DESCRIPTION = "Turbostation image" HOMEPAGE = "http://www.kynisk.com/opents" LICENSE = "MIT" PR = "r0" DEPENDS = "${MACHINE_TASK_PROVIDER}" EXTRA_IMAGECMD_jffs2 = "--big-endian --eraseblock=${ERASEBLOCK_SIZE} -D ${SLUGOS_DEVICE_TABLE}" IMAGE_LINGUAS = "" # Setting USE_DEVFS prevents *any* entries being created initially # in /dev #USE_DEVFS = "1" # This is passed to the image command to build the correct /dev # directory (because only the image program can make actual # dev entries!) SLUGOS_DEVICE_TABLE = "${@bb.which(bb.data.getVar('BBPATH', d, 1), 'files/device_table-slugos.txt')}" # IMAGE_PREPROCESS_COMMAND is run before making the image. # We use this to do a few things: # . remove the uImage, which is in a separate part of the flash already. # . adjust the default run level (sysvinit is 5 by default, we like 3) # . set a default root password, which is no more secure than a blank one # (since it is documented, in case you were wondering) # . make the boot more verbose # IMAGE_PREPROCESS_COMMAND += "rm ${IMAGE_ROOTFS}/boot/uImage-*;" IMAGE_PREPROCESS_COMMAND += "sed -i -es,^id:5:initdefault:,id:3:initdefault:, ${IMAGE_ROOTFS}/etc/inittab;" IMAGE_PREPROCESS_COMMAND += "sed -i -es,^root::0,root:BTMzOOAQfESg6:0, ${IMAGE_ROOTFS}/etc/passwd;" IMAGE_PREPROCESS_COMMAND += "sed -i -es,^VERBOSE=no,VERBOSE=very, ${IMAGE_ROOTFS}/etc/default/rcS;" # Always just make a new flash image. PACK_IMAGE = 'storcenter_pack_image;' IMAGE_POSTPROCESS_COMMAND += "${PACK_IMAGE}" PACK_IMAGE_DEPENDS = "" #EXTRA_IMAGEDEPENDS += "${PACK_IMAGE_DEPENDS}" # This hack removes '${MACHINE}' from the end of the arch.conf for ipk, # preventing _mach.ipk (with no byte sex) taking precedence over everything # else. # but we want 'storcenter' in there so kernel modules work correctly. # #ROOTFS_POSTPROCESS_COMMAND += "sed -i '$d' '${IMAGE_ROOTFS}/etc/ipkg/arch.conf';" # These depends define native utilities - they do not get put in the flash and # are not required to build the image. IMAGE_TOOLS = "" #EXTRA_IMAGEDEPENDS += "${IMAGE_TOOLS}" # CONFIG: # SLUGOS_EXTRA_RDEPENDS: set in conf, things to add to the image # SLUGOS_SUPPORT: set to here, see below, added to the image. # SLUGOS_KERNEL: set here, kernel modules added to the image # # Do not override the last two unless you really know what you # are doing - there is more information below. # diff, cpio and find are required for reflash and turnup ram. # Removing these probably leaves the system bootable, but standard # openslug and ucslugc stuff won't work, so only take these out in # very non-standard turnkey slugos builds. # # udev is the default way of handling devices, there is no guarantee # that the static device table is completely correct (it is just # known to be sufficient for boot.) # we'ere still on 2.6.12 devfs.... #OPENPROTIUM_SUPPORT ?= "diffutils cpio findutils udev" # TURBOSTATION_SUPPORT ?= "diffutils cpio findutils uboot-utils udev" # kernel-module-af-packet must be in the image for DHCP to work # kernel-module-netconsole is here because it is small and is # highly useful on minimal systems (which really don't have anywhere # other than the network to output error messages!) # this gets /lib/modules made.... TURBOSTATION_KERNEL = "" RDEPENDS = " \ kernel base-files base-passwd netbase \ busybox initscripts-openturbostation openturbostation-init \ update-modules sysvinit tinylogin \ module-init-tools modutils-initscripts \ ipkg-collateral ipkg ipkg-link \ libgcc1 \ portmap \ dropbear \ e2fsprogs-blkid \ mdadm \ hdparm \ mtd-utils \ sccd \ util-linux-mount \ util-linux-umount \ util-linux-swaponoff \ util-linux-losetup \ udev \ ${OPENTURBOSTATION_SUPPORT} \ ${OPENTURBOSTATION_KERNEL} " PACKAGE_INSTALL = "${RDEPENDS}" inherit image turbostation_pack_image() { # find latest kernel KERNEL=`ls -tr ${DEPLOY_DIR_IMAGE}/uImage* | tail -1` if [ -z "$KERNEL" ]; then oefatal "No kernel found in ${DEPLOY_DIR_IMAGE}. Bitbake linux-turbostation to create one." exit 1 fi ROOTFS=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.jffs2 OUTPUT=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.flash.img PADFILE=${DEPLOY_DIR_IMAGE}/padfile.zzz HEX_MAX_KERN_SIZE=200000 DEC_MAX_KERN_SIZE=`echo "ibase=16; $HEX_MAX_KERN_SIZE" | bc ` HEX_MAX_ROOT_SIZE=C80000 DEC_MAX_ROOT_SIZE=`echo "ibase=16; $HEX_MAX_ROOT_SIZE" | bc ` KERNEL_SIZE=`ls -l $KERNEL | awk '{print $5}'` if [ $KERNEL_SIZE -gt $DEC_MAX_KERN_SIZE ]; then oefatal "Kernel too large at $KERNEL_SIZE bytes. Max is $DEC_MAX_KERN_SIZE." exit 1 fi ROOT_SIZE=`ls -l $ROOTFS | awk '{print $5}'` if [ $ROOT_SIZE -gt $DEC_MAX_ROOT_SIZE ]; then oefatal "Rootfs is too large at $ROOT_SIZE bytes. Max is $DEC_MAX_ROOT_SIZE." exit 1 fi PAD_SIZE=`echo "$DEC_MAX_KERN_SIZE - $KERNEL_SIZE" | bc ` dd if=/dev/zero of=$PADFILE bs=$PAD_SIZE count=1 2>>/dev/null cat $KERNEL $PADFILE $ROOTFS > $OUTPUT rm -f $PADFILE ls -l $OUTPUT }