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Date:      Tue, 26 Mar 2019 11:13:04 +0100
From:      Hans Petter Selasky <hps@selasky.org>
To:        =?UTF-8?Q?Goran_Meki=c4=87?= <meka@tilda.center>, Phil Norman <philnorm@gmail.com>
Cc:        freebsd-usb@freebsd.org
Subject:   Re: XHCI reseting controller
Message-ID:  <b87537f1-53f5-f1e4-31cf-441a2909832a@selasky.org>
In-Reply-To: <20190326100855.duncbmzutmawrcfu@chubby.home.meka.rs>
References:  <20190325233046.rsgjjs7ewlrkyr55@thinker.home.meka.rs> <CAOa8eG64P=2VdpADbM5iQdHsWcpmBJNmDpicNP9kuuPvUN6-RA@mail.gmail.com> <20190326100855.duncbmzutmawrcfu@chubby.home.meka.rs>

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On 3/26/19 11:08 AM, Goran Mekić wrote:
> Hans Peter Selaksy, does USB stack implementation allows for devices to
> be skipped on boot? Or any other suggestion, I'm willing to work on a
> workaround be it in kernel or user space.

Hi,

There are some knobs which can disable enumeration:

hw.usb.disable_enumeration: 0
dev.uhub.1.disable_enumeration: 0
dev.uhub.0.disable_enumeration: 0

--HPS



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