Date: Fri, 9 Jul 2004 22:59:46 -0400 From: Brian Fundakowski Feldman <green@freebsd.org> To: Jonathan Chen <jon@freebsd.org> Cc: freebsd-hackers@freebsd.org Subject: Re: bge on 64-bit pci: corrupt packets Message-ID: <20040710025946.GF1626@green.homeunix.org> In-Reply-To: <20040701224829.A20882@porthos.spock.org> References: <20040701224829.A20882@porthos.spock.org>
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On Thu, Jul 01, 2004 at 10:48:29PM -0400, Jonathan Chen wrote: > Hi all, > > I've been experiencing a problem with using bge on 64-bit pci slots. After > looking at this for the whole day, I still have no idea what the problem > is. Perhaps one of you can help... If you suspect it to be an alignment problem, it's easy to test. Look for the bus_dma_tag_create() calls -- all of them use PAGE_SIZE (4096+) or ETHER_ALIGN (2). Did you try changing the ETHER_ALIGNS to 8? -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\
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