Managed to get via yum install usbutils "sudo lsusb -v" command gives a long list:
For the Logitec k400r (wireless keyboard with trackpad) I get this output: Bus 001 Device 003: ID 046d:c52b Logitech, Inc. Unifying Receiver Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 8 idVendor 0x046d Logitech, Inc. idProduct 0xc52b Unifying Receiver bcdDevice 12.01 iManufacturer 1 Logitech iProduct 2 USB Receiver iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 84 bNumInterfaces 3 bConfigurationValue 1 iConfiguration 4 RQR12.01_B0019 bmAttributes 0xa0 (Bus Powered) Remote Wakeup MaxPower 98mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 1 Boot Interface Subclass bInterfaceProtocol 1 Keyboard iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 59 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0008 1x 8 bytes bInterval 8 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 1 Boot Interface Subclass bInterfaceProtocol 2 Mouse iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 148 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0008 1x 8 bytes bInterval 2 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 No Subclass bInterfaceProtocol 0 None iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 98 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0020 1x 32 bytes bInterval 2 Device Status: 0x0000 (Bus Powered) >-----Original Message----- >From: James Cameron [mailto:qu...@laptop.org] >Sent: Friday, September 19, 2014 09:48 AM >To: tkk...@nurturingasia.com >Cc: 'T Gillett', devel@lists.laptop.org, p...@laptop.org >Subject: Logitech USB wireless keyboard with trackpad on XO-1.75 > >This deserves a new thread, as it is not related to purchase of >replacement keyboards. So I'm changing subject of post and including >your post below. > >On Fri, Sep 19, 2014 at 12:47:13AM +0000, tkk...@nurturingasia.com wrote: >> I plug a logitech wireless trackpad with keyboard on to a >> XO1.75. The keyboard is recognised but not the trackpad. No luck >> with just a stand alone wireless mouse also. >> >> Are there things I need to do to get wireless input access on the >> XO? > >Yes. > >There are too many Logitech wireless trackpads with keyboard to be >able to identify your particular device; could you please supply the >model number, and the USB vendor and product identifiers shown by the >"sudo lsusb -v" command. > >There are too many ways in which a device may present the USB HID >(human interface device) features to the host computer; if you can >provide the "sudo lsusb -v" command output then I can check that. > >You may need to "sudo yum install -y lsusb" to get the lsusb program >installed. > >Moving on to speculation: > >Some devices are not intentionally supported by OLPC OS, for reasons >of space. It is possible to add support. > >Some devices are not sadly not supported by Linux. This particular >device is unlikely to be affected, since other references to it show >support on other Linux distributions [1]. > >Our ticket #12616 [2] seems likely to be the cause of your problem. >Please check to see if any of the workarounds in that ticket fix it >for you. In particular, try stopping olpc-kbdshim process, > > sudo systemctl stop olpc-kbdshim.service > >But this also disables keyboard and touchpad idle detection, rotate >key, touchpad and arrow keys screen rotation support, grab scrolling >key, volume keys, and brightness keys. > >You might also try the MakeyMakey activity on Sugar Labs [3], which >uses the same workaround. > >+CC Paul Fox, for interest as olpc-kbdshim author. > >References: > >[1] http://elinux.org/RPi_USB_Keyboards > >[2] http://dev.laptop.org/ticket/12616 > >[3] http://wiki.sugarlabs.org/go/Activities/MakeyMakey > >-- >James Cameron >http://quozl.linux.org.au/ > _______________________________________________ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel