Messages in this thread | | | Date | Tue, 19 Sep 2006 02:02:48 +0200 | From | "Jesper Juhl" <> | Subject | Re: Math-emu kills the kernel on Athlon64 X2 |
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On 19/09/06, Sergio Monteiro Basto <sergio@sergiomb.no-ip.org> wrote: > On Tue, 2006-09-19 at 00:18 +0200, Jesper Juhl wrote: > > Hi, > > > > If I enable the math emulator in 2.6.18-rc7-git2 (only version I've > > tried this with) and then boot the kernel with "no387" then I only get > > as far as lilo's "...Booting the kernel." message and then the system > > hangs. > > > > I think, math emulation is for 486 and older. 486 DX2 was the first one > who have math co processor, on earlier processor it should be disable . > Yes, it's mainly there for CPU's that don't have a math co-processor, but it's also there for the cases where the math co-processor is broken or where for some other reason you may not want to use it - so it really should work... Sure, it may be slow as hell compared to hardware, but if it's there and I can select it then it should at least be functional.
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