Subject: Re: Should Alpha PCI code manage latency timers?
To: List Mail User <>
From: Jachym Holecek <>
List: tech-kern
Date: 01/26/2005 01:58:54

> 	Just an interesting side note:  The implementers of Intel motherboards
> with the 430NX (Neptune) chipset misinterpreted the recommended value of 32
> (i.e. 0x20 hex) and actually defaulted to 50 (i.e. 0x32 hex) -- Just some
> (very old) history.  More OT: [...] 

Nice :-)

> 	Jachym, do you also have (or can get) the BIOS Implementor's Guide?
> It contains (or did) the recommended sequence for determining and
> initializing the system specific fields.

I can't find this one on the PCISIG site.

> Also, are you checking for PCI 2.1 or 2.2 (the common cases) or 2.3 (which
> I have yet to see an implementation of) or *really* PCI 3.0 (which
> includes PCI-Express, hot plug and a host of other `new' things?
> Note, most of the old Alphas are probably either version 1.1 or 1.2.

I checked 2.2, 2.3, 3.0 (yes, real version Three) -- they all seem to agree
on the topic.

		-- Jachym Holecek