Re: [OT] fpu IRQ x86-ism

From: Riley Williams (rhw@MemAlpha.cx)
Date: Thu Mar 09 2000 - 09:47:53 EST


Hi Peter.

>>> Yup. It isn't even used to signal FPU errors on 486+ PCs.

>> Does that mean it's available for use by other hardware, or
>> is that prohibited by other considerations?

> It's not -- there is no wire that can be used to raise IRQ
> 13 from any other device.

8-((( I have to admit that I'd overlooked that, which is silly.

Best wishes from Riley.

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