Re: SUN Ultra 5 HDD compatibility

[Gert Doering <gert%greenie.muc.de@localhost>]

Hi,

On Wed, Jan 27, 2010 at 04:12:57PM -0500, Michael wrote:
> >From my last experiments, I've come to the conclusion that this is a
> >PCI 2.0 vs. PCI 2.1 issue.  I have a SATA card that the U5 just "does
> >not see" but works nicely in an U30.  It's not a sparc specific  
> >problem,
> >a PentiumIII PC of similar age with a 440BX chipset doesn't "see" the
> >card either.
> 
> IIRC the U5/U10 doesn't like 3.3v only PCI cards. Neither do older  
> Macs for example.
> The U60 ( and probably the U30 ) has a 3.3v/66MHz slot so these cards  
> can work.

I seem to remember that the 3.3v-only cards are coded, so they don't
even fit into a 5v-only slot.  (And I think I've checked this when I
was fighting with this specific card, last year, and came to the 
conclusion that it must have been something different -> new theory: 
PCI 2.0 vs. PCI 2.1).

gert
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