From: Jiri Slaby <jirislaby@gmail.com>
To: Pekka Paalanen <pq@iki.fi>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Do cpu-endian MMIO accessors exist?
Date: Tue, 21 Jul 2009 22:59:31 +0200 [thread overview]
Message-ID: <4A662C33.7080505@gmail.com> (raw)
In-Reply-To: <20090721234243.1928d9e2@daedalus.pq.iki.fi>
On 07/21/2009 10:42 PM, Pekka Paalanen wrote:
> This is for Nouveau, where the hardware is configured to have the
> same endianess as the cpu. Well, it's configured BE for PPC and
> LE otherwise.
But not only ppc is BE.
> Do cpu-endian MMIO accessors exist? What should I use, or do I just
> have to use #ifdef __BIG_ENDIAN?
There is __raw_readl which doesn't switch bytes.
next prev parent reply other threads:[~2009-07-21 20:59 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-21 20:42 Do cpu-endian MMIO accessors exist? Pekka Paalanen
2009-07-21 20:59 ` Jiri Slaby [this message]
2009-07-21 21:15 ` Arnd Bergmann
2009-07-21 21:33 ` Christoph Hellwig
2009-07-21 22:01 ` Arnd Bergmann
2009-07-22 17:11 ` Pekka Paalanen
2009-07-22 21:19 ` Arnd Bergmann
2009-07-23 16:23 ` Pekka Paalanen
2009-07-22 21:20 ` Arnd Bergmann
2009-07-21 21:56 ` Jiri Slaby
2009-07-21 22:05 ` Arnd Bergmann
2009-07-22 7:24 ` Jiri Slaby
2009-07-22 8:35 ` Arnd Bergmann
2009-07-22 8:43 ` Alan Cox
2009-07-22 13:44 ` Arnd Bergmann
2009-07-27 5:00 ` Paul Mundt
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4A662C33.7080505@gmail.com \
--to=jirislaby@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=pq@iki.fi \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox