From: David Gibson <david@gibson.dropbear.id.au>
To: linuxppc-embedded@lists.linuxppc.org
Subject: Re: map iomem in linux_2_4_dev
Date: Mon, 27 May 2002 16:34:51 +1000 [thread overview]
Message-ID: <20020527063451.GL16537@zax> (raw)
In-Reply-To: <003801c20543$b90a4180$e1a8459b@ntu.edu.sg>
On Mon, May 27, 2002 at 01:59:54PM +0800, shaowei dai wrote:
>
> Hello, every one:
>
> I've searched through the achieve, but failed to find stuff about mapping
> io-memmory in this linux_2_4_dev version.
> After check the source code, it seems from 2_4_dev onwards, no need to use
> ioremap to map io memory. We
> should use io_block_mapping() instead.
No, you should use ioremap() wherever possible. Only use
io_block_mapping() if for some strange reason you need to specify the
virtual address.
--
David Gibson | For every complex problem there is a
david@gibson.dropbear.id.au | solution which is simple, neat and
| wrong. -- H.L. Mencken
http://www.ozlabs.org/people/dgibson
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2002-05-27 6:34 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-27 5:59 map iomem in linux_2_4_dev shaowei dai
2002-05-27 6:34 ` David Gibson [this message]
2002-05-27 6:51 ` shaowei dai
2002-05-27 8:13 ` Sangmoon Kim
2002-05-27 8:13 ` shaowei dai
2002-05-28 0:36 ` David Gibson
2002-05-28 4:42 ` Sangmoon Kim
-- strict thread matches above, loose matches on Subject: below --
2002-05-28 10:38 Sangmoon Kim
2002-05-28 13:23 ` Matt Porter
2002-05-29 4:57 ` Sangmoon Kim
2002-05-29 5:47 ` Roland Dreier
2002-05-29 6:01 ` Sangmoon Kim
2002-05-29 5:47 ` David Gibson
2002-05-29 6:14 ` Sangmoon Kim
2002-05-29 12:48 ` shaowei dai
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