From owner-freebsd-hackers@freebsd.org  Wed Sep 28 08:00:25 2016
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Subject: Re: Logitech G510s keyboard fail.
To: Eitan Adler <lists@eitanadler.com>
References: <CACpH0Mc7GLk+ggA3_A_8O_MX5fi+-YtFfp-1GUTkOum12Omahg@mail.gmail.com>
 <f83acf52-0fa2-cf50-afaa-9eb6b74a832c@selasky.org>
 <CAF6rxg==viV5MpsxnOVKE5-mcR2CJmkpRjZuGCYEjJXmXHHZ7w@mail.gmail.com>
Cc: FreeBSD Hackers <freebsd-hackers@freebsd.org>,
 Zaphod Beeblebrox <zbeeble@gmail.com>
From: Hans Petter Selasky <hps@selasky.org>
Message-ID: <ec4139de-6765-a476-e6d0-0f6e0c1f4724@selasky.org>
Date: Wed, 28 Sep 2016 10:05:08 +0200
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On 09/28/16 09:41, Eitan Adler wrote:
> On 28 September 2016 at 10:29, Hans Petter Selasky <hps@selasky.org> wrote:
>
>>
>> Try:
>>
>> usbconfig -d ugen0.5 add_quirk UQ_KBD_BOOTPROTO
>>
>> Then replug your device.
>>

> Educational question. Can you describe what this quirk actually does?

This quirk makes the UKBD driver send a request for BOOT-compatible 
mode, before attaching.

--HPS