minix/releasetools/gen_uEnv.txt.sh

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