119 lines
4.5 KiB
PHP
119 lines
4.5 KiB
PHP
DESCRIPTION = "Linux Kernel"
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SECTION = "kernel"
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LICENSE = "GPL"
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inherit kernel
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DEPENDS_append_em-x270 = " mtd-utils "
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RPSRC = "http://www.rpsys.net/openzaurus/patches/archive"
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# Specify the commandline for your device
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#boot from mmc
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CMDLINE_at91sam9263ek = "mem=64M console=ttyS0,115200 root=/dev/mmcblk0p1 rootfstype=ext2 rootdelay=5"
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#boot from nfs
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#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"
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# Support for device tree generation
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FILES_kernel_devicetree = "/boot/devicetree*"
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KERNEL_DEVICETREE_FLAGS = "-R 8 -p 0x3000"
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python __anonymous () {
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import bb
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devicetree = bb.data.getVar("KERNEL_DEVICETREE", d, 1) or ''
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if devicetree:
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depends = bb.data.getVar("DEPENDS", d, 1)
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bb.data.setVar("DEPENDS", "%s dtc-native" % depends, d)
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packages = bb.data.getVar("PACKAGES", d, 1)
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bb.data.setVar("PACKAGES", "%s kernel-devicetree" % packages, d)
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}
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do_configure_prepend() {
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echo "" > ${S}/.config
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#
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# logo support, if you supply logo_linux_clut224.ppm in SRC_URI, then it's going to be used
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#
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if [ -e ${WORKDIR}/logo_linux_clut224.ppm ]; then
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install -m 0644 ${WORKDIR}/logo_linux_clut224.ppm drivers/video/logo/logo_linux_clut224.ppm
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echo "CONFIG_LOGO=y" >> ${S}/.config
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echo "CONFIG_LOGO_LINUX_CLUT224=y" >> ${S}/.config
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fi
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#
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# oabi / eabi support
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#
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if [ "${TARGET_OS}" = "linux-gnueabi" -o "${TARGET_OS}" = "linux-uclibcgnueabi" ]; then
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echo "CONFIG_AEABI=y" >> ${S}/.config
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echo "# CONFIG_OABI_COMPAT is not set" >> ${S}/.config
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else
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echo "# CONFIG_AEABI is not set" >> ${S}/.config
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echo "# CONFIG_OABI_COMPAT is not set" >> ${S}/.config
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fi
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echo "CONFIG_CMDLINE=\"${CMDLINE}\"" >> ${S}/.config
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sed -e '/CONFIG_AEABI/d' \
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-e '/CONFIG_OABI_COMPAT=/d' \
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-e '/CONFIG_CMDLINE=/d' \
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-e '/CONFIG_LOGO=/d' \
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-e '/CONFIG_LOGO_LINUX_CLUT224=/d' \
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< '${WORKDIR}/defconfig' >>'${S}/.config'
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#
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# root-over-nfs-over-usb-eth support. Limited, but should cover some cases.
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# Enable this by setting a proper CMDLINE_NFSROOT_USB.
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#
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if [ ! -z "${CMDLINE_NFSROOT_USB}" ]; then
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oenote "Configuring the kernel for root-over-nfs-over-usb-eth with CMDLINE ${CMDLINE_NFSROOT_USB}"
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sed -e '/CONFIG_INET/d' \
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-e '/CONFIG_IP_PNP=/d' \
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-e '/CONFIG_USB_GADGET=/d' \
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-e '/CONFIG_USB_GADGET_SELECTED=/d' \
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-e '/CONFIG_USB_ETH=/d' \
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-e '/CONFIG_NFS_FS=/d' \
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-e '/CONFIG_ROOT_NFS=/d' \
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-e '/CONFIG_CMDLINE=/d' \
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-i ${S}/.config
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echo "CONFIG_INET=y" >> ${S}/.config
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echo "CONFIG_IP_PNP=y" >> ${S}/.config
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echo "CONFIG_USB_GADGET=y" >> ${S}/.config
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echo "CONFIG_USB_GADGET_SELECTED=y" >> ${S}/.config
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echo "CONFIG_USB_ETH=y" >> ${S}/.config
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echo "CONFIG_NFS_FS=y" >> ${S}/.config
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echo "CONFIG_ROOT_NFS=y" >> ${S}/.config
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echo "CONFIG_CMDLINE=\"${CMDLINE_NFSROOT_USB}\"" >> ${S}/.config
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fi
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yes '' | oe_runmake oldconfig
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}
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do_install_prepend() {
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if test -e arch/${ARCH}/boot/Image ; then
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ln -f arch/${ARCH}/boot/Image arch/${ARCH}/boot/uImage
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fi
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if test -e arch/${ARCH}/boot/images/uImage ; then
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ln -f arch/${ARCH}/boot/images/uImage arch/${ARCH}/boot/uImage
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fi
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if test -e arch/${ARCH}/kernel/vmlinux.lds ; then
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ln -f arch/${ARCH}/kernel/vmlinux.lds arch/${ARCH}/boot/vmlinux
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fi
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}
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do_install_append() {
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if test -n "${KERNEL_DEVICETREE}"; then
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dtc -I dts -O dtb ${KERNEL_DEVICETREE_FLAGS} -o devicetree ${KERNEL_DEVICETREE}
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install -m 0644 devicetree ${D}/boot/devicetree-${KERNEL_VERSION}
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install -d ${DEPLOY_DIR_IMAGE}
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install -m 0644 devicetree ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.dtb
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cd ${DEPLOY_DIR_IMAGE}
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rm -f ${KERNEL_IMAGE_SYMLINK_NAME}.dtb
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ln -sf ${KERNEL_IMAGE_BASE_NAME}.dtb ${KERNEL_IMAGE_SYMLINK_NAME}.dtb
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fi
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}
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