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#!/bin/sh
#
# Kernel building helper script (C)2008 Openmoko, Inc
# Andy Green <andy@openmoko.org>
#
# Licensed under GPLv3 or later
#
# set -x
export CROSS_COMPILE=/usr/local/openmoko/arm/bin/arm-angstrom-linux-gnueabi-
make ARCH=arm silentoldconfig
#
# figure out what we are building
#
PRODUCT=
if [ ! -z "`grep CONFIG_MACH_NEO1973_GTA01=y .config`" ] ; then
START=30008000
PRODUCT=GTA01
fi
if [ ! -z "`grep CONFIG_MACH_NEO1973_GTA02=y .config`" ] ; then
START=30008000
PRODUCT=GTA02
fi
if [ ! -z "`grep CONFIG_MACH_OPENMOKO_GTA03=y .config`" ] ; then
START=50008000
PRODUCT=GTA03
fi
if [ ! -z "`grep CONFIG_MACH_M800=y .config`" ] ; then
START=30008000
PRODUCT=M800
fi
if [ -z "$PRODUCT" ] ; then
echo "Unable to figure out what we are building from the config"
exit 1
fi
#
# get the branch and head hash for the version we are building to
# allow source tracability
#
VERSION=
if [ -d .git ] ; then
HEAD=`git show --pretty=oneline | head -n1 | cut -d' ' -f1 | cut -b1-16`
BRANCH=`git branch | grep ^\* | cut -d' ' -f2`
VERSION=-$PRODUCT\_$BRANCH\_$HEAD
fi
echo $MKIMAGECMD
#
# actually make it
#
if make -j5 ARCH=arm CONFIG_DEBUG_SECTION_MISMATCH=y EXTRAVERSION=$VERSION; then
#
# if the build is happy, postprocess it by strip and with U-Boot header wrapper
# you can get mkimage from U-Boot or Qi build
#
${CROSS_COMPILE}objcopy -O binary -R .note -R .comment -S arch/arm/boot/compressed/vmlinux linux.bin
mkimage -A arm -O linux -T kernel -C none -a $START -e $START -n "OM $PRODUCT $BRANCH""_$HEAD" -d linux.bin uImage-$PRODUCT.bin
# we can see if it is an "moredrivers" build by looking for USB Eth gadget
# if it is then keep a stamped copy of last build
if [ ! -z "`grep CONFIG_USB_USBNET=y .config`" ] ; then
rm -f uImage-moredrivers-$PRODUCT*.bin modules-$PRODUCT*.tar.gz
cp uImage-$PRODUCT.bin uImage-moredrivers$VERSION.bin
rm -rf staging
mkdir -p staging
if [ ! -z "$1" ] ; then
make ARCH=arm modules_install INSTALL_MOD_PATH=staging
cd staging
tar czf ../modules$VERSION.tar.gz .
cd ..
fi
fi
exit 0
else
exit 1
fi
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