am65xevm: Initial fastboot script

Initial Fastboot flashing script to flash all
android images on am65xevm

Signed-off-by: Praneeth Bajjuri <praneeth@ti.com>

1 files changed, 202 insertions, 0 deletions

diff --git a/fastboot.sh b/fastboot.sh
new file mode 100755
index 0000000..f90eeba
--- /dev/null
+++ b/fastboot.sh
@@ -0,0 +1,202 @@
+#!/bin/bash
+
+usage ()
+{
+        echo "Usage: sudo fastboot.sh <options>";
+        echo "options:";
+        echo "  --help Show this message and exit"
+        exit 1;
+}
+
+#no args case
+if [ "$1" = "--help" ] ; then
+        usage
+fi
+
+# Pre-packaged DB
+export FASTBOOT=${FASTBOOT-"./fastboot"}
+export PRODUCT_OUT=${PRODUCT_OUT-"./"}
+export LD_LIBRARY_PATH=./
+
+echo "Fastboot: $FASTBOOT"
+echo "Image location: $PRODUCT_OUT"
+
+
+# =============================================================================
+# pre-run
+# =============================================================================
+
+# Verify fastboot program is available
+# Verify user permission to run fastboot
+# Verify fastboot detects a device, otherwise exit
+if [ -f ${FASTBOOT} ]; then
+        fastboot_status=`${FASTBOOT} devices 2>&1`
+        if [ `echo $fastboot_status | grep -wc "no permissions"` -gt 0 ]; then
+                cat <<-EOF >&2
+                -------------------------------------------
+                 Fastboot requires administrator permissions
+                 Please run the script as root or create a
+                 fastboot udev rule, e.g:
+
+                 % cat /etc/udev/rules.d/99_android.rules
+                   SUBSYSTEM=="usb",
+                   SYSFS{idVendor}=="0451"
+                   OWNER="<username>"
+                   GROUP="adm"
+                -------------------------------------------
+                EOF
+                exit 1
+        elif [ "X$fastboot_status" = "X" ]; then
+                echo "No device detected. Please ensure that" \
+                         "fastboot is running on the target device"
+                exit -1;
+        else
+                device=`echo $fastboot_status | awk '{print$1}'`
+                echo -e "\nFastboot - device detected: $device\n"
+        fi
+else
+        echo "Error: fastboot is not available at ${FASTBOOT}"
+        exit -1;
+fi
+
+# make bootloader image
+# bootloader.img is FAT Image consisting
+# sysfw.itb, u-boot.img and tispl.bin
+dd if=/dev/zero of=bootloader.img bs=1048576 count=8
+mkfs.vfat bootloader.img
+mcopy -i bootloader.img tispl.bin ::tispl.bin
+mcopy -i bootloader.img u-boot.img ::u-boot.img
+mcopy -i bootloader.img sysfw.itb ::sysfw.itb
+
+## poll the board to find out its configuration
+cpu=`${FASTBOOT} getvar cpu 2>&1         | grep cpu     | awk '{print$2}'`
+cputype=`${FASTBOOT} getvar secure 2>&1  | grep secure  | awk '{print$2}'`
+boardrev=`${FASTBOOT} getvar board_rev 2>&1  | grep board_rev  | awk '{print$2}' | cut -b 1`
+
+# Create the filename
+tiboot3bin="${PRODUCT_OUT}tiboot3.bin"
+bootloaderimg="${PRODUCT_OUT}bootloader.img"
+systemimg="${PRODUCT_OUT}system.img"
+userdataimg="${PRODUCT_OUT}userdata.img"
+vendorimg="${PRODUCT_OUT}vendor.img"
+bootfitimg="${PRODUCT_OUT}boot_fit.img"
+
+# Verify that all the files required for the fastboot flash
+# process are available
+
+if [ ! -e "${tiboot3bin}" ] ; then
+  echo "Missing ${tiboot3bin}"
+  exit -1;
+fi
+if [ ! -e "${bootloaderimg}" ] ; then
+  echo "Missing ${bootloaderimg}"
+  exit -1;
+fi
+if [ ! -e "${systemimg}" ] ; then
+  echo "Missing ${systemimg}"
+  exit -1;
+fi
+if [ ! -e "${userdataimg}" ] ; then
+  echo "Missing ${userdataimg}"
+  exit -1;
+fi
+if [ ! -e "${vendorimg}" ] ; then
+  echo "Missing ${vendorimg}"
+  exit -1;
+fi
+if [ ! -e "${bootfitimg}" ] ; then
+  echo "Missing ${bootfitimg}"
+  exit -1;
+fi
+
+#echo "Create GPT partition table"
+#${FASTBOOT} oem format
+
+sleep 3
+
+echo "Flashing tiboot3....."
+echo "   tiboot3bin:     ${tiboot3bin}"
+${FASTBOOT} flash tiboot3       ${tiboot3bin}
+
+sleep 3
+echo "   bootloader:  ${bootloaderimg}"
+${FASTBOOT} flash bootloader    ${bootloaderimg}
+
+# echo "Reboot: make sure new bootloader runs..."
+# ${FASTBOOT} reboot-bootloader
+# sleep 5
+
+#echo "Re-creating GPT partition table with new bootloader"
+#${FASTBOOT} oem format
+
+echo "Flash android partitions"
+${FASTBOOT} flash system        ${systemimg}
+${FASTBOOT} flash vendor        ${vendorimg}
+
+echo "Flashing FIT Boot Image"
+${FASTBOOT} flash boot ${bootfitimg}
+
+userdataimg_orig="${userdataimg}.orig"
+if [ ! -f $userdataimg_orig ]; then
+        cp $userdataimg $userdataimg_orig
+else
+        cp $userdataimg_orig $userdataimg
+fi
+
+echo "Resizing userdata.img"
+resizefail=0
+userdatasize=`${FASTBOOT} getvar userdata_size 2>&1 | grep "userdata_size" | awk '{print$2}'`
+if [ -n "$userdatasize" ]; then
+        while [ 1 ];do
+                echo Current userdata partition size=${userdatasize} KB
+                if [ -d "./data" ]; then
+                        echo "Removing data"
+                        rm -rf ./data || resizefail=1
+                        if [ $resizefail -eq 1 ]; then
+                                echo "unable to remove data folder" && break
+                        fi
+                fi
+                mkdir ./data
+                ./simg2img ${userdataimg} ${userdataimg}.raw
+                mount -o loop -o grpid -t ext4 ${userdataimg}.raw ./data || resizefail=1
+                if [ $resizefail -eq 1 ]; then
+                        echo "Mount failed" && break
+                fi
+                ./make_ext4fs -s -l ${userdatasize}K -a data ${userdataimg} data/
+                sync
+                umount data
+                sync
+                rm -rf ./data
+                rm ${userdataimg}.raw
+                break
+        done
+else
+        resizefail=1
+fi
+
+if [ $resizefail -eq 1 ]; then
+        echo "userdata resize failed."
+        echo "Eg: sudo ./fastboot.sh"
+        echo "For now, we are defaulting to original userdata.img"
+        cp $userdataimg_orig $userdataimg
+fi
+${FASTBOOT} flash userdata ${userdataimg}
+
+#reboot now
+#${FASTBOOT} reboot
+
+#if [ $resizefail -eq 1 ]; then
+#       echo "--------------------------------------------------"
+#       echo "Attempt was made to resize the userdata partition image"
+#       echo "to the size available on your SOM. But it failed either"
+#       echo "because it failed to remove existing ./data folder or because"
+#       echo "you are not running this script with superuser privileges"
+#       echo "Don't panic! The script just loaded the original userdata.img"
+#       echo "so, things should just work as expected. Just that the size"
+#       echo "of /data will be smaller on target."
+#       echo ""
+#       echo "If you really want to resize userdata.img, remove any existing"
+#       echo "./data folder and run \"sudo ./fastboot.sh\""
+#       echo "For now, we are defaulting to original userdata.img"
+#       echo "--------------------------------------------------"
+#fi