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Date:      Tue, 7 Apr 2020 18:59:44 +0200
From:      Hans Petter Selasky <hps@selasky.org>
To:        freebsd-multimedia@freebsd.org
Subject:   Re: OV511 based webcam and webcamd
Message-ID:  <ef648426-b59c-dddb-f544-893cb4938bef@selasky.org>
In-Reply-To: <20200407163528.GA1027@emphyrio.blackend.org>
References:  <20200403120447.GA2599@emphyrio.blackend.org> <d343d1cc-0651-7cc8-2c3a-f6419317c4fd@selasky.org> <20200404134530.GA1250@emphyrio.blackend.org> <207e9fe4-8872-fb8d-4612-1f59a58b1d09@selasky.org> <20200406135820.GA5552@emphyrio.blackend.org> <20200407163528.GA1027@emphyrio.blackend.org>

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On 2020-04-07 18:35, Marc Fonvieille wrote:
> "ugen0.3: <vendor 0x05a9 product 0xa511> at usbus0 (disconnected)" and
> webcamd ends, always at the same place.

This means the firmware has crashed. Likely the last command is causing 
this.

Try using usbdump:

usbdump -i usbusX -f Y -s 65536 -vvv

--HPS



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