From: David Miller <davem@davemloft.net>
To: dmk@flex.com
Cc: hch@infradead.org, wmb@firmworks.com, devel@laptop.org,
linux-kernel@vger.kernel.org, jg@laptop.org
Subject: Re: [PATCH] Open Firmware device tree virtual filesystem
Date: Mon, 01 Jan 2007 00:54:09 -0800 (PST) [thread overview]
Message-ID: <20070101.005409.38712613.davem@davemloft.net> (raw)
In-Reply-To: <45988210.7070300@flex.com>
From: David Kahn <dmk@flex.com>
Date: Sun, 31 Dec 2006 19:37:52 -0800
> IMHO, the directory entries in the filesystem
> should be in the form "node-name@unit-address" (eg: /pci@1f,0,
> "pci" is the node name, "@" is the separator character defined
> by IEEE 1275, and "1f,0" is the unit-address,
> which are always guaranteed to be unique. That's part of the
> reason we did a separate implementation. I'm not sure
> how we'll resolve that part of it or what problem that
> code is trying to resolve by changing the directory names
> that appear in the filesystem in a rather odd way. It's
> not possible to have two ambiguously fully qualified nodes in the OFW
> device tree, otherwise you would never be able to select
> a specific one by name.
Absolutely, and if you look that's how Sparc's openpromfs names
things now. It even goes through all of the trouble to make
sure the unit addressing matches what the Sparc OBP uses
precisely.
next prev parent reply other threads:[~2007-01-01 8:54 UTC|newest]
Thread overview: 89+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-31 1:38 [PATCH] Open Firmware device tree virtual filesystem Mitch Bradley
2006-12-31 5:19 ` David Miller
2006-12-31 9:36 ` Mitch Bradley
2006-12-31 9:52 ` David Miller
2006-12-31 10:11 ` David Kahn
2006-12-31 10:49 ` David Miller
2006-12-31 11:47 ` Rene Rebe
2006-12-31 11:53 ` David Kahn
2007-01-01 3:48 ` Segher Boessenkool
2007-01-02 3:56 ` Benjamin Herrenschmidt
2007-01-02 18:43 ` Richard Smith
2006-12-31 15:41 ` Christoph Hellwig
2006-12-31 20:46 ` David Miller
2007-01-01 3:37 ` David Kahn
2007-01-01 8:54 ` David Miller [this message]
2007-01-02 4:02 ` Benjamin Herrenschmidt
2007-01-02 12:28 ` Segher Boessenkool
2007-01-01 3:33 ` Segher Boessenkool
2007-01-01 8:57 ` David Miller
2007-01-01 17:48 ` Segher Boessenkool
2007-01-01 23:08 ` David Miller
2007-01-01 23:52 ` Segher Boessenkool
2007-01-02 3:31 ` David Miller
2007-01-02 11:26 ` Segher Boessenkool
2007-01-02 1:40 ` David Kahn
2007-01-02 3:36 ` David Miller
2007-01-01 18:10 ` Mitch Bradley
2007-01-01 19:21 ` Jan Engelhardt
2007-01-02 4:05 ` Benjamin Herrenschmidt
2007-01-02 4:30 ` David Miller
2007-01-02 4:57 ` Benjamin Herrenschmidt
2007-01-02 5:01 ` David Miller
2007-01-02 5:09 ` Benjamin Herrenschmidt
2007-01-02 5:44 ` David Miller
2007-01-02 12:36 ` Segher Boessenkool
2007-01-02 11:03 ` Segher Boessenkool
2007-01-02 3:53 ` Benjamin Herrenschmidt
2007-01-02 12:22 ` Segher Boessenkool
2007-01-02 20:12 ` Benjamin Herrenschmidt
2007-01-02 21:28 ` Segher Boessenkool
2007-01-02 21:32 ` Benjamin Herrenschmidt
2007-01-02 21:40 ` Segher Boessenkool
2007-01-02 22:10 ` David Miller
2007-01-02 22:05 ` David Miller
2007-01-03 0:48 ` Segher Boessenkool
2007-01-03 4:34 ` David Miller
2007-01-03 15:23 ` Segher Boessenkool
2007-01-04 2:15 ` David Miller
2007-01-02 3:45 ` Benjamin Herrenschmidt
2007-01-02 3:49 ` David Miller
2007-01-02 11:45 ` Segher Boessenkool
2007-01-02 20:07 ` Benjamin Herrenschmidt
2006-12-31 13:24 ` Pekka Enberg
2006-12-31 18:55 ` Mitch Bradley
2006-12-31 14:12 ` Jan Engelhardt
2006-12-31 20:45 ` David Miller
2006-12-31 21:30 ` Jan Engelhardt
2007-01-02 3:43 ` Benjamin Herrenschmidt
2007-01-02 11:37 ` Segher Boessenkool
2007-01-02 13:22 ` Stefan Reinauer
2007-01-02 20:08 ` Benjamin Herrenschmidt
2007-01-02 20:11 ` Mitch Bradley
2007-01-02 20:48 ` Benjamin Herrenschmidt
2007-01-02 21:37 ` Segher Boessenkool
2007-01-02 21:47 ` Benjamin Herrenschmidt
2007-01-03 0:35 ` Segher Boessenkool
2007-01-03 0:44 ` Benjamin Herrenschmidt
2007-01-03 1:14 ` Segher Boessenkool
2007-01-03 4:35 ` David Miller
2007-01-02 22:07 ` David Miller
2007-01-03 0:52 ` Segher Boessenkool
2007-01-03 1:13 ` Jan Engelhardt
2007-01-03 4:38 ` David Miller
2007-01-03 5:05 ` Benjamin Herrenschmidt
2007-01-03 15:59 ` Segher Boessenkool
2007-01-03 15:31 ` Segher Boessenkool
2007-01-03 4:34 ` David Miller
2007-01-02 21:15 ` Segher Boessenkool
2007-01-02 21:59 ` David Miller
2007-01-01 3:40 ` Segher Boessenkool
2007-01-01 4:21 ` Segher Boessenkool
-- strict thread matches above, loose matches on Subject: below --
2007-01-11 17:39 ron minnich
2007-01-11 17:53 ` Mitch Bradley
2007-01-11 17:55 ` ron minnich
2007-01-11 18:36 ` Segher Boessenkool
2007-01-11 18:20 ` Stefan Reinauer
2007-01-11 18:47 ` Segher Boessenkool
2007-01-11 19:12 ` ron minnich
2007-01-11 19:11 ` ron minnich
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