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129 lines
4.1 KiB
C
129 lines
4.1 KiB
C
/*
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* Copyright (c) 2012, STMicroelectronics.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*
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*/
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/*---------------------------------------------------------------------------*/
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/**
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* \addtogroup stm32nucleo-spirit1-peripherals
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* @{
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*
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* \file
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* Driver for the stm32nucleo-spirit1 Radio Sensor (RSSI, LQI, ...)
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*/
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/*---------------------------------------------------------------------------*/
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#include "dev/radio-sensor.h"
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#include "dev/sensor-common.h"
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#include "lib/sensors.h"
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#include "net/packetbuf.h"
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#include "st-lib.h"
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/*---------------------------------------------------------------------------*/
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static int _active;
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/*---------------------------------------------------------------------------*/
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static void
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init(void)
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{
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/*Nothing to do at the moment, can be used in the future.*/
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}
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/*---------------------------------------------------------------------------*/
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static void
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activate(void)
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{
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_active = 1;
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}
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/*---------------------------------------------------------------------------*/
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static void
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deactivate(void)
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{
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_active = 0;
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}
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/*---------------------------------------------------------------------------*/
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static int
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active(void)
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{
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return _active;
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}
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/*---------------------------------------------------------------------------*/
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static int
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value(int type)
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{
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int32_t radio_sensor;
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float radio_sensor_value;
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switch(type) {
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case RADIO_SENSOR_LAST_PACKET:
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/*TODO: check which method of getting these value is more appropriate */
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radio_sensor_value = DBM_VALUE(packetbuf_attr(PACKETBUF_ATTR_RSSI));
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/* radio_sensor_value = st_lib_spirit_qi_get_rssi_dbm(); */
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radio_sensor = (int32_t)(radio_sensor_value * 10);
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break;
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case RADIO_SENSOR_LAST_VALUE:
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default:
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/*TODO: check which method of getting these value is more appropriate */
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radio_sensor = packetbuf_attr(PACKETBUF_ATTR_LINK_QUALITY);
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/* radio_sensor = (int32_t) st_lib_spirit_qi_get_lqi(); */
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}
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return radio_sensor;
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}
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/*---------------------------------------------------------------------------*/
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static int
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configure(int type, int value)
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{
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switch(type) {
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case SENSORS_HW_INIT:
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init();
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return 1;
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case SENSORS_ACTIVE:
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if(value) {
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activate();
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} else {
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deactivate();
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}
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return 1;
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static int
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status(int type)
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{
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switch(type) {
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case SENSORS_READY:
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return active();
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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SENSORS_SENSOR(radio_sensor, RADIO_SENSOR, value, configure, status);
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/*---------------------------------------------------------------------------*/
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/** @} */
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