Subject: Re: XFree86 vs Xorg
To: None <raymond.meyer@rambler.ru>
From: Michael Lorenz <macallan@netbsd.org>
List: port-sparc64
Date: 11/19/2007 17:50:52
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Hello,

On Nov 19, 2007, at 14:11, raymond.meyer@rambler.ru wrote:

> On Monday 19 November 2007 18:46:52 Michael Lorenz wrote:
>>> Also, is there  any way to get XFree86/Xorg to change resolution to
>>> 1600x1200@60Hz for Creator3D?
>>
>> No. You have to use the firmware:
>> setenv output-device screen:r1600x1200x60
>> reset-all
>> ...should do it.
>
> The problem is, I can set resolution to 1600x1200 in openboot, but  
> it doesn't
> support refresh rate of 60Hz at this resolution and only works at  
> something
> like 75Hz. I use a TFT display and 1600x1200x75 doesn't look very  
> good.

This is odd.

> In Solaris I simply use ffbconfig to set 1600x1200x60. I realise  
> there is no
> such utility on NetBSD, so maybe there is a way to hack XFree86 to  
> do that?
> Or is it possible to program openboot to support 1600x1200x60?

No, the sunffb driver in both XFree86 and Xorg can't change video  
modes. The ffb supports DDC2 though, what video modes does your  
display report?

have fun
Michael
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