Date: Wed, 28 Nov 2007 04:22:35 -0800 (PST) From: Barney Cordoba <barney_cordoba@yahoo.com> To: "Søren" Schmidt <sos@deepcore.dk>, John Baldwin <jhb@freebsd.org> Cc: Barney Cordoba <barney_cordoba@yahoo.com>, freebsd-current@freebsd.org, current@freebsd.org Subject: Re: Any successful installs on a Broadcom HT1000 chipset? Message-ID: <716784.37627.qm@web63908.mail.re1.yahoo.com> In-Reply-To: <474D1C8C.2060304@deepcore.dk>
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--- Søren Schmidt <sos@deepcore.dk> wrote:
> John Baldwin wrote:
> >
> > FYI, I've seen weird in-memory corruption with
> machines with the HT1000_S1
> > atapci device. In all the cases I've seen so far,
> a single page is corrupted
> > with garbage and the page happens to be used by
> UMA to hold credentials
> > including proc0's credentials. I've seen this
> corruption (trashed creds for
> > proc0 and other creds in that page) on many of the
> same boxes (Dell 1435's
> > IIRC) running on 6.2. I've tried switching the
> HT1000_S1 to use SWKSMIO
> > rather SWKS100 as I mentioned to you in an earlier
> e-mail (the Linux driver
> > uses equivalent of SWKSMIO FWIW) but don't have
> any conclusive tests on that.
> >
> >
> OK, seems the chipset has some real problems, I have
> digged through all
> the (very little) docs and info I got from
> serverworks back when, and
> the only thing I can find is that the chips doesn't
> support MSI in any
> shape or fashion or it will do really strange
> things.
> Now on my system it seems to be disabled but I'm not
> sure yet how its
> determined to be that way. Would be worth for you
> guys to check what the
> sysctl's "hw.pci.enable_msi" and
> "hw.pci.enable_msix" are set to.
> I havn't looked into this yet, but I'm pretty sure
> we added MSI support
> in the 6.2 -> 7.0 timeframe, so that might have
> uncovered this chipset
> bug, and possibly the Promise data corruption one as
> well.
>
> -Søren
That was something that was suggested a while ago when
I pointed out the linux disables MSI. It had no effect
in our systems.
Barney
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