Need help untangling Xorg behavior on Haswell board, KMS, etc. etc.

[Warren Block]

On Tue, 23 Jul 2013, Niclas Zeising wrote:

> On 2013-07-23 14:59, Warren Block wrote:
>> On Tue, 23 Jul 2013, Niclas Zeising wrote:
>>
>>> In general, running without a xorg.conf should work, but there are a lot
>>> of different hardware and setups out there, and just because it works on
>>> Linux does not mean it works on FreeBSD without xorg.conf.  If you want
>>> to have more control of exactly what's going on, a config is probably to
>>> prefer.
>>> If you use xorg without HAL, you must have a config at least detailing
>>> your input devices for them to work properly.
>>
>> My experience is that input device sections are not needed unless custom
>> settings are needed in them. X autodetects them fine without HAL.
>
> I've had trouble in the past, at least with mice...

Ah.  PS/2 mice, maybe?  I admit I have not tried one of those in a long, 
long time.