rootfsinstall: added -r option to specify boot resolution

src/rootfsinstall.sh

@@ -22,6 +22,7 @@ function usage() {
    echo "-h hostname : set given hostname"
    echo "-k kernel   : extract and use specified kernel file from ROOTFS/boot/ for boot"
    echo "-p password : set given password for root user"
+   echo "-r mode     : set given default video mode where applicable (e.g. -r 1920x1080-32@60)"
    echo "-y          : assume yes to all questions (script mode)"
    echo
    echo "Example: $0 /dev/sdb /tmp/openmamba-rootfs-light.arm.tar.xz"
@@ -91,6 +92,13 @@ while [ "$1" ]; do
            ROOTPASSWORD=$2
            shift
            ;;
+      -r) [ "$2" ] || {
+              echo "Error: -r option requires a video mode as argument; aborting."
+              exit 1
+           }
+           VIDEOMODE=$2
+           shift
+           ;;
       -*) echo "Error: invalid option $1; aborting."
           exit 1
           ;;
@@ -284,10 +292,11 @@ framebuffer_ignore_alpha=1" > $BOOTMP/config.txt
    [ "$SWHOME" -a "${SWHOME:0:4}" = "/tmp" ] && rm -rf $SWHOME
 
 elif [ "$TARGETDEVICE" = "cubox" ]; then
+   [ "$VIDEO_MODE" ] || VIDEO_MODE=1920x1080-32@60"
    mkdir -p $BOOTMP/boot
    echo "Creating u-boot boot.scr..."
    cat > $BOOTMP/boot/boot.txt << _EOF
-setenv bootargs 'console=ttyS0,115200n8 vmalloc=384M root=/dev/mmcblk0p2 video=dovefb:lcd0:1920x1080-32@60-edid clcd.lcd0_enable=1 clcd.
+setenv bootargs 'console=ttyS0,115200n8 vmalloc=384M root=/dev/mmcblk0p2 video=dovefb:lcd0:$VIDEO_MODE-edid clcd.lcd0_enable=1 clcd.
 lcd1_enable=0'
 echo ======== Loading kernel ========
 ext2load mmc 0:1 0x00200000 /boot/uImage