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83 lines
2.0 KiB
C
83 lines
2.0 KiB
C
/*
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* Copyright (C) 2018 HAW-Hamburg
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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 for SDS011 particulate matter sensor
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*
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* @author Michel Rottleuthner <michel.rottleuthner@haw-hamburg.de>
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*
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* @}
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*/
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#include "assert.h"
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#include "log.h"
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#include "saul_reg.h"
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#include "sds011.h"
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#include "sds011_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 SDS011_NUM ARRAY_SIZE(sds011_params)
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/**
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* @brief Allocate memory for the device descriptors
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*/
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static sds011_t sds011_devs[SDS011_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[SDS011_NUM];
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/**
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* @brief Define the number of saul info
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*/
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#define SDS011_INFO_NUM ARRAY_SIZE(sds011_saul_info)
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/**
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* @name Import SAUL endpoint
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* @{
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*/
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extern const saul_driver_t sds011_saul_driver;
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/** @} */
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void auto_init_sds011(void)
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{
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assert(SDS011_INFO_NUM == SDS011_NUM);
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for (unsigned int i = 0; i < SDS011_NUM; i++) {
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LOG_DEBUG("[auto_init_saul] initializing sds011 #%u\n", i);
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if (sds011_init(&sds011_devs[i], &sds011_params[i]) != SDS011_OK) {
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LOG_ERROR("[auto_init_saul] error initializing sds011 #%u\n", i);
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continue;
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}
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int retries = 0;
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/* sensor must be set to query mode for manual reading by saul */
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while (sds011_set_reporting_mode(&sds011_devs[i], SDS011_RMODE_QUERY) != SDS011_OK) {
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if (retries++ >= 3) {
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LOG_ERROR("[auto_init_saul] error setting sds011 to query mode #%u\n", i);
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continue;
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}
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}
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saul_entries[i].dev = &(sds011_devs[i]);
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saul_entries[i].name = sds011_saul_info[i].name;
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saul_entries[i].driver = &sds011_saul_driver;
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saul_reg_add(&saul_entries[i]);
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}
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}
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