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add install to arm platform

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now we could install to mmcblk0.
for vogue, we even change the uboot environment.
on Samsung, you had to use 'chromeos-install --skip_src_removable' because mmcblk1 is not removable somehow.

Review URL: http://codereview.chromium.org/1618013
This commit is contained in:
Jie Sun 2010-04-12 17:04:36 -07:00
parent 3ccf7410ea
commit 5ade331b45
1 changed files with 9 additions and 39 deletions
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48
build_gpt.sh
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@ -102,45 +102,7 @@ fi
# We'll need some code to put in the PMBR, for booting on legacy BIOS. Some ARM
# systems will use a U-Boot script temporarily, but it goes in the same place.
if [[ "$ARCH" = "arm" ]]; then
# We need to know the location and size of the kernel so we can create the
# U-Boot script to point to it. Let's create one fake GPT first which will
# set the appropriate environment variables. Then we can create the correct
# script and install it for real. A bit awkward, but this is only temporary.
echo "Installing fake GPT first, to calculate locations..."
install_gpt $OUTDEV $ROOTFS_IMG $KERNEL_IMG $STATEFUL_IMG /dev/zero $ESP_IMG
# Create the U-Boot script to copy the kernel into memory and boot it.
KERNEL_OFFSET=$(printf "0x%08x" ${START_KERN_A})
KERNEL_SECS_HEX=$(printf "0x%08x" ${NUM_KERN_SECTORS})
BOOTARGS="root=/dev/mmcblk1p3"
BOOTARGS="${BOOTARGS} init=/sbin/init"
BOOTARGS="${BOOTARGS} console=ttySAC2,115200"
BOOTARGS="${BOOTARGS} mem=1024M"
BOOTARGS="${BOOTARGS} rootwait"
MBR_SCRIPT="${IMAGEDIR}/mbr_script"
echo -e "echo\necho ---- ChromeOS Boot ----\necho\n" \
"setenv bootargs ${BOOTARGS}\n" \
"mmc read 1 C0008000 $KERNEL_OFFSET $KERNEL_SECS_HEX\n" \
"bootm C0008000" > ${MBR_SCRIPT}
MKIMAGE="/usr/bin/mkimage"
if [[ -f "$MKIMAGE".gz ]]; then
sudo gunzip "$MKIMAGE".gz
fi
if [[ -x "$MKIMAGE" ]]; then
MBR_SCRIPT_UIMG="${MBR_SCRIPT}.uimg"
"$MKIMAGE" -A "${ARCH}" -O linux -T script -a 0 -e 0 -n "COS boot" \
-d ${MBR_SCRIPT} ${MBR_SCRIPT_UIMG}
MBR_IMG=${IMAGEDIR}/mbr.img
dd bs=1 count=`stat --printf="%s" ${MBR_SCRIPT_UIMG}` \
if="$MBR_SCRIPT_UIMG" of="$MBR_IMG" conv=notrunc
hexdump -v -C "$MBR_IMG"
else
echo "Error: u-boot mkimage not found or not executable."
exit 1
fi
PMBRCODE=${MBR_IMG}
PMBRCODE=/dev/zero
else
PMBRCODE=$(readlink -f /usr/share/syslinux/gptmbr.bin)
fi
@ -149,6 +111,14 @@ fi
# describing the partition table entries (see the comments in the source).
install_gpt $OUTDEV $ROOTFS_IMG $KERNEL_IMG $STATEFUL_IMG $PMBRCODE $ESP_IMG
if [[ "$ARCH" = "arm" ]]; then
# assume /dev/mmcblk1. we could not get this from ${OUTDEV}
DEVICE=1
MBR_SCRIPT_UIMG=$(make_arm_mbr ${START_KERN_A} ${NUM_KERN_SECTORS} ${DEVICE})
sudo dd bs=1 count=`stat --printf="%s" ${MBR_SCRIPT_UIMG}` \
if="$MBR_SCRIPT_UIMG" of=${OUTDEV} conv=notrunc
fi
# Emit helpful scripts for testers, etc.
${SCRIPTS_DIR}/emit_gpt_scripts.sh "${OUTDEV}" "${IMAGEDIR}"