From: "Randy.Dunlap" <rddunlap@osdl.org>
To: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>
Cc: Pavel Machek <pavel@suse.cz>, kernel list <linux-kernel@vger.kernel.org>
Subject: Re: Disabling FPU, MMX, SSE units?
Date: Fri, 23 Nov 2001 19:53:20 -0800 [thread overview]
Message-ID: <3BFF19B0.F8D56E74@osdl.org> (raw)
In-Reply-To: <Pine.GSO.3.96.1011122120030.29116A-100000@delta.ds2.pg.gda.pl>
"Maciej W. Rozycki" wrote:
>
> On Wed, 21 Nov 2001, Pavel Machek wrote:
>
> > Is there way not to let linux use FPU, MMX, SSE and similar fancy
> > units? I have athlon processor, but would like to turn FPU (and
> > similar fancy stuff) off...
>
> You may use "no387" to disable FPU and MMX (they are controlled by a
> single bit in cr0). No idea about SSE.
Looks to me like another candidate for the setup/bugs/cpuid
processor-type splitting/cleanup that DaveJ et al have mentioned
[for 2.5 ?].
include/asm-i386/bugs.h is the only header file in linux/ that
contains^W hides __setup() parameters, and that's bad IMO.
~Randy
next prev parent reply other threads:[~2001-11-24 3:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-11-21 21:05 Pavel Machek
2001-11-22 11:02 ` Maciej W. Rozycki
2001-11-22 12:38 ` Rasmus Bøg Hansen
2001-11-24 3:53 ` Randy.Dunlap [this message]
2001-11-23 6:57 Zwane Mwaikambo
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=3BFF19B0.F8D56E74@osdl.org \
--to=rddunlap@osdl.org \
--cc=linux-kernel@vger.kernel.org \
--cc=macro@ds2.pg.gda.pl \
--cc=pavel@suse.cz \
/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
all inboxes | Powered by JetHome®