Hi, I tried to recover a TL-WA850re v2 repeater, unfortunately it did not work
I've tried with OpenWRT, original and stripped firmware.
(https://openwrt.org/toh/tp-link/tl-wa850re)
U-Boot 1.1.4 (Nov 23 2017 - 17:12:53)
ap143 - Honey Bee 2.0
DRAM: 32 MB
Flash Manuf Id 0xef, DeviceId0 0x40, DeviceId1 0x16
flash size 4MB, sector count = 64
Flash: 4 MB
Using default environment
In: serial
Out: serial
Err: serial
Net: ath_gmac_enet_initialize...
ath_gmac_enet_initialize: reset mask:c02200
Scorpion ---->S27 PHY*
S27 reg init
GMAC: cfg1 0x800c0000 cfg2 0x7114
eth0: ba:be:fa:ce:08:41
athrs27_phy_setup ATHR_PHY_CONTROL 4 :0x1000
athrs27_phy_setup ATHR_PHY_SPEC_STAUS 4 :0x10
eth0 up
Honey Bee ----> MAC 1 S27 PHY *
S27 reg init
ATHRS27: resetting s27
ATHRS27: s27 reset done
GMAC: cfg1 0x800c0000 cfg2 0x7214
eth1: ba:be:fa:ce:08:41
athrs27_phy_setup ATHR_PHY_CONTROL 0 :0x1000
athrs27_phy_setup ATHR_PHY_SPEC_STAUS 0 :0x10
athrs27_phy_setup ATHR_PHY_CONTROL 1 :0x1000
athrs27_phy_setup ATHR_PHY_SPEC_STAUS 1 :0x10
athrs27_phy_setup ATHR_PHY_CONTROL 2 :0x1000
athrs27_phy_setup ATHR_PHY_SPEC_STAUS 2 :0x10
athrs27_phy_setup ATHR_PHY_CONTROL 3 :0x1000
athrs27_phy_setup ATHR_PHY_SPEC_STAUS 3 :0x10
eth1 up
eth0, eth1
Setting 0x181162c0 to 0x70e1a100
Autobooting in 1 seconds
## Booting image at 9f020000 ...
Uncompressing Kernel Image ... Too big uncompressed streamLZMA ERROR 1 - must RESET board to recover
I Tried
U-Boot 1.1.4 (Nov 23 2017 - 17:12:53)
honeybee> tftp 0x81000000 boot.bin
eth1 link down
enet0 port4 up
dup 1 speed 100
Using eth0 device
TFTP from server 192.168.1.10; our IP address is 192.168.1.1
Filename 'boot.bin'.
Load address: 0x81000000
Loading: #################################################################
#################################################################
#################################################################
#################################################################
#################################################################
#################################################################
#################################################################
#################################################################
#################################################################
#################################################################
######################################################
done
Bytes transferred = 3602723 (36f923 hex)
honeybee> erase 0x9f020000 +0x36f923
First 0x2 last 0x38 sector size 0x10000 56
Erased 55 sectors
honeybee> cp.b 0x81000000 0x9f020000 0x36f923
Copy to Flash... write addr: 9f020000
done
honeybee> bootm 0x9f020000
## Booting image at 9f020000 ...
Uncompressing Kernel Image ... Too big uncompressed streamLZMA ERROR 1 - must RESET board to recover
printenv
honeybee> printenv
bootargs=console=ttyS0,115200 root=31:02 rootfstype=squashfs init=/sbin/init mtdparts=ath-nor0:128k(u-boot),1024k(kernel),2816k(rootfs),64k(config),64k(art)
bootcmd=bootm 0x9f020000
bootdelay=1
baudrate=115200
ethaddr=0xba:0xbe:0xfa:0xce:0x08:0x41
ipaddr=192.168.1.1
serverip=192.168.1.10
dir=
lu=tftp 0x80060000 ${dir}u-boot.bin&&erase 0x9f000000 +$filesize&&cp.b $fileaddr 0x9f000000 $filesize
lf=tftp 0x80060000 ${dir}ap143${bc}-squashfs&&erase 0x9f120000 +$filesize&&cp.b $fileaddr 0x9f120000 $filesize
lk=tftp 0x80060000 ${dir}vmlinux${bc}.lzma.uImage&&erase 0x9f020000 +$filesize&&cp.b $fileaddr 0x9f020000 $filesize
stdin=serial
stdout=serial
stderr=serial
ethact=eth0
Environment size: 676/65532 bytes
honeybee>
If someone can help
Thank you