From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ducie-dc1.codethink.co.uk ([37.128.190.40]:35552 "EHLO ducie-dc1.codethink.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751711AbaA1Juc (ORCPT ); Tue, 28 Jan 2014 04:50:32 -0500 Message-ID: <52E77D62.9010704@codethink.co.uk> Date: Tue, 28 Jan 2014 09:50:26 +0000 From: Ben Dooks MIME-Version: 1.0 To: Ben Dooks CC: linux-kernel@lists.codethink.co.uk, Valentine Barshak , Simon Horman , Bjorn Helgaas , linux-pci@vger.kernel.org, linux-sh@vger.kernel.org Subject: Re: [PATCH 3/3] PCI: rcar: fix bridge logic abort References: <1390902468-7753-1-git-send-email-ben.dooks@codethink.co.uk> <1390902468-7753-4-git-send-email-ben.dooks@codethink.co.uk> In-Reply-To: <1390902468-7753-4-git-send-email-ben.dooks@codethink.co.uk> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-pci-owner@vger.kernel.org List-ID: On 28/01/14 09:47, Ben Dooks wrote: > The bridge logic at slot 0 only supports reads up to 0x40 and the > rest of the PCI configuration space for this slot is marked as > reserved in the manual. > > Trying a read from offset 0x100 is producing an error from the > bridge. With error interrupts enabled, the following is printed: > > pci-rcar-gen2 ee0d0000.pci: error irq: status 00000014 > > Signed-off-by: Ben Dooks apologies, did not remove the debug code from this. -- Ben Dooks http://www.codethink.co.uk/ Senior Engineer Codethink - Providing Genius