75 lines
1.7 KiB
Bash
75 lines
1.7 KiB
Bash
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#!/bin/sh
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#generate a u-boot u-env.
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list="0x80200000 kernel.bin
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0x90000000 ds.elf
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0x90800000 rs.elf
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0x91000000 pm.elf
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0x91800000 sched.elf
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0x92000000 vfs.elf
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0x92800000 memory.elf
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0x93000000 log.elf
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0x93800000 tty.elf
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0x94000000 mfs.elf
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0x94800000 vm.elf
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0x95000000 pfs.elf
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0x95800000 init.elf
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0x96000000 cmdline.txt"
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#
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# PREFIX for loading file over tftp to allow hosting multiple
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# version/devices.
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NETBOOT_PREFIX=""
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NETBOOT="no"
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BOOT="mmcbootcmd"
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while getopts "p:n?" c
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do
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case "$c" in
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\?)
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echo "Usage: $0 [-p netboot_prefix] -n" >&2
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exit 1
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;;
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n)
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# genrate netbooting uEnv.txt
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BOOT="netbootcmd"
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NETBOOT="yes"
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;;
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p)
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NETBOOT_PREFIX=$OPTARG
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;;
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esac
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done
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function fill_cmd(){
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#load == load method like fatload mmc 0:1
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#prefix is an optional directory containing the ending /
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load=$1
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prefix=$2
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export IFS=" "
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echo $list | while true
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do
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if ! read -r mem addr
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then
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break
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fi
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#e.g. ; fatloat mmc 0:1 0x82000000 mydir/ds.elf
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echo -n "; $load $mem $prefix$addr"
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done
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}
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echo "# Set the command to be executed"
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echo "uenvcmd=run $BOOT"
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echo
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echo "# With cmdline/bootargs in cmdline.txt"
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echo "mmcbootcmd=echo starting from MMC ; mmc part 0; mw.b 0x96000000 0 16384 $(fill_cmd "fatload mmc 0:1" "") ; dcache off ; icache off ; go 0x80200000"
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echo
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echo "# Netbooting."
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echo "serverip=192.168.12.10"
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echo "ipaddr=192.168.12.62"
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echo "usbnet_devaddr=e8:03:9a:24:f9:10"
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echo "usbethaddr=e8:03:9a:24:f9:11"
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echo "netbootcmd=echo starting from TFTP; usb start; mw.b 0x96000000 0 16384 $(fill_cmd "tftp" "$NETBOOT_PREFIX") ; dcache off ; icache off ; go 0x80200000"
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exit 0
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