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SECTION = "kernel"
DESCRIPTION = "Linux kernel for the Linksys WRT54 devices"
HOMEPAGE = "http://openwrt.org"
DEPENDS = "lzma-native"
LICENSE = "GPLv2"
PR = "r2"
SRC_URI = "${KERNELORG_MIRROR}/pub/linux/kernel/v2.4/linux-2.4.30.tar.bz2;name=kernel \
cvs://anonymous@openwrt.org/openwrt;module=openwrt/package/linux/kernel-source;tag=TESTED \
http://downloads.openwrt.org/sources/kernel-binary-wl-0.2.tar.gz;name=wlpatch \
http://downloads.openwrt.org/sources/kernel-source-et-0.6.tar.gz;name=etpatch \
file://000-linux-mips-2_4_30.patch \
file://001-Makefile;apply=yes \
file://002-Rules_make;apply=yes \
file://003-arch_mips_Makefile;apply=yes \
file://005-arch_mips_config-shared_in;apply=yes \
file://007-arch_mips_kernel_cpu-probe_c;apply=yes \
file://009-arch_mips_kernel_head_S;apply=yes \
file://010-arch_mips_kernel_proc_c;apply=yes \
file://011-arch_mips_kernel_setup_c;apply=yes \
file://012-arch_mips_kernel_traps_c;apply=yes \
file://017-arch_mips_pci_Makefile;apply=yes \
file://018_drivers_char_mem_c;apply=yes \
file://019-drivers_char_serial_c;apply=yes \
file://020-drivers_mtd-jumbo;apply=yes \
file://021-drivers_net_Config_in-hnd;apply=yes \
file://022-drivers_net_Makefile;apply=yes \
file://023-drivers_parport_Makefile;apply=yes \
file://024-drivers_parport_Config_in;apply=yes \
file://028-drivers_pcmcia_Makefile;apply=yes \
file://029-arch_mips_mm_c-r4k_c;apply=yes \
file://031-include_asm-mips_bootinfo_h;apply=yes \
file://033-include_asm-mips_cpu_h;apply=yes \
file://036-include_asm-mips_serial_h;apply=yes \
file://037-init_do_mounts_c;apply=yes \
file://100-gcc3-mtune;apply=yes \
file://200-include_linux_netdevice_h.patch \
file://201-include_linux_skbuff_h.patch \
file://202-net_core_Makefile.patch \
file://203-net_core_dev_c.patch \
file://204-net_sched_sched_api_c.patch \
file://205-net_sched_sched_generic_c.patch \
file://206-include_net_pkt_sched_h.patch \
file://207-hfsplus-fix;apply=yes \
file://208-gcc-3.4-fix;apply=yes \
file://300-squashfs2.1;apply=yes \
file://301-jffs-compression;apply=yes \
file://302-ebtables;apply=yes \
file://303-mppe-mppc;apply=yes \
file://304-netfilter-ipp2p-0.7.4;apply=yes \
file://305-cifs-1.20c;apply=yes \
file://306-netfilter-layer7-0.9.1;apply=yes \
file://307-gcc-3.4-fix.patch \
file://308-netfilter-nat-pptp;apply=yes \
file://309-drivers_net_b44_c.patch \
file://310-netfilter-maxconn;apply=yes \
file://311-ipsec-nat-traversal;apply=yes \
file://312-netfilter-TTL;apply=yes \
file://313-gcc-4.0-fixes;apply=yes \
file://314-drivers_net_b44_h.patch \
file://315-include_linux_pci_ids_h.patch \
file://316-b44_mii_phy.patch \
file://400-i4l-cvs-2-4-29;apply=yes \
file://401-hfc-usb-backport-i4l-cvs;apply=yes \
file://402-pl2303-backport-2-4-29;apply=yes \
file://403-netdev_random_core.patch \
file://404-netdev_random_et.patch \
file://600-linux-squashfs-lzma;apply=yes \
file://600-optional-aout-support;apply=yes \
file://linux.config"
S = "${WORKDIR}/linux-2.4.30"
COMPATIBLE_HOST = 'mipsel.*-linux'
inherit kernel
KERNEL_OUTPUT = "arch/mips/brcm-boards/bcm947xx/compressed/piggy"
CMDLINE = "root=/dev/mtdblock2 rootfstype=squashfs,jffs2 console=ttyS0,115200"
KERNEL_OBJECT_SUFFIX = ".o" ### should be auto
export CFLAGS_KERNEL="-fno-delayed-branch "
do_unpack_extra(){
# copy kernel source which is maintained in openwrt via cvs
cp -pPR ${WORKDIR}/kernel-source/* ${S}
# copy binary wlan driver
cp -pPR ${WORKDIR}/wl/*.o ${S}/drivers/net/wl
# copy proprietary et source
cp -pPR ${WORKDIR}/et/* ${S}/drivers/net/et
cp -pPR ${WORKDIR}/et/*.h ${S}/include/
}
addtask unpack_extra after do_unpack before do_patch
do_configure_prepend() {
install -m 0644 ${WORKDIR}/linux.config ${S}/.config
echo "CONFIG_CMDLINE=\"${CMDLINE}\"" >> ${S}/.config
sed -i -e 's/@expr length/@-expr length/' ${S}/Makefile
sed -i -e "s,\-mcpu=,\-mtune=,g;" ${S}/arch/mips/Makefile
}
do_deploy() {
install -d ${DEPLOY_DIR_IMAGE}
cat ${KERNEL_OUTPUT} | lzma e -si -so -eos > \
${DEPLOY_DIR_IMAGE}/wrt-kernel-${PV}.lzma
}
COMPATIBLE_MACHINE = "wrt54"
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