55 строки
1.4 KiB
C
55 строки
1.4 KiB
C
/*
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* Copyright (c) 2008 Chelsio, Inc. All rights reserved.
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* Copyright (c) 2008 Cisco Systems, Inc. All rights reserved.
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*
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* @file
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*/
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#ifndef MCA_BTL_OPENIB_IWARP_H
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#define MCA_BTL_OPENIB_IWARP_H
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#include "ompi_config.h"
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BEGIN_C_DECLS
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/**
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* Get an iWARP equivalent of a subnet ID.
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*
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* @param ib_dev (IN) IB/iWARP device
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* @return Value of the IPv4 Address bitwise-and'ed with the Netmask
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*/
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extern uint64_t mca_btl_openib_get_iwarp_subnet_id(struct ibv_device *ib_dev);
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/**
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* Get the IPv4 address of the specified HCA/RNIC device and physical port.
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*
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* @param verbs (IN) cm_id verbs of the IB/iWARP device
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* @param port (IN) physical port of the IB/iWARP device
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* @return IPv4 Address
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*/
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extern uint32_t mca_btl_openib_rdma_get_ipv4addr(struct ibv_context *verbs,
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uint8_t port);
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/**
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* Create a list of all available IB and iWARP devices and each device's
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* relevant information. This is necessary for
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* mca_btl_openib_rdma_get_ipv4addr to work.
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*
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* @return OMPI_SUCCESS or failure status
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*/
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extern int mca_btl_openib_build_rdma_addr_list(void);
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/**
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* Free the list of all available IB and iWARP devices created by
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* mca_btl_openib_build_rdma_addr_list.
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*/
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extern void mca_btl_openib_free_rdma_addr_list(void);
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END_C_DECLS
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#endif
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