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From: Chao Zhu <chaozhu@linux.vnet.ibm.com>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH v5 05/14] Add prefetch operation for IBM Power architecture
Date: Tue, 25 Nov 2014 17:17:08 -0500	[thread overview]
Message-ID: <1416953837-15894-6-git-send-email-chaozhu@linux.vnet.ibm.com> (raw)
In-Reply-To: <1416953837-15894-1-git-send-email-chaozhu@linux.vnet.ibm.com>

This patch add architecture specific prefetch operations for IBM Power
architecture.

Signed-off-by: Chao Zhu <chaozhu@linux.vnet.ibm.com>
---
 .../common/include/arch/ppc_64/rte_prefetch.h      |   61 ++++++++++++++++++++
 1 files changed, 61 insertions(+), 0 deletions(-)
 create mode 100644 lib/librte_eal/common/include/arch/ppc_64/rte_prefetch.h

diff --git a/lib/librte_eal/common/include/arch/ppc_64/rte_prefetch.h b/lib/librte_eal/common/include/arch/ppc_64/rte_prefetch.h
new file mode 100644
index 0000000..9df0d13
--- /dev/null
+++ b/lib/librte_eal/common/include/arch/ppc_64/rte_prefetch.h
@@ -0,0 +1,61 @@
+/*
+ *   BSD LICENSE
+ *
+ *   Copyright (C) IBM Corporation 2014.
+ *
+ *   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 IBM 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_PREFETCH_PPC_64_H_
+#define _RTE_PREFETCH_PPC_64_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "generic/rte_prefetch.h"
+
+static inline void rte_prefetch0(volatile void *p)
+{
+	asm volatile ("dcbt 0,%[p],1" : : [p] "r" (p));
+}
+
+static inline void rte_prefetch1(volatile void *p)
+{
+	asm volatile ("dcbt 0,%[p],1" : : [p] "r" (p));
+}
+
+static inline void rte_prefetch2(volatile void *p)
+{
+	asm volatile ("dcbt 0,%[p],1" : : [p] "r" (p));
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_PREFETCH_PPC_64_H_ */
-- 
1.7.1

  parent reply	other threads:[~2014-11-25 10:05 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-25 22:17 [dpdk-dev] [PATCH v5 00/14] Patches for DPDK to support " Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 01/14] Add compiling definations for IBM " Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 02/14] Add atomic operations " Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 03/14] Add byte order " Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 04/14] Add CPU cycle " Chao Zhu
2014-11-25 22:17 ` Chao Zhu [this message]
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 06/14] Add spinlock operation " Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 07/14] Add vector memcpy " Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 08/14] Add CPU flag checking " Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 09/14] Remove iopl operation " Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 10/14] Add cache size define for IBM Power Architecture Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 11/14] Add huge page size define for IBM Power architecture Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 12/14] Add eal memory support for IBM Power Architecture Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 13/14] test_memzone:fix finding the second smallest segment Chao Zhu
2014-11-25 22:17 ` [dpdk-dev] [PATCH v5 14/14] Fix the compiling of test-pmd on IBM Power Architecture Chao Zhu
2014-11-26  9:32 ` [dpdk-dev] [PATCH v5 00/14] Patches for DPDK to support Power architecture David Marchand
2014-11-26 20:57   ` Thomas Monjalon

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