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Date:      Tue, 14 May 1996 08:14:38 -0700
From:      David Greenman <davidg@Root.COM>
To:        "matthew c. mead" <mmead@Glock.COM>
Cc:        joerg_wunsch@uriah.heep.sax.de, blh@nol.net, jgreco@brasil.moneng.mei.com, hackers@freebsd.org, hardware@freebsd.org
Subject:   Re: Triton chipset with 256k cache caches 32M only? 
Message-ID:  <199605141514.IAA12912@Root.COM>
In-Reply-To: Your message of "Tue, 14 May 1996 09:13:28 EDT." <199605141313.JAA07905@Glock.COM> 

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>J Wunsch writes:
>
>> As Brett L. Hawn wrote:
>
>> >  I would highly suggest getting some of the new
>> > ASUS (just my particular favorite) tr-2 chipset motherboards, these solve
>> > the caching problem along with many of the other inherent bugs of tr-1
>> > chipsets.
>
>> They even can do ECC now if you're using parity SIMMs!
>
>> (About to get my new board into service by tomorrow or thursday. :)
>
>	I'd really like to do ECC, I just don't have the money for it right
>now.  So does this ECC work the same as the ECC on DEC Alphas?  On the Alphas,
>you put in 5M for every 4M of addressable ram.  Is there a fifth simm slot on
>these motherboards where a non ECC capable motherboard would have 4?

   No, it uses the parity bits. Only 8 syndrome bits are needed for 64bit
words.

-DG

David Greenman
Core-team/Principal Architect, The FreeBSD Project



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