Subject: Re: Interpreting PC164 ECC error messages?
To: None <firstname.lastname@example.org, email@example.com>
From: Ross Harvey <firstname.lastname@example.org>
Date: 08/23/1999 11:44:16
> From: Bill Sommerfeld <email@example.com>
> I think I got a bad batch of memory for my PC164. I'm attempting to
> isolate 4 good simms out of the batch of 8 I bought. At this point,
> I'm pretty sure 2-3 of the batch of 8 I bought are bad; I just don't
> know which ones yet.
> Anyone know how to interpret ECC error messages from SRM?
> Processor correctable error through vector 630.
> Alpha 21164 CPU IPRs:
> EI_STAT: FFFFFFF4C5FFFFFF EI_ADDR: FFFFFF000005E06F
> FILL_SYN: 0000000000002000 ISR: 0000000100000000
> Processor detected single bit ECC error in Memory
> The "EI_STAT" and "FILL_SYN" are consistent with any given
> configuration of SIMMs but (sometimes) change when I swap them around.
> Anyone know where this is documented?
> - Bill
In the CPU reference manual. It's available off the NetBSD/alpha home
page. Follow the obvious links until you get to: