From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out-mta23.ai270.net ([94.126.44.34]:51713 "EHLO out-mta22.ai270.net" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932593AbcASKQV (ORCPT ); Tue, 19 Jan 2016 05:16:21 -0500 Subject: Re: Hint HB6 - kernel doesn't see chips behind it. To: Bjorn Helgaas References: <5698191B.1070904@keynet-technology.com> <20160115172640.GC28453@localhost> <569CFB5B.7050903@keynet-technology.com> <20160119033839.GA3339@localhost> Cc: linux-pci@vger.kernel.org From: Richard F Message-ID: <569E0CEF.6040801@keynet-technology.com> Date: Tue, 19 Jan 2016 10:16:15 +0000 MIME-Version: 1.0 In-Reply-To: <20160119033839.GA3339@localhost> Content-Type: text/plain; charset=utf-8 Sender: linux-pci-owner@vger.kernel.org List-ID: I'll see what I can do to capture the 4.4 crash, and post. It was quite early in the boot cycle as I recall. thanks Richard On 19/01/2016 03:38, Bjorn Helgaas wrote: > On Mon, Jan 18, 2016 at 02:48:59PM +0000, Richard F wrote: >> I posted a DMESG with 4.3.3 to Bugzilla now. >> 4.4.0 crashed on boot, not sure why yet. > > Thanks for all the data you collected! I haven't had a chance to look > at them yet, but maybe others will take a look also. > > Crashing on boot is a much more serious problem than failure to find a > card. Any information you can collect about the v4.4.0 problem would > be extremely useful. A serial console log would be ideal, but even a > photo or video of the boot might be helpful. Boot with > "ignore_loglevel" to make sure we see all the messages. > > Bjorn > >> On 15/01/2016 17:26, Bjorn Helgaas wrote: >>> Hi Richard, >>> >>> On Thu, Jan 14, 2016 at 09:54:35PM +0000, Richard F wrote: >>>> I moved a Kodicom card (http://linuxtv.org/wiki/index.php/Kodicom_4400R) >>>> from an older machine to a new with a PCIe bridge. Bttv modprobe can no >>>> longer find the BT878 chips behind the PCI bridge, though the bridge is >>>> found. >>>> >>>> The bridge is a PCI6140 AKA "Hint HB6". >>>> I noticed a PCI quirk for it, tried manually adding the IO/memory spaces >>>> that were originally logged, but doesn't help. >>>> >>>> This machine runs kernel 3.12.52 (x64), but it also fails on 3.0.76. >>>> The BT878 chips were recognised on the older machine also running 3.0.76 >>>> but with a vanilla PCI bus. >>> >>> Thanks for your report. I opened this bug report: >>> >>> https://bugzilla.kernel.org/show_bug.cgi?id=110851 >>> >>> Can you please attach the complete dmesg logs from the old machine >>> running 3.0.76 and the new machine running 3.0.76 to that bugzilla? >>> Also please attach the complete "lspci -vvv" output for all the >>> devices in the new machine. >>> >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-pci" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html