mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-26 17:01:14 +00:00
6738b5e2ac
Both devices use u-boot env variables to boot OpenWrt from its flash partition. Using u-boot envtools, it is possible to change the bootcmd back to the stock firmware partition directly from OpenWrt without attaching a serial cable or even physically accessing the device. Signed-off-by: Jan Alexander <jan@nalx.net>
71 lines
1.6 KiB
Bash
71 lines
1.6 KiB
Bash
#!/bin/sh
|
|
#
|
|
# Copyright (C) 2016 LEDE
|
|
#
|
|
|
|
[ -e /etc/config/ubootenv ] && exit 0
|
|
|
|
touch /etc/config/ubootenv
|
|
|
|
. /lib/uboot-envtools.sh
|
|
. /lib/functions.sh
|
|
|
|
board=$(board_name)
|
|
|
|
ubootenv_mtdinfo () {
|
|
UBOOTENV_PART=$(cat /proc/mtd | grep APPSBLENV)
|
|
mtd_dev=$(echo $UBOOTENV_PART | awk '{print $1}' | sed 's/:$//')
|
|
mtd_size=$(echo $UBOOTENV_PART | awk '{print "0x"$2}')
|
|
mtd_erase=$(echo $UBOOTENV_PART | awk '{print "0x"$3}')
|
|
nor_flash=$(find /sys/bus/spi/devices/*/mtd -name ${mtd_dev})
|
|
|
|
if [ -n "$nor_flash" ]; then
|
|
ubootenv_size=$mtd_size
|
|
else
|
|
# size is fixed to 0x40000 in u-boot
|
|
ubootenv_size=0x40000
|
|
fi
|
|
|
|
sectors=$(( $ubootenv_size / $mtd_erase ))
|
|
echo /dev/$mtd_dev 0x0 $ubootenv_size $mtd_erase $sectors
|
|
}
|
|
|
|
case "$board" in
|
|
alfa-network,ap120c-ac |\
|
|
devolo,magic-2-wifi-next |\
|
|
edgecore,ecw5211 |\
|
|
glinet,gl-ap1300 |\
|
|
glinet,gl-b1300 |\
|
|
luma,wrtq-329acn |\
|
|
openmesh,a42 |\
|
|
openmesh,a62 |\
|
|
plasmacloud,pa1200 |\
|
|
plasmacloud,pa2200)
|
|
ubootenv_add_uci_config "/dev/mtd5" "0x0" "0x10000" "0x10000"
|
|
;;
|
|
aruba,ap-303)
|
|
ubootenv_add_uci_config "/dev/mtd13" "0x0" "0x10000" "0x10000"
|
|
;;
|
|
aruba,ap-365)
|
|
ubootenv_add_uci_config "/dev/mtd8" "0x0" "0x10000" "0x10000"
|
|
;;
|
|
buffalo,wtr-m2133hp)
|
|
ubootenv_add_uci_config "/dev/mtd8" "0x0" "0x40000" "0x20000"
|
|
;;
|
|
linksys,ea6350v3)
|
|
ubootenv_add_uci_config "/dev/mtd7" "0x0" "0x20000" "0x20000"
|
|
;;
|
|
linksys,ea8300 |\
|
|
linksys,mr8300)
|
|
ubootenv_add_uci_config "/dev/mtd7" "0x0" "0x40000" "0x20000"
|
|
;;
|
|
zyxel,nbg6617)
|
|
ubootenv_add_uci_config "/dev/mtd6" "0x0" "0x10000" "0x10000"
|
|
;;
|
|
esac
|
|
|
|
config_load ubootenv
|
|
config_foreach ubootenv_add_app_config ubootenv
|
|
|
|
exit 0
|