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db113d04f7
Latest DPDK(which will be v2.1.0) causes compile error when referencing RTE_MBUF_REFCNT because it defained as "#pragma GCC poison RTE_MBUF_REFCNT". And that configuration entry is not available v2.0.0 or later. Signed-off-by: Takuya ASADA <syuu@cloudius-systems.com>
100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
/*
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* This file is open source software, licensed to you under the terms
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* of the Apache License, Version 2.0 (the "License"). See the NOTICE file
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* distributed with this work for additional information regarding copyright
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* ownership. You may not use this file except in compliance with the License.
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*
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#ifndef DPDK_RTE_HH_
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#define DPDK_RTE_HH_
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#ifdef HAVE_DPDK
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#include <bitset>
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#include <rte_config.h>
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#include <rte_ethdev.h>
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#include <rte_version.h>
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#include <boost/program_options.hpp>
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/*********************** Compat section ***************************************/
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// We currently support only versions 1.7 and above.
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// So, since currently the only above version is 1.8.x we will use it as "else"
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// of ver. 1.7.x.
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#if (RTE_VERSION >= RTE_VERSION_NUM(1,7,0,0)) && \
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(RTE_VERSION < RTE_VERSION_NUM(1,8,0,0))
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#define RTE_VERSION_1_7
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#endif
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#ifdef RTE_VERSION_1_7
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#if defined(RTE_LIBRTE_PMD_BOND) || defined(RTE_MBUF_SCATTER_GATHER) || \
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defined(RTE_LIBRTE_IP_FRAG)
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#error "RTE_LIBRTE_PMD_BOND, RTE_MBUF_SCATTER_GATHER," \
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"and RTE_LIBRTE_IP_FRAG should be disabled in DPDK's " \
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"config/common_linuxapp"
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#endif
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#define rte_mbuf_vlan_tci(m) ((m)->pkt.vlan_macip.f.vlan_tci)
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#define rte_mbuf_rss_hash(m) ((m)->pkt.hash.rss)
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#define rte_mbuf_data_len(m) ((m)->pkt.data_len)
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#define rte_mbuf_pkt_len(m) ((m)->pkt.pkt_len)
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#define rte_mbuf_next(m) ((m)->pkt.next)
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#define rte_mbuf_nb_segs(m) ((m)->pkt.nb_segs)
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#define rte_mbuf_l2_len(m) ((m)->pkt.vlan_macip.f.l2_len)
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#define rte_mbuf_l3_len(m) ((m)->pkt.vlan_macip.f.l3_len)
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#define rte_mbuf_buf_addr(m) ((m)->buf_addr)
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#define rte_mbuf_buf_physaddr(m) ((m)->buf_physaddr)
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#define rte_mbuf_buf_len(m) ((m)->buf_len)
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#else
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#if (RTE_VERSION < RTE_VERSION_NUM(2,0,0,0))
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#if defined(RTE_MBUF_REFCNT)
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#error "RTE_MBUF_REFCNT should be disabled in DPDK's config/common_linuxapp"
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#endif
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#endif
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#define rte_mbuf_vlan_tci(m) ((m)->vlan_tci)
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#define rte_mbuf_rss_hash(m) ((m)->hash.rss)
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#define rte_mbuf_data_len(m) ((m)->data_len)
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#define rte_mbuf_pkt_len(m) ((m)->pkt_len)
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#define rte_mbuf_next(m) ((m)->next)
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#define rte_mbuf_nb_segs(m) ((m)->nb_segs)
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#define rte_mbuf_l2_len(m) ((m)->l2_len)
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#define rte_mbuf_l3_len(m) ((m)->l3_len)
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#define rte_mbuf_buf_addr(m) ((m)->buf_addr)
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#define rte_mbuf_buf_physaddr(m) ((m)->buf_physaddr)
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#define rte_mbuf_buf_len(m) ((m)->buf_len)
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#endif
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/******************************************************************************/
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namespace dpdk {
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// DPDK Environment Abstraction Layer
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class eal {
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public:
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using cpuset = std::bitset<RTE_MAX_LCORE>;
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static void init(cpuset cpus, boost::program_options::variables_map opts);
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/**
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* Returns the amount of memory needed for DPDK
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* @param num_cpus Number of CPUs the application is going to use
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*
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* @return
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*/
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static size_t mem_size(int num_cpus, bool hugetlbfs_membackend = true);
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static bool initialized;
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};
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} // namespace dpdk
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#endif // HAVE_DPDK
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#endif // DPDK_RTE_HH_
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