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89 lines
2.4 KiB
C
89 lines
2.4 KiB
C
/*
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* Copyright (C) 2017 Inria
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*
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*/
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/*
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* @ingroup sys_auto_init_saul
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* @{
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*
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* @file
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* @brief Auto initialization of MPU9150 accelerometer/magnetometer
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*
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* @author Alexandre Abadie <alexandre.abadie@inria.fr>
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*
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* @}
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*/
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#ifdef MODULE_MPU9150
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#include "log.h"
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#include "saul_reg.h"
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#include "mpu9150.h"
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#include "mpu9150_params.h"
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/**
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* @brief Define the number of configured sensors
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*/
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#define MPU9150_NUM (sizeof(mpu9150_params) / sizeof(mpu9150_params[0]))
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/**
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* @brief Allocate memory for the device descriptors
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*/
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static mpu9150_t mpu9150_devs[MPU9150_NUM];
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/**
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* @brief Memory for the SAUL registry entries
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*/
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static saul_reg_t saul_entries[MPU9150_NUM * 3];
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/**
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* @brief Define the number of saul info
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*/
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#define MPU9150_INFO_NUM (sizeof(mpu9150_saul_info) / sizeof(mpu9150_saul_info[0]))
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/**
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* @name Reference the driver structs
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* @{
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*/
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extern saul_driver_t mpu9150_saul_acc_driver;
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extern saul_driver_t mpu9150_saul_gyro_driver;
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extern saul_driver_t mpu9150_saul_mag_driver;
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/** @} */
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void auto_init_mpu9150(void)
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{
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assert(MPU9150_NUM == MPU9150_INFO_NUM);
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for (unsigned int i = 0; i < MPU9150_NUM; i++) {
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LOG_DEBUG("[auto_init_saul] initializing mpu9150 #%u\n", i);
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if (mpu9150_init(&mpu9150_devs[i], &mpu9150_params[i]) < 0) {
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LOG_ERROR("[auto_init_saul] error initializing mpu9150 #%u\n", i);
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continue;
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}
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saul_entries[(i * 3)].dev = &(mpu9150_devs[i]);
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saul_entries[(i * 3)].name = mpu9150_saul_info[i].name;
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saul_entries[(i * 3)].driver = &mpu9150_saul_acc_driver;
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saul_entries[(i * 3) + 1].dev = &(mpu9150_devs[i]);
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saul_entries[(i * 3) + 1].name = mpu9150_saul_info[i].name;
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saul_entries[(i * 3) + 1].driver = &mpu9150_saul_gyro_driver;
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saul_entries[(i * 3) + 2].dev = &(mpu9150_devs[i]);
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saul_entries[(i * 3) + 2].name = mpu9150_saul_info[i].name;
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saul_entries[(i * 3) + 2].driver = &mpu9150_saul_mag_driver;
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saul_reg_add(&(saul_entries[(i * 3)]));
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saul_reg_add(&(saul_entries[(i * 3) + 1]));
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saul_reg_add(&(saul_entries[(i * 3) + 2]));
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}
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}
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#else
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typedef int dont_be_pedantic;
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#endif /* MODULE_MPU9150 */
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