Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751782Ab0KDOUV (ORCPT ); Thu, 4 Nov 2010 10:20:21 -0400 Received: from mail-ew0-f46.google.com ([209.85.215.46]:38487 "EHLO mail-ew0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750939Ab0KDOUS (ORCPT ); Thu, 4 Nov 2010 10:20:18 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:from:to:cc:in-reply-to:references:content-type:date :message-id:mime-version:x-mailer:content-transfer-encoding; b=U92kuAA4rapGDruxI8KQk+hh0OzCLizAs9HekHBnMtOiCCXv9c6516qF2UdJnnWOA3 Cl8KsXOXtz8TxgmOu0WmBniUQRcfv5MGhHSgEtI60Sg1qNJA6339FZm+kd8vk4MrXxXR KiLDFKGwbmS7ShmeZegL/qpyzId6/O0N4qZYk= Subject: Re: kernel 2.6.33.7 (the highest version with RT patch) does not work with b44 ethernet controller From: Eric Dumazet To: Wojtek Zabolotny Cc: linux-kernel@vger.kernel.org In-Reply-To: <4CD2BDE7.2070307@elka.pw.edu.pl> References: <4CD2BDE7.2070307@elka.pw.edu.pl> Content-Type: text/plain; charset="UTF-8" Date: Thu, 04 Nov 2010 15:20:13 +0100 Message-ID: <1288880413.2659.103.camel@edumazet-laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2275 Lines: 57 Le jeudi 04 novembre 2010 à 15:06 +0100, Wojtek Zabolotny a écrit : > I have updated my RT-kernel to version 2.6.33.7-rt29 (the newest RT > version), > and I've found that I've lost Ethernet connectivity. > In the logs I could see messages like this: > Nov 2 09:30:28 wzlaphp kernel: b44: eth0: powering down PHY > Nov 2 09:30:28 wzlaphp kernel: b44: eth0: BUG! Timeout waiting for bit > 00000002 of register 42c to clear. > Nov 2 09:30:32 wzlaphp kernel: b44: eth0: BUG! Timeout waiting for bit > 80000000 of register 428 to clear. > > I was not sure whether the probem is related to the 2.6.33.7 kernel > itself or with the RT patch, so I've compiled also the unpatched version > of 2.6.33.7 > > It is also not able to communicate with my Ethernet controller, but now > the error messages are different: > > b44 0000:02:0e.0: PCI INT A disabled > b44 0000:02:0e.0: BAR 0: set to [mem 0xf4108000-0xf4109fff] (PCI address > [0xf4108000-0xf4109fff] > b44 0000:02:0e.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 > ssb: Core 0 found: Fast Ethernet (cc 0x806, rev 0x07, vendor 0x4243) > ssb: Core 1 found: V90 (cc 0x807, rev 0x03, vendor 0x4243) > ssb: Core 2 found: PCI (cc 0x804, rev 0x0A, vendor 0x4243) > ssb: Sonics Silicon Backplane found on PCI device 0000:02:0e.0 > b44.c:v2.0 > b44: Invalid MAC address found in EEPROM > b44 ssb1:0: Problem fetching invariants of chip, aborting. > b44: probe of ssb1:0 failed with error -22 > > Now I'm using the old 2.6.33.5-rt23 kernel, and everything works perfectly. > Could you print the Invalid MAC address ? diff --git a/drivers/net/b44.c b/drivers/net/b44.c index c6e8631..b1b9a2b 100644 --- a/drivers/net/b44.c +++ b/drivers/net/b44.c @@ -2092,7 +2092,7 @@ static int __devinit b44_get_invariants(struct b44 *bp) memcpy(bp->dev->dev_addr, addr, 6); if (!is_valid_ether_addr(&bp->dev->dev_addr[0])){ - pr_err("Invalid MAC address found in EEPROM\n"); + pr_err("Invalid MAC address %pM found in EEPROM\n", bp->dev->dev_addr); return -EINVAL; } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/