EBO-77/LIN_Stack/coreapi/lin_common_api.c

/******************************************************************************
* Freescale Semiconductor Inc.
* (c) Copyright 2008-2015 Freescale Semiconductor, Inc.
* ALL RIGHTS RESERVED.
*****************************************************************************/

/** @addtogroup common_core_api_group
* @{ */

/**************************************************************************//**
*
* @file      lin_common_api.c
*
* @author    FPT Software
*
* @brief     Common LIN API functions
*
*
******************************************************************************/
/******************************************************************************
 *
 * History:
 *
 * 20090408     v1.0    First version
 *
 *****************************************************************************/

/** @} */

#include "lin_common_api.h"
#include "lin_common_proto.h"
#include "lin.h"

#if (XGATE_SUPPORT == 1)
#include "lin_lld_xgate.h"
#endif /* End (XGATE_SUPPORT == 1) */

/* -------------------------------FUNCTION COMMON --------------------------- */
/** @addtogroup driver_cluster_group
* @{ */
l_bool l_sys_init ()
{
#if XGATE_SUPPORT == 1
    lin_lld_setup_xgate();
#endif /* End (XGATE_SUPPORT == 1) */
    lin_lld_timer_init();
    return 0;
} /* end of l_sys_init() */
/** @} */

#if LIN_MODE == _MASTER_MODE_
/** @addtogroup schedule_management_group
* @{ */
void l_sch_set
(
    /* [IN] interface name */
    l_ifc_handle iii,
    /* [IN] schedule table for interface */
    l_schedule_handle schedule_iii,
    /* [IN] entry to be set */
    l_u8 entry
)
{
    lin_configuration const *conf;
    /* Get current configuration */
    conf = &lin_ifc_configuration[iii];
    if ((conf->function == _MASTER_) && (schedule_iii < LIN_NUM_OF_SCHD_TBL))
    {
    	/* Check if input entry is in range from 0 to N = (Number of frame slots) */
		if (entry <= conf->schedule_tbl[schedule_iii].num_slots)
		{
			/* save the new schedule which is activated after the */
			/* current schedule reaches its next schedule entry point */
			*(conf->previous_schedule_id) = *(conf->active_schedule_id);
			/* Insert new schedule at that point of the current schdule */
			*(conf->active_schedule_id) = (l_u8)schedule_iii;
			/* if entry is 0 or 1 the new schedule table will be started from the beginning. */
			if (entry == 0U)
			{
				/* Set entry equal to 1 */
				entry = 1U;
			}
			/* Assign the start entry of new schedule table by argument entry */
			conf->schedule_start_entry[schedule_iii] = entry - 1;
		}
    }
} /* end of l_sch_set() */

l_u8 l_sch_tick
(
    /* [IN] interface name */
    l_ifc_handle iii
)
{
    return lin_tick_callback_handler(iii);
} /* end of l_sch_tick() */
/** @} */
#endif /* End LIN_MODE == _MASTER_MODE_ */

/** @addtogroup interface_management_group
* @{ */
l_bool l_ifc_init
(
    /* [IN] interface name */
    l_ifc_handle iii
)
{
#if LIN_MODE == _SLAVE_MODE_
    return lin_lld_init();
#else
    return lin_lld_init(iii);
#endif /* End LIN_MODE == _SLAVE_MODE_ */
} /* end of l_ifc_init() */

void l_ifc_goto_sleep
(
    /* [IN] interface name */
    l_ifc_handle iii
)
{
    /* If node is master node */
#if LIN_MODE == _MASTER_MODE_
    /* Get current configuration */
    lin_configuration const *conf;
    /* Get current configuration */
    conf = &lin_ifc_configuration[iii];
    /* Set active schedule as GOTO_SLEEP_SCHEDULE */
    l_sch_set(iii, (l_schedule_handle)(conf->schedule_start + 1), 0);

#endif /* End LIN_MODE == _MASTER_MODE_ */
} /* end of l_ifc_goto_sleep() */

void l_ifc_wake_up
(
    /* [IN] interface name */
    l_ifc_handle iii
)
{
#if LIN_MODE == _SLAVE_MODE_
    lin_lld_tx_wake_up();
#else
    /* Send wakeup signal */
    lin_lld_tx_wake_up(iii);

#endif /* End (LIN_MODE == _SLAVE_MODE_) */
} /* end of l_ifc_wake_up() */

void l_ifc_rx
(
    /* [IN] interface name */
    l_ifc_handle iii
)
{

} /* end of l_ifc_rx() */

void l_ifc_tx
(
    /* [IN] interface name */
    l_ifc_handle iii
)
{

} /* end of l_ifc_tx() */

void l_ifc_aux
(
    /* [IN] interface name */
    l_ifc_handle iii
)
{

} /* end of l_ifc_aux() */
l_u16 l_ifc_read_status
(
    /* [IN] interface name */
    l_ifc_handle iii
)
{
    static l_u16 tmp_word_status;
#if LIN_MODE == _SLAVE_MODE_
    tmp_word_status = lin_word_status.word;
    /* Clear Word status */
    lin_word_status.word = 0;
    /* Clear Save configuration flag value */
    lin_save_configuration_flg = 0;
    /* Clear Successful transfer */
    lin_successful_transfer = 0;
    /* Clear Error in response */
    lin_error_in_response = 0;
    /* Clear Goto sleep flag */
    lin_goto_sleep_flg = 0;
    /* Clear Current pid */
    lin_current_pid = 0x00;
#else
    lin_configuration const *conf;
    conf = &lin_ifc_configuration[iii];
    tmp_word_status = *((l_u16*)(conf->word_status));
    /* Read-reset call; meaning that after the call has returned,
    the status word is set to 0 */
    /* Clear word status */
    *((l_u16*)(conf->word_status)) = 0;
    /* Clear save configuration flag value */
    lin_save_configuration_flg[iii] = 0;
    /* Clear Successful transfer */
    *(conf->successful_transfer)= 0;
    /* Clear Error in response */
    *(conf->error_in_response)= 0;
    /* Clear Goto sleep flag */
    *(conf->goto_sleep_flg) = 0;
    /* Clear Current pid */
    *(conf->current_pid) = 0x00;
#endif /* End (LIN_MODE == _SLAVE_MODE_) */

    return (tmp_word_status);
} /* end of l_ifc_read_status() */
/** @} */

/** @addtogroup call_out_group
* @{ */
l_u16 l_sys_irq_disable
(
    /* [IN] interface name */
    l_ifc_handle iii
)
{
#if LIN_MODE == _SLAVE_MODE_
    return lin_lld_int_disable();
#else
    return lin_lld_int_disable(iii);
#endif /* End (LIN_MODE == _SLAVE_MODE_) */
} /* end of l_sys_irq_disable() */

void l_sys_irq_restore
(
    /* [IN] interface name */
    l_ifc_handle iii
)
{
#if LIN_MODE == _SLAVE_MODE_
    lin_lld_int_enable();
#else
    lin_lld_int_enable(iii);
#endif /* End (LIN_MODE == _SLAVE_MODE_) */
} /* end of l_sys_irq_restore() */
/** @} */