1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
|
/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2009 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2008 Sun Microsystems, Inc. All rights reserved.
* Copyright (c) 2009 Cisco Systems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/**
* @file
*/
#ifndef MCA_BTL_SM_SEND_FRAG_H
#define MCA_BTL_SM_SEND_FRAG_H
#include <sys/types.h>
#include "ompi_config.h"
#include "ompi/class/ompi_free_list.h"
#include "btl_sm.h"
#define MCA_BTL_SM_FRAG_TYPE_MASK ((uintptr_t)0x3)
#define MCA_BTL_SM_FRAG_SEND ((uintptr_t)0x0)
#define MCA_BTL_SM_FRAG_ACK ((uintptr_t)0x1)
#define MCA_BTL_SM_FRAG_PUT ((uintptr_t)0x2)
#define MCA_BTL_SM_FRAG_GET ((uintptr_t)0x3)
#define MCA_BTL_SM_FRAG_STATUS_MASK ((uintptr_t)0x4)
struct mca_btl_sm_frag_t;
struct mca_btl_sm_hdr_t {
struct mca_btl_sm_frag_t *frag;
size_t len;
int my_smp_rank;
mca_btl_base_tag_t tag;
};
typedef struct mca_btl_sm_hdr_t mca_btl_sm_hdr_t;
/**
* shared memory send fragment derived type.
*/
struct mca_btl_sm_frag_t {
mca_btl_base_descriptor_t base;
mca_btl_base_segment_t segment;
struct mca_btl_base_endpoint_t *endpoint;
size_t size;
/* pointer written to the FIFO, this is the base of the shared memory region */
mca_btl_sm_hdr_t *hdr;
ompi_free_list_t* my_list;
};
typedef struct mca_btl_sm_frag_t mca_btl_sm_frag_t;
typedef struct mca_btl_sm_frag_t mca_btl_sm_frag1_t;
typedef struct mca_btl_sm_frag_t mca_btl_sm_frag2_t;
typedef struct mca_btl_sm_frag_t mca_btl_sm_user_t;
OBJ_CLASS_DECLARATION(mca_btl_sm_frag_t);
OBJ_CLASS_DECLARATION(mca_btl_sm_frag1_t);
OBJ_CLASS_DECLARATION(mca_btl_sm_frag2_t);
OBJ_CLASS_DECLARATION(mca_btl_sm_user_t);
#define MCA_BTL_SM_FRAG_ALLOC_EAGER(frag, rc) \
{ \
ompi_free_list_item_t* item; \
OMPI_FREE_LIST_GET(&mca_btl_sm_component.sm_frags_eager, item, rc); \
frag = (mca_btl_sm_frag_t*)item; \
}
#define MCA_BTL_SM_FRAG_ALLOC_MAX(frag, rc) \
{ \
ompi_free_list_item_t* item; \
OMPI_FREE_LIST_GET(&mca_btl_sm_component.sm_frags_max, item, rc); \
frag = (mca_btl_sm_frag_t*)item; \
}
#define MCA_BTL_SM_FRAG_ALLOC_USER(frag, rc) \
{ \
ompi_free_list_item_t* item; \
OMPI_FREE_LIST_GET(&mca_btl_sm_component.sm_frags_user, item, rc); \
frag = (mca_btl_sm_frag_t*)item; \
}
#define MCA_BTL_SM_FRAG_RETURN(frag) \
{ \
OMPI_FREE_LIST_RETURN(frag->my_list, (ompi_free_list_item_t*)(frag)); \
}
#endif
|