T113S使用一段时间开机失败

[y97788]

[01.741]mbr magic error: ▒▒▒▒H wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid GPT ***
[01.753]mbr magic error: ▒▒▒▒H wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid Backup GPT ***
partno erro : can't find partition bootloader
[01.769]mbr magic error: ▒▒▒▒H wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid GPT ***
[01.780]mbr magic error: ▒▒▒▒H wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid Backup GPT ***
partno erro : can't find partition boot-resource
[01.797]Get bootloader and boot-resource partition number fail!
[01.802]mbr magic error: ▒▒▒▒H wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid GPT ***
[01.814]mbr magic error: ▒▒▒▒H wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid Backup GPT ***
[02.119]LCD open finish
[02.121]Loading Environment from SUNXI_FLASH... [02.126]mbr magic error: ▒▒▒▒H wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid GPT ***
[02.137]mbr magic error: ▒▒▒▒H wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid Backup GPT ***
Can't find env partition
*** Warning - no device, using default environment

Failed (-19)
cann't get the boot_base from the env
[02.161]Item0 (Map) magic is bad
[02.164]mbr magic error: wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid GPT ***
[02.175]mbr magic error: wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid Backup GPT ***
partno erro : can't find partition private
[02.191]mbr magic error: ▒▒▒▒▒▒▒▒ wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid GPT ***
[02.202]mbr magic error: ▒▒▒▒▒▒▒▒ wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid Backup GPT ***
[02.215]update bootcmd
[02.217]mbr magic error: ▒▒▒▒▒▒▒▒ wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid GPT ***
[02.229]mbr magic error: ▒▒▒▒▒▒▒▒ wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid Backup GPT ***
[02.241]mbr magic error: ▒▒▒▒▒▒▒▒ wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid GPT ***
[02.253]mbr magic error: ▒▒▒▒▒▒▒▒ wanted softw411
*** ERROR: Can't read MBR header ***
part_get_info_efi: *** ERROR: Invalid Backup GPT ***
[02.265]mbr magic error: ▒▒▒▒▒▒▒▒ wanted softw411
[02.270]change working_fdt 0x44885e70 to 0x44865e70
[02.288]update dts

Error: "distro_bootcmd" not defined

这是分区损坏了吗？这种是什么原因引起的，如何修复和预防

[pengpeng_dev]

这个错误表明您的全志T113系统在启动过程中，U-Boot（Bootloader）无法正确读取存储设备（很可能是eMMC或SD卡）的分区表信息。具体来说，它尝试读取 MBR（主引导记录） 和 GPT（GUID分区表） 都失败了。

这是一个严重的错误，会导致系统无法找到并加载内核等后续启动文件。

错误原因分析
存储设备分区表损坏：这是最常见的原因。MBR或GPT头信息可能由于异常断电、强制复位、文件系统读写过程中断等原因被破坏。

U-Boot配置或驱动问题：U-Boot中存储设备（如sunxi_mmc）的驱动程序可能存在Bug，或者在运行一段时间后驱动不稳定，导致无法正确读取扇区。

硬件问题：eMMC芯片或SD卡本身存在坏块或物理损坏，恰好损坏了存放分区表的区域。

文件系统损坏：虽然错误直接指向分区表，但严重的文件系统损坏也可能间接引发一些问题。

电源问题：电源不稳定导致存储设备在读写时出错。