From owner-svn-src-all@FreeBSD.ORG  Thu Oct 29 09:45:49 2009
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 15DA9106568D;
	Thu, 29 Oct 2009 09:45:49 +0000 (UTC) (envelope-from mav@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 02DD28FC1C;
	Thu, 29 Oct 2009 09:45:49 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id n9T9jmd5090425;
	Thu, 29 Oct 2009 09:45:48 GMT (envelope-from mav@svn.freebsd.org)
Received: (from mav@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id n9T9jm2f090423;
	Thu, 29 Oct 2009 09:45:48 GMT (envelope-from mav@svn.freebsd.org)
Message-Id: <200910290945.n9T9jm2f090423@svn.freebsd.org>
From: Alexander Motin <mav@FreeBSD.org>
Date: Thu, 29 Oct 2009 09:45:48 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org
X-SVN-Group: stable-8
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r198572 - in stable/8/sys: . amd64/include/xen
	cddl/contrib/opensolaris contrib/dev/acpica contrib/pf
	dev/ata/chipsets dev/xen/xenpci
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
	user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 29 Oct 2009 09:45:49 -0000

Author: mav
Date: Thu Oct 29 09:45:48 2009
New Revision: 198572
URL: http://svn.freebsd.org/changeset/base/198572

Log:
  Fix SATA on nVidia MCP55 chipset. It needs some short time to allow BAR(5)
  memory access.
  
  PR:		amd64/128686, amd64/132372, amd64/139156

Modified:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)
  stable/8/sys/dev/ata/chipsets/ata-nvidia.c
  stable/8/sys/dev/xen/xenpci/   (props changed)

Modified: stable/8/sys/dev/ata/chipsets/ata-nvidia.c
==============================================================================
--- stable/8/sys/dev/ata/chipsets/ata-nvidia.c	Thu Oct 29 09:45:05 2009	(r198571)
+++ stable/8/sys/dev/ata/chipsets/ata-nvidia.c	Thu Oct 29 09:45:48 2009	(r198572)
@@ -165,7 +165,8 @@ ata_nvidia_chipinit(device_t dev)
 
 	    /* enable control access */
 	    pci_write_config(dev, 0x50, pci_read_config(dev, 0x50, 1) | 0x04,1);
-
+	    /* MCP55 seems to need some time to allow r_res2 read. */
+	    DELAY(10);
 	    if (ctlr->chip->cfg1 & NVQ) {
 		/* clear interrupt status */
 		ATA_OUTL(ctlr->r_res2, offset, 0x00ff00ff);