From patchwork Mon Dec 8 08:59:25 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhigang Lu X-Patchwork-Id: 1802 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 6A4BFCE7; Mon, 8 Dec 2014 10:20:51 +0100 (CET) Received: from emea01-am1-obe.outbound.protection.outlook.com (mail-am1on0059.outbound.protection.outlook.com [157.56.112.59]) by dpdk.org (Postfix) with ESMTP id 694912A9 for ; Mon, 8 Dec 2014 10:00:28 +0100 (CET) Received: from AM2PR02CA0004.eurprd02.prod.outlook.com (25.160.28.142) by AM2PR02MB0577.eurprd02.prod.outlook.com (25.160.56.23) with Microsoft SMTP Server (TLS) id 15.1.31.17; Mon, 8 Dec 2014 09:00:26 +0000 Received: from DB3FFO11FD014.protection.gbl (2a01:111:f400:7e04::111) by AM2PR02CA0004.outlook.office365.com (2a01:111:e400:8400::14) with Microsoft SMTP Server (TLS) id 15.1.31.17 via Frontend Transport; Mon, 8 Dec 2014 09:00:27 +0000 Received: from bjgfarm-1.internal.tilera.com (124.207.145.166) by DB3FFO11FD014.mail.protection.outlook.com (10.47.216.188) with Microsoft SMTP Server (TLS) id 15.1.26.17 via Frontend Transport; Mon, 8 Dec 2014 09:00:25 +0000 Received: (from zlu@localhost) by bjgfarm-1.internal.tilera.com (8.14.4/8.14.4/Submit) id sB890Lii025231; Mon, 8 Dec 2014 17:00:21 +0800 From: Zhigang Lu To: Date: Mon, 8 Dec 2014 16:59:25 +0800 Message-ID: <1418029178-25162-3-git-send-email-zlu@ezchip.com> X-Mailer: git-send-email 2.1.2 In-Reply-To: <1418029178-25162-1-git-send-email-zlu@ezchip.com> References: <1418029178-25162-1-git-send-email-zlu@ezchip.com> X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:124.207.145.166; CTRY:CN; IPV:NLI; EFV:NLI; SFV:NSPM; SFS:(10009020)(6009001)(189002)(199003)(106466001)(97736003)(99396003)(47776003)(120916001)(31966008)(64706001)(20776003)(105606002)(229853001)(2351001)(21056001)(575784001)(107046002)(86362001)(92566001)(19580395003)(68736005)(84676001)(89996001)(6806004)(19580405001)(62966003)(77156002)(87936001)(104016003)(33646002)(76176999)(50986999)(42186005)(110136001)(4396001)(50226001)(46102003)(36756003)(48376002)(50466002)(9376004); DIR:OUT; SFP:1101; SCL:1; SRVR:AM2PR02MB0577; H:bjgfarm-1.internal.tilera.com; FPR:; SPF:Fail; MLV:sfv; PTR:InfoDomainNonexistent; MX:1; A:1; LANG:en; MIME-Version: 1.0 X-Microsoft-Antispam: UriScan:; X-Microsoft-Antispam: BCL:0;PCL:0;RULEID:;SRVR:AM2PR02MB0577; X-Exchange-Antispam-Report-Test: UriScan:; X-Exchange-Antispam-Report-CFA-Test: BCL:0; PCL:0; RULEID:(602002); SRVR:AM2PR02MB0577; X-Forefront-PRVS: 041963B986 Received-SPF: Fail (protection.outlook.com: domain of ezchip.com does not designate 124.207.145.166 as permitted sender) receiver=protection.outlook.com; client-ip=124.207.145.166; helo=bjgfarm-1.internal.tilera.com; Authentication-Results: spf=fail (sender IP is 124.207.145.166) smtp.mailfrom=zlu@ezchip.com; X-Exchange-Antispam-Report-CFA-Test: BCL:0; PCL:0; RULEID:; SRVR:AM2PR02MB0577; X-OriginatorOrg: ezchip.com X-Mailman-Approved-At: Mon, 08 Dec 2014 10:20:49 +0100 Cc: Cyril Chemparathy Subject: [dpdk-dev] [PATCH 02/15] eal/tile: add atomic operations for TileGx X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This patch adds architecture specific memory barrier operations for TileGx. Signed-off-by: Zhigang Lu Signed-off-by: Cyril Chemparathy --- .../common/include/arch/tile/rte_atomic.h | 62 ++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 lib/librte_eal/common/include/arch/tile/rte_atomic.h diff --git a/lib/librte_eal/common/include/arch/tile/rte_atomic.h b/lib/librte_eal/common/include/arch/tile/rte_atomic.h new file mode 100644 index 0000000..24c9b0a --- /dev/null +++ b/lib/librte_eal/common/include/arch/tile/rte_atomic.h @@ -0,0 +1,62 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2014 Tilera Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Tilera Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _RTE_ATOMIC_TILE_H_ +#define _RTE_ATOMIC_TILE_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#include "generic/rte_atomic.h" + +static inline void rte_mb(void) +{ + __sync_synchronize(); +} + +static inline void rte_wmb(void) +{ + __sync_synchronize(); +} + +static inline void rte_rmb(void) +{ + __sync_synchronize(); +} + +#ifdef __cplusplus +} +#endif + +#endif /* _RTE_ATOMIC_TILE_H_ */