Thread (9 messages) 9 messages, 5 authors, 2006-03-27

Re: [PATCH, RESEND] Add MWI workaround for Tulip DC21143

From: Martin Michlmayr <hidden>
Date: 2006-03-27 07:01:12
Also in: linux-mips

* Francois Romieu [off-list ref] [2006-03-09 23:44]:
quoted
So when compiling for Cobalt, we work around the hardware bug, while for other
platforms, we just disable MWI?

Wouldn't it be possible to always (I mean, when a rev 65 chip is detected)
work around the bug?
Of course it is possible but it is not the same semantic as the initial
patch (not that I know if it is right or not).

So:
- does the issue exist beyond Cobalt hosts ?
- is the fix Cobalt-only ?
I don't think anyone has replied to this message yet.  My
understanding is that it's not Cobalt only but a problem in a specific
revision of the chip, which the Cobalt happens to use.  However, I'd
be glad if somone else could comment.  Peter, you read the errata
right?
-- 
Martin Michlmayr
http://www.cyrius.com/
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