From owner-cvs-src-old@FreeBSD.ORG Mon Jan 10 19:55:47 2011 Return-Path: Delivered-To: cvs-src-old@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8CC7C1065694 for ; Mon, 10 Jan 2011 19:55:47 +0000 (UTC) (envelope-from yongari@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [IPv6:2001:4f8:fff6::29]) by mx1.freebsd.org (Postfix) with ESMTP id 7A9E48FC0A for ; Mon, 10 Jan 2011 19:55:47 +0000 (UTC) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.14.4/8.14.4) with ESMTP id p0AJtlW3085976 for ; Mon, 10 Jan 2011 19:55:47 GMT (envelope-from yongari@repoman.freebsd.org) Received: (from svn2cvs@localhost) by repoman.freebsd.org (8.14.4/8.14.4/Submit) id p0AJtlNT085975 for cvs-src-old@freebsd.org; Mon, 10 Jan 2011 19:55:47 GMT (envelope-from yongari@repoman.freebsd.org) Message-Id: <201101101955.p0AJtlNT085975@repoman.freebsd.org> X-Authentication-Warning: repoman.freebsd.org: svn2cvs set sender to yongari@repoman.freebsd.org using -f From: Pyun YongHyeon Date: Mon, 10 Jan 2011 19:55:30 +0000 (UTC) To: cvs-src-old@freebsd.org X-FreeBSD-CVS-Branch: RELENG_8_2 Subject: cvs commit: src/sys/dev/bge if_bge.c X-BeenThere: cvs-src-old@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: **OBSOLETE** CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Jan 2011 19:55:47 -0000 yongari 2011-01-10 19:55:30 UTC FreeBSD src repository Modified files: (Branch: RELENG_8_2) sys/dev/bge if_bge.c Log: SVN rev 217233 on 2011-01-10 19:55:30Z by yongari MFC r217226: Apply DMA address space restriction to controllers that have 4GB DMA boundary bug and runs with PCI-X mode. watchdog timeout was observed on BCM5704 which lives behind certain PCI-X bridge(e.g. AMD 8131 PCI-X bridge). It's still not clear whether the root cause came from that PCI-X bridge or not. The watchdog timeout indicates the issue is in TX path. If the bridge reorders TX mailbox write accesses it would generate all kinds of problems but I'm not sure. This should be revisited. Early MFC requested by re@ for inclusion in 8.2-RC2/7.4-RC2. Tested by: Michael L. Squires (mikes <> siralan dot org) Approved by: re (kensmith) Revision Changes Path 1.226.2.47.2.2 +11 -1 src/sys/dev/bge/if_bge.c