question - how to test DMA on peecees right way?

From: Ward Donald Griffiths III <gram_at_cnct.com>
Date: Tue May 12 20:13:46 1998

Tony Duell wrote:

> If this is an undocumented feature of the CPU then it should work. Alas,
> being undocumented there's no way I can look it up in the data book.

What a special joy, though. I have several pounds (avoirdupois) of
material on features in several generations of Motorola processors.
Most of which I'm incompetent to use, and a few are documented to
invoke the legendary HCF instruction.
>
> IBM certainly used the method I discribed in their BIOS. I've checked the
> source listings.
>
> >
> > -- Doug
> >
> >
>
> -tony

-- 
Ward Griffiths
They say that politics makes strange bedfellows.
Of course, the main reason they cuddle up is to screw somebody else.
				Michael Flynn, _Rogue Star_
Received on Tue May 12 1998 - 20:13:46 BST

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