142 lines
3.2 KiB
Bash
142 lines
3.2 KiB
Bash
#!/bin/sh
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. /env/config
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if [ x$kernel_loc = xnet ]; then
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kernel_loc=tftp
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fi
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while getopt "hk:r:i:m:o:" Option
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do
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if [ ${Option} = k ]; then
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kernel_loc=${OPTARG}
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elif [ ${Option} = r ]; then
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rootfs_loc=${OPTARG}
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elif [ ${Option} = o ]; then
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oftree_loc=${OPTARG}
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elif [ ${Option} = i ]; then
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ip=${OPTARG}
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elif [ ${Option} = m ]; then
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mode=${OPTARG}
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else
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. /env/bin/_boot_help
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exit 0
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fi
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done
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if [ x$mode = xnand ]; then
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rootfs_loc=nand
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kernel_loc=nand
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elif [ x$mode = xnor ]; then
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rootfs_loc=nor
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kernel_loc=nor
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elif [ x$mode = xnfs ]; then
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rootfs_loc=net
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kernel_loc=nfs
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elif [ x$mode = xtftp ]; then
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rootfs_loc=net
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kernel_loc=tftp
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elif [ x$mode = xdisk ]; then
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rootfs_loc=disk
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kernel_loc=disk
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fi
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if [ x$ip = xdhcp -o x$ip = "xdhcp-barebox" ]; then
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if [ x$kernel_loc = xnfs -o x$kernel_loc = xtftp ]; then
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dhcp
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if [ x${global.dhcp.rootpath} != x ]; then
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nfsroot=${global.dhcp.rootpath}
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fi
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if [ x${global.dhcp.bootfile} != x ]; then
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kernelimage=${global.dhcp.bootfile}
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fi
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if [ x$global.dhcp.oftree_file} != x ]; then
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oftreeimage=${global.dhcp.oftree_file}
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fi
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fi
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fi
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if [ x$ip = xdhcp -o ]; then
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bootargs="$bootargs ip=dhcp"
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elif [ x$ip = xnone ]; then
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bootargs="$bootargs ip=none"
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else
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bootargs="$bootargs ip=$eth0.ipaddr:$eth0.serverip:$eth0.gateway:$eth0.netmask::eth0:"
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fi
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if [ x$rootfs_loc = xnet ]; then
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bootargs="$bootargs root=/dev/nfs nfsroot=$nfsroot,v3,tcp noinitrd"
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elif [ x$rootfs_loc = xdisk ]; then
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bootargs="$bootargs root=/dev/$rootfs_part_linux_dev rootfstype=$rootfs_type noinitrd rootwait"
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elif [ x$rootfs_loc = xinitrd ]; then
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bootargs="$bootargs root=/dev/ram0 rdinit=/sbin/init"
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else
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if [ x$rootfs_loc = xnand ]; then
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rootfs_mtdblock=$rootfs_mtdblock_nand
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else
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rootfs_mtdblock=$rootfs_mtdblock_nor
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fi
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if [ x$rootfs_type = xubifs ]; then
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if [ -z $ubiroot ]; then
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ubiroot="root"
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fi
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bootargs="$bootargs root=ubi0:$ubiroot ubi.mtd=$rootfs_mtdblock"
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else
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bootargs="$bootargs root=/dev/mtdblock$rootfs_mtdblock"
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fi
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bootargs="$bootargs rootfstype=$rootfs_type noinitrd"
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fi
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if [ -n $nor_parts ]; then
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mtdparts="${mtdparts}physmap-flash.0:${nor_parts}"
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fi
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if [ -n $nand_parts ]; then
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if [ -n ${mtdparts} ]; then
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mtdparts="${mtdparts};"
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fi
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mtdparts="${mtdparts}${nand_device}:${nand_parts}"
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fi
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if [ -n $mtdparts ]; then
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bootargs="${bootargs} mtdparts=${mtdparts}"
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fi
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if [ x$kernel_loc = xnfs -o x$kernel_loc = xtftp ]; then
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kdev=/image
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$kernel_loc $kernelimage $kdev || exit 1
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elif [ x$kernel_loc = xnor ]; then
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kdev="/dev/nor0.kernel"
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elif [ x$kernel_loc = xnand ]; then
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kdev="/dev/nand0.kernel.bb"
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elif [ x$kernel_loc = xdisk ]; then
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kdev="/dev/$kernel_part"
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else
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echo "error: set kernel_loc to one of 'tftp', 'nfs', 'nand', 'nor' or 'disk'"
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exit 1
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fi
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if [ x$oftree_loc = xnfs -o x$oftree_loc = xtftp ]; then
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odev=/oftree
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$oftree_loc $oftreeimage $odev || exit 1
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elif [ x$oftree_loc = xnor ]; then
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odev="/dev/nor0.oftree"
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elif [ x$oftree_loc = xnand ]; then
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odev="/dev/nand0.oftree.bb"
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elif [ x$oftree_loc = xdisk ]; then
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odev="/dev/$oftree_part"
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fi
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[ x$odev = x ] || bootm_opt="$bootm_opt -o $odev"
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echo "booting kernel from $kdev"
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#try to execute the file
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# it does not work as example for /dev as the file is not executable
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$kdev $bootm_opt
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# fall back on bootm
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bootm $bootm_opt $kdev
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