sddf_api.h

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/*
 * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/
 *
 *
 * Redistribution and use in source and binary forms, with or without
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 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
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 *    distribution.
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 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 */
 
#ifndef _SDDF_API_H_
#define _SDDF_API_H_
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <stdint.h>
#include "../firmware/icssg_sddf.h"
#include <motor_control/current_sense/sdfm/include/sdfm_drv.h>
 
/* Number of ICSSG PRUs */
#define NUM_PRU     ( 2 )
 
/* PRU IDs */
#define PRU_ID_0    ( 0 )   /* PRU 0 ID */
#define PRU_ID_1    ( 1 )   /* PRU 1 ID */
 
/* Number of SD channels */
#define NUM_SD_CH   ( ICSSG_NUM_SD_CH )
/* ICSSG INTC event */
#define SDFM_EVT    ( TRIGGER_HOST_SDFM_EVT )
 
/* SDFM handle */
typedef SDFM *sdfm_handle;
 
sdfm_handle SDFM_init(uint8_t pru_id);
 
void SDFM_configIepCount(sdfm_handle h_sdfm, uint32_t epwm_out_freq);
 
void SDFM_configEcap(sdfm_handle h_sdfm, uint8_t ecap_divider);
 
void SDFM_setEnableChannel(sdfm_handle h_sdfm, uint8_t channel_number);
 
void SDFM_setAccOverSamplingRatio(sdfm_handle h_sdfm, uint8_t ch_id, uint8_t osr);
 
void SDFM_enable(sdfm_handle h_sdfm);
 
void SDFM_setCompFilterThresholds(sdfm_handle h_sdfm, uint8_t ch_id, SDFM_ThresholdParms thresholdParms);
 
void SDFM_setSampleReadingTime(sdfm_handle h_sdfm, float trig_samp_time);
 
void SDFM_configDataFilter(sdfm_handle h_sdfm, uint8_t ch_id, uint8_t filter);
 
void SDFM_selectClockSource(sdfm_handle h_sdfm, uint8_t ch_id, SDFM_ClkSourceParms clkPrams);
 
void SDFM_enableComparator(sdfm_handle h_sdfm, uint8_t ch);
 
void SDFM_disableComparator(sdfm_handle h_sdfm, uint8_t ch);
 
void SDFM_configComparatorGpioPins(sdfm_handle h_sdfm, uint8_t ch,uint32_t gpio_base_addr, uint32_t pin_number, uint32_t threshold_type);
 
uint32_t SDFM_getFilterData(uint8_t ch);
 
void SDFM_setCompFilterOverSamplingRatio(sdfm_handle h_sdfm, uint16_t osr);
 
void SDFM_setFilterOverSamplingRatio(sdfm_handle h_sdfm, uint16_t nc_osr, uint16_t oc_osr);
 
#ifdef __cplusplus
}
#endif
 
#endif