On Wed 2013-10-16 (13:04), Dan Ritter wrote:
> > Ran into this today too (with the logitech mk520 keyboard/mouse),
> > seems like you need to unpair/pair the devices on each reboot?
>
> No, once programmed the pairing ought to continue until
> reprogrammed. Keyboards paired this way should be usable at BIOS
> boot time, assuming your BIOS can cope with USB HID (almost
> all can).
I could use the keyboard/mouse in the BIOS from the start fine.
I do need to redo the pairing on each boot in the OS though.
If anyone's interested:
# uname -a
Linux cow 3.10-3-amd64 #1 SMP Debian 3.10.11-1 (2013-09-10) x86_64 GNU/Linux
# lsmod | grep logitech
hid_logitech_dj 13238 0
hid 81894 5 hid_generic,usbhid,hid_logitech_dj
re-pairing:
Oct 16 14:39:26 cow kernel: [ 2.006318] usb 3-5: Manufacturer: Logitech
Oct 16 14:39:26 cow kernel: [ 6.846603] logitech-djreceiver
0003:046D:C52B.0004: hiddev0,hidraw1: USB HID v1.11 Device [Logitech USB
Receiver] on usb-0000:00:14.0-5/input2
Oct 16 14:40:02 cow kernel: [ 54.497184] logitech-djreceiver
0003:046D:C52B.0004: logi_dj_recv_destroy_djhid_device: can't destroy a NULL
device
Oct 16 14:40:10 cow kernel: [ 62.040497] logitech-djreceiver
0003:046D:C52B.0004: logi_dj_recv_destroy_djhid_device: can't destroy a NULL
device
Oct 16 14:40:20 cow kernel: [ 72.159565] input: Logitech Unifying Device.
Wireless PID:2011 as
/devices/pci0000:00/0000:00:14.0/usb3/3-5/3-5:1.2/0003:046D:C52B.0004/input/input13
Oct 16 14:40:20 cow kernel: [ 72.159926] logitech-djdevice
0003:046D:C52B.0005: input,hidraw2: USB HID v1.11 Keyboard [Logitech Unifying
Device. Wireless PID:2011] on usb-0000:00:14.0-5:1
Oct 16 14:40:28 cow kernel: [ 80.174418] input: Logitech Unifying Device.
Wireless PID:1024 as
/devices/pci0000:00/0000:00:14.0/usb3/3-5/3-5:1.2/0003:046D:C52B.0004/input/input14
Oct 16 14:40:28 cow kernel: [ 80.174985] logitech-djdevice
0003:046D:C52B.0006: input,hidraw3: USB HID v1.11 Mouse [Logitech Unifying
Device. Wireless PID:1024] on usb-0000:00:14.0-5:2
# solaar-cli show
Unifying Receiver [/dev/hidraw1:A3E79BAD] with 2 devices
1: K520 [K520:5086F8BB]
2: M310 [M310:2A2AC894]
lsusb -v:
Bus 003 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)
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