Touchscreen support (was Re: new computer, strange usb messages at boot)

[Anthony Jenkins]

On 02/22/2016 11:51 AM, 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

Well that's one of the higher priority items - Xorg doesn't work with my
AMD Radeon video device and FreeBSD's drm2/radeonkms... I'm going to try
the vesa driver today.

-- 
Anthony Jenkins