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|
DESCRIPTION = "OpenProtium image"
HOMEPAGE = "http://www.openprotium.com"
LICENSE = "MIT"
PR = "r0"
DEPENDS = "${MACHINE_TASK_PROVIDER}"
# SLUGOS_IMAGENAME defines the name of the image to be build, if it
# is not set this package will be skipped!
EXTRA_IMAGECMD_jffs2 = "--pad --big-endian --eraseblock=0x10000 -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. In SlugOS the
# kernel image is removed from the root file system to recover the space used -
# SlugOS is assumed to boot from a separate kernel image in flash (not in the
# root file system), if this is not the case the following must not be done!
IMAGE_PREPROCESS_COMMAND += "rm ${IMAGE_ROOTFS}/boot/uImage*;"
# Always just make a new flash image.
PACK_IMAGE = 'storcenter_pack_image;'
IMAGE_POSTPROCESS_COMMAND += "${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"
#
OPENPROTIUM_SUPPORT ?= "diffutils cpio findutils uboot-utils"
# 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!)
SLUGOS_KERNEL ?= "kernel-module-af-packet kernel-module-netconsole \
kernel-module-mii "
# this gets /lib/modules made....
OPENPROTIUM_KERNEL = "kernel-module-dummy \
kernel-module-af-packet "
RDEPENDS = " \
kernel base-files base-passwd netbase \
busybox initscripts-openprotium slugos-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 \
${OPENPROTIUM_SUPPORT} \
${OPENPROTIUM_KERNEL} "
# ${SLUGOS_EXTRA_RDEPENDS}"
IPKG_INSTALL = "${RDEPENDS}"
inherit image_ipk
storcenter_pack_image() {
ls -ltr ${DEPLOY_DIR_IMAGE}/uImage*
pwd
echo ${IMAGE_NAME}
# find latest kernel
KERNEL=`ls -ltr ${DEPLOY_DIR_IMAGE}/uImage* | tail -1 | awk '{print $9}'`
if [ -z "$KERNEL" ]; then
oefatal "No kernel found in ${DEPLOY_DIR_IMAGE}. Bitbake linux-storcenter to create one."
exit 1
fi
ROOTFS=${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=170000
DEC_MAX_KERN_SIZE=`echo "ibase=16; $HEX_MAX_KERN_SIZE" | bc `
HEX_MAX_ROOT_SIZE=590000
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
}
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