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Date:      Mon, 22 Feb 2016 19:15:30 +0100
From:      Hans Petter Selasky <hps@selasky.org>
To:        Larry Rosenman <ler@lerctr.org>
Cc:        Anthony Jenkins <Scoobi_doo@yahoo.com>, freebsd-current@freebsd.org
Subject:   Re: Touchscreen support (was Re: new computer, strange usb messages at boot)
Message-ID:  <56CB5042.5060701@selasky.org>
In-Reply-To: <2502f08287eabc10f35de01adedafd41@thebighonker.lerctr.org>
References:  <20160220051951.GA47875@lrosenman-dell.lerctr.org> <20160220120401.GA91220@kib.kiev.ua> <20160220122416.GA1026@lrosenman-dell.lerctr.org> <2575cfd714188f7ffbc873cb5d87cc97@thebighonker.lerctr.org> <56CA6F67.4000001@yahoo.com> <56CAB4A7.8080604@selasky.org> <56CB39B0.3020307@yahoo.com> <56CB3C74.7050103@selasky.org> <2502f08287eabc10f35de01adedafd41@thebighonker.lerctr.org>

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On 02/22/16 19:11, Larry Rosenman wrote:
> On 2016-02-22 10:51, Hans Petter Selasky wrote:
>> On 02/22/16 17:39, Anthony Jenkins wrote:
>>>
>>>
>>> On 02/22/2016 02:11 AM, Hans Petter Selasky wrote:
>>>> On 02/22/16 03:16, Anthony Jenkins wrote:
>>>>> Yes.  I have an eGalax touchscreen and it's doing the same thing. The
>>>>> number of items it's reporting is 256 (according to my preliminary
>>>>> debugging), causing the warning.  I think these things are a special
>>>>> subclass of HID for multitouch touchscreens which we don't support
>>>>> (yet).
>>>>
>>>> /usr/ports/multimedia/webcamd will most likely attach if invoked
>>>> manually, to this device and provide an event device for you!
>>>>
>>>> --HPS
>>>
>>> Okay that's /amazing/, and not at all intuitive!  I mean I'd expect
>>> multimedia/webcamd to only attach to "video" devices, but lo and behold
>>> I get a /dev/input/event0 device which spits out gibberish when
>>> cat(1)'ed and I touch the screen!
>>>
>>> My intentions were to port Linux's hid-multitouch device in whole to
>>> FreeBSD (it's what attaches to my eGalax device and probably to OP's
>>> touchscreen device) and add support for the device to moused(8), but
>>> it's not very high on my priority list...
>>>
>>
>> Hi,
>>
>> If you apply these patches, will work with your X-org :-)
>>
>> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=196678
>>
>> --HPS

Hi,

Run:

webcamd -l

Then find your device, and run that command line.

--HPS




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