| /* |
| * Copyright (C) 2015 Intel Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef LSM9DS0A_ACCELEROMETER_HPP |
| #define LSM9DS0A_ACCELEROMETER_HPP |
| |
| #include <hardware/sensors.h> |
| #include "Sensor.hpp" |
| #include "lsm9ds0.h" |
| |
| struct sensors_event_t; |
| |
| /** |
| * LSM9DS0Accelerometer exposes the MLSM9DS0 accelerometer sensor |
| * |
| * Overrides the pollEvents & activate Sensor methods. |
| */ |
| class LSM9DS0Accelerometer : public Sensor, public upm::LSM9DS0 { |
| public: |
| /** |
| * LSM9DS0Accelerometer constructor |
| * @param pollFd poll file descriptor |
| * @param bus number of the bus |
| * @param gAddress device address |
| * @param xmAddress device address |
| */ |
| LSM9DS0Accelerometer(int pollFd, int bus, uint8_t gAddress, uint8_t xmAddress); |
| |
| /** |
| * LSM9DS0Accelerometer destructor |
| */ |
| ~LSM9DS0Accelerometer() override; |
| |
| /** |
| * Poll for events |
| * @param data where to store the events |
| * @param count the number of events returned must be <= to the count |
| * @return number of events returned in data on success and a negative error number otherwise |
| */ |
| int pollEvents(sensors_event_t* data, int count) override; |
| |
| /** |
| * Activate the sensor |
| * @param handle sensor identifier |
| * @param enabled 1 for enabling and 0 for disabling |
| * @return 0 on success and a negative error number otherwise |
| */ |
| int activate(int handle, int enabled); |
| |
| private: |
| static Sensor * createSensor(int pollFd); |
| static void initModule() __attribute__((constructor |
| (DEFAULT_SENSOR_CONSTRUCTOR_PRIORITY))); |
| |
| int pollFd; |
| static struct sensor_t sensorDescription; |
| }; |
| |
| #endif // LSM9DS0A_ACCELEROMETER_HPP |