61 lines
1.1 KiB
Plaintext
61 lines
1.1 KiB
Plaintext
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#!/bin/sh
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msg() {
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echo "==>" $@
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}
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die() {
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echo $@
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exit 1
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}
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APKS=tmp/apks
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image=$PWD/image
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dest=$PWD/test.gz
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init=init
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kernel=$1
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# if no kernel specified, then guess...
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if [ -z "$kernel" ]; then
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kernel=$(ls /lib/modules 2>/dev/null | tail -n 1)
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fi
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if [ ! -d /lib/modules/$kernel ]; then
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die "modules dir /lib/modules/$kernel was not found"
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fi
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msg "Using kernel $kernel"
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# create empty image dir
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rm -rf "$image"
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mkdir -p "$image"
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# unpack busybox and deps
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tar -C $image -zxf $APKS/uclibc-[0-9]*.apk
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tar -C $image -zxf $APKS/busybox-[0-9]*.apk
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tar -C $image -zxf $APKS/alpine-baselayout-[0-9]*.apk
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tar -C $image -zxf $APKS/apk-tools-[0-9]*.apk
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rm -f $image/.PKGINFO
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cp $init $image
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# copy kernel modules
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kmods=$image/lib/modules/$kernel
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mkdir -p $kmods/kernel/drivers
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for i in ata block ide ieee1394 scsi cdrom usb message; do
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cp -LpR /lib/modules/$kernel/kernel/drivers/$i $kmods/kernel/drivers/
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done
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for i in fs lib; do
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cp -LpR /lib/modules/$kernel/kernel/$i $kmods/kernel/
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done
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depmod $kernel -b $image
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# generate the image
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cd $image
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find . | cpio -o -H newc | gzip -9 > $dest
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