From 588586f0f3086ee157ad78843b16339bdbdfa7f1 Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Thu, 25 Nov 2021 23:47:44 +0800
Subject: [PATCH] update top build shell script
---
bsp/images/build.sh | 119 ++++++++++++++++++++++++++++++++++++++++++++++-------------
1 files changed, 92 insertions(+), 27 deletions(-)
diff --git a/bsp/images/build.sh b/bsp/images/build.sh
index 8db2ddf..fa49f9d 100755
--- a/bsp/images/build.sh
+++ b/bsp/images/build.sh
@@ -7,7 +7,7 @@
# +-------------------------------+-----------------------+---------------------------------+
# | Start Address | Size | Usage |
# +-------------------------------+-----------------------+---------------------------------+
-# | 0x0 | 32 sectors(16K) | Reserved for partition table |
+# | 0x0 | 2 sectors(1K) | Reserved for partition table |
# +-------------------------------+-----------------------+---------------------------------+
# | 2 sector(1K, 0x400) | 20414 sectors(9M+) | i.MX6ULL u-boot image |
# +-------------------------------+-----------------------+---------------------------------+
@@ -18,15 +18,17 @@
#
PRJ_PATH=`pwd`
-IMAGE_PATH=${PRJ_PATH}/bin/
+PRJ_NAME=`basename ${PRJ_PATH}`
+
+IMAGE_PATH=${PRJ_PATH}/boot/
BOARD=imx6ull
# rootfs should be buildroot or stretch/buster/bullseye for debian system
-ROOTFS=buildroot
+ROOTFS=buster
# linux kernel tarball path and branch
-TAR_PATH=/home/guowenxue/imx6ull/bsp/tarball
+TAR_PATH=${PRJ_PATH}/../tarball
BOOT=emmc
@@ -37,18 +39,19 @@
IMAGE_SIZE=2048
fi
-# 1 sector - for i.MX6 or i.MX7
-UBOOT_OFSET=1
+#i.MX6/i.MX7 read uboot from mmc start on sector #2
+UBOOT_OFSET=2
+MMC_SECSIZE=512
-# BootRom(U-boot) Size 10MB: 20480 Sectors * 512B
+# U-boot space Size 10MB
UBOOT_SIZE=10
-# vfat boot partition size
+# vfat boot partition 100MB
BOOT_SIZE=100
-IMG_UBOOT=${IMAGE_PATH}/u-boot-imx6ull-emmc.imx
-IMG_KERNEL=${IMAGE_PATH}/Image
+IMG_UBOOT=${PRJ_PATH}/u-boot-imx6ull-emmc.imx
+IMG_KERNEL=${IMAGE_PATH}/zImage
IMG_DTB=${IMAGE_PATH}/imx6ull-emmc.dtb
ROOTFS_TAR=${TAR_PATH}/rootfs_${ROOTFS}.tar.bz2
@@ -58,12 +61,6 @@
set -u
set -e
-if [ `id -u` != 0 ] ; then
- echo "ERROR: This shell script must run as root"
- exit 0;
-fi
-
-trap 'exit_handler' EXIT
function exit_handler()
{
echo "Shell script exit now, do some clean work"
@@ -101,16 +98,13 @@
function generate_image()
{
- # system image block count by block=512k
- BLOCK_CNT=`expr 2 \* ${IMAGE_SIZE}`
-
# FAT32 boot partition start/end address in MB
BOOT_START=${UBOOT_SIZE}
BOOT_END=`expr ${BOOT_START} + ${BOOT_SIZE}`
msg_banner " <${STAGE}> Generate system image "
- dd if=/dev/zero of=${IMAGE_NAME} bs=512k count=${BLOCK_CNT} && sync
+ dd if=/dev/zero of=${IMAGE_NAME} bs=1024k count=${IMAGE_SIZE} && sync
chmod a+x ${IMAGE_NAME}
msg_banner " <${STAGE}> Partition system image "
@@ -139,7 +133,7 @@
function install_sysimg()
{
msg_banner " <${STAGE}> Install u-boot image"
- sudo dd if=${IMG_UBOOT} of=${IMAGE_NAME} bs=1k seek=${UBOOT_OFSET} conv=notrunc,sync
+ sudo dd if=${IMG_UBOOT} of=${IMAGE_NAME} bs=${MMC_SECSIZE} seek=${UBOOT_OFSET} conv=notrunc,sync
msg_banner " <${STAGE}> Install linux kernel image"
@@ -170,15 +164,86 @@
umount ${MNT_POINT}
}
-mkdir -p ${MNT_POINT}
+function do_distclean()
+{
+ printf "\n\n -- do distclean in `basename ${PRJ_PATH}` --\n\n"
-generate_image
+ rm -f *${BOARD}*
+ rm -rf boot/*Image*
+ rm -rf boot/overlays/
+ rm -rf boot/*${BOARD}*
+ exit 0;
+}
-format_partition
+function do_image()
+{
+ mkdir -p ${MNT_POINT}
-install_sysimg
+ generate_image
-install_rootfs
+ format_partition
-rm -rf ${MNT_POINT}
+ install_sysimg
+
+ install_rootfs
+
+ msg_banner " bzip2 compress system image "
+ bzip2 ${IMAGE_NAME}
+
+ rm -rf ${MNT_POINT}
+
+ printf "\n\n -- generate system image done --\n\n"
+}
+
+
+function do_root()
+{
+ echo ""
+ if [[ $1 == "yes" ]] && [ `id -u` != 0 ] ; then
+ echo "ERROR: This action must run as root!"
+ echo ""
+ exit;
+ elif [[ $1 != "yes" ]] && [ `id -u` == 0 ] ; then
+ echo "ERROR: This action cannot run as root!"
+ echo ""
+ exit;
+ fi
+}
+
+function do_usage()
+{
+ echo ""
+ echo "Usage:"
+ echo " $0 [-b] [-c] [-h]"
+ echo " -b: download and build $PRJ_NAME"
+ echo " -c: clean all the source code"
+ echo " -h: show this help message"
+ echo ""
+ echo " WARNNING: This shell script must run as sudo"
+ echo ""
+ exit;
+}
+
+trap 'exit_handler' EXIT
+
+while getopts "bch" OPTNAME
+do
+ case "${OPTNAME}" in
+ "b")
+ break;
+ ;;
+
+ "c")
+ do_root "yes"
+ do_distclean
+ ;;
+
+ "*")
+ do_usage
+ ;;
+ esac
+done
+
+do_root "yes"
+do_image
--
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