[lkml]   [2001]   [Nov]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Disabling FPU, MMX, SSE units?
"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.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:18    [W:0.082 / U:1.548 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site