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en:arm:tqma28:linux:faq [2016/04/21 18:55] – liedmann | en:arm:tqma28:linux:ptxdist:faq [2019/07/30 14:50] – moved section Linux boot Kernel panic Unable to mount rootfs to known issues page liedmann | ||
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~~NOCACHE~~ | ~~NOCACHE~~ | ||
- | <embed en: | + | <embed en: |
+ | <label product_type> | ||
<label lang> | <label lang> | ||
<label mod_name> | <label mod_name> | ||
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<label bsp_name> | <label bsp_name> | ||
<label bsp_name_head> | <label bsp_name_head> | ||
+ | <label build_system> | ||
+ | <label build_system_head> | ||
</ | </ | ||
\\ | \\ | ||
- | ====== FAQ ====== | + | ===== FAQ ===== |
==== U-Boot 2013.04 | MMC timeouts ==== | ==== U-Boot 2013.04 | MMC timeouts ==== | ||
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</ | </ | ||
- | <WRAP round important> | + | <WRAP round important> |
==== U-Boot | "set read bl len failed" | ==== U-Boot | "set read bl len failed" | ||
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and reboot. | and reboot. | ||
- | ==== Linux boot Kernel panic Unable to mount root fs ==== | ||
- | Error message: | ||
- | < | ||
- | [ 1.090000] VFS: Cannot open root device " | ||
- | [ 1.100000] Please append a correct " | ||
- | [ 1.110000] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0, | ||
- | [ 1.110000] [< | ||
- | [ 1.110000] [< | ||
- | [ 1.110000] [< | ||
- | [ 1.110000] [< | ||
- | [ 1.110000] [< | ||
- | [ 1.110000] [< | ||
- | [ 1.110000] Rebooting in 1 seconds.. | ||
- | </ | ||
- | |||
- | Kernel command line: | ||
- | < | ||
- | [ 0.000000] Kernel command line: fec_mac=02: | ||
- | </ | ||
- | |||
- | U-Boot mmc part lists the partition: | ||
- | < | ||
- | TQMa28 U-Boot > mmc part | ||
- | |||
- | Partition Map for MMC device 0 -- | ||
- | |||
- | Partition | ||
- | 1 16384 | ||
- | 2 32768 | ||
- | 3 49152 | ||
- | </ | ||
- | |||
- | Solution: add the '' | ||
- | |||
- | < | ||
- | TQMa28 U-Boot > setenv addmmc ' | ||
- | </ |