I think this came up recently. Did you check the archives? On Thu, 4 Apr 2002, Michael Sobik wrote:
> Hi all, > > I'm running RH7.1 and have all the necessary USB support compiled into the > kernel. Until recently I had a PS/2 keyboard and USB Intellimouse hooked up > and working fine. Today, I added an IOgear MiniView III USB KVM switch. > Using lsusb from the usbutils package, I see the KVM, the KVM's built in > hub, and what look like a mouse and kb (are these the console ports???), but > not the keyboard or mouse which are attached to the "console" USB ports in > the KVM. Both mouse and KB are working fine under Win2000. > > Any ideas or (suggestions for debugging) on what I need to do to get the > devices recognized? Here's the output from lsusb: > > Bus 001 Device 001: ID 0000:0000 Virtual Hub > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 1.00 > bDeviceClass 9 Hub > bDeviceSubClass 0 > bDeviceProtocol 0 > bMaxPacketSize0 8 > idVendor 0x0000 Virtual > idProduct 0x0000 Hub > bcdDevice 0.00 > iManufacturer 0 > iProduct 2 USB UHCI-alt Root Hub > iSerial 1 d000 > bNumConfigurations 1 > Configuration Descriptor: > bLength 9 > bDescriptorType 2 > wTotalLength 25 > bNumInterfaces 1 > bConfigurationValue 1 > iConfiguration 0 > bmAttributes 0x40 > Self Powered > MaxPower 0mA > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 0 > bAlternateSetting 0 > bNumEndpoints 1 > bInterfaceClass 9 Hub > bInterfaceSubClass 0 > bInterfaceProtocol 0 > iInterface 0 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x81 EP 1 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type none > wMaxPacketSize 8 > bInterval 255 > Language IDs: (length=4) > 0000 (null)((null)) > > Bus 001 Device 003: ID 0451:2046 Texas Instruments > Language IDs: none (cannot get min. string descriptor; got len=-1, > error=32:Broken pipe) > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 1.10 > bDeviceClass 9 Hub > bDeviceSubClass 0 > bDeviceProtocol 0 > bMaxPacketSize0 8 > idVendor 0x0451 Texas Instruments > idProduct 0x2046 > bcdDevice 1.25 > iManufacturer 0 > iProduct 0 > iSerial 0 > bNumConfigurations 1 > Configuration Descriptor: > bLength 9 > bDescriptorType 2 > wTotalLength 25 > bNumInterfaces 1 > bConfigurationValue 1 > iConfiguration 0 > bmAttributes 0xe0 > Self Powered > Remote Wakeup > MaxPower 0mA > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 0 > bAlternateSetting 0 > bNumEndpoints 1 > bInterfaceClass 9 Hub > bInterfaceSubClass 0 > bInterfaceProtocol 0 > iInterface 0 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x81 EP 1 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type none > wMaxPacketSize 1 > bInterval 255 > Language IDs: none (cannot get min. string descriptor; got len=-1, > error=32:Broken pipe) > > Bus 001 Device 004: ID 0557:2205 ATEN International Co. Ltd. > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 1.10 > bDeviceClass 0 Interface > bDeviceSubClass 0 > bDeviceProtocol 0 > bMaxPacketSize0 8 > idVendor 0x0557 ATEN International Co. Ltd. > idProduct 0x2205 > bcdDevice 1.00 > iManufacturer 1 ATEN > iProduct 2 4 Port USB KVM B V1.30 > iSerial 0 > bNumConfigurations 1 > Configuration Descriptor: > bLength 9 > bDescriptorType 2 > wTotalLength 59 > bNumInterfaces 2 > bConfigurationValue 1 > iConfiguration 0 > bmAttributes 0x60 > Self Powered > Remote Wakeup > MaxPower 100mA > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 0 > bAlternateSetting 0 > bNumEndpoints 1 > bInterfaceClass 3 Human Interface Devices > bInterfaceSubClass 1 Boot Interface Subclass > bInterfaceProtocol 1 Keyboard <===============what > are these? > iInterface 4 Kb > HID Device Descriptor: > bLength 9 > bDescriptorType 33 > bcdHID 1.00 > bCountryCode 3 > bNumDescriptors 1 > bDescriptorType 34 Report > wDescriptorLength 65 > cannot get report descriptor > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x81 EP 1 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type none > wMaxPacketSize 8 > bInterval 10 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 1 > bAlternateSetting 0 > bNumEndpoints 1 > bInterfaceClass 3 Human Interface Devices > bInterfaceSubClass 1 Boot Interface Subclass > bInterfaceProtocol 2 Mouse <===============what > are these? > iInterface 5 Ms > HID Device Descriptor: > bLength 9 > bDescriptorType 33 > bcdHID 1.00 > bCountryCode 3 > bNumDescriptors 1 > bDescriptorType 34 Report > wDescriptorLength 52 > cannot get report descriptor > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x82 EP 2 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type none > wMaxPacketSize 8 > bInterval 10 > Language IDs: (length=4) > 0409 English(US) > > Thanks a bunch, > Mike > > _______________________________________________ > [EMAIL PROTECTED] > To unsubscribe, use the last form field at: > https://lists.sourceforge.net/lists/listinfo/linux-usb-users > -- /------------------------------------+-------------------------\ |Stephen J. Gowdy | SLAC, MailStop 34, | |http://www.slac.stanford.edu/~gowdy/ | 2575 Sand Hill Road, | |http://calendar.yahoo.com/gowdy | Menlo Park CA 94025, USA | |EMail: [EMAIL PROTECTED] | Tel: +1 650 926 3144 | \------------------------------------+-------------------------/ _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
