Signed-off-by: Marek Lindner <lindner_marek@yahoo.de> SVN-Revision: 29396master
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#/bin/sh |
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# |
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# Copyright (C) 2011 OpenWrt.org |
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# |
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# This is free software, licensed under the GNU General Public License v2. |
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# See /LICENSE for more information. |
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# |
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|
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usage() { |
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echo "Usage: $0 <out file path> <kernel path> <rootfs path>" |
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rm -f $CFG_OUT |
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exit 1 |
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} |
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|
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[ "$#" -lt 3 ] && usage |
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|
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FLASH_BS=262144 |
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CHECK_BS=65536 |
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MAX_PART_SIZE=7168 |
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CFG_OUT=$1 |
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|
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KERNEL_PATH=$2 |
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KERNEL_FLASH_ADDR=0x1c0000 |
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KERNEL_SIZE=$(stat -c%s "$KERNEL_PATH") |
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KERNEL_MD5=$(md5=$(md5sum $KERNEL_PATH); echo ${md5%% *}) |
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KERNEL_PART_SIZE=$(size=$(($KERNEL_SIZE / $FLASH_BS)); [ $(($size * $FLASH_BS)) -lt $KERNEL_SIZE ] && size=$(($size + 1)); echo $(($size * $FLASH_BS / 1024))) |
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ROOTFS_PATH=$3 |
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ROOTFS_FLASH_ADDR=$(addr=$(($KERNEL_FLASH_ADDR + ($KERNEL_PART_SIZE * 1024))); printf "0x%x" $addr) |
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ROOTFS_SIZE=$(stat -c%s "$ROOTFS_PATH") |
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ROOTFS_CHECK_BLOCKS=$((($ROOTFS_SIZE / $CHECK_BS) - 1)) |
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ROOTFS_MD5=$(md5=$(dd if=$ROOTFS_PATH bs=$CHECK_BS count=$ROOTFS_CHECK_BLOCKS 2>&- | md5sum); echo ${md5%% *}) |
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ROOTFS_CHECK_SIZE=$(printf '0x%x' $(($ROOTFS_CHECK_BLOCKS * $CHECK_BS))) |
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ROOTFS_PART_SIZE=$(($MAX_PART_SIZE - $KERNEL_PART_SIZE)) |
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|
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cat << EOF > $CFG_OUT |
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[vmlinux] |
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filename=kernel |
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md5sum=$KERNEL_MD5 |
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flashaddr=$KERNEL_FLASH_ADDR |
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checksize=0x0 |
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cmd_success=setenv bootseq 1,2; setenv kernel_size_1 $KERNEL_PART_SIZE; saveenv |
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cmd_fail=reset |
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|
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[rootfs] |
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filename=rootfs |
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md5sum=$ROOTFS_MD5 |
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flashaddr=$ROOTFS_FLASH_ADDR |
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checksize=$ROOTFS_CHECK_SIZE |
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cmd_success=setenv bootseq 1,2; setenv kernel_size_1 $KERNEL_PART_SIZE; setenv rootfs_size_1 $ROOTFS_PART_SIZE; saveenv |
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cmd_fail=reset |
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EOF |
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