From owner-svn-src-stable-8@FreeBSD.ORG Sun Nov 29 19:15:09 2009 Return-Path: Delivered-To: svn-src-stable-8@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 55E8C10656C8; Sun, 29 Nov 2009 19:15:09 +0000 (UTC) (envelope-from yongari@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 455B08FC0A; Sun, 29 Nov 2009 19:15:09 +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 nATJF9UZ005455; Sun, 29 Nov 2009 19:15:09 GMT (envelope-from yongari@svn.freebsd.org) Received: (from yongari@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id nATJF9NI005453; Sun, 29 Nov 2009 19:15:09 GMT (envelope-from yongari@svn.freebsd.org) Message-Id: <200911291915.nATJF9NI005453@svn.freebsd.org> From: Pyun YongHyeon Date: Sun, 29 Nov 2009 19:15:09 +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: r199918 - stable/8/sys/dev/msk X-BeenThere: svn-src-stable-8@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for only the 8-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 29 Nov 2009 19:15:09 -0000 Author: yongari Date: Sun Nov 29 19:15:08 2009 New Revision: 199918 URL: http://svn.freebsd.org/changeset/base/199918 Log: MFC 197591. Add workaround for Yukon XL which has hardware bug that can't flush FIFO. Modified: stable/8/sys/dev/msk/if_msk.c Directory Properties: 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/xen/xenpci/ (props changed) Modified: stable/8/sys/dev/msk/if_msk.c ============================================================================== --- stable/8/sys/dev/msk/if_msk.c Sun Nov 29 19:12:41 2009 (r199917) +++ stable/8/sys/dev/msk/if_msk.c Sun Nov 29 19:15:08 2009 (r199918) @@ -3801,9 +3801,14 @@ msk_init_locked(struct msk_if_softc *sc_ /* Set receive filter. */ msk_rxfilter(sc_if); - /* Flush Rx MAC FIFO on any flow control or error. */ - CSR_WRITE_4(sc, MR_ADDR(sc_if->msk_port, RX_GMF_FL_MSK), - GMR_FS_ANY_ERR); + if (sc->msk_hw_id == CHIP_ID_YUKON_XL) { + /* Clear flush mask - HW bug. */ + CSR_WRITE_4(sc, MR_ADDR(sc_if->msk_port, RX_GMF_FL_MSK), 0); + } else { + /* Flush Rx MAC FIFO on any flow control or error. */ + CSR_WRITE_4(sc, MR_ADDR(sc_if->msk_port, RX_GMF_FL_MSK), + GMR_FS_ANY_ERR); + } /* * Set Rx FIFO flush threshold to 64 bytes + 1 FIFO word