Question

dnw_linux加载后，mini2440插上USB后，出现这种错误，求解！！！！！ ...拜托了各位 谢谢

usb 1-2.2: new full speed USB device using uhci_hcd and address 5usb 1-2.2: unable to read config index 0 descriptor/startusb 1-2.2: can't read configurations, error -71usb 1-2.2: new full speed USB device using uhci_hcd and address 6usb 1-2.2: device descriptor read/all, error 6usb 1-2.2: new full speed USB device using uhci_hcd and address 7usb 1-2.2: config index 0 descriptor too short (expected 32, got 1)usb 1-2.2: invalid descriptor for config index 0: type = 0x0, length = 9usb 1-2.2: can't read configurations, error -22usb 1-2.2: new full speed USB device using uhci_hcd and address 8usb 1-2.2: device descriptor read/8, error 6usb 1-2.2: config index 0 descriptor too short (expected 9, got 1)usb 1-2.2: can't read configurations, error -22usbcore: deregistering driver secbulksecbulk:secbulk unloadedsecbulk:secbulk loadedusbcore: registered new driver secbulk环境：VMware+RedHat5.0+mini2440

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Answer 1

反馈的错误说的很清楚，没有正确获得USB设备的配置（在插入USB设备后，主机控制器驱动会通过枚举过程来探测插入的设备并进行登记造册），我想可能死USB设备的问题，以上只是个人的理解，希望能够在进一步讨论。我能够提一个问题吗？就是我想替换mini2440中的USB设备驱动模块（为了测试），该怎么做？找了很多方法都不行 查看原帖>>