difos/target/linux/ramips/mt7621/base-files/lib/upgrade/platform.sh
Tee Hao Wei 0c721434ea ramips: add support for Linksys EA8100 v2
Specifications:
- SoC: MT7621AT
- RAM: 256MB
- Flash: 128MB NAND
- Ethernet: 5 Gigabit ports
- WiFi: 2.4G/5G MT7615N
- USB: 1 USB 3.0, 1 USB 2.0

This device is very similar to the EA7300 v1/v2, EA7500 v2, and EA8100 v1.

Installation:

Upload the generated factory image through the factory web interface.

(following part taken from EA7300 v2 commit message:)

This might fail due to the A/B nature of this device. When flashing, OEM
firmware writes over the non-booted partition. If booted from 'A',
flashing over 'B' won't work. To get around this, you should flash the
OEM image over itself. This will then boot the router from 'B' and
allow you to flash OpenWRT without problems.

Reverting to factory firmware:

Hard-reset the router three times to force it to boot from 'B.' This is
where the stock firmware resides. To remove any traces of OpenWRT from
your router simply flash the OEM image at this point.

With thanks to Tom Wizetek (@wizetek) for testing.

Signed-off-by: Tee Hao Wei <angelsl@in04.sg>
2021-07-11 16:58:12 +02:00

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Executable file

#
# Copyright (C) 2010 OpenWrt.org
#
PART_NAME=firmware
REQUIRE_IMAGE_METADATA=1
RAMFS_COPY_BIN='fw_printenv fw_setenv'
RAMFS_COPY_DATA='/etc/fw_env.config /var/lock/fw_printenv.lock'
platform_check_image() {
return 0
}
platform_do_upgrade() {
local board=$(board_name)
case "$board" in
alfa-network,quad-e4g)
[ "$(fw_printenv -n dual_image 2>/dev/null)" = "1" ] &&\
[ -n "$(find_mtd_part backup)" ] && {
PART_NAME=backup
if [ "$(fw_printenv -n bootactive 2>/dev/null)" = "1" ]; then
fw_setenv bootactive 2 || exit 1
else
fw_setenv bootactive 1 || exit 1
fi
}
;;
ampedwireless,ally-00x19k|\
ampedwireless,ally-r1900k)
if [ "$(fw_printenv --lock / -n bootImage 2>/dev/null)" != "0" ]; then
fw_setenv --lock / bootImage 0 || exit 1
fi
;;
mikrotik,routerboard-750gr3|\
mikrotik,routerboard-760igs|\
mikrotik,routerboard-m11g|\
mikrotik,routerboard-m33g)
[ "$(rootfs_type)" = "tmpfs" ] && mtd erase firmware
;;
asus,rt-ac65p|\
asus,rt-ac85p)
echo "Backing up firmware"
dd if=/dev/mtd4 bs=1024 count=4096 > /tmp/backup_firmware.bin
dd if=/dev/mtd5 bs=1024 count=52224 >> /tmp/backup_firmware.bin
mtd -e firmware2 write /tmp/backup_firmware.bin firmware2
;;
esac
case "$board" in
ampedwireless,ally-00x19k|\
ampedwireless,ally-r1900k|\
asus,rt-ac65p|\
asus,rt-ac85p|\
dlink,dir-1960-a1|\
dlink,dir-2640-a1|\
dlink,dir-2660-a1|\
hiwifi,hc5962|\
jcg,q20|\
linksys,e5600|\
linksys,ea7300-v1|\
linksys,ea7300-v2|\
linksys,ea7500-v2|\
linksys,ea8100-v1|\
linksys,ea8100-v2|\
netgear,r6220|\
netgear,r6260|\
netgear,r6350|\
netgear,r6700-v2|\
netgear,r6800|\
netgear,r6850|\
netgear,wac104|\
netgear,wac124|\
netis,wf2881|\
sercomm,na502|\
xiaomi,mi-router-3g|\
xiaomi,mi-router-3-pro|\
xiaomi,mi-router-4|\
xiaomi,mi-router-ac2100|\
xiaomi,redmi-router-ac2100)
nand_do_upgrade "$1"
;;
iodata,wn-ax1167gr2|\
iodata,wn-ax2033gr|\
iodata,wn-dx1167r)
iodata_mstc_upgrade_prepare "0xfe75"
nand_do_upgrade "$1"
;;
iodata,wn-dx1200gr)
iodata_mstc_upgrade_prepare "0x1fe75"
nand_do_upgrade "$1"
;;
ubnt,edgerouter-x|\
ubnt,edgerouter-x-sfp)
platform_upgrade_ubnt_erx "$1"
;;
zyxel,nr7101)
fw_setenv CheckBypass 0
fw_setenv Image1Stable 0
CI_KERNPART="Kernel"
nand_do_upgrade "$1"
;;
zyxel,wap6805)
local kernel2_mtd="$(find_mtd_part Kernel2)"
[ "$(hexdump -n 4 -e '"%x"' $kernel2_mtd)" = "56190527" ] &&\
[ "$(hexdump -n 4 -s 104 -e '"%x"' $kernel2_mtd)" != "0" ] &&\
dd bs=4 count=1 seek=26 conv=notrunc if=/dev/zero of=$kernel2_mtd 2>/dev/null &&\
echo "Kernel2 sequence number was reset to 0"
CI_KERNPART="Kernel"
nand_do_upgrade "$1"
;;
*)
default_do_upgrade "$1"
;;
esac
}