linux-kernel - Re: [PATCH 1/2] OLPC: Add support for calling into Open Firmware

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Message-ID: <480B95F4.2010906@zytor.com>
Date:	Sun, 20 Apr 2008 15:13:56 -0400
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andres Salomon <dilinger@...ued.net>
CC:	Yinghai Lu <yhlu.kernel@...il.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Joseph Fannin <jfannin@...il.com>,
	linux-kernel@...r.kernel.org, jordan.crouse@....com,
	Mitch Bradley <wmb@...mworks.com>
Subject: Re: [PATCH 1/2] OLPC: Add support for calling into Open Firmware

Andres Salomon wrote:
> 
> I'm certainly open to suggestions..  Otherwise, I'll poke around and
> see if I can come up w/ something.
> 

It pretty much depends on what the invariants look like.  The 
normal/clean way of doing this kind of thing is via a fixmap entry 
and/or ioremap.

	-hpa
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