Android遇到No external storage available
16lz
2021-01-26
No external storage available
最近又开始使用Tiny210开发板，该主板特点比如接上SD卡来当存储。打开Gallery出现如标题错误，插上的有SD卡，奇了怪了。接上USB线，进入ADB，查看dmesg。发现一些端倪，SDCARD没有被正常识别出来。
<6>[ 218.268676] mmcblk0: unable to read partition table<3>[ 218.309737] mmcblk0: error -123 sending status command, retrying<3>[ 218.309810] mmcblk0: error -123 sending status command, retrying<3>[ 218.309874] mmcblk0: error -123 sending status command, aborting<3>[ 218.309927] end_request: I/O error, dev mmcblk0, sector 0<3>[ 218.310800] Buffer I/O error on device mmcblk0, logical block 0<3>[ 218.316697] end_request: I/O error, dev mmcblk0, sector 8<3>[ 218.322061] Buffer I/O error on device mmcblk0, logical block 1<3>[ 218.327954] end_request: I/O error, dev mmcblk0, sector 16<3>[ 218.333412] Buffer I/O error on device mmcblk0, logical block 2<3>[ 218.339306] end_request: I/O error, dev mmcblk0, sector 24<3>[ 218.344764] Buffer I/O error on device mmcblk0, logical block 3<3>[ 218.353474] mmcblk0: error -123 sending status command, retrying<3>[ 218.356937] mmcblk0: error -123 sending status command, retrying<3>[ 218.362924] mmcblk0: error -123 sending status command, aborting<3>[ 218.368879] end_request: I/O error, dev mmcblk0, sector 0<3>[ 218.373971] Buffer I/O error on device mmcblk0, logical block 0<6>[ 218.523527] mmc0: card aaaa removed还好，主板比较多，换了一块没有再出现此问题。问题记录下来，方便后都参考。
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