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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
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#
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# Copyright (C) 2016 LEDE
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#
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[ -e /etc/config/ubootenv ] && exit 0
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touch /etc/config/ubootenv
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. /lib/uboot-envtools.sh
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. /lib/functions.sh
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board=$(board_name)
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ubootenv_mtdinfo () {
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UBOOTENV_PART=$(cat /proc/mtd | grep APPSBLENV)
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mtd_dev=$(echo $UBOOTENV_PART | awk '{print $1}' | sed 's/:$//')
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mtd_size=$(echo $UBOOTENV_PART | awk '{print "0x"$2}')
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mtd_erase=$(echo $UBOOTENV_PART | awk '{print "0x"$3}')
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nor_flash=$(find /sys/bus/spi/devices/*/mtd -name ${mtd_dev})
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if [ -n "$nor_flash" ]; then
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ubootenv_size=$mtd_size
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else
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# size is fixed to 0x40000 in u-boot
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ubootenv_size=0x40000
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fi
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sectors=$(( $ubootenv_size / $mtd_erase ))
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echo /dev/$mtd_dev 0x0 $ubootenv_size $mtd_erase $sectors
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}
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case "$board" in
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alfa-network,ap120c-ac |\
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devolo,magic-2-wifi-next |\
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edgecore,ecw5211 |\
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glinet,gl-ap1300 |\
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glinet,gl-b1300 |\
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luma,wrtq-329acn |\
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openmesh,a42 |\
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openmesh,a62 |\
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plasmacloud,pa1200 |\
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plasmacloud,pa2200)
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ubootenv_add_uci_config "/dev/mtd5" "0x0" "0x10000" "0x10000"
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;;
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aruba,ap-303)
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ubootenv_add_uci_config "/dev/mtd13" "0x0" "0x10000" "0x10000"
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;;
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aruba,ap-365)
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ubootenv_add_uci_config "/dev/mtd8" "0x0" "0x10000" "0x10000"
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;;
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buffalo,wtr-m2133hp)
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ubootenv_add_uci_config "/dev/mtd8" "0x0" "0x40000" "0x20000"
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;;
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linksys,ea6350v3)
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ubootenv_add_uci_config "/dev/mtd7" "0x0" "0x20000" "0x20000"
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;;
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linksys,ea8300 |\
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linksys,mr8300)
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ubootenv_add_uci_config "/dev/mtd7" "0x0" "0x40000" "0x20000"
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;;
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zyxel,nbg6617)
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ubootenv_add_uci_config "/dev/mtd6" "0x0" "0x10000" "0x10000"
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;;
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esac
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config_load ubootenv
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config_foreach ubootenv_add_app_config ubootenv
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exit 0
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