OpenWrt – Rev 4

Subversion Repositories:
Rev:
echo "Gateworks Ventana OpenWrt Boot script v1.01"

# set some defaults
# set some defaults
test -n "$fs"    || fs=ext2
test -n "$disk"  || disk=0
setenv nextcon 0
setenv bootargs console=${console},${baudrate}
setenv loadaddr 10800000
setenv fdt_addr 18000000

# detect dtype and bootdev by looking for kernel on media the bootloader
# has mounted (in order of preference: usb/mmc/sata)
#
# This assumes the bootloader has already started the respective subsystem
# or mounted the filesystem if appropriate to get to this bootscript
#
# To Speed up boot set dtype manually
if test -n "$dtype" ; then
        echo "Using dtype from env: $dtype"
else
        echo "Detecting boot device (dtype)..."
        if ${fs}load usb ${disk}:1 ${loadaddr} ${bootdir}/uImage ; then
                dtype=usb
        elif ${fs}load mmc ${disk}:1 ${loadaddr} ${bootdir}/uImage ; then
                dtype=mmc
        elif ${fs}load sata ${disk}:1 ${loadaddr} ${bootdir}/uImage ; then
                dtype=sata
        elif ubifsload ${loadaddr} ${bootdir}/uImage ; then
                dtype=nand
        fi
        echo "detected dtype:$dtype"
fi
if test -n "$bootdev" ; then
        echo "Using bootdev from env: $bootdev"
else
        if itest.s "x${dtype}" == "xmmc" ; then
                bootdev=mmcblk0p1
        else
                bootdev=sda1
        fi
fi

if itest.s "x${dtype}" == "xnand" ; then
        echo "Booting from NAND..."
        # fix partition name
        #  OpenWrt kernel bug prevents partition name of 'rootfs' from booting
        #  instead name the partition ubi which is what is looked for by
        #  procd sysupgrade
        mtdparts del rootfs && mtdparts add nand0 - ubi
        echo "mtdparts:${mtdparts}"
        setenv fsload ubifsload
        setenv root "ubi0:ubi ubi.mtd=2 rootfstype=squashfs,ubifs"
else
        echo "Booting from block device ${bootdev}..."
        setenv fsload "${fs}load ${dtype} ${disk}:1"
        setenv root "root=/dev/${bootdev} rootfstype=${fs} rootwait rw"
fi

setenv bootargs "${bootargs}" "${root}" "${video}" "${extra}"
if ${fsload} ${loadaddr} ${bootdir}/uImage; then
        if ${fsload} ${fdt_addr} ${bootdir}/${fdt_file}; then
                echo Loaded DTB from ${bootdir}/${fdt_file}
                test -n "$fixfdt" && run fixfdt
                bootm ${loadaddr} - ${fdt_addr}
        elif ${fsload} ${fdt_addr} ${bootdir}/${fdt_file1}; then
                echo Loaded DTB from ${bootdir}/${fdt_file1}
                test -n "$fixfdt" && run fixfdt
                bootm ${loadaddr} - ${fdt_addr}
        elif ${fsload} ${fdt_addr} ${bootdir}/${fdt_file2}; then
                echo Loaded DTB from ${bootdir}/${fdt_file2}
                test -n "$fixfdt" && run fixfdt
                bootm ${loadaddr} - ${fdt_addr}
        else
                echo "Error loading device-tree"
        fi
else
        echo "Error loading kernel image"
fi