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SubjectRe: [2.1.80] boot and floppy driver problems.
On Wed, 21 Jan 1998, Michael Elizabeth Chastain wrote:

> Hi Niels,
>
> > 1. If I build the kernel with SMP support it won't boot on my UP system
> > (SiS chipset, AMD486 processor). Commenting out ``SMP = 1'' in the
> > Makefile and rebuilding the kernel makes it boot OK.
>
> I have a similar problem on my IBM 486SLC processor. In my case,
> I have a floating point coprocessor that uses 'old IRQ13 error
> reporting'. An SMP kernel can't handle this and it panics in an
> unexpected way during bootstrap.
>
> Check your dmesg output and see if you have a similar coprocessor.
> That might be the problem.
>
My processor is a 100MHz AMD486DX4. I get the following output from dmesg:

CPU: AMD DX/4-WB stepping 04
Checking 386/387 coupling... Ok, fpu using exception 16 error reporting.

--
Med venlig hilsen / Best regards
nkbj@image.dk
Niels Kristian Bech Jensen http://www.image.dk/~nkbj/


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