@lgkgkfg 这个是加在那个文件里的？？？

你好，我的板子是D1s，也遇到了SD卡无法识别的问题，日志如下：

[ 6546.181311] sunxi-mmc 4020000.sdmmc: retry:re-send cmd
[ 6546.188017] sunxi-mmc 4020000.sdmmc: smc 0 p0 err, cmd 51, RD RTO !!
[ 6546.195156] sunxi-mmc 4020000.sdmmc: retry:start
[ 6546.200301] sunxi-mmc 4020000.sdmmc: retry:stop
[ 6546.205418] sunxi-mmc 4020000.sdmmc: retry:stop recover
[ 6546.212054] sunxi-mmc 4020000.sdmmc: send manual stop command failed 100
[ 6546.219683] sunxi-mmc 4020000.sdmmc: REG_DRV_DL: 0x00030000
[ 6546.225922] sunxi-mmc 4020000.sdmmc: REG_SD_NTSR: 0x81710330
[ 6546.232253] sunxi-mmc 4020000.sdmmc: REG_NTDL_HS400: 0x20000010
[ 6546.280360] sunxi-mmc 4020000.sdmmc: sunxi v5p3x retry give up
[ 6546.286923] sunxi-mmc 4020000.sdmmc: retry:set phase failed or over retry times
[ 6546.295153] sunxi-mmc 4020000.sdmmc: retry:give up
[ 6546.300562] mmc0: error -110 whilst initialising SD card
[ 6546.306636] sunxi-mmc 4020000.sdmmc: sdc set ios:clk 0Hz bm PP pm OFF vdd 0 width 1 timing LEGACY(SDR12) dt B

我想问一下您这个spi nand固件得手动修改fab添加挂载点，在哪里设置啊？
我是新手，懂的比较少。求助

@whycanservice 如何检查是否挂载外置存储器啊