="${FLAGS_output_dir}/arm.mbr"
fi
# Update partition 12 / legacy bootloaders and arm.
# Update partition 12
${SCRIPTS_DIR}/update_bootloaders.sh \
--arch=${FLAGS_arch} \
--to="${bootloader_to}" \
@ -240,11 +238,6 @@ make_image_bootable() {
${bootloader_to_flags} \
$kernel_part
if [[ "${FLAGS_arch}" == "arm" ]]; then
sudo dd bs=1 conv=notrunc if="${bootloader_to}" of="${image}"
sudo rm "${bootloader_to}"
fi
trap - EXIT
${SCRIPTS_DIR}/mount_gpt_image.sh -u -r "${FLAGS_rootfs_mountpoint}" \
-s "${FLAGS_statefulfs_mountpoint}"

12
update_bootloaders.sh
View File

@ -206,15 +206,9 @@ elif [[ "${FLAGS_arch}" = "arm" ]]; then
warn "FIXME: cannot replace root= here for the arm bootloader yet."
dm_table="" # TODO(wad) Clear it until we can fix root=/dev/dm-0
device=1
MBR_SCRIPT_UIMG=$(make_arm_mbr \
${FLAGS_kernel_partition_offset} \
${FLAGS_kernel_partition_sectors} \
${device} \
"'dm=\"${dm_table}\"'")
sudo dd bs=1 count=`stat --printf="%s" ${MBR_SCRIPT_UIMG}` \
if="$MBR_SCRIPT_UIMG" of=${FLAGS_to}
info "Emitted new ARM MBR to ${FLAGS_to}"
# Copy u-boot script to ESP partition
sudo mkdir -p "${ESP_FS_DIR}/u-boot"
sudo cp "${FLAGS_from}/boot-A.scr.uimg" "${ESP_FS_DIR}/u-boot/boot.scr.uimg"
fi
set +e