Date: Wed, 15 Sep 1999 01:21:26 -0700 (PDT) From: Matthew Jacob <mjacob@feral.com> To: Don Lewis <Don.Lewis@tsc.tdk.com> Cc: Andrew Gallatin <gallatin@cs.duke.edu>, "Justin T. Gibbs" <gibbs@caspian.plutotech.com>, scsi@FreeBSD.ORG, anderson@cs.duke.edu Subject: Re: data corruption when using aic7890 Message-ID: <Pine.BSF.4.05.9909150120410.6445-100000@semuta.feral.com> In-Reply-To: <199909150817.BAA17039@salsa.gv.tsc.tdk.com>
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> I wonder if it might be botching PCI MWI transactions. Is there a way > to get this beast to just use plain PCI Memory Write transactions (with > the obvious performance penalty)? Umm- can't you clear the INVAL bit in the PCI command register? See ahc_pci_attach where it enables BUS mastering.. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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