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/*
* Copyright (c) 2004-2006 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 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) 2006 Sandia National Laboratories. All rights
* reserved.
* Copyright (c) 2006 Sun Microsystems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "btl_udapl.h"
#include "btl_udapl_frag.h"
#include "ompi/mca/mpool/rdma/mpool_rdma.h"
static void mca_btl_udapl_frag_common_constructor(mca_btl_udapl_frag_t* frag)
{
mca_btl_udapl_reg_t* reg =
(mca_btl_udapl_reg_t*)frag->base.super.registration;
#if OPAL_ENABLE_DEBUG
frag->base.des_src = NULL;
frag->base.des_src_cnt = 0;
frag->base.des_dst = NULL;
frag->base.des_dst_cnt = 0;
frag->base.des_flags = 0;
#endif
frag->registration = reg;
frag->segment.seg_addr.pval = (unsigned char*)frag->base.super.ptr;
frag->ftr = NULL;
/* Don't understand why yet, but there are cases where reg is NULL -
that is, this memory has not been registered. So be careful not
to dereference a NULL pointer. */
if(NULL != reg) {
/* Save the LMR context so we can set up LMR subset triplets later */
frag->triplet.lmr_context = reg->lmr_triplet.lmr_context;
}
}
static void mca_btl_udapl_frag_eager_constructor(mca_btl_udapl_frag_t* frag)
{
frag->segment.seg_len = mca_btl_udapl_module.super.btl_eager_limit;
frag->size = mca_btl_udapl_component.udapl_eager_frag_size;
mca_btl_udapl_frag_common_constructor(frag);
}
static void mca_btl_udapl_frag_max_constructor(mca_btl_udapl_frag_t* frag)
{
frag->segment.seg_len = mca_btl_udapl_module.super.btl_max_send_size;
frag->size = mca_btl_udapl_component.udapl_max_frag_size;
mca_btl_udapl_frag_common_constructor(frag);
}
static void mca_btl_udapl_frag_user_constructor(mca_btl_udapl_frag_t* frag)
{
mca_btl_udapl_frag_common_constructor(frag);
frag->segment.seg_len = 0;
frag->segment.seg_addr.pval = NULL;
frag->ftr = NULL;
frag->size = 0;
frag->registration = NULL;
}
static void mca_btl_udapl_frag_eager_rdma_constructor(mca_btl_udapl_frag_t* frag)
{
mca_btl_udapl_frag_eager_constructor(frag);
frag->segment.seg_len = mca_btl_udapl_module.super.btl_eager_limit;
frag->size = mca_btl_udapl_component.udapl_eager_frag_size;
frag->rdma_ftr = (mca_btl_udapl_rdma_footer_t *)
((char *)(frag->segment.seg_addr.pval) +
frag->size -
sizeof(mca_btl_udapl_rdma_footer_t));
frag->rdma_ftr->active=0;
}
static void mca_btl_udapl_frag_common_destructor(mca_btl_udapl_frag_t* frag)
{
#if OPAL_ENABLE_DEBUG
frag->ftr = NULL;
frag->size = 0;
frag->registration = NULL;
frag->segment.seg_len = 0;
frag->segment.seg_addr.pval = NULL;
frag->base.des_src = NULL;
frag->base.des_src_cnt = 0;
frag->base.des_dst = NULL;
frag->base.des_dst_cnt = 0;
frag->base.des_flags = 0;
#endif
}
OBJ_CLASS_INSTANCE(
mca_btl_udapl_frag_t,
mca_btl_base_descriptor_t,
NULL,
NULL);
OBJ_CLASS_INSTANCE(
mca_btl_udapl_frag_eager_t,
mca_btl_base_descriptor_t,
mca_btl_udapl_frag_eager_constructor,
mca_btl_udapl_frag_common_destructor);
OBJ_CLASS_INSTANCE(
mca_btl_udapl_frag_max_t,
mca_btl_base_descriptor_t,
mca_btl_udapl_frag_max_constructor,
mca_btl_udapl_frag_common_destructor);
OBJ_CLASS_INSTANCE(
mca_btl_udapl_frag_user_t,
mca_btl_base_descriptor_t,
mca_btl_udapl_frag_user_constructor,
NULL);
OBJ_CLASS_INSTANCE(
mca_btl_udapl_frag_eager_rdma_t,
mca_btl_base_descriptor_t,
mca_btl_udapl_frag_eager_rdma_constructor,
mca_btl_udapl_frag_common_destructor);
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