[dance85]

Surely I've bricked my R8500. The NVRAM is locked. you can not write.

CFE for Foxconn Router R7800/R8500 version: v1.0.5
Build Date: Tue Jun 30 20:39:15 CST 2015
Init Arena
Init Devs.
Boot up from NAND flash...
Bootcode Boot partition size = 524288(0x80000)
DDR Clock: 800 MHz
Info: DDR frequency set from clkfreq=1400,*800*
et2: Broadcom BCM47XX 10/100/1000 Mbps Ethernet Controller 7.14.121 (r552363)
CPU type 0x0: 1400MHz
Tot mem: 524288 KBytes

nvram wl0_fabid not found...
nvram erase
Digital core power voltage set to 1.05V
Decompressing...done


CFE for Foxconn Router R7800/R8500 version: v1.0.5
Build Date: Tue Jun 30 20:39:15 CST 2015
Init Arena
Init Devs.
Boot up from NAND flash...
Bootcode Boot partition size = 524288(0x80000)
DDR Clock: 400 MHz
Info: DDR frequency set from clkfreq=1400,*800*
Warning: invalid DDR setting of 800 MHz ignored. DDR frequency will be set to 400 MHz.
Warning: invalid CPU setting of 1400 MHz ignored. armclock frequency will be set to 1000 MHz.
et2: Broadcom BCM47XX 10/100/1000 Mbps Ethernet Controller 7.14.121 (r552363)
CPU type 0x0: 1000MHz
Tot mem: 524288 KBytes

Committing NVRAM...done
Waiting for reset button release...donDigital core power voltage set to 1.05V
Decompressing...done
Digital core power voltage set to 1.05V

SHMOO VER 1.13

PKID07DC06011801080000000000001A103F01000000

S300001FB
00001590


RDLYW0 00000004

RDENW0 00000041

[dance85]

DD-WRT v3.0-r33679 std (c) 2017 NewMedia-NET GmbH
Release: 11/04/17

DD-WRT login: root
Password:
==========================================================

___ ___ _ _____ ______ ____ ___
/ _ \/ _ \___| | /| / / _ \/_ __/ _ __|_ / / _ \
/ // / // /___/ |/ |/ / , _/ / / | |/ //_ <_/ // /
/____/____/ |__/|__/_/|_| /_/ |___/____(_)___/

DD-WRT v3.0
http://www.dd-wrt.com

==========================================================
login[1298]: root login on 'console'


BusyBox v1.27.2 (2017-11-04 13:28:48 CET) built-in shell (ash)

root@DD-WRT:~# cat /proc/mtd
dev: size erasesize name
mtd0: 00080000 00020000 "boot"
mtd1: 00180000 00020000 "nvram"
mtd2: 01e00000 00020000 "linux"
mtd3: 01c60000 00020000 "rootfs"
mtd4: 00080000 00020000 "board_data"
mtd5: 05000000 00020000 "ddwrt"
root@DD-WRT:~# mtd erase /dev/mtd1
Unlocking /dev/mtd1 ...
Could not unlock MTD device: /dev/mtd1
/dev/mtd1: Not supported
Erasing /dev/mtd1 ...
Flash is NAND
erase[1572864]
root@DD-WRT:~#