From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Scott Wood <scottwood@freescale.com>
Cc: linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>,
hollisb@us.ibm.com
Subject: Re: [RFC][PATCH] initial port of fixmap over from x86 for ppc32
Date: Tue, 08 Apr 2008 09:51:32 +1000 [thread overview]
Message-ID: <1207612292.10388.494.camel@pasglop> (raw)
In-Reply-To: <20080407162053.GB2688@loki.buserror.net>
On Mon, 2008-04-07 at 11:20 -0500, Scott Wood wrote:
>
> Another possible use is a BAT/TLB1 mapping for SoC registers (or
> anything
> else on the board which is frequently accessed), which can be reused
> by
> ioremap() to avoid wasting normal TLB entries, and to facilitate early
> debugging.
As far as the above is concerned, I'm not too fan of fixed virtual
addresses. I'd rather dynamically assign it. But we can do it.
Ben.
next prev parent reply other threads:[~2008-04-07 23:51 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-03 6:52 [RFC][PATCH] initial port of fixmap over from x86 for ppc32 Kumar Gala
2008-04-03 18:47 ` Hollis Blanchard
2008-04-03 21:45 ` Benjamin Herrenschmidt
2008-04-06 23:48 ` Paul Mackerras
2008-04-07 0:43 ` Benjamin Herrenschmidt
2008-04-07 13:09 ` Kumar Gala
2008-04-07 16:20 ` Scott Wood
2008-04-07 21:36 ` Kumar Gala
2008-04-07 23:51 ` Benjamin Herrenschmidt [this message]
2008-04-08 14:28 ` Kumar Gala
2008-04-08 16:24 ` Scott Wood
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=1207612292.10388.494.camel@pasglop \
--to=benh@kernel.crashing.org \
--cc=hollisb@us.ibm.com \
--cc=linuxppc-dev@ozlabs.org \
--cc=paulus@samba.org \
--cc=scottwood@freescale.com \
/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;
as well as URLs for NNTP newsgroup(s).