阿xin*的学习班

在RK3399 Android7.1.2上面的USB3.0口上使用一款SONY移动硬盘，接入时识别信息如下： rk3399_box:/ # [   25.497767] usb 6-1.4: new SuperSpeed USB device number 4 using xhci-hcd [   25.512350] usb 6-1.4: New USB device found, idVendor=2537, idProduct=1068 [   25.513043] usb 6-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [   25.513732] usb 6-1.4: Product: NS1068 [   25.514119] usb 6-1.4: Manufacturer: Norelsys [   25.514189] usb 6-1.4: SerialNumber: 0123456789ABCDE [   25.527826] scsi host0: uas [   29.089929] scsi 0:0:0:0: Direct-Access     ATA      TOSHIBA MQ01ABD1 1U   PQ: 0 ANSI: 6 [   29.100317] sd 0:0:0:0: [sda] 1953525168 512-byte logical blocks: (1.00 TB/932 GiB) [   29.100418] sd 0:0:0:0: [sda] 4096-byte physical blocks [   29.104389] sd 0:0:0:0: [sda] Write Protect is off [   29.105420] sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA [   29.105603] xhci-hcd xhci-hcd.7.auto: ERROR Transfer event for disabled endpoint or incorrect stre

将MacOS升级到Mojave版本后，使用git工具时，出现如下错误提示： guochongxindeMacBook-Pro:study guochongxin$ git status . xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrun 解决方法： 执行xcode-select --install命令，会弹出一个对话框，按提示安装上相应工具即可，因为git附加了Xcode的命令。 参考资料： https://my.oschina.net/gooiem/blog/2208380 http://www.cnblogs.com/snifferhu/p/6196687.html https://stackoverflow.com/questions/32896524/invalid-active-developer-path-error-after-upgrading-to-el-capitan