From: Segher Boessenkool <segher@kernel.crashing.org>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linuxppc-dev@ozlabs.org, David Gibson <david@gibson.dropbear.id.au>
Subject: Re: [PATCH 2/6] PowerPC 440EPx: Sequoia DTS
Date: Tue, 7 Aug 2007 01:09:22 +0200 [thread overview]
Message-ID: <30b543242f076847597582b8589dadec@kernel.crashing.org> (raw)
In-Reply-To: <1186438523.938.83.camel@localhost.localdomain>
>> Actually, checking for the presence of all possible perverted
>> mapping
>> props doesn't seem a good idea -- it's simpler to check for the
>> presence of
>> one prop (like "direct-mapped" I was thinking about, or maybe
>> "simple-map").
>
> Or more simply... if it's not a direct mapping, it doesn't have a
> ranges
> property and can't be walked down by conventional means.
That establishes that the flash address space is mapped 1-1 into
the host address space; however it doesn't say anything about
swizzling or interleaving or endianness etc., which are important
for NOR flash memory because of how the command sets work.
Segher
next prev parent reply other threads:[~2007-08-06 23:09 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-30 15:06 [PATCH 2/6] PowerPC 440EPx: Sequoia DTS Valentine Barshak
2007-08-01 2:08 ` David Gibson
2007-08-01 4:57 ` Segher Boessenkool
2007-08-01 5:04 ` David Gibson
2007-08-01 5:47 ` David Gibson
2007-08-02 15:23 ` Sergei Shtylyov
2007-08-03 3:13 ` David Gibson
2007-08-03 15:47 ` Sergei Shtylyov
2007-08-06 4:21 ` David Gibson
2007-08-06 18:37 ` Sergei Shtylyov
2007-08-06 21:03 ` Segher Boessenkool
2007-08-06 22:15 ` Benjamin Herrenschmidt
2007-08-06 23:09 ` Segher Boessenkool [this message]
2007-08-07 3:29 ` David Gibson
2007-08-07 3:28 ` David Gibson
2007-08-07 15:43 ` Scott Wood
2007-08-07 17:01 ` Segher Boessenkool
2007-08-07 16:43 ` Segher Boessenkool
2007-08-08 0:35 ` David Gibson
2007-08-19 12:59 ` Sergei Shtylyov
2007-08-06 20:54 ` Segher Boessenkool
2007-08-07 4:12 ` David Gibson
2007-08-07 16:51 ` Segher Boessenkool
2007-08-08 1:13 ` David Gibson
2007-08-09 19:53 ` Segher Boessenkool
2007-08-10 1:07 ` David Gibson
2007-08-10 20:48 ` Segher Boessenkool
2007-08-24 19:10 ` Sergei Shtylyov
2007-08-24 20:43 ` Segher Boessenkool
2007-08-06 20:35 ` Segher Boessenkool
2007-08-07 4:09 ` David Gibson
2007-08-07 16:58 ` Segher Boessenkool
2007-08-08 0:48 ` David Gibson
2007-08-06 20:20 ` Segher Boessenkool
2007-08-07 3:35 ` David Gibson
2007-08-06 20:12 ` Segher Boessenkool
2007-08-02 20:18 ` Josh Boyer
2007-08-03 0:49 ` David Gibson
2007-08-03 16:29 ` Sergei Shtylyov
2007-08-06 4:31 ` David Gibson
2007-08-06 20:55 ` Segher Boessenkool
2007-08-06 20:41 ` Segher Boessenkool
2007-08-06 19:59 ` Segher Boessenkool
2007-08-07 3:41 ` David Gibson
2007-08-07 16:33 ` Segher Boessenkool
2007-08-08 1:51 ` David Gibson
2007-08-09 20:00 ` Segher Boessenkool
2007-08-10 1:11 ` David Gibson
2007-08-02 20:16 ` Josh Boyer
2007-08-01 14:13 ` Valentine Barshak
2007-08-02 1:00 ` David Gibson
2007-08-02 20:15 ` Josh Boyer
2007-08-06 20:15 ` Segher Boessenkool
2007-08-07 4:11 ` David Gibson
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=30b543242f076847597582b8589dadec@kernel.crashing.org \
--to=segher@kernel.crashing.org \
--cc=benh@kernel.crashing.org \
--cc=david@gibson.dropbear.id.au \
--cc=linuxppc-dev@ozlabs.org \
/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).