朋友给我一个DH-NVR1104录像机，白色小盒子，找到TTL查看信息全是乱码，拆25Q128读取数据后怀疑是固件损坏，找了一个DH-NVR1108录像机，看了下两个机器主板一样，就把固件读取了出来放到1104上，现在能开机，VGA和HDMI 是有信号黑屏（原来无信号黑屏），就是什么也不显示，插上网线网卡指示灯亮，但是获取不到IP地址，不知道怎么弄了，插U盘再开机就在U盘上生成一个printf_19700101012609.txt的文本，也看不懂，才疏学浅，不知道有没有大神能帮下我
微云共享是编程器固件文件
链接：https://share.weiyun.com/153fc35d18aba6bd894ec3f9fa49d697（密码：osrH） 以下是TTL打印信息
fb_port=2
FB_FEED
U-Boot 2010.06-svn1195 (Apr 21 2014 - 09:16:25)
DRAM: 256 MiB
Check spi flash controller v350... Found
Spi(cs1) ID: 0xEF 0x40 0x18 0x00 0x00 0x00
Spi(cs1): Block:64KB Chip:16MB Name:"W25Q128B"
In: serial
Out: serial
Err: serial
judge ddr init
user init finish.cpu type: hi3520D
can't find corresponding entry
### CRAMFS LOAD ERROR<0> for /bmp_logo.bmp!
load log failed
Hit any key to stop autoboot: 3 2 1 0
Hisilicon ETH net controler
Up/Down PHY not link.
Hisilicon ETH net controler
miiphy_register: non unique device name '0:3'
miiphy_register: non unique device name '0:2'
Up/Down PHY not link.
Failed to get info.txt
### squashfs loading '/boot/uImage' to 0x82000000
### squashfs load complete: 2147800 bytes loaded to 0x82000000
## Booting kernel from Legacy Image at 82000000 ...
Image Name: Linux-3.0.8
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 2147736 Bytes = 2 MiB
Load Address: 80008000
Entry Point: 80008000
Loading Kernel Image ... OK
OK
Starting kernel ...
Uncompressing Linux... done, booting the kernel.
Auto login as root ...
BusyBox v1.18.4 (2014-04-21 10:17:55 CST) built-in shell (ash)
Revision: 3312
Enter 'help' for a list of built-in commands.
~ #
