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/* Cesar project {{{
 *
 * Copyright (C) 2008 Spidcom
 *
 * <<<Licence>>>
 *
 * }}} */
/**
 * \file    cesar.c
 * \brief   main level of cesar software.
 * \ingroup cesar
 */
#include "common/std.h"
#include "common/module.h"

#include "lib/trace.h"
#include "lib/stats.h"

#include "mac/common/ntb.h"
#include "station/station.h"

#if MODULE_INCLUDED (hal_leon)
#  include "config/leon/fatal/button.h"
#  include "hal/leon/fatal_button.h"
#endif

#include "lib/init.h"

/** Static declaration. */
static cesar_t cesar;

/**
 * \brief CESAR application software entry-point function.
 */
cesar_t *
cesar_init (void)
{
    u32 seed = 0;
    trace_init ();

#if MODULE_INCLUDED (hal_leon) && CONFIG_LEON_FATAL_BUTTON
    leon_fatal_button_init ();
#endif

    lib_stats_init ();

    /* Initialise the mac store. */
    cesar.mac_store  = mac_store_init ();

    /* Initialise the MAC config. */
    mac_config_init (&cesar.mac_config);

    /* Get the Seed from the Hal PHY. */
    seed = phy_seed ();
    cesar.mac_config.seed = seed;

    /* Initialise the PBproc. */
    cesar.pbproc = pbproc_init (&cesar.mac_config,
                                cesar.mac_store);

    /* Initialise the mac ntb. */
    mac_ntb_init (&cesar.mac_config);

    /* Initialise the SAR. */
    cesar.sar = sar_init (cesar.mac_store, cesar.pbproc,
                          pbproc_get_ca(cesar.pbproc), seed);

    /* Initialise the CL. */
    cesar.cl = cl_init (cesar.mac_store, cesar.sar,
                        &cesar.mac_config);

    /* Initialise the HLE. */
    cesar.hle = hle_init (cesar.cl);

    /* Initialise the interface. */
    cesar.interface = interface_init(cesar.hle,
                                     cesar.cl,
                                     cesar.sar,
                                     &cesar.mac_config);

    /* Initialise the hal timer. */
    cesar.hal_timer = hal_timer_init ();

    /* Initialize the CE in RX. */
    cesar.ce_rx = ce_rx_init (cesar.mac_store, cesar.sar, cesar.pbproc,
                              &cesar.mac_config);

    /* Initialise the CP. */
    cesar.cp = cp_init (&cesar.mac_config, cesar.interface, cesar.hal_timer,
                        cesar.pbproc, cesar.mac_store, cesar.sar, cesar.cl,
                        cesar.ce_rx, seed);

    // start HLE...
    hle_activate(cesar.hle, true);

    init_exec (INIT_LIST_CE);

    return &cesar;
}


void
cesar_uninit (cesar_t *ctx)
{
    dbg_assert (ctx);

    sar_cleanup (ctx->sar);

    cp_uninit (ctx->cp);
    interface_uninit(ctx->interface);
    hle_uninit (ctx->hle);
    cl_uninit (ctx->cl);
    sar_uninit (ctx->sar);
    pbproc_uninit (ctx->pbproc);
    ce_rx_uninit (ctx->ce_rx);
    mac_store_uninit (ctx->mac_store);
    hal_timer_uninit (cesar.hal_timer);

    lib_stats_uninit ();
    trace_uninit ();
}