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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) 2004-2006 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#if defined(HAVE_CNOS_MPI_OS_H)
# include "cnos_mpi_os.h"
#elif defined(HAVE_CATAMOUNT_CNOS_MPI_OS_H)
# include "catamount/cnos_mpi_os.h"
#endif
#include "ompi/constants.h"
#include "ompi/proc/proc.h"
#include "opal/mca/base/base.h"
#include "opal/util/output.h"
static bool use_accelerated;
char *
ompi_common_portals_nodeid(void)
{
char *ret;
asprintf(&ret, "%5d", cnos_get_rank());
return ret;
}
int
ompi_common_portals_register_mca(void)
{
return OMPI_SUCCESS;
}
int
ompi_common_portals_initialize(ptl_handle_ni_t *ni_handle, bool *accel)
{
int ret, max_interfaces;
/*
* Initialize Portals interface
*/
ret = PtlInit(&max_interfaces);
if (PTL_OK != ret) {
opal_output(0, "%5d: PtlInit failed, returning %d\n",
cnos_get_rank(), ret);
return OMPI_ERR_NOT_AVAILABLE;
}
return OMPI_SUCCESS;
}
int
ompi_common_portals_ni_initialize(ptl_handle_ni_t *ni_handle, bool *accel)
{
ptl_interface_t ni_iface = PTL_IFACE_DEFAULT;
int max_interfaces;
int launcher;
int ret;
int tmp = 0;
#if defined(CRAY_ACCEL)
mca_base_param_reg_int_name("mca",
"use_accelerated_portals",
"Use Accelerated Portals",
false,
false,
0,
&tmp);
#endif
*accel = use_accelerated = (tmp == 0) ? false : true;
launcher = cnos_launcher();
/*
* If we use the YOD launcher we can use the default interface
* otherwise we need to use the SeaStar Bridged interface (for CNL/APRUN)
*/
if( launcher != CNOS_LAUNCHER_YOD ) {
ni_iface = IFACE_FROM_BRIDGE_AND_NALID(PTL_BRIDGE_UK,PTL_IFACE_SS);
}
#if defined(CRAY_ACCEL)
else if (use_accelerated == true) {
ni_iface = CRAY_ACCEL;
}
#endif
/*
* Initialize Portals interface
*/
ret = PtlInit(&max_interfaces);
if (PTL_OK != ret) {
opal_output(0, "%5d: PtlInit failed, returning %d\n",
cnos_get_rank(), ret);
return OMPI_ERR_NOT_AVAILABLE;
}
/*
* Initialize a network device
*/
ret = PtlNIInit(ni_iface, /* interface to initialize */
PTL_PID_ANY, /* let library assign our pid */
NULL, /* no desired limits */
NULL, /* actual limits */
ni_handle /* our interface handle */
);
if (PTL_OK != ret && PTL_IFACE_DUP != ret) {
opal_output(0, "%5d: PtlNIInit failed, returning %d (%s : %d)\n",
cnos_get_rank(), ret, __FILE__, __LINE__);
return OMPI_ERROR;
}
return OMPI_SUCCESS;
}
int
ompi_common_portals_get_procs(size_t nprocs,
struct ompi_proc_t **procs,
ptl_process_id_t *portals_procs)
{
int nptl_procs = 0;
cnos_nidpid_map_t *map;
int pid_space_offset = 0;
int i;
/*
* assumption that the vpid of the process name is the rank in the
* nidpid map. THis will not be true if someone changes the sds
* component...
*/
nptl_procs = cnos_get_nidpid_map(&map);
if (nptl_procs <= 0) {
opal_output(0, "%5d: cnos_get_nidpid_map() returned %d",
cnos_get_rank(), nptl_procs);
return OMPI_ERR_FATAL;
}
#if defined(CRAY_ACCEL)
pid_space_offset = (use_accelerated == true) ? ACCEL_PTLS_PID_SPACE_OFFSET : 0;
#endif
for (i = 0 ; i < nprocs ; ++i) {
size_t idx = (size_t) procs[i]->proc_name.vpid;
if (idx >= nptl_procs) return OMPI_ERR_NOT_FOUND;
portals_procs[i].nid = map[idx].nid;
portals_procs[i].pid = map[idx].pid + pid_space_offset;
}
return OMPI_SUCCESS;
}
int
ompi_common_portals_ni_finalize(void)
{
return OMPI_SUCCESS;
}
int
ompi_common_portals_finalize(void)
{
return OMPI_SUCCESS;
}
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