/*
 * Copyright (c) 2014      Intel, Inc. All rights reserved
 * $COPYRIGHT$
 * 
 * Additional copyrights may follow
 * 
 * $HEADER$
 */

#include "orte_config.h"
#include "orte/constants.h"

#include "opal/mca/base/base.h"

#include "rtc_hwloc.h"

/*
 * Local functions
 */

static int rtc_hwloc_query(mca_base_module_t **module, int *priority);
static int rtc_hwloc_register(void);

static int my_priority;

orte_rtc_base_component_t mca_rtc_hwloc_component = {
    {
        ORTE_RTC_BASE_VERSION_1_0_0,
        
        "hwloc", /* MCA component name */
        ORTE_MAJOR_VERSION,  /* MCA component major version */
        ORTE_MINOR_VERSION,  /* MCA component minor version */
        ORTE_RELEASE_VERSION,  /* MCA component release version */
        NULL,  /* component open  */
        NULL,  /* component close */
        rtc_hwloc_query,  /* component query */
        rtc_hwloc_register  /* component register */
    },
    {
        /* The component is checkpoint ready */
        MCA_BASE_METADATA_PARAM_CHECKPOINT
    }
};


static int rtc_hwloc_register(void)
{
    mca_base_component_t *c = &mca_rtc_hwloc_component.base_version;

    /* set as the default */
    my_priority = 70;
    (void) mca_base_component_var_register (c, "priority", "Priority of the HWLOC rtc component",
                                            MCA_BASE_VAR_TYPE_INT, NULL, 0, 0,
                                            OPAL_INFO_LVL_9,
                                            MCA_BASE_VAR_SCOPE_READONLY,
                                            &my_priority);

    return ORTE_SUCCESS;
}


static int rtc_hwloc_query(mca_base_module_t **module, int *priority)
{
    /* Only run on the HNP */

    *priority = my_priority;
    *module = (mca_base_module_t *)&orte_rtc_hwloc_module;

    return ORTE_SUCCESS;
}