From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1765040AbYETMXW (ORCPT ); Tue, 20 May 2008 08:23:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755243AbYETMXO (ORCPT ); Tue, 20 May 2008 08:23:14 -0400 Received: from wf-out-1314.google.com ([209.85.200.168]:60341 "EHLO wf-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754917AbYETMXN (ORCPT ); Tue, 20 May 2008 08:23:13 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:from:to:subject:date:mime-version:content-type:content-transfer-encoding:x-priority:x-msmail-priority:x-mailer:x-mimeole; b=fp8Gk80Dx6euFbEg7q6HadoRYRWOYXGRC9crWI8ChlwD/+pyGSGGzgVf4Q30r73oVBB3FTN2w2qGRlexi/QRkcEiMB6G9lwZpKq+ZwsOxOkPaP8mxzoGy60d7W6Wc+UGfIiE1xS8P9yBNJXGAR9k+qcpgPjv7i6d+pp9HeBAEMg= Message-ID: <001901c8ba74$4662ec80$01fca8c0@microsof60b8d6> From: "Gavin Shan" To: Subject: PIIX4 DMA Timeout Date: Tue, 20 May 2008 20:23:11 +0800 MIME-Version: 1.0 Content-Type: text/plain; charset="gb2312" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by alpha.home.local id m4KCNPHl024328 Hi All, There has one MV64460 on my board, which includes 2 PCI bridges. PIIX4 is on slot 3 of PCI1. But now, IDE driver reported it's timeouted on DMA operation. Thanks in advance for your suggestions. Resources of PIIX4 function 1 ===================== 0001:00:03.1: idx=0 flags=0x20000110 start=0x00000000 end=0x00000007 0001:00:03.1: idx=1 flags=0x20000110 start=0x00000000 end=0x00000000 0001:00:03.1: idx=2 flags=0x20000110 start=0x00000000 end=0x00000007 0001:00:03.1: idx=3 flags=0x20000110 start=0x00000000 end=0x00000000 0001:00:03.1: idx=4 flags=0x00000101 start=0xd8000000 end=0xd800000f Console Output ============ Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx PIIX4: IDE controller at PCI slot 0001:00:03.1 0001:00:03.1: idx=0 flags=0x20000110 start=0x00000000 end=0x00000007 0001:00:03.1: idx=1 flags=0x20000110 start=0x00000000 end=0x00000000 0001:00:03.1: idx=2 flags=0x20000110 start=0x00000000 end=0x00000007 0001:00:03.1: idx=3 flags=0x20000110 start=0x00000000 end=0x00000000 0001:00:03.1: idx=4 flags=0x00000101 start=0xd8000000 end=0xd800000f PIIX4: chipset revision 1 PIIX4: not 100% native mode: will probe irqs later ide0: BM-DMA at 0xd8000000-0xd8000007, BIOS settings: hda:pio, hdb:pio ide1: BM-DMA at 0xd8000008-0xd800000f, BIOS settings: hdc:pio, hdd:pio hdc: HTE721010G9AT00, ATA DISK drive hdc: max request size: 512KiB hdc: 195371568 sectors (100030 MB) w/7539KiB Cache, CHS=16383/255/63, UDMA(33) hdc: cache flushes supported hdc:<4>hdc: dma_timer_expiry: dma status == 0x26 hdc: DMA interrupt recovery hdc: lost interrupt hdc: dma_intr: status=0x58 { DriveReady SeekComplete DataRequest } ide: failed opcode was: unknown hdc: DMA disabled ide1: reset: success hdc2 hdc3 hdc4 Thanks in advance, Gavin{.n++%ݶw{.n+{G{ayʇڙ,jfhz_(階ݢj"mG?&~iOzv^m ?I