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bmi270_maximum_fifo.c
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bmi270_maximum_fifo.c
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/**
* Copyright (c) 2023 Bosch Sensortec GmbH. All rights reserved.
*
* BSD-3-Clause
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of 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
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @file bmi270_maximum_fifo.c
* @date 2023-05-03
* @version v2.86.1
*
*/
/***************************************************************************/
/*! Header files
****************************************************************************/
#include "bmi270_maximum_fifo.h"
/***************************************************************************/
/*! Global Variable
****************************************************************************/
/*! @name Global array that stores the configuration file of BMI270 */
const uint8_t bmi270_maximum_fifo_config_file[] = {
0xc8, 0x2e, 0x00, 0x2e, 0x80, 0x2e, 0x1a, 0x00, 0xc8, 0x2e, 0x00, 0x2e, 0xc8, 0x2e, 0x00, 0x2e, 0xc8, 0x2e, 0x00,
0x2e, 0xc8, 0x2e, 0x00, 0x2e, 0xc8, 0x2e, 0x00, 0x2e, 0xc8, 0x2e, 0x00, 0x2e, 0x90, 0x32, 0x21, 0x2e, 0x59, 0xf5,
0x10, 0x30, 0x21, 0x2e, 0x6a, 0xf5, 0x1a, 0x24, 0x22, 0x00, 0x80, 0x2e, 0x3b, 0x00, 0xc8, 0x2e, 0x44, 0x47, 0x22,
0x00, 0x37, 0x00, 0xa4, 0x00, 0xff, 0x0f, 0xd1, 0x00, 0x07, 0xad, 0x80, 0x2e, 0x00, 0xc1, 0x80, 0x2e, 0x00, 0xc1,
0x80, 0x2e, 0x00, 0xc1, 0x80, 0x2e, 0x00, 0xc1, 0x80, 0x2e, 0x00, 0xc1, 0x80, 0x2e, 0x00, 0xc1, 0x80, 0x2e, 0x00,
0xc1, 0x80, 0x2e, 0x00, 0xc1, 0x80, 0x2e, 0x00, 0xc1, 0x80, 0x2e, 0x00, 0xc1, 0x80, 0x2e, 0x00, 0xc1, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x11, 0x24, 0xfc, 0xf5, 0x80, 0x30, 0x40, 0x42, 0x50, 0x50, 0x00, 0x30, 0x12, 0x24, 0xeb,
0x00, 0x03, 0x30, 0x00, 0x2e, 0xc1, 0x86, 0x5a, 0x0e, 0xfb, 0x2f, 0x21, 0x2e, 0xfc, 0xf5, 0x13, 0x24, 0x63, 0xf5,
0xe0, 0x3c, 0x48, 0x00, 0x22, 0x30, 0xf7, 0x80, 0xc2, 0x42, 0xe1, 0x7f, 0x3a, 0x25, 0xfc, 0x86, 0xf0, 0x7f, 0x41,
0x33, 0x98, 0x2e, 0xc2, 0xc4, 0xd6, 0x6f, 0xf1, 0x30, 0xf1, 0x08, 0xc4, 0x6f, 0x11, 0x24, 0xff, 0x03, 0x12, 0x24,
0x00, 0xfc, 0x61, 0x09, 0xa2, 0x08, 0x36, 0xbe, 0x2a, 0xb9, 0x13, 0x24, 0x38, 0x00, 0x64, 0xbb, 0xd1, 0xbe, 0x94,
0x0a, 0x71, 0x08, 0xd5, 0x42, 0x21, 0xbd, 0x91, 0xbc, 0xd2, 0x42, 0xc1, 0x42, 0x00, 0xb2, 0xfe, 0x82, 0x05, 0x2f,
0x50, 0x30, 0x21, 0x2e, 0x21, 0xf2, 0x00, 0x2e, 0x00, 0x2e, 0xd0, 0x2e, 0xf0, 0x6f, 0x02, 0x30, 0x02, 0x42, 0x20,
0x26, 0xe0, 0x6f, 0x02, 0x31, 0x03, 0x40, 0x9a, 0x0a, 0x02, 0x42, 0xf0, 0x37, 0x05, 0x2e, 0x5e, 0xf7, 0x10, 0x08,
0x12, 0x24, 0x1e, 0xf2, 0x80, 0x42, 0x83, 0x84, 0xf1, 0x7f, 0x0a, 0x25, 0x13, 0x30, 0x83, 0x42, 0x3b, 0x82, 0xf0,
0x6f, 0x00, 0x2e, 0x00, 0x2e, 0xd0, 0x2e, 0x12, 0x40, 0x52, 0x42, 0x00, 0x2e, 0x12, 0x40, 0x52, 0x42, 0x3e, 0x84,
0x00, 0x40, 0x40, 0x42, 0x7e, 0x82, 0xe1, 0x7f, 0xf2, 0x7f, 0x98, 0x2e, 0x6a, 0xd6, 0x21, 0x30, 0x23, 0x2e, 0x61,
0xf5, 0xeb, 0x2c, 0xe1, 0x6f
};
/*! @name Global array that stores the feature input configuration of BMI270 */
const struct bmi2_feature_config bmi270_maximum_fifo_feat_in[BMI270_MAXIMUM_FIFO_MAX_FEAT_IN] = {
};
/*! @name Global array that stores the feature output configuration */
const struct bmi2_feature_config bmi270_maximum_fifo_feat_out[BMI270_MAXIMUM_FIFO_MAX_FEAT_OUT] = {
};
/******************************************************************************/
/*! Local Function Prototypes
******************************************************************************/
/*!
* @brief This internal API is used to validate the device pointer for
* null conditions.
*
* @param[in] dev : Structure instance of bmi2_dev.
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
static int8_t null_ptr_check(const struct bmi2_dev *dev);
/***************************************************************************/
/*! User Interface Definitions
****************************************************************************/
/*!
* @brief This API:
* 1) updates the device structure with address of the configuration file.
* 2) Initializes BMI270 sensor.
* 3) Writes the configuration file.
* 4) Updates the feature offset parameters in the device structure.
* 5) Updates the maximum number of pages, in the device structure.
*/
int8_t bmi270_maximum_fifo_init(struct bmi2_dev *dev)
{
/* Variable to define result */
int8_t rslt;
/* Null-pointer check */
rslt = null_ptr_check(dev);
if (rslt == BMI2_OK)
{
/* Assign chip id of BMI270 */
dev->chip_id = BMI270_MAXIMUM_FIFO_CHIP_ID;
dev->config_size = sizeof(bmi270_maximum_fifo_config_file);
/* Enable the variant specific features if any */
dev->variant_feature = BMI2_GYRO_CROSS_SENS_ENABLE | BMI2_MAXIMUM_FIFO_VARIANT;
/* An extra dummy byte is read during SPI read */
if (dev->intf == BMI2_SPI_INTF)
{
dev->dummy_byte = 1;
}
else
{
dev->dummy_byte = 0;
}
/* If configuration file pointer is not assigned any address */
if (!dev->config_file_ptr)
{
/* Give the address of the configuration file array to
* the device pointer
*/
dev->config_file_ptr = bmi270_maximum_fifo_config_file;
}
/* Initialize BMI2 sensor */
rslt = bmi2_sec_init(dev);
if (rslt == BMI2_OK)
{
/* Assign the offsets of the feature input
* configuration to the device structure
*/
dev->feat_config = bmi270_maximum_fifo_feat_in;
/* Assign the offsets of the feature output to
* the device structure
*/
dev->feat_output = bmi270_maximum_fifo_feat_out;
/* Assign the maximum number of pages to the
* device structure
*/
dev->page_max = BMI270_MAXIMUM_FIFO_MAX_PAGE_NUM;
/* Assign maximum number of input sensors/
* features to device structure
*/
dev->input_sens = BMI270_MAXIMUM_FIFO_MAX_FEAT_IN;
/* Assign maximum number of output sensors/
* features to device structure
*/
dev->out_sens = BMI270_MAXIMUM_FIFO_MAX_FEAT_OUT;
/* Get the gyroscope cross axis sensitivity */
rslt = bmi2_get_gyro_cross_sense(dev);
}
}
return rslt;
}
/***************************************************************************/
/*! Local Function Definitions
****************************************************************************/
/*!
* @brief This internal API is used to validate the device structure pointer for
* null conditions.
*/
static int8_t null_ptr_check(const struct bmi2_dev *dev)
{
/* Variable to define result */
int8_t rslt = BMI2_OK;
if ((dev == NULL) || (dev->read == NULL) || (dev->write == NULL) || (dev->delay_us == NULL))
{
/* Device structure pointer is not valid */
rslt = BMI2_E_NULL_PTR;
}
return rslt;
}