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author | Florian Fainelli <florian@openwrt.org> | 2009-11-03 01:02:39 +0000 |
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committer | Florian Fainelli <florian@openwrt.org> | 2009-11-03 01:02:39 +0000 |
commit | e49c2d769162c261a035db1a979f639b20effd47 (patch) | |
tree | 4286407f29abcbd533e439ccccd20e8d4a184cb5 /target/linux/x86/image/gen_image_x86.sh | |
parent | a4db9ed4529ba632d80f4d55eafc89c9c23851d2 (diff) | |
download | mtk-20170518-e49c2d769162c261a035db1a979f639b20effd47.zip mtk-20170518-e49c2d769162c261a035db1a979f639b20effd47.tar.gz mtk-20170518-e49c2d769162c261a035db1a979f639b20effd47.tar.bz2 |
merge the olpc target with the x86 target, both tested and running
SVN-Revision: 18279
Diffstat (limited to 'target/linux/x86/image/gen_image_x86.sh')
-rwxr-xr-x | target/linux/x86/image/gen_image_x86.sh | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/target/linux/x86/image/gen_image_x86.sh b/target/linux/x86/image/gen_image_x86.sh new file mode 100755 index 0000000..5d4c0dd --- /dev/null +++ b/target/linux/x86/image/gen_image_x86.sh @@ -0,0 +1,48 @@ +#!/usr/bin/env bash +# Copyright (C) 2006 OpenWrt.org +set -x +[ $# == 5 ] || { + echo "SYNTAX: $0 <file> <kernel size> <kernel directory> <rootfs size> <rootfs image>" + exit 1 +} + +OUTPUT="$1" +KERNELSIZE="$2" +KERNELDIR="$3" +ROOTFSSIZE="$4" +ROOTFSIMAGE="$5" + +rm -f "$OUTPUT" + +head=16 +sect=63 +cyl=$(( ($KERNELSIZE + $ROOTFSSIZE) * 1024 * 1024 / ($head * $sect * 512))) + +# create partition table +set `ptgen -o "$OUTPUT" -h $head -s $sect -p ${KERNELSIZE}m -p ${ROOTFSSIZE}m` + +KERNELOFFSET="$(($1 / 512))" +KERNELSIZE="$(($2 / 512))" +ROOTFSOFFSET="$(($3 / 512))" +ROOTFSSIZE="$(($4 / 512))" + +BLOCKS="$((($KERNELSIZE / 2) - 1))" + +[ -n "$PADDING" ] && dd if=/dev/zero of="$OUTPUT" bs=512 seek="$ROOTFSOFFSET" conv=notrunc count="$ROOTFSSIZE" +dd if="$ROOTFSIMAGE" of="$OUTPUT" bs=512 seek="$ROOTFSOFFSET" conv=notrunc + +[ -n "$NOGRUB" ] && exit 0 + +genext2fs -d "$KERNELDIR" -b "$BLOCKS" "$OUTPUT.kernel" +dd if="$OUTPUT.kernel" of="$OUTPUT" bs=512 seek="$KERNELOFFSET" conv=notrunc +#rm -f "$OUTPUT.kernel" + +which chpax >/dev/null && chpax -zp $(which grub) +grub --batch --no-curses --no-floppy --device-map=/dev/null <<EOF +device (hd0) $OUTPUT +geometry (hd0) $cyl $head $sect +root (hd0,0) +setup (hd0) +quit +EOF + |