netdev - Re: [PATCH] tg3: fix big endian MAC address collection failure

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Message-ID: <C27F8246C663564A84BB7AB343977242177D75A050@IRVEXCHCCR01.corp.ad.broadcom.com>
Date:	Mon, 13 Apr 2009 20:56:55 -0700
From:	"Michael Chan" <mchan@...adcom.com>
To:	"'David Miller'" <davem@...emloft.net>,
	"Matthew Carlson" <mcarlson@...adcom.com>
cc:	"James.Bottomley@...senPartnership.com" 
	<James.Bottomley@...senPartnership.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-parisc@...r.kernel.org" <linux-parisc@...r.kernel.org>
Subject: Re: [PATCH] tg3: fix big endian MAC address collection failure

David Miller wrote:

> From: "Matt Carlson" <mcarlson@...adcom.com>
> Date: Mon, 13 Apr 2009 19:00:15 -0700
>
> > I did run some tests this afternoon on a similar IA64 HP machine and
> > they ran fine.
>
> It can't be similar, James Bottomly is on HP PARISC (big endian) not
> IA64 (which is little endian).

Matt brought up IA64 because Robin Holt reported what seemed like an
identical issue on SGI IA64 machine.

>
> I'm still convinced this is a big-endian driver problem and it has
> nothing to do with broken NVRAM or similar.
>
>

Agreed.  James' problem appears to be a big endian issue.  Everything
is endian-swapped in his NVRAM when he did the ethtool dump.

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