Initial commit of SDX55 build toolsHEADmaster

4 files changed, 257 insertions, 0 deletions

diff --git a/build-sdx55.sh b/build-sdx55.sh
new file mode 100755
index 0000000..6a26d48
--- /dev/null
+++ b/build-sdx55.sh
@@ -0,0 +1,249 @@
+#!/bin/bash
+
+# Remote system on which "cdba" and/or "fastboot" are run
+REMOTE=qc.lab
+# User name on ${REMOTE}
+REMOTE_USER=elder
+# Path on remote host in which to place image files, etc.
+REMOTE_PATH=/local/mnt/workspace/${REMOTE_USER}/sdx55 
+# Target host name (used by "cdba" on the remote host)
+REMOTE_TARGET=sdx55-mtp-1
+
+# Path to kernel source tree on build machine
+BUILD_ROOT=~/git/linux/integration-sdx55
+
+# Target board type and max max-leb-cnt value for mkfs.ubifs
+BOARD=mtp-sdx55-mtp		# XXX Can this be just sdx55-mtp?
+# Board fastboot device serial number
+BOARD_FBID=6842abd7		# Available in /etc/cdba
+
+# BOARD=telit-fn980
+# BOARD_FBID=????		# Available in /etc/cdba
+#
+# Maximum logical erase block count for mkfs.ubifs (board-specific)
+BOARD_ERASE=1188
+# BOARD_ERASE=528
+
+# UBI image file name for root file system
+UBI_IMAGE=${BOARD}-ubi.img
+
+# It would be nice to keep the commit id in the kernel release, but
+# it's hard to prune previous kernel modules and we're adding kernel
+# modules to /lib/modules every time.  Setting this means we just
+# keep reusing /lib/modules/5.11/ in the target image.
+RELEASE=5.11
+
+# Where on the build machine to place output files
+BUILD_OUT=${BUILD_ROOT}-out
+
+# Where on the build machine to place image files
+IMAGE_OUT=${BUILD_ROOT}-image
+
+# Boot image file name
+BOOT_IMAGE=${BOARD}-boot.img
+# Initial ramdisk file used in the boot image
+RAMDISK=initrd-temp.cpio.gz
+# Command line used in the boot image
+CMDLINE='ubi.mtd=24 root=ubi0:system rootfstype=ubifs rootwait rw earlycon=qcom_geni,0xa90000 console=ttyMSM0,115200n8 ignore_loglevel pd_ignore_unused clk_ignore_unused earlycon'
+# Some versions of "mkbootimg" don't like hexadecimal
+BASE=2147483648		# 0x80000000
+
+#################
+
+PROGNAME=$(basename $0)
+JFLAG=$(grep ^processor /proc/cpuinfo | wc -l)
+
+function report() {
+	echo ======== "$@" ========
+}
+
+function usage() {
+	[ $# -gt 0 ]	&& echo ${PROGNAME}: $@			>&2
+
+	echo Usage: ${PROGNAME} OPTION [OPTION...]		>&2
+	echo >&2
+	echo Valid options are:					>&2
+	echo "  config	- configure the kernel"			>&2
+	echo "  kernel	- build the kernel"			>&2
+	echo "  modules	- build kernel modules"			>&2
+	echo "  dtbs		- build device tree blobs"	>&2
+	echo "  root		- build root image to install"	>&2
+	echo "  boot		- build boot image"		>&2
+	echo "  copy		- copy 	images to ${REMOTE}"	>&2
+	echo "  clean		- clean up generated files"	>&2
+	echo >&2
+
+	exit 1
+}
+
+function parseargs() {
+	[ $# -eq 0 ]	&& usage "at least one argument is required"
+
+	unset BUILD_CONFIG BUILD_MODULES BUILD_KERNEL BUILD_DTBS
+	unset BUILD_ROOT BUILD_BOOT CLEANUP
+	for i in "$@"; do
+		case $i in
+		config)		BUILD_CONFIG=1
+				;;
+		kernel)		BUILD_KERNEL=1
+				;;
+		modules)	BUILD_MODULES=1
+				;;
+		dtbs)		BUILD_DTBS=1
+				;;
+		root)		BUILD_ROOT=1
+				;;
+		boot)		BUILD_BOOT=1
+				;;
+		copy)		BUILD_COPY=1
+				;;
+		clean)		CLEANUP=1
+				;;
+		*)		usage "unrecognized argument '$1'" ;;
+		esac
+	done
+}
+
+function build() {
+	make -j ${JFLAG} O=${BUILD_OUT} \
+		ARCH=arm \
+		CROSS_COMPILE=arm-linux-gnueabihf- \
+		KERNELRELEASE=${RELEASE} \
+		"$@"
+}
+
+function build_config() {
+	report Configuring
+	build qcom_defconfig
+}
+
+function build_kernel() {
+	[ ! -f ${BUILD_OUT}/.config ] &&
+		usage "must configure kernel before building kernel"
+
+	report Building kernel
+	build zImage
+}
+
+function build_modules() {
+	[ ! -f ${BUILD_OUT}/.config ] &&
+		usage "must configure kernel before building modules"
+
+	report Building modules
+	build modules
+}
+
+function build_dtbs() {
+	[ ! -f ${BUILD_OUT}/.config ] &&
+		usage "must configure kernel before building dtbs"
+
+	report Building device tree blobs
+	build dtbs
+}
+
+function build_root() {
+	[ ! -f ${BUILD_OUT}/arch/arm/boot/zImage ] &&
+		usage "must build kernel before building image"
+	[ ! -f ${BUILD_OUT}/arch/arm/boot/dts/qcom-sdx55-mtp.dtb ] &&
+		usage "must build dtbs before building image"
+	[ -d ${BUILD_OUT}/lib/modules/${RELEASE} ] &&
+		usage "must build modules before building image"
+
+	# Clean up any existing output files first
+	rm -f ${UBI_IMAGE} ${UBI_IMAGE}.gz
+
+	report Building root file system image
+	# Remove old file system contents and repopulate it
+	rm -rf ${IMAGE_OUT}
+	mkdir -p ${IMAGE_OUT}
+	tar -C ${IMAGE_OUT} -xJf - < sdx55-root-image.tar.xz
+
+	# Now install the most recently built modules
+	build INSTALL_MOD_PATH=${IMAGE_OUT} INSTALL_MOD_STRIP=1 \
+		modules_install
+
+	# XXX These image files should be created in ${IMAGE_OUT}
+	report Building UBI image
+	mkfs.ubifs -q -r ${IMAGE_OUT} \
+		-m 4096 -e 253952 -c ${BOARD_ERASE} \
+		-o ubifs.img
+	ubinize -o ${UBI_IMAGE} -m 4096 -p 256KiB -s 4096 ${BOARD}.cfg
+	gzip --rsyncable ${UBI_IMAGE}
+}
+
+function build_boot() {
+	[ ! -f ${BUILD_OUT}/arch/arm/boot/zImage ] &&
+		usage "must build kernel before building boot"
+	[ ! -f ${BUILD_OUT}/arch/arm/boot/dts/qcom-sdx55-mtp.dtb ] &&
+		usage "must build dtbs before building boot"
+
+	# Clean up any existing output files first
+	rm -f ${BUILD_OUT}/${BOOT_IMAGE} ${BUILD_OUT}/${BOOT_IMAGE}.gz
+
+	report Building boot image:
+	report "    board: ${BOARD}"
+	report "   options: \"${CMDLINE}\""
+	report "   ramdisk: ${RAMDISK}"
+	cat ${BUILD_OUT}/arch/arm/boot/zImage \
+		${BUILD_OUT}/arch/arm/boot/dts/qcom-sdx55-mtp.dtb \
+		> ${BUILD_OUT}/Image-huracan.gz+dtb 
+	mkbootimg \
+		--kernel ${BUILD_OUT}/Image-huracan.gz+dtb \
+		--cmdline "${CMDLINE}" \
+		--ramdisk ${RAMDISK} \
+		--base "${BASE}" \
+		--pagesize 4096 \
+		--board ${BOARD} \
+		--output ${BUILD_OUT}/${BOOT_IMAGE}
+	gzip --rsyncable ${BUILD_OUT}/${BOOT_IMAGE}
+}
+
+function copy_out() {
+	[ ! -f ${UBI_IMAGE}.gz ] &&
+		usage "must build root image before copying"
+	[ ! -f ${BUILD_OUT}/${BOOT_IMAGE}.gz ] &&
+		usage "must build boot image before copying"
+
+	report Copying root file system image to ${REMOTE}
+	rsync -avz ${BUILD_OUT}/${BOOT_IMAGE}.gz \
+		"${REMOTE_USER}@${REMOTE}:${REMOTE_PATH}"
+	ssh ${REMOTE_USER}@${REMOTE} gunzip -f ${REMOTE_PATH}/${BOOT_IMAGE}.gz
+
+	report Copying boot image to ${REMOTE}
+	rsync -avz ${UBI_IMAGE}.gz \
+		"${REMOTE_USER}@${REMOTE}:${REMOTE_PATH}"
+	ssh ${REMOTE_USER}@${REMOTE} gunzip -f ${REMOTE_PATH}/${UBI_IMAGE}.gz
+
+	echo Run on ${REMOTE}:
+	echo "	cd ${REMOTE_PATH}"
+	echo "	fastboot -s ${BOARD_FBID} flash system ${UBI_IMAGE}"
+	echo "	cdba -b ${REMOTE_TARGET} -h localhost ${BOOT_IMAGE}"
+}
+
+function cleanup() {
+	report Cleaning up
+	rm -rf ${IMAGE_OUT} ${BUILD_OUT}
+	# XXX These get created in the build directory
+	rm -f ubifs.img ${UBI_IMAGE} ${UBI_IMAGE}.gz
+}
+
+########
+
+cd ${BUILD_ROOT}
+
+parseargs "$@"
+
+echo ==== Starting at $(date) ====
+
+[ "${BUILD_CONFIG}" ]	&& build_config
+[ "${BUILD_KERNEL}" ]	&& build_kernel
+[ "${BUILD_MODULES}" ]	&& build_modules
+[ "${BUILD_DTBS}" ]	&& build_dtbs
+[ "${BUILD_ROOT}" ]	&& build_root
+[ "${BUILD_BOOT}" ]	&& build_boot
+[ "${BUILD_COPY}" ]	&& copy_out
+[ "${CLEANUP}" ]	&& cleanup
+
+echo ==== Done at $(date) ====
+
+exit 0
diff --git a/initrd-temp.cpio.gz b/initrd-temp.cpio.gz
new file mode 100644
index 0000000..ed279e0
--- /dev/null
+++ b/initrd-temp.cpio.gz
diff --git a/mtp-sdx55-mtp.cfg b/mtp-sdx55-mtp.cfg
new file mode 100644
index 0000000..44ee721
--- /dev/null
+++ b/mtp-sdx55-mtp.cfg
@@ -0,0 +1,8 @@
+[ubifs]
+mode=ubi
+image=ubifs.img
+vol_id=28
+vol_size=100MiB
+vol_type=dynamic
+vol_name=system
+vol_flags=autoresize
diff --git a/sdx55-root-image.tar.xz b/sdx55-root-image.tar.xz
new file mode 100644
index 0000000..168d40a
--- /dev/null
+++ b/sdx55-root-image.tar.xz