Re: question: i/o port 0x61 on x86 archs

From: Ingo Oeser (
Date: Wed Jun 12 2002 - 11:03:25 EST

On Sat, Jun 08, 2002 at 03:01:13PM -0700, Randy Dunlap wrote:
> On Sat, 8 Jun 2002, Ravikiran G Thirumalai wrote:
> | I have a question regdg do_nmi routine in x86; what does location 0x61
> | from inb(0x61) do? Is it something very well known in intel archs?
> Port 0x61 is the NMI status and control register.

So it should exist a '#define' for this somewhere.

People who tend to disagree here, may try to use *.i files
instead of *.c and *.h files next time.

The IRQ-handling code is full of these beauties and several
drivers are too.


Ingo Oeser

Science is what we can tell a computer. Art is everything else. --- D.E.Knuth
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