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#!/bin/sh
. /env/config
if [ x$1 = xnand ]; then
rootfs_loc=nand
kernel_loc=nand
elif [ x$1 = xnor ]; then
rootfs_loc=nor
kernel_loc=nor
elif [ x$1 = xnfs ]; then
rootfs_loc=net
kernel_loc=nfs
elif [ x$1 = xtftp ]; then
rootfs_loc=net
kernel_loc=tftp
fi
if [ x$ip = xdhcp ]; then
bootargs="$bootargs ip=dhcp"
elif [ x$ip = xnone ]; then
bootargs="$bootargs ip=none"
else
bootargs="$bootargs ip=$eth0.ipaddr::$eth0.gateway:$eth0.netmask:::"
fi
if [ x$rootfs_loc = xnet ]; then
bootargs="$bootargs root=/dev/nfs nfsroot=$nfsroot,v3,tcp noinitrd"
elif [ x$rootfs_loc = xinitrd ]; then
bootargs="$bootargs root=/dev/ram0 rdinit=/sbin/init"
else
if [ x$rootfs_loc = xnand ]; then
rootfs_mtdblock=$rootfs_mtdblock_nand
else
rootfs_mtdblock=$rootfs_mtdblock_nor
fi
if [ x$rootfs_type = xubifs ]; then
if [ -z $ubiroot ]; then
ubiroot="root"
fi
bootargs="$bootargs root=ubi0:$ubiroot ubi.mtd=$rootfs_mtdblock"
else
bootargs="$bootargs root=/dev/mtdblock$rootfs_mtdblock"
fi
bootargs="$bootargs rootfstype=$rootfs_type noinitrd"
fi
if [ -n $nor_parts ]; then
mtdparts="${mtdparts}physmap-flash.0:${nor_parts}"
fi
if [ -n $nand_parts ]; then
if [ -n ${mtdparts} ]; then
mtdparts="${mtdparts};"
fi
mtdparts="${mtdparts}${nand_device}:${nand_parts}"
fi
if [ -n $mtdparts ]; then
bootargs="${bootargs} mtdparts=${mtdparts}"
fi
if [ ! -e /dev/ram0.kernelraw ]; then
# arm raw kernel images are usually located at sdram start + 0x8000
addpart /dev/ram0 8M@0x8000(kernelraw)
fi
if [ ! -e /dev/ram0.kernel ]; then
# Here we can safely put the kernel without risking of overwriting it
# while extracting
addpart /dev/ram0 8M@8M(kernel)
fi
if [ x$kernel_loc = xnfs ] || [ x$kernel_loc = xtftp ]; then
if [ x$ip = xdhcp ]; then
dhcp
fi
if [ $kernelimage_type = uimage ]; then
netload="/dev/ram0.kernel"
elif [ $kernelimage_type = zimage ]; then
netload="/dev/ram0.kernel"
elif [ $kernelimage_type = raw ]; then
netload="/dev/ram0.kernelraw"
elif [ $kernelimage_type = raw_lzo ]; then
netload="/dev/ram0.kernel"
else
echo "error: set kernelimage_type to one of 'uimage', 'zimage', 'raw' or 'raw_lzo'"
exit 1
fi
$kernel_loc $kernelimage $netload || exit 1
kdev="$netload"
elif [ x$kernel_loc = xnor ]; then
kdev="/dev/nor0.kernel"
elif [ x$kernel_loc = xnand ]; then
kdev="/dev/nand0.kernel.bb"
else
echo "error: set kernel_loc to one of 'nfs', 'tftp', 'nand' or 'nor'"
exit 1
fi
echo "booting kernel of type $kernelimage_type from $kdev"
if [ x$kernelimage_type = xuimage ]; then
bootm $kdev
elif [ x$kernelimage_type = xzimage ]; then
bootz $kdev
elif [ x$kernelimage_type = xraw ]; then
if [ $kernel_loc != net ]; then
cp $kdev /dev/ram0.kernelraw
fi
bootu /dev/ram0.kernelraw
elif [ x$kernelimage_type = xraw_lzo ]; then
unlzo $kdev /dev/ram0.kernelraw
bootu /dev/ram0.kernelraw
fi
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