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SECTION = "kernel"
DESCRIPTION = "Unslung kernel for the Linksys NSLU2 device"
LICENSE = "GPL"
MAINTAINER = "NSLU2 Linux <www.nlsu2-linux.org>"
PR = "r1"
S = "${WORKDIR}/linux-2.4.22"
KERNEL_IMAGETYPE = "zImage"
KERNEL_SUFFIX = "unslung"
DEPENDS += "nslu2-linksys-firmware"
python () {
# Don't build unslung kernel unless we're targeting an nslu2
mach = bb.data.getVar("MACHINE", d, 1)
if mach != 'nslu2':
raise bb.parse.SkipPackage("Unslung only builds for the Linksys NSLU2")
}
do_deploy() {
cp ${STAGING_LIBDIR}/nslu2-binaries/vmlinuz vmlinuz
dd if=vmlinuz bs=1 count=11732 > vmlinuh
dd if=vmlinuz bs=1 skip=11732 count=975109 | gzip -dc > vmlinux
dd if=vmlinuz bs=1 skip=986841 > vmlinut
cat vmlinux | sed \
-e 's/ram0/slug/' \
-e 's/\x01\x31\x2c\xff/\x00\x1e\x84\x7f/' \
| gzip -9 -c > vmlinux.gz
# -e 's/flash_sda\x00/hdd_sda\x00\x00\x00/' \
# -e 's/flash_\x00/hdd_\x00\x00\x00/' \
# -e 's/flash_sd%c\x00/hdd_sd%c\x00\x00\x00/' \
cat vmlinuh vmlinux.gz vmlinut > vmlinuz
# dd if=/dev/zero of=padding bs=1 count=9
# cat vmlinuh vmlinux.gz padding vmlinut > vmlinuz
install -d ${DEPLOY_DIR}/images
install -m 0644 vmlinuz ${DEPLOY_DIR}/images/${KERNEL_IMAGETYPE}-${KERNEL_SUFFIX}
}
do_deploy[dirs] = "${S}"
addtask deploy before do_build after do_compile
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