Re: [PATCH] matroxfb big-endian update (was Re: [PATCH] ppc64: Fix __raw_* IO accessors)

Kostas Georgiou
2004-09-24T16:36:55Z

On Fri, 24 Sep 2004, Petr Vandrovec wrote:

> XFree 3.x did not touch BE mode bit and accessed MMIO directly with pointer
> dereference (expecting firmware to put card into BE mode?), while XFree 4.x (if
> I understand code properly) does not touch BE bit on primary device
> (while it clears it on secondary devices) while expecting hardware to be
> in LE mode...
>
> So I'm either confused, or XF3 needs BE_ACCEL set while XF4 needs BE_ACCEL
> disabled. Does anybody actually use matroxfb with XFree server on PPC (or any
> other BE machine) at all?

We had almost the same discussion 4 years ago :)
Have a look at: http://lists.debian.org/debian-powerpc/2001/01/msg00443.html

The driver in XFree 3.x never worked under ppc so don't worry about it.

Kostas