From d2125537f5dc8b853f750b509bd1f12f616d2855 Mon Sep 17 00:00:00 2001 From: sbrissen Date: Fri, 11 Oct 2013 07:51:46 -0400 Subject: opensource sensors --- libsensors/AccelSensor.h | 69 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 libsensors/AccelSensor.h (limited to 'libsensors/AccelSensor.h') diff --git a/libsensors/AccelSensor.h b/libsensors/AccelSensor.h new file mode 100644 index 0000000..e87c3ec --- /dev/null +++ b/libsensors/AccelSensor.h @@ -0,0 +1,69 @@ +/* + * Copyright (C) 2008 The Android Open Source Project + * + * 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 ANDROID_SMB380_SENSOR_H +#define ANDROID_SMB380_SENSOR_H + +#include +#include +#include +#include + +#include "sensors.h" +#include "SensorBase.h" +#include "InputEventReader.h" + +/*****************************************************************************/ + + +struct smb380acc_t { + short x, /**< holds x-axis acceleration data sign extended. Range -512 to 511. */ + y, /**< holds y-axis acceleration data sign extended. Range -512 to 511. */ + z; /**< holds z-axis acceleration data sign extended. Range -512 to 511. */ +} ; + +/* smb ioctl command label */ +#define IOCTL_SMB_GET_ACC_VALUE 0 +#define DCM_IOC_MAGIC 's' +#define IOC_SET_ACCELEROMETER _IO (DCM_IOC_MAGIC, 0x64) +#define BMA150_CALIBRATION _IOWR(DCM_IOC_MAGIC,48,short) + +#define SMB_POWER_OFF 0 +#define SMB_POWER_ON 1 + +struct input_event; + +class AccelSensor : public SensorBase { + int mEnabled; + InputEventCircularReader mInputReader; + sensors_event_t mPendingEvent; + bool mHasPendingEvent; + char input_sysfs_path[PATH_MAX]; + int input_sysfs_path_len; + + +public: + AccelSensor(); + virtual ~AccelSensor(); + virtual int readEvents(sensors_event_t* data, int count); + virtual bool hasPendingEvents() const; + virtual int setDelay(int32_t handle, int64_t ns); + virtual int enable(int32_t handle, int enabled); +}; + +/*****************************************************************************/ + +#endif // ANDROID_GYRO_SENSOR_H -- cgit v1.1