1 DESCRIPTION = "Linux Kernel"
7 RPSRC = "http://www.rpsys.net/openzaurus/patches/archive"
9 # Enable OABI compat for people stuck with obsolete userspace
12 # Quirk for udev greater or equal 141
15 # Specify the commandline for your device
18 CMDLINE_at91sam9263ek = "mem=64M console=ttyS0,115200 root=/dev/mmcblk0p1 rootfstype=ext2 rootdelay=5"
20 #CMDLINE_at91sam9263ek = "mem=64M console=ttyS0,115200 root=301 root=/dev/nfs nfsroot=172.20.3.1:/data/at91 ip=172.20.0.5:::255.255.0.0"
22 # Set the verbosity of kernel messages during runtime
23 # You can define CMDLINE_DEBUG in your local.conf or distro.conf to override this behaviour
24 CMDLINE_DEBUG ?= '${@base_conditional("DISTRO_TYPE", "release", "quiet", "debug", d)}'
25 CMDLINE_append = " ${CMDLINE_DEBUG} "
27 # Support for binary device tree generation
29 FILES_kernel-devicetree = "/boot/devicetree*"
31 KERNEL_DEVICETREE_boc01 = "${WORKDIR}/boc01.dts"
32 KERNEL_DEVICETREE_calamari = "arch/${ARCH}/boot/dts/mpc8536ds.dts"
33 KERNEL_DEVICETREE_canyonlands = "arch/${ARCH}/boot/dts/canyonlands.dts"
34 KERNEL_DEVICETREE_kilauea = "arch/${ARCH}/boot/dts/kilauea.dts"
35 KERNEL_DEVICETREE_lsppchd = "arch/${ARCH}/boot/dts/kuroboxHD.dts"
36 KERNEL_DEVICETREE_lsppchg = "arch/${ARCH}/boot/dts/kuroboxHG.dts"
37 KERNEL_DEVICETREE_mpc8313e-rdb = "arch/${ARCH}/boot/dts/mpc8313erdb.dts"
38 KERNEL_DEVICETREE_mpc8315e-rdb = "arch/${ARCH}/boot/dts/mpc8315erdb.dts"
39 KERNEL_DEVICETREE_mpc8323e-rdb = "arch/${ARCH}/boot/dts/mpc832x_rdb.dts"
40 KERNEL_DEVICETREE_sequoia = "arch/${ARCH}/boot/dts/sequoia.dts"
42 KERNEL_DEVICETREE_FLAGS = "-R 8 -S 0x3000"
44 python __anonymous () {
48 devicetree = bb.data.getVar('KERNEL_DEVICETREE', d, 1) or ''
50 depends = bb.data.getVar("DEPENDS", d, 1)
51 bb.data.setVar("DEPENDS", "%s dtc-native" % depends, d)
52 packages = bb.data.getVar("PACKAGES", d, 1)
53 bb.data.setVar("PACKAGES", "%s kernel-devicetree" % packages, d)
56 do_configure_prepend() {
57 echo "" > ${S}/.config
60 # logo support, if you supply logo_linux_clut224.ppm in SRC_URI, then it's going to be used
62 if [ -e ${WORKDIR}/logo_linux_clut224.ppm ]; then
63 install -m 0644 ${WORKDIR}/logo_linux_clut224.ppm drivers/video/logo/logo_linux_clut224.ppm
64 echo "CONFIG_LOGO=y" >> ${S}/.config
65 echo "CONFIG_LOGO_LINUX_CLUT224=y" >> ${S}/.config
71 if [ "${TARGET_OS}" = "linux-gnueabi" -o "${TARGET_OS}" = "linux-uclibceabi" ]; then
72 echo "CONFIG_AEABI=y" >> ${S}/.config
73 if [ "${ARM_KEEP_OABI}" = "1" ] ; then
74 echo "CONFIG_OABI_COMPAT=y" >> ${S}/.config
76 echo "# CONFIG_OABI_COMPAT is not set" >> ${S}/.config
79 echo "# CONFIG_AEABI is not set" >> ${S}/.config
80 echo "# CONFIG_OABI_COMPAT is not set" >> ${S}/.config
83 # When enabling thumb for userspace we also need thumb support in the kernel
84 if [ "${ARM_INSTRUCTION_SET}" = "thumb" ] ; then
85 sed -i -e /CONFIG_ARM_THUMB/d ${WORKDIR}/defconfig
86 echo "CONFIG_ARM_THUMB=y" >> ${S}/.config
92 if [ "${SITEINFO_ENDIANESS}" = "be" ]; then
93 echo "CONFIG_CPU_BIG_ENDIAN=y" >> ${S}/.config
96 echo "CONFIG_CMDLINE=\"${CMDLINE}\"" >> ${S}/.config
98 sed -e '/CONFIG_AEABI/d' \
99 -e '/CONFIG_OABI_COMPAT=/d' \
100 -e '/CONFIG_CMDLINE=/d' \
101 -e '/CONFIG_CPU_BIG_ENDIAN/d' \
102 -e '/CONFIG_LOGO=/d' \
103 -e '/CONFIG_LOGO_LINUX_CLUT224=/d' \
104 -e '/CONFIG_LOCALVERSION/d' \
105 -e '/CONFIG_LOCALVERSION_AUTO/d' \
106 < '${WORKDIR}/defconfig' >>'${S}/.config'
108 echo 'CONFIG_LOCALVERSION=""' >>${S}/.config
109 echo '# CONFIG_LOCALVERSION_AUTO is not set' >>${S}/.config
115 # Newer versions of udev mandate that sysfs doesn't have deprecated entries
116 if [ "${UDEV_GE_141}" = "1" ] ; then
117 sed -e /CONFIG_SYSFS_DEPRECATED/d \
118 -e /CONFIG_SYSFS_DEPRECATED_V2/d \
120 echo '# CONFIG_SYSFS_DEPRECATED is not set' >> ${S}/.config
121 echo '# CONFIG_SYSFS_DEPRECATED_V2 is not set' >> ${S}/.config
125 # root-over-nfs-over-usb-eth support. Limited, but should cover some cases.
126 # Enable this by setting a proper CMDLINE_NFSROOT_USB.
128 if [ ! -z "${CMDLINE_NFSROOT_USB}" ]; then
129 oenote "Configuring the kernel for root-over-nfs-over-usb-eth with CMDLINE ${CMDLINE_NFSROOT_USB}"
130 sed -e '/CONFIG_INET/d' \
131 -e '/CONFIG_IP_PNP=/d' \
132 -e '/CONFIG_USB_GADGET=/d' \
133 -e '/CONFIG_USB_GADGET_SELECTED=/d' \
134 -e '/CONFIG_USB_ETH=/d' \
135 -e '/CONFIG_NFS_FS=/d' \
136 -e '/CONFIG_ROOT_NFS=/d' \
137 -e '/CONFIG_CMDLINE=/d' \
139 echo "CONFIG_INET=y" >> ${S}/.config
140 echo "CONFIG_IP_PNP=y" >> ${S}/.config
141 echo "CONFIG_USB_GADGET=y" >> ${S}/.config
142 echo "CONFIG_USB_GADGET_SELECTED=y" >> ${S}/.config
143 echo "CONFIG_USB_ETH=y" >> ${S}/.config
144 echo "CONFIG_NFS_FS=y" >> ${S}/.config
145 echo "CONFIG_ROOT_NFS=y" >> ${S}/.config
146 echo "CONFIG_CMDLINE=\"${CMDLINE_NFSROOT_USB}\"" >> ${S}/.config
148 yes '' | oe_runmake oldconfig
151 do_configure_append_avr32() {
152 sed -i -e s:-mno-pic::g arch/avr32/Makefile
155 do_configure_append() {
156 if test -e scripts/Makefile.fwinst ; then
157 sed -i -e "s:-m0644:-m 0644:g" scripts/Makefile.fwinst
161 do_devicetree_image() {
162 if test -n "${KERNEL_DEVICETREE}" ; then
163 dtc -I dts -O dtb ${KERNEL_DEVICETREE_FLAGS} -o devicetree ${KERNEL_DEVICETREE}
164 install -m 0644 devicetree ${D}/boot/devicetree-${KERNEL_VERSION}
165 install -d ${DEPLOY_DIR_IMAGE}
166 install -m 0644 devicetree ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.dtb
167 cd ${DEPLOY_DIR_IMAGE}
168 rm -f ${KERNEL_IMAGE_SYMLINK_NAME}.dtb
169 ln -sf ${KERNEL_IMAGE_BASE_NAME}.dtb ${KERNEL_IMAGE_SYMLINK_NAME}.dtb
173 addtask devicetree_image after do_install before do_package do_deploy
175 pkg_postinst_kernel-devicetree () {
176 cd /${KERNEL_IMAGEDEST}; update-alternatives --install /${KERNEL_IMAGEDEST}/devicetree devicetree devicetree-${KERNEL_VERSION} ${KERNEL_PRIORITY} || true
179 pkg_postrm_kernel-devicetree () {
180 cd /${KERNEL_IMAGEDEST}; update-alternatives --remove devicetree devicetree-${KERNEL_VERSION} || true