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Date:      Sat, 24 Nov 2012 13:23:32 +0100
From:      Niclas Zeising <zeising+freebsd@daemonic.se>
To:        Hans Petter Selasky <hselasky@c2i.net>
Cc:        freebsd-hackers@freebsd.org
Subject:   Re: Questions about USB, uhid, ukbd and quirks
Message-ID:  <50B0BC44.2090609@daemonic.se>
In-Reply-To: <201211241317.00568.hselasky@c2i.net>
References:  <50B0001C.6050202@daemonic.se> <201211241213.49794.hselasky@c2i.net> <201211241317.00568.hselasky@c2i.net>

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On 11/24/12 13:17, Hans Petter Selasky wrote:
> On Saturday 24 November 2012 12:13:49 Hans Petter Selasky wrote:
>> On Saturday 24 November 2012 00:00:44 Niclas Zeising wrote:
>>> Hi!
>>> I have a couple of questions about USB.
>>> I recently bought a new USB keyboard, a Logitech K120.  When attaching
>>> this to a FreeBSD system, however, it is detected as a hid device
>>> (attaching to uhid) rather than a keyboard (attaching to ukbd).  The
>>> keyboard works fine, but I'm just curious as to why it doesn't use ukbd.
>>
>>> The output from usbconfig for this keyboard is:
>> Hi,
>>
>> It seems the UHID driver needs to be synced with UMS and UKBD regarding the
>> detection logic. Can you try the attached patch and report back.
>>
>> --HPS
>
> One more thing to check:
>
> /etc/devd/usb.conf
>
> Is perhaps auto-loading uhid before ukbd, and that might also be part of the
> issue.
>

Hi!
Having ukbd in the kernel, and not uhid, makes uhid load as a module 
during boot and attach to the keyboard, even with your patch.  I'm 
recompiling the kernel now with uhid as part of the kernel to see if it 
makes a difference.  I'm not too confortable hacking /etc/devd/usb.conf, 
but if you can point me in the right direction I'll have a go at it.
Regards!
-- 
Niclas



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