Subject: Re: ofb proposal
To: Michael <macallan18@earthlink.net>
From: Chris Tribo <ctribo@college.dtcc.edu>
List: port-macppc
Date: 01/30/2005 14:54:28
On Jan 30, 2005, at 2:33 PM, Michael wrote:

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> Hello,
>
>>> Hmm, I guess it would matter - on Riccardo's 4400 XFree would only 
>>> use 1 or 2MB of VRAM and he said he has some upgrade installed too.
>>> So I wouldn't be surprised if XFree doesn't see the upgrade either. 
>>> Did you try XFree? On sparc64 it works without changes, so I guess 
>>> it should just work for you too.
>>
>> I'll try and get it built or steal the 2.0 sets and report back.
> Thanks :)
> Maybe it will need some minor patching, we'll see.
>
>> It didn't get the resolution wrong, it was driving my external studio 
>> display at 1600x1200. If I don't plug it in, it comes up on the LCD 
>> at 1024x768 like it should. It just has a 2" band of black above and 
>> below the area where text is being drawn and doesn't scroll on the 
>> powerbook.
> Oops, so I got you wrong. Hmm, the 2" bands shouldn't happen, the 
> driver should try to use as much of the screen as it can. Maybe the 
> Rage LT Pro needs some special handling :/

It occurs on the Rage Pro in the Beige G3 too, my wording of the 
original email was just overly poor. I guess I need some "Jolt Cola for 
those late night hacks".

>> I'm almost 100% sure that this board has 4MB since it's a 
>> wallstreet-II with s-video out.
> Ok, so that part works.
>
>> There's a word on the display controller about available resolutions, 
>> I dunno if that exists on sparc64 or other OpenPROM archs.
> It exists on some OBPs and in NewWorld OF - my S900 with OF 1.0.5 
> doesn't have it, but apparently the code that tries to figure out the 
> resolution does the right thing after all - the rest doesn't for some 
> reason. I think I'll make a new test kernel later today with a bit 
> more debugging output in machfb, it should at least use the whole 
> screen.

They probably added it to OF 2

> btw. the G3's Rage is onboard, isn't it?

Yes.