> -----Original Message-----
> From: Mike Smith [SMTP:m...@smith.net.au]
> Sent: Friday, May 21, 1999 6:05 PM
> To: Ladavac Marino
> Cc: 'Mike Smith'; Joel Ray Holveck; Doug Rabson; Peter Wemm; Tommy
> Hallgren; freebsd-hackers@FreeBSD.ORG
> Subject: Re: Lazy SPLs
>
>
> For a simplistic bus, perhaps. But an arbitrated token-delivery
> interrupt buslet with a bus-standardised interrupt state
> acknowledgement
> protocol would be much more efficient.
[ML] It would be nice to have an intelligent bus, yes. I won't
hold my breath, though :(
> PCI makes too many compromises to the PC's architecture; we're just
> about ready for a new bus again.
[ML] Pretty much, yes. The bus is becoming to be a bottleneck
again.
> I don't believe I ever suggested that this was the only alternative
> technique, and I'm certainly on record as not liking it either.
[ML] No, you certainly did not suggest that, but it is the way
ISA behaves, and PCI has an advantage over ISA in this respect. The
fact that it was only a half-measure is the flip side of the coin.
/Marino
> --
> \\ The mind's the standard \\ Mike Smith
> \\ of the man. \\ msm...@freebsd.org
> \\ -- Joseph Merrick \\ msm...@cdrom.com
>
>
>
>
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