OpenMPI  0.1.1
btl_ofud_endpoint.h
1 /*
2  * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
3  * University Research and Technology
4  * Corporation. All rights reserved.
5  * Copyright (c) 2004-2006 The University of Tennessee and The University
6  * of Tennessee Research Foundation. All rights
7  * reserved.
8  * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
9  * University of Stuttgart. All rights reserved.
10  * Copyright (c) 2004-2005 The Regents of the University of California.
11  * All rights reserved.
12  * Copyright (c) 2006 Sandia National Laboratories. All rights
13  * reserved.
14  * $COPYRIGHT$
15  *
16  * Additional copyrights may follow
17  *
18  * $HEADER$
19  */
20 
21 #ifndef MCA_BTL_IB_ENDPOINT_H
22 #define MCA_BTL_IB_ENDPOINT_H
23 
24 #include <infiniband/verbs.h>
25 
26 #include "opal/class/opal_list.h"
27 #include "opal/mca/event/event.h"
28 
29 #include "btl_ofud.h"
30 #include "btl_ofud_frag.h"
31 
32 BEGIN_C_DECLS
33 
35  uint32_t qp_num;
36  uint32_t psn;
37  uint16_t lid;
38  uint16_t subnet;
39 };
41 
42 
43 /**
44  * An abstraction that represents a connection to a endpoint process.
45  * An instance of mca_btl_base_endpoint_t is associated w/ each process
46  * and BTL pair and address information is exchanged at startup.
47  * The UD BTL is connectionless, so no connection is ever established.
48  */
49 
51  opal_list_item_t super;
52 
54  /**< Remote address information */
55  /* No lock needed, read-only past initialization */
56 
57  struct ibv_ah* rmt_ah;
58  /**< Remote address handle */
59  /* No lock needed, verbs are thread-safe */
60 };
61 
65 
66 int mca_btl_ud_endpoint_post_send(struct mca_btl_ud_module_t* ud_btl,
67  struct mca_btl_ud_frag_t * frag);
68 
69 END_C_DECLS
70 #endif
Definition: btl_ofud_endpoint.h:34
mca_btl_ud_addr_t rem_addr
Remote address information.
Definition: btl_ofud_endpoint.h:53
UD/IB BTL Interface.
Definition: btl_ofud.h:126
struct ibv_ah * rmt_ah
Remote address handle.
Definition: btl_ofud_endpoint.h:57
The opal_list_t interface is used to provide a generic doubly-linked list container for Open MPI...
Definition: opal_list.h:98
State of ELAN endpoint connection.
Definition: btl_elan_endpoint.h:33
IB send fragment derived type.
Definition: btl_ofud_frag.h:73
#define OBJ_CLASS_DECLARATION(NAME)
Declaration for class descriptor.
Definition: opal_object.h:236