/*
 * Copyright (C) 2015 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 HUB_DEFS_H_
#define HUB_DEFS_H_

#include <hardware/sensors.h>

namespace android {

#define CONTEXTHUB_SETTINGS_PATH        "/persist/sensorcal.json"
#define CONTEXTHUB_SAVED_SETTINGS_PATH  "/data/vendor/sensor/sensorcal_saved.json"
#define MAG_BIAS_FILE_PATH              "/sys/class/power_supply/battery/compass_compensation"

static const uint32_t kMinClockRateHz = 960000;
static const uint32_t kClockRateHz = kMinClockRateHz * 5;  // 4.8MHz

enum comms_sensor_t {
    COMMS_SENSOR_INVALID                     = 0,
    COMMS_SENSOR_ACCEL                       = 1,
    COMMS_SENSOR_GYRO                        = 2,
    COMMS_SENSOR_MAG                         = 3,
    COMMS_SENSOR_PRESSURE                    = 4,
    COMMS_SENSOR_TEMPERATURE                 = 5,
    COMMS_SENSOR_PROXIMITY                   = 6,
    COMMS_SENSOR_LIGHT                       = 7,
    COMMS_SENSOR_ORIENTATION                 = 8,
    COMMS_SENSOR_STEP_DETECTOR               = 9,
    COMMS_SENSOR_ANY_MOTION                  = 10,
    COMMS_SENSOR_NO_MOTION                   = 11,
    COMMS_SENSOR_SIGNIFICANT_MOTION          = 12,
    COMMS_SENSOR_FLAT                        = 13,
    COMMS_SENSOR_GRAVITY                     = 14,
    COMMS_SENSOR_LINEAR_ACCEL                = 15,
    COMMS_SENSOR_ROTATION_VECTOR             = 16,
    COMMS_SENSOR_HALL                        = 17,
    COMMS_SENSOR_GEO_MAG                     = 18,
    COMMS_SENSOR_GAME_ROTATION_VECTOR        = 19,
    COMMS_SENSOR_GESTURE                     = 20,
    COMMS_SENSOR_TILT                        = 21,
    COMMS_SENSOR_MAG_BIAS                    = 22,
    COMMS_SENSOR_STEP_COUNTER                = 23,
    COMMS_SENSOR_MAG_UNCALIBRATED            = 24,
    COMMS_SENSOR_GYRO_UNCALIBRATED           = 25,
    COMMS_SENSOR_GYRO_BIAS                   = 26,
    COMMS_SENSOR_SYNC                        = 27,
    COMMS_SENSOR_DOUBLE_TWIST                = 28,
    COMMS_SENSOR_DOUBLE_TAP                  = 29,
    COMMS_SENSOR_WINDOW_ORIENTATION          = 30,
    COMMS_SENSOR_WRIST_TILT                  = 31,
    COMMS_SENSOR_ACCEL_BIAS                  = 32,
    COMMS_SENSOR_DOUBLE_TOUCH                = 33,
    COMMS_SENSOR_GAZE                        = 34,
    COMMS_SENSOR_UNGAZE                      = 35,
    COMMS_SENSOR_ACCEL_UNCALIBRATED          = 36,
    COMMS_SENSOR_HUMIDITY                    = 37,
    COMMS_SENSOR_ACCEL_WRIST_AWARE           = 38,
    COMMS_SENSOR_GYRO_WRIST_AWARE            = 39,
    COMMS_SENSOR_AMBIENT_TEMPERATURE         = 40,

    NUM_COMMS_SENSORS_PLUS_1,

    COMMS_SENSOR_DEBUG                       = 0x99,
};

// Please keep existing values unchanged when adding or removing SENSOR_TYPE
enum {
    SENSOR_TYPE_INTERNAL_TEMPERATURE    = SENSOR_TYPE_DEVICE_PRIVATE_BASE + 0,
    SENSOR_TYPE_SYNC                    = SENSOR_TYPE_DEVICE_PRIVATE_BASE + 1,
    SENSOR_TYPE_DOUBLE_TWIST            = SENSOR_TYPE_DEVICE_PRIVATE_BASE + 2,
    SENSOR_TYPE_DOUBLE_TAP              = SENSOR_TYPE_DEVICE_PRIVATE_BASE + 3,
    SENSOR_TYPE_DOUBLE_TOUCH            = SENSOR_TYPE_DEVICE_PRIVATE_BASE + 4,
    SENSOR_TYPE_GAZE                    = SENSOR_TYPE_DEVICE_PRIVATE_BASE + 5,
    SENSOR_TYPE_UNGAZE                  = SENSOR_TYPE_DEVICE_PRIVATE_BASE + 6,
    SENSOR_TYPE_ACCELEROMETER_WRIST_AWARE=SENSOR_TYPE_DEVICE_PRIVATE_BASE + 7,
    SENSOR_TYPE_GYROSCOPE_WRIST_AWARE   = SENSOR_TYPE_DEVICE_PRIVATE_BASE + 8,
};

}  // namespace android

#endif  // HUB_DEFS_H_