/*
 * Copyright (c) 2013-2015 Mellanox Technologies, Inc.
 *                         All rights reserved.
 * $COPYRIGHT$
 *
 * Additional copyrights may follow
 *
 * $HEADER$
 */

#include "oshmem_config.h"

#include "opal/runtime/opal_params.h"

#include "oshmem/runtime/params.h"
#include "oshmem/runtime/runtime.h"
#include "oshmem/constants.h"


int oshmem_shmem_lock_recursive   = 0;
int oshmem_shmem_api_verbose      = 0;
int oshmem_shmem_enable_mcs_locks = 1;
int oshmem_preconnect_all         = 0;

int oshmem_shmem_register_params(void)
{
    int value;

    (void) mca_base_var_register("oshmem",
                                 "oshmem",
                                 NULL,
                                 "lock_recursive",
                                 "Whether or not distributed locking support recursive calls (default = no)",
                                 MCA_BASE_VAR_TYPE_INT,
                                 NULL,
                                 0,
                                 MCA_BASE_VAR_FLAG_SETTABLE,
                                 OPAL_INFO_LVL_9,
                                 MCA_BASE_VAR_SCOPE_READONLY,
                                 &oshmem_shmem_lock_recursive);

    (void) mca_base_var_register("oshmem",
                                 "oshmem",
                                 NULL,
                                 "enable_mcs_lock",
                                 "enable mcs locks",
                                 MCA_BASE_VAR_TYPE_INT,
                                 NULL,
                                 1,
                                 MCA_BASE_VAR_FLAG_SETTABLE,
                                 OPAL_INFO_LVL_9,
                                 MCA_BASE_VAR_SCOPE_READONLY,
                                 &oshmem_shmem_enable_mcs_locks);

    (void) mca_base_var_register("oshmem",
                                 "oshmem",
                                 NULL,
                                 "api_verbose",
                                 "Verbosity level of the shmem c functions (default = 0)",
                                 MCA_BASE_VAR_TYPE_INT,
                                 NULL,
                                 0,
                                 MCA_BASE_VAR_FLAG_SETTABLE,
                                 OPAL_INFO_LVL_9,
                                 MCA_BASE_VAR_SCOPE_READONLY,
                                 &oshmem_shmem_api_verbose);

    (void) mca_base_var_register("oshmem",
                                 "oshmem",
                                 NULL,
                                 "preconnect_all",
                                 "Whether to force SHMEM processes to fully "
                                 "wire-up the connections between SHMEM "
                                 "processes during "
                                 "initialization (vs. making connections lazily -- "
                                 "upon the first SHMEM traffic between each "
                                 "process peer pair)",
                                 MCA_BASE_VAR_TYPE_INT,
                                 NULL,
                                 0,
                                 MCA_BASE_VAR_FLAG_SETTABLE,
                                 OPAL_INFO_LVL_9,
                                 MCA_BASE_VAR_SCOPE_READONLY,
                                 &oshmem_preconnect_all);

    value = mca_base_var_find ("opal", "opal", NULL, "abort_delay");
    if (0 <= value) {
        (void) mca_base_var_register_synonym(value, "oshmem", "oshmem", NULL, "abort_delay",
                                      MCA_BASE_VAR_SYN_FLAG_DEPRECATED);
    }

    value = mca_base_var_find ("opal", "opal", NULL, "abort_print_stack");
    if (0 <= value) {
        (void) mca_base_var_register_synonym(value, "oshmem", "oshmem", NULL, "abort_print_stack",
                                      MCA_BASE_VAR_SYN_FLAG_DEPRECATED);
    }

    return OSHMEM_SUCCESS;
}