Re: [Linux-fbdev-devel] [PATCH] aty128fb 15/16 bit cleanup

[Geert U. <ge...@li...>]

On Fri, 22 Jun 2001, James Simmons wrote:
> > > BTW I'd love to work on adding Rage128 and Radeon support to the new atyfb.
> > 
> > Please coordinate with Ani, he already started to work on that.
> 
> Is this such a wise idea? I know the ati 128 can be run in DMA mode but
> can a MACH 64 card also be done in DMA? Once 2.5.X comes out and the
> patches I have go in we can migrate to using DMA/irq. The rage 128 works
> far far better in CCE mode plus the accel engine is far more stable. You
> can tell the ATI engineers focus on DMA performance and stability over
> mmio.

At least the 3D RAGE II+ and 3D RAGE PRO have support for busmastering DMA,
including queueing acceleration commands in a buffer in RAM.

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@li...

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds