From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Hollis <hollis-lists@austin.rr.com>, <linuxppc-dev@lists.linuxppc.org>
Subject: Re: another endianness issue...
Date: Sun, 24 Jun 2001 01:22:50 +0200 [thread overview]
Message-ID: <20010623232250.4313@smtp.wanadoo.fr> (raw)
In-Reply-To: <01062313332701.00569@silence.internal>
>>
>> Bitfields are not a good way to describe hardware registers.
>
>Why is that? Are there generally bitfield problems other than this one?
Neither structures nor bitfields are good for describing HW registers
because they are always implementation dependant, the actual layout
in memory of a structure of a bitfield depends completely on the
compiler, it's setting, the platform, whatever....
Ben.
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2001-06-23 23:22 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <3B2E747A.6090607@noos.fr>
[not found] ` <01061823464800.00690@reality.internal>
[not found] ` <3B2F0871.2070304@noos.fr>
[not found] ` <0106192003070C.00609@reality.internal>
2001-06-22 17:12 ` getting the 8600 to boot 2.4.5 Guillaume Laurès
2001-06-24 9:54 ` Michel Lanners
2001-06-24 11:39 ` Takashi Oe
2001-06-23 9:29 ` another endianness issue Guillaume Laurès
2001-06-23 18:19 ` Timothy A. Seufert
2001-06-23 18:33 ` Hollis
2001-06-23 23:22 ` Benjamin Herrenschmidt [this message]
2001-06-24 13:59 ` Guillaume Laurès
2001-06-24 14:50 ` Benjamin Herrenschmidt
2001-06-24 14:52 ` Geert Uytterhoeven
2001-06-24 22:49 ` Dan Malek
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=20010623232250.4313@smtp.wanadoo.fr \
--to=benh@kernel.crashing.org \
--cc=hollis-lists@austin.rr.com \
--cc=linuxppc-dev@lists.linuxppc.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).