[FPGA开发] sockit定制内核u盘无法识别

AD_DA 2016-4-6 11:00 楼主

请问题下，我使用sockit开发板，我按照教程，使用socfpga_3.9_rel的内核生成zimage文件，下到板子里，插上usb hub后，插上U盘，无法被识别是怎么回事?内核中使用的是教程指示的socfpga_deconfig配置。难道这配置有问题？没有把usb2.0配置进去？（插上个鼠标好像有反应，但不知道能不能用。）（我使用原始的提供的内核U盘能被正常识别）显示信息如下：
usb 1-1: new full-speed USB device number 3 using dwc_otg
hub 1-1:1.0: USB hub found
hub 1-1:1.0: 4 ports detected

root@socfpga:~#
root@socfpga:~#
root@socfpga:~#
root@socfpga:~# usb 1-1.4: new full-speed USB device number 4 using dwc_otg
usb 1-1.4: not running at top speed; connect to a high speed hub
scsi0 : usb-storage 1-1.4:1.0
scsi 0:0:0:0: Direct-Access Generic STORAGE DEVICE 0272 PQ: 0 ANSI: 0

root@socfpga:~#
root@socfpga:~# usb 1-1.4: USB disconnect, device number 4
sd 0:0:0:0: [sda] READ CAPACITY failed
sd 0:0:0:0: [sda]
Result: hostbyte=0x01 driverbyte=0x00
sd 0:0:0:0: [sda] Sense not available.
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Asking for cache data failed
sd 0:0:0:0: [sda] Assuming drive cache: write through
sd 0:0:0:0: [sda] Attached SCSI removable disk
usb 1-1.4: new low-speed USB device number 5 using dwc_otg
input: PixArt HP USB Optical Mouse as /devices/soc.0/ffb40000.usb/usb1/1-1/1-1.4/1-1.4:1.0/input/input1
hid-generic 0003:03F0:1F4A.0002: input: USB HID v1.11 Mouse [PixArt HP USB Optical Mouse] on usb-dwc_otg_hcd-1.4/input0
usb 1-1.4: USB disconnect, device number 5