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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Petr Vandrovec <vandrove@vc.cvut.cz>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] matroxfb big-endian update (was Re: [PATCH] ppc64: Fix __raw_* IO accessors)
Date: Sat, 25 Sep 2004 11:40:14 +1000	[thread overview]
Message-ID: <1096076414.12931.31.camel@gaston> (raw)
In-Reply-To: <20040924095348.GA30132@vana.vc.cvut.cz>

On Fri, 2004-09-24 at 19:53, 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?

People here tend to put a radeon card in their pSeries and forget about
the matrox one it seems :) I'll have a look next week.

Ben.



  parent reply	other threads:[~2004-09-25  1:43 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-09-21  9:23 [PATCH] ppc64: Fix __raw_* IO accessors Benjamin Herrenschmidt
2004-09-21 10:05 ` Alan Cox
2004-09-21 11:41   ` Benjamin Herrenschmidt
2004-09-21 19:30     ` Roland Dreier
2004-09-21 19:41       ` Linus Torvalds
2004-09-21 20:55         ` Geert Uytterhoeven
2004-09-21 22:05         ` Roland Dreier
2004-09-21 22:16           ` Linus Torvalds
2004-09-22  1:34             ` Benjamin Herrenschmidt
2004-09-22 18:58               ` Petr Vandrovec
2004-09-23  0:49                 ` Benjamin Herrenschmidt
2004-09-23 15:25                   ` Petr Vandrovec
2004-09-23 20:26                     ` [PATCH] matroxfb big-endian update (was Re: [PATCH] ppc64: Fix __raw_* IO accessors) Petr Vandrovec
2004-09-24  6:25                       ` Benjamin Herrenschmidt
2004-09-24  9:53                         ` Petr Vandrovec
2004-09-24 16:16                           ` Kostas Georgiou
2004-09-25  1:40                           ` Benjamin Herrenschmidt [this message]
2004-09-23 22:23                     ` [PATCH] ppc64: Fix __raw_* IO accessors Benjamin Herrenschmidt
2004-09-22  2:15             ` Paul Mackerras
2004-09-22  7:36               ` Roland Dreier
2004-09-22  1:31           ` Benjamin Herrenschmidt

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