code.vuplus.com Git - vuplus_openembedded/blob - packages/linux/linux.inc

   1 DESCRIPTION = "Linux Kernel"
   2 SECTION = "kernel"
   3 LICENSE = "GPL"
   4
   5 inherit kernel
   6
   7 # Add dependency on mkimage for kernels that build a uImage
   8
   9 python __anonymous () {
  10
  11     import bb
  12
  13     kerneltype = bb.data.getVar('KERNEL_IMAGETYPE', d, 1) or ''
  14     if kerneltype == 'uImage':
  15         depends = bb.data.getVar("DEPENDS", d, 1)
  16         depends = "%s u-boot-mkimage-openmoko-native" % depends
  17         bb.data.setVar("DEPENDS", depends, d)
  18 }
  19
  20
  21 RPSRC = "http://www.rpsys.net/openzaurus/patches/archive"
  22
  23 # Specify the commandline for your device
  24
  25 # Boot from mmc
  26 CMDLINE_at91sam9263ek = "mem=64M console=ttyS0,115200 root=/dev/mmcblk0p1 rootfstype=ext2 rootdelay=5"
  27 # Boot from nfs
  28 #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"
  29
  30 # Set the verbosity of kernel messages during runtime
  31 # You can define CMDLINE_DEBUG in your local.conf or distro.conf to override this behaviour
  32 CMDLINE_DEBUG ?= '${@base_conditional("DISTRO_TYPE", "release", "quiet", "debug",d)}'
  33 CMDLINE_append = " ${CMDLINE_DEBUG} "
  34
  35 do_configure_prepend() {
  36         echo "" > ${S}/.config
  37
  38         #
  39         # logo support, if you supply logo_linux_clut224.ppm in SRC_URI, then it's going to be used
  40         #
  41         if [ -e ${WORKDIR}/logo_linux_clut224.ppm ]; then
  42                 install -m 0644 ${WORKDIR}/logo_linux_clut224.ppm drivers/video/logo/logo_linux_clut224.ppm
  43                 echo "CONFIG_LOGO=y"                    >> ${S}/.config
  44                 echo "CONFIG_LOGO_LINUX_CLUT224=y"      >> ${S}/.config
  45         fi
  46
  47         #
  48         # oabi / eabi support
  49         #
  50         if [ "${TARGET_OS}" = "linux-gnueabi" -o  "${TARGET_OS}" = "linux-uclibcgnueabi" ]; then
  51                 echo "CONFIG_AEABI=y"                   >> ${S}/.config
  52                 echo "CONFIG_OABI_COMPAT=y"             >> ${S}/.config
  53         else
  54                 echo "# CONFIG_AEABI is not set"        >> ${S}/.config
  55                 echo "# CONFIG_OABI_COMPAT is not set"  >> ${S}/.config
  56         fi
  57
  58         #
  59         # endian support
  60         #
  61         if [ "${SITEINFO_ENDIANESS}" = "be" ]; then
  62                 echo "CONFIG_CPU_BIG_ENDIAN=y"          >> ${S}/.config
  63         fi
  64
  65         echo "CONFIG_CMDLINE=\"${CMDLINE}\"" >> ${S}/.config
  66
  67         sed -e '/CONFIG_AEABI/d' \
  68             -e '/CONFIG_OABI_COMPAT=/d' \
  69             -e '/CONFIG_CMDLINE=/d' \
  70             -e '/CONFIG_CPU_BIG_ENDIAN/d' \
  71             -e '/CONFIG_LOGO=/d' \
  72             -e '/CONFIG_LOGO_LINUX_CLUT224=/d' \
  73             -e '/CONFIG_LOCALVERSION/d' \
  74             < '${WORKDIR}/defconfig' >>'${S}/.config'
  75
  76         #
  77         # root-over-nfs-over-usb-eth support. Limited, but should cover some cases.
  78         # Enable this by setting a proper CMDLINE_NFSROOT_USB.
  79         #
  80         if [ ! -z "${CMDLINE_NFSROOT_USB}" ]; then
  81                 oenote "Configuring the kernel for root-over-nfs-over-usb-eth with CMDLINE ${CMDLINE_NFSROOT_USB}"
  82                 sed -e '/CONFIG_INET/d' \
  83                     -e '/CONFIG_IP_PNP=/d' \
  84                     -e '/CONFIG_USB_GADGET=/d' \
  85                     -e '/CONFIG_USB_GADGET_SELECTED=/d' \
  86                     -e '/CONFIG_USB_ETH=/d' \
  87                     -e '/CONFIG_NFS_FS=/d' \
  88                     -e '/CONFIG_ROOT_NFS=/d' \
  89                     -e '/CONFIG_CMDLINE=/d' \
  90                     -i ${S}/.config
  91                 echo "CONFIG_INET=y"                     >> ${S}/.config
  92                 echo "CONFIG_IP_PNP=y"                   >> ${S}/.config
  93                 echo "CONFIG_USB_GADGET=y"               >> ${S}/.config
  94                 echo "CONFIG_USB_GADGET_SELECTED=y"      >> ${S}/.config
  95                 echo "CONFIG_USB_ETH=y"                  >> ${S}/.config
  96                 echo "CONFIG_NFS_FS=y"                   >> ${S}/.config
  97                 echo "CONFIG_ROOT_NFS=y"                 >> ${S}/.config
  98                 echo "CONFIG_CMDLINE=\"${CMDLINE_NFSROOT_USB}\"" >> ${S}/.config
  99         fi
 100         yes '' | oe_runmake oldconfig
 101 }
 102
 103 do_configure_append_avr32() {
 104         sed -i -e s:-mno-pic::g arch/avr32/Makefile
 105 }
 106
 107
 108 UBOOT_ENTRYPOINT ?= "20008000"
 109 UBOOT_LOADADDRESS ?= "${UBOOT_ENTRYPOINT}"
 110
 111 do_compile_append() {
 112     if test "x${KERNEL_IMAGETYPE}" = "xuImage" ; then
 113         if test "x${ARCH}" = "xpowerpc" ; then
 114                 UBOOT_ARCH=ppc
 115         else
 116                 UBOOT_ARCH=$ARCH
 117         fi
 118         if test -e arch/${ARCH}/boot/compressed/vmlinux ; then
 119             ${OBJCOPY} -O binary -R .note -R .comment -S arch/${ARCH}/boot/compressed/vmlinux linux.bin
 120             uboot-mkimage -A ${UBOOT_ARCH} -O linux -T kernel -C none -a ${UBOOT_LOADADDRESS} -e ${UBOOT_ENTRYPOINT} -n "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux.bin arch/${ARCH}/boot/uImage
 121             rm -f linux.bin
 122         else
 123             ${OBJCOPY} -O binary -R .note -R .comment -S vmlinux linux.bin
 124             rm -f linux.bin.gz
 125             gzip -9 linux.bin
 126             uboot-mkimage -A ${UBOOT_ARCH} -O linux -T kernel -C gzip -a ${UBOOT_LOADADDRESS} -e ${UBOOT_ENTRYPOINT} -n "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux.bin.gz arch/${ARCH}/boot/uImage
 127             rm -f linux.bin.gz
 128         fi
 129     fi
 130 }
 131
 132 KERNEL_IMAGE_BASE_NAME = "${KERNEL_IMAGETYPE}-${PV}-${PR}-${MACHINE}"
 133 KERNEL_IMAGE_SYMLINK_NAME = "${KERNEL_IMAGETYPE}-${MACHINE}"
 134
 135 do_deploy() {
 136         install -d ${DEPLOY_DIR_IMAGE}
 137         install -m 0644 arch/${ARCH}/boot/${KERNEL_IMAGETYPE} ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
 138         tar -cvzf ${DEPLOY_DIR_IMAGE}/modules-${PV}-${PR}-${MACHINE}.tgz -C ${D} lib
 139
 140         cd ${DEPLOY_DIR_IMAGE}
 141         rm -f ${KERNEL_IMAGE_SYMLINK_NAME}.bin
 142         ln -sf ${KERNEL_IMAGE_BASE_NAME}.bin ${KERNEL_IMAGE_SYMLINK_NAME}.bin
 143 }
 144
 145 do_deploy[dirs] = "${S}"
 146
 147 addtask deploy before do_package after do_install
 148