Re: [f-cpu] delayed issue

["Christophe Avoinne" <christophe.avoinne@laposte.net>]

----- Original Message -----
From: "Yann Guidon" <whygee@f-cpu.org>
To: <f-cpu@seul.org>
Sent: Wednesday, March 05, 2003 5:12 PM
Subject: Re: [f-cpu] delayed issue


> >>2) If you map SRs to memory, you will face race conditions and
> >>synchronisation problems,
> >> and protection will not be enforced on a register or register group
> >>granularity basis.
> >>
> >>
> >It's exaclty the same problem for IO register, and it's soon solved.
> >
> SRs are not for I/O (because it would become a bottleneck).
> The problem, hence the solution, is not the same.

Quite now, I suspected SR to be equivalent to Intel SMR register, that is,
PUT/GET are equivalent to Intel WSMR/RSMR and not to Intel IN/OUT.

Am I wrong ?

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