From: Gary Thomas <gdt@linuxppc.org>
To: Paul Mackerras <paulus@linuxcare.com>
Cc: Cort Dougan <cort@fsmlabs.com>
Cc: Cort Dougan <cort@fsmlabs.com>,
Linux/PPC Developer list <linuxppc-dev@lists.linuxppc.org>
Subject: RE: insw/outsw in ide.h
Date: Wed, 01 Mar 2000 05:37:13 -0700 (MST) [thread overview]
Message-ID: <XFMail.000301053713.gdt@linuxppc.org> (raw)
In-Reply-To: <00030117261302.01280@argo.linuxcare.com.au>
On 01-Mar-00 Paul Mackerras wrote:
>
> Is there any PPC platform that needs to use a byte-swapping insw/outsw in
> the IDE driver? (I can't see why any platform would, but you never
> know...)
>
> I have changed the insw/outsw/insl/outsl in include/asm-ppc/io.h to be the
> non-swapping form (in my tree at least, I'll push it to bk soon). I would
> like to take out the special definitions of insw/outsw in
> include/asm-ppc/ide.h and just let the ide driver use the standard
> (non-swapping) form. Will this cause a problem for any PPC platforms?
>
I can't tell for sure, but won't this break existing [already installed]
systems? I agree that the data path really doesn't matter, but once it's
on the media it probably does.
Have you tested this change on a system with an IDE drive that has a
live file system in place?
.. just my 2c
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2000-03-01 12:37 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-03-01 6:22 insw/outsw in ide.h Paul Mackerras
2000-03-01 12:37 ` Gary Thomas [this message]
2000-03-01 13:07 ` Geert Uytterhoeven
2000-03-03 9:32 ` Cort Dougan
2000-03-03 9:40 ` Geert Uytterhoeven
2000-03-03 21:36 ` Dan Malek
2000-03-03 22:07 ` Cort Dougan
-- strict thread matches above, loose matches on Subject: below --
2000-03-06 6:58 David Monro
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