本帖最后由 屏论 于 2021-3-14 09:20 编辑
有一台B860AV1.1-T2,照着坛子里的教程刷了机,就启动不了,uboot一直循环跑码,如下:
- MMC read: dev # 0, block # 1949696, count 2 ... 2 blocks read: OK
- MMC read: dev # 0, block # 1949700, count 22621 ... 22621 blocks read: OK
- MMC read: dev # 0, block # 1972320, count 9381 ... 9381 blocks read: OK
- MMC read: dev # 0, block # 1981700, count 197 ... 197 blocks read: OK
- setenv bootargs root=/dev/ram0 rw initrd=0x41000000,<font color="#ff0000">0x494605</font> boardtype=0x3 console=ttyS0,115200n8 ${othbootargs} stmmaceth=chain_mode:1 kgdboc=ttyS0,115200 loglevel=3 swiotlb=0x800 androidboot.hardware=zxic androidboot.selinux=disabled boot_revision=0006 LogoDataAddr=0x74000000 WorkMode=1 LogoDisplayModel=0 AutoOutputFlag=0 MarketCode=50 HDMIAdaptiveMode=0 TVMode=0001000100040001 576DispInfo=0012001006990557 480DispInfo=0012001006980460 720DispInfo=0017000812450704 1080DispInfo=0023001518741050 4KDispInfo=0000000038402160
- ERROR: Did not find a cmdline Flattened Device Tree
- Could not find a valid device tree
- failed to boot
- "Synchronous Abort" handler, esr 0x8a000000
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我查阅了一些资料,应该是固件不匹配,导致FDT地址不同,所以启动不了,反复循环。
我又试了一下,发现正常启动的上面红色地址是0x1371f4。
请教下高手,需要如何配置,才能把uboot上面红色部分地址改为0x1371f4呢?或者要如何恢复到刷机之前的状态?网上找到一个ota_ZXB860AV1.1-T2_chongqingdianxin_V81511304.1002固件,不知道怎么恢复,请高手指点一下,谢谢!
正常启动的如下:
- setenv bootargs root=/dev/ram0 rw initrd=0x41000000,<font color="#ff0000">0x1371f4</font> boardtype=0x3 console=ttyS0,115200n8 ${othbootargs} stmmaceth=chain_mode:1 kgdboc=ttyS0,115200 loglevel=3 swiotlb=0x800 androidboot.hardware=zxic androidboot.selinux=disabled boot_revision=0006 LogoDataAddr=0x74000000 WorkMode=1 LogoDisplayModel=0 AutoOutputFlag=0 MarketCode=50 HDMIAdaptiveMode=0 TVMode=0001000100040001 576DispInfo=0012001006990557 480DispInfo=0012001006980460 720DispInfo=0017000812450704 1080DispInfo=0023001518741050 4KDispInfo=0000000038402160
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