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SubjectRe: [OT] fpu IRQ x86-ism
On Mon, Mar 06, 2000 at 11:14:13AM -0800, B. James Phillippe wrote:

> Sorry for this somewhat OT question - I'll try to be brief. I have always
> noticed that on x86 Linux boxes, IRQ 13 is for the FPU and is always "1" (I
> assume this is from probing or testing at bootup). This value never seems
> to change, so again I will assume that it is only used to signal FPU
> errors. There is no "fpu IRQ" on my Alpha, obviously it has an FPU as
> well. Is it's existance on the PC just some lame legacy issue?

Yes.

--
Vojtech Pavlik
SuSE Labs

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