雄迈ipc模组固件hack xm530 参考：https://www.linuch.pl/blog/20190620-blk510

• 开箱

• ctrl+c进入uboot

U-Boot 2014.04 (Dec 17 2019 - 15:47:45)

CPU: XM530
DRAM:  64 MiB
MMC:   arasan: 0
In:    serial
Out:   serial
Err:   serial
Net:   dwmac.10010000
Press Ctrl+C to stop autoboot
SF: 1572864 bytes @ 0x40000 Read: OK
## Booting kernel from Legacy Image at 80007fc0 ...
   Image Name:   Linux-3.10.103+
   Image Type:   ARM Linux Kernel Image (uncompressed)
   Data Size:    1468272 Bytes = 1.4 MiB
   Load Address: 80008000
   Entry Point:  80008000
   XIP Kernel Image ... OK

Starting kernel ...

Uncompressing Linux... done, booting the kernel.
ÿ

U-Boot 2014.04 (Dec 17 2019 - 15:47:45)

CPU: XM530
DRAM:  64 MiB
MMC:   arasan: 0
In:    serial
Out:   serial
Err:   serial
Net:   dwmac.10010000
Press Ctrl+C to stop autoboot
U-Boot> <INTERRUPT>
U-Boot> <INTERRUPT>

设置telnetctrl变量

setenv telnetctrl 1
saveenv
reset

telnet登录

用户名:root
密码:xmhdipc

Connecting to 192.168.0.44:23...
Connection established.
To escape to local shell, press Ctrl+Alt+].
(none) login: root
Password: 
Login incorrect
(none) login: root
Password:xmhdipc