From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1766004AbYETNNd (ORCPT ); Tue, 20 May 2008 09:13:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1762778AbYETNN0 (ORCPT ); Tue, 20 May 2008 09:13:26 -0400 Received: from ihemail3.lucent.com ([135.245.0.37]:43781 "EHLO ihemail3.lucent.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762644AbYETNNZ (ORCPT ); Tue, 20 May 2008 09:13:25 -0400 X-Greylist: delayed 510 seconds by postgrey-1.27 at vger.kernel.org; Tue, 20 May 2008 09:13:25 EDT Message-ID: <003b01c8ba7a$19f01500$01fca8c0@microsof60b8d6> From: "Gavin Shan" To: Subject: PIIX4 DMA Timeout Date: Tue, 20 May 2008 21:04:54 +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 m4KDDdHl025502 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