From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael Chan" Subject: Re: TG3 fix for slow switches (Was: TG3 driver failure on HP 16-way) Date: Tue, 31 May 2005 10:22:37 -0700 Message-ID: <1117560157.4310.16.camel@rh4> References: <20050531153819.GA20793@esmail.cup.hp.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: "David S. Miller" , "Peter Chubb" , netdev@oss.sgi.com Return-path: To: "Grant Grundler" In-Reply-To: <20050531153819.GA20793@esmail.cup.hp.com> Sender: netdev-bounce@oss.sgi.com Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org On Tue, 2005-05-31 at 08:38 -0700, Grant Grundler wrote: > Michael, > Peter bounced this email to me after we talked about issues he was > having with the rx8620 (HP 16-way ia64, sx1000 chipset) "IOX Core LAN". > It sounded like the same problem I tracked down with rx8620 IOX Core LAN > in March. Here is the summary : > > | In May, 2004, tg3 v3.4 changed how MAC_LED_CTRL (0x40c) was getting > | programmed and how to determine what to program into LED_CTRL. The new > | code trusted NIC_SRAM_DATA_CFG (0x00000b58) to indicate what to write > | to LED_CTRL and MII EXT_CTRL registers. On "IOX Core Lan", SRAM was > | saying MODE_MAC (0x0) and that doesn't work. > Thanks Grant, I'll chase this down and find a solution to this problem.