From 08a6c1c118d47abb9d10fb5c70b1cb3092505715 Mon Sep 17 00:00:00 2001
From: Guo Wenxue <guowenxue@gmail.com>
Date: Sat, 27 Jun 2020 16:28:14 +0800
Subject: [PATCH] add new uboot-sdcard.sh shell script and backup original create-sdcard.sh into ref folder
---
tools/ref/create-sdcard.sh | 0
tools/uboot-sdcard.sh | 251 ++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 251 insertions(+), 0 deletions(-)
diff --git a/tools/create-sdcard.sh b/tools/ref/create-sdcard.sh
similarity index 100%
rename from tools/create-sdcard.sh
rename to tools/ref/create-sdcard.sh
diff --git a/tools/uboot-sdcard.sh b/tools/uboot-sdcard.sh
new file mode 100755
index 0000000..4533be2
--- /dev/null
+++ b/tools/uboot-sdcard.sh
@@ -0,0 +1,251 @@
+#!/bin/bash
+# Author: Guo Wenxue<guowenxue@gmail.com> QQ: 281143292
+#
+# This script will create a bootable SD card and install u-boot into it.
+# Formatting can be skipped if the SD card is already formatted properly.
+# SD card had better smaller than 16GB.
+#
+# It must be run with root permissions. Example:
+# $ sudo ./uboot-sdcard.sh
+#
+
+PWD=`pwd`
+PRJ_PATH=`dirname ${PWD}`
+IMG_PATH=${PRJ_PATH}/linux-bsp/images
+
+function check_root_run()
+{
+ AMIROOT=`whoami | awk {'print $1'}`
+ if [ "$AMIROOT" != "root" ] ; then
+ echo ""
+ echo " **** Error *** must run script with sudo"
+ echo ""
+ exit
+ fi
+}
+
+# find the avaible SD cards
+function find_avaible_sdcard()
+{
+ echo " "
+ echo "Availible Drives to write images to: "
+ echo " "
+
+ ROOTDRIVE=`mount | grep 'on / ' | awk {'print $1'} | cut -c6-8`
+ echo "# major minor size name "
+ cat /proc/partitions | grep -v $ROOTDRIVE | grep '\<sd.\>' | grep -n ''
+ echo " "
+
+ ENTERCORRECTLY=0
+ while [ $ENTERCORRECTLY -ne 1 ]
+ do
+ read -p 'Enter Device Number: ' DRIVENUMBER
+ echo " "
+
+ DEVNAME=`cat /proc/partitions | grep -v 'sda' | grep '\<sd.\>' | grep -n '' | grep "${DRIVENUMBER}:" | awk '{print $5}'`
+ DRIVE=/dev/$DEVNAME
+ DEVSIZE=`cat /proc/partitions | grep -v 'sda' | grep '\<sd.\>' | grep -n '' | grep "${DRIVENUMBER}:" | awk '{print $4}'`
+
+ if [ -n "$DEVNAME" ] ; then
+ ENTERCORRECTLY=1
+ echo "$DEVNAME was selected"
+ else
+ echo "Invalid selection"
+ fi
+
+ echo ""
+ done
+
+}
+
+function check_umount_sdcard()
+{
+echo ""
+echo "+-----------------------------------------+"
+echo "| Check and umount SD card $DEVNAME |"
+echo "+-----------------------------------------+"
+echo ""
+
+ #unmount drives if they are mounted
+ unmounted1=`df | grep '\<'$DEVNAME'1\>' | awk '{print $1}'`
+ unmounted2=`df | grep '\<'$DEVNAME'2\>' | awk '{print $1}'`
+ unmounted3=`df | grep '\<'$DEVNAME'3\>' | awk '{print $1}'`
+
+ if [ -n "$unmounted1" ] ; then
+ echo " unmounted ${DRIVE}1"
+ sudo umount -f ${DRIVE}1
+ fi
+
+ if [ -n "$unmounted2" ] ; then
+ echo " unmounted ${DRIVE}2"
+ sudo umount -f ${DRIVE}2
+ fi
+
+ if [ -n "$unmounted3" ] ; then
+ echo " unmounted ${DRIVE}3"
+ sudo umount -f ${DRIVE}3
+ fi
+}
+
+function check_partition_sdcard()
+{
+echo ""
+echo "+-----------------------------------------+"
+echo "| Check SD cards partitions |"
+echo "+-----------------------------------------+"
+echo ""
+
+ # check to see if the device is already partitioned
+ SIZE1=`cat /proc/partitions | grep -v 'sda' | grep '\<'$DEVNAME'1\>' | awk '{print $3}'`
+ SIZE2=`cat /proc/partitions | grep -v 'sda' | grep '\<'$DEVNAME'2\>' | awk '{print $3}'`
+ SIZE3=`cat /proc/partitions | grep -v 'sda' | grep '\<'$DEVNAME'3\>' | awk '{print $3}'`
+ SIZE4=`cat /proc/partitions | grep -v 'sda' | grep '\<'$DEVNAME'4\>' | awk '{print $3}'`
+
+ echo " ${DEVNAME}1 ${DEVNAME}2 ${DEVNAME}3"
+ echo $SIZE1 $SIZE2 $SIZE3
+ echo ""
+
+ PARTITION="0"
+ if [ -n "$SIZE1" -a -n "$SIZE2" ] ; then
+ if [ "$SIZE1" -gt "72000" -a "$SIZE2" -gt "700000" ] ; then
+ echo "Detected device has partitions already"
+ PARTITION=1
+ fi
+ else
+ echo "WARN: SD Card is not correctly partitioned"
+ fi
+
+}
+
+function format_sdcard()
+{
+ check_partition_sdcard
+
+ if [ $PARTITION -eq 1 ] ; then
+ ENTERCORRECTLY=0
+ while [ $ENTERCORRECTLY -ne 1 ]
+ do
+ echo ""
+ read -p 'Would you like to re-partition the drive anyways [y/n] : ' CASEPARTITION
+ ENTERCORRECTLY=1
+
+ echo ""
+ case $CASEPARTITION in
+ "y") echo "Now partitioning $DEVICEDRIVENAME ...";PARTITION=0;;
+ "n") echo "Skipping partitioning"; return ;;
+ *) echo "Please enter y or n";ENTERCORRECTLY=0;;
+ esac
+ done
+ fi
+
+
+echo ""
+echo "+-----------------------------------------+"
+echo "| Now making 2 partitions |"
+echo "+-----------------------------------------+"
+echo ""
+
+ dd if=/dev/zero of=$DRIVE bs=1024 count=1024
+ SIZE=`fdisk -l $DRIVE | grep Disk | awk '{print $5}'`
+ echo DISK SIZE - $SIZE bytes
+
+ # 每一个柱面的大小为255*63*512=8,225,280 Bytes
+ CYLINDERS=`echo $SIZE/255/63/512 | bc`
+
+# sfdisk的-D参数指定与DOS兼容，并自动在每个分区前预留空间，以存放MBR（Master Boot Record);
+# 第一行分区描述,40,0x0C,*, 自动分配起始柱面，数量为40，分区ID为0x0C(表示FAT32分区），< bootable >为*, 表示可启动分区。
+# 第二行分区描述,41,,,-, 起始柱面为41，后面的所有空间分配到该分区。
+
+sfdisk -D -H 255 -S 63 -C $CYLINDERS $DRIVE << EOF
+,40,0x0C,*
+41,,,-
+EOF
+
+
+echo ""
+echo "+-----------------------------------------+"
+echo "| Format boot partition as FAT |"
+echo "+-----------------------------------------+"
+echo ""
+ mkfs.vfat -F 32 -n "boot" ${DRIVE}1
+
+
+echo ""
+echo "+-----------------------------------------+"
+echo "| Format rootfs partition as ext3 |"
+echo "+-----------------------------------------+"
+echo ""
+ mkfs.ext3 -L "rootfs" ${DRIVE}2
+
+
+ sync
+ sync
+}
+
+function install_uboot()
+{
+
+echo ""
+echo "+-----------------------------------------+"
+echo "| Install bootloader into SD card |"
+echo "+-----------------------------------------+"
+echo ""
+
+ ENTERCORRECTLY=0
+ while [ $ENTERCORRECTLY -ne 1 ]
+ do
+ read -p 'Would you like to continue install u-boot ? [y/n] : ' EXITQ
+ echo ""
+ echo " "
+
+ ENTERCORRECTLY=1
+ case $EXITQ in
+ "n") ;;
+ "y")
+ mkdir /media/{boot,rootfs} 2> /dev/null
+ sudo mount ${DRIVE}1 /media/boot
+
+ COPY=0
+
+ if [ -s ${IMG_PATH}/MLO ] ; then
+ echo "cp -f ${IMG_PATH}/MLO /media/boot"
+ cp -f ${IMG_PATH}/MLO /media/boot
+ COPY=1
+ fi
+
+ if [ -s ${IMG_PATH}/u-boot.img ] ; then
+ echo "cp -f ${IMG_PATH}/u-boot.img /media/boot"
+ cp -f ${IMG_PATH}/u-boot.img /media/boot
+ COPY=2
+ fi
+
+ if [ $COPY != 2 ] ; then
+ echo "ERROR: MLO or u-boot.img copy failure"
+ fi
+
+ echo "ls /medial/boot"
+ ls --color /media/boot
+
+ echo ""
+ echo "Install bootloader done"
+ echo ""
+
+ sudo umount /media/boot
+ return;;
+
+ *) echo "Please enter y or n"; ENTERCORRECTLY=0;;
+ esac
+ done
+}
+
+
+check_root_run
+
+find_avaible_sdcard
+
+check_umount_sdcard
+
+format_sdcard
+
+install_uboot
+
--
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