Date: Sat, 5 Sep 2009 06:24:29 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org Subject: svn commit: r196854 - in stable/8/sys: . amd64/include/xen cddl/contrib/opensolaris contrib/dev/acpica contrib/pf dev/ahci dev/xen/xenpci Message-ID: <200909050624.n856OTob039344@svn.freebsd.org>
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Author: mav Date: Sat Sep 5 06:24:28 2009 New Revision: 196854 URL: http://svn.freebsd.org/changeset/base/196854 Log: MFC r196777, r196796: ATI SB600 can't handle 256 sectors transfers with FPDMA (NCQ). Approved by: re (ATA-CAM blanket) 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/ahci/ahci.c stable/8/sys/dev/xen/xenpci/ (props changed) Modified: stable/8/sys/dev/ahci/ahci.c ============================================================================== --- stable/8/sys/dev/ahci/ahci.c Sat Sep 5 05:57:44 2009 (r196853) +++ stable/8/sys/dev/ahci/ahci.c Sat Sep 5 06:24:28 2009 (r196854) @@ -1942,6 +1942,9 @@ ahciaction(struct cam_sim *sim, union cc cpi->protocol = PROTO_ATA; cpi->protocol_version = PROTO_VERSION_UNSPECIFIED; cpi->maxio = MAXPHYS; + /* ATI SB600 can't handle 256 sectors with FPDMA (NCQ). */ + if (pci_get_devid(device_get_parent(dev)) == 0x43801002) + cpi->maxio = min(cpi->maxio, 128 * 512); cpi->ccb_h.status = CAM_REQ_CMP; xpt_done(ccb); break;
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