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//Copyright (C) Microsoft Corporation, All Rights Reserved
//
//Abstract:
//
// This module contains the type definitions for the client
// driver's device callback class.
//
//Environment:
//
// Windows User-Mode Driver Framework (UMDF)
#pragma once
#include <windows.h>
#include <wdf.h>
#include <reshub.h>
#include <strsafe.h>
#include <SensorsDef.h>
#include <SensorsCx.h>
#include <sensorsutils.h>
#include <SensorsDriversUtils.h>
#include "Adxl345.h"
#include "SensorsTrace.h"
#define SENSORV2_POOL_TAG_ACCELEROMETER '2ccA'
// Sensor Common Properties
typedef enum
{
SENSOR_PROPERTY_STATE = 0,
SENSOR_PROPERTY_MIN_DATA_INTERVAL,
SENSOR_PROPERTY_MAX_DATA_FIELD_SIZE,
SENSOR_PROPERTY_TYPE,
SENSOR_PROPERTIES_COUNT
} SENSOR_PROPERTIES_INDEX;
// Sensor Enumeration Properties
typedef enum
{
SENSOR_ENUMERATION_PROPERTY_TYPE = 0,
SENSOR_ENUMERATION_PROPERTY_MANUFACTURER,
SENSOR_ENUMERATION_PROPERTY_MODEL,
SENSOR_ENUMERATION_PROPERTY_CONNECTION_TYPE,
SENSOR_ENUMERATION_PROPERTY_PERSISTENT_UNIQUE_ID,
SENSOR_ENUMERATION_PROPERTY_CATEGORY,
SENSOR_ENUMERATION_PROPERTY_ISPRIMARY,
SENSOR_ENUMERATION_PROPERTIES_COUNT
} SENSOR_ENUMERATION_PROPERTIES_INDEX;
// Data-field Properties
typedef enum
{
SENSOR_DATA_ACCELERATION_X_G = 0,
SENSOR_DATA_ACCELERATION_Y_G,
SENSOR_DATA_ACCELERATION_Z_G,
SENSOR_DATA_TIMESTAMP,
SENSOR_DATA_COUNT
} SENSOR_DATA_INDEX;
typedef enum
{
SENSOR_DATA_FIELD_PROPERTY_RESOLUTION = 0,
SENSOR_DATA_FIELD_PROPERTY_RANGE_MIN,
SENSOR_DATA_FIELD_PROPERTY_RANGE_MAX,
SENSOR_DATA_FIELD_PROPERTIES_COUNT
} SENSOR_DATA_FIELD_PROPERTIES_INDEX;
typedef struct _REGISTER_SETTING
{
BYTE Register;
BYTE Value;
} REGISTER_SETTING, *PREGISTER_SETTING;
// Return the rate that is just less than the desired report interval
inline DATA_RATE _GetDataRateFromReportInterval(_In_ ULONG ReportInterval)
{
DATA_RATE dataRate = ACCELEROMETER_SUPPORTED_DATA_RATES[0];
for (ULONG i = 0; i < ACCELEROMETER_SUPPORTED_DATA_RATES_COUNT; i++)
{
dataRate = ACCELEROMETER_SUPPORTED_DATA_RATES[i];
if (dataRate.DataRateInterval <= ReportInterval)
{
break;
}
}
return dataRate;
}
// Array of settings that describe the initial device configuration.
const REGISTER_SETTING g_ConfigurationSettings[] =
{
// Standby mode
{ ADXL345_POWER_CTL, ADXL345_POWER_CTL_STANDBY },
// +-16g, 13-bit resolution
{ ADXL345_DATA_FORMAT,
ADXL345_DATA_FORMAT_FULL_RES | ADXL345_DATA_FORMAT_JUSTIFY_RIGHT | ADXL345_DATA_FORMAT_RANGE_16G },
// No FIFO
{ ADXL345_FIFO_CTL, ADXL345_FIFO_CTL_MODE_BYPASS },
// Data rate set to default
{ ADXL345_BW_RATE, _GetDataRateFromReportInterval(DEFAULT_ACCELEROMETER_REPORT_INTERVAL).RateCode },
// Activity threshold set to default change sensitivity
{ ADXL345_THRESH_ACT,
static_cast<BYTE>(DEFAULT_ACCELEROMETER_CHANGE_SENSITIVITY / ACCELEROMETER_CHANGE_SENSITIVITY_RESOLUTION) },
// Activity detection enabled, AC coupled
{ ADXL345_ACT_INACT_CTL,
ADXL345_ACT_INACT_CTL_ACT_ACDC | ADXL345_ACT_INACT_CTL_ACT_X | ADXL345_ACT_INACT_CTL_ACT_Y | ADXL345_ACT_INACT_CTL_ACT_Z },
// Activity interrupt mapped to pin 1
{ ADXL345_INT_MAP, ADXL345_INT_ACTIVITY ^ ADXL345_INT_MASK},
};
typedef class _ADXL345AccDevice
{
private:
// WDF
WDFDEVICE m_Device;
WDFIOTARGET m_I2CIoTarget;
WDFWAITLOCK m_I2CWaitLock;
WDFINTERRUPT m_Interrupt;
// Sensor Operation
bool m_PoweredOn;
bool m_Started;
ULONG m_Interval;
bool m_FirstSample;
VEC3D m_CachedThresholds;
VEC3D m_LastSample;
SENSOROBJECT m_SensorInstance;
// Sensor Specific Properties
PSENSOR_PROPERTY_LIST m_pSupportedDataFields;
PSENSOR_COLLECTION_LIST m_pEnumerationProperties;
PSENSOR_COLLECTION_LIST m_pSensorProperties;
PSENSOR_COLLECTION_LIST m_pSensorData;
PSENSOR_COLLECTION_LIST m_pDataFieldProperties;
PSENSOR_COLLECTION_LIST m_pThresholds;
public:
// WDF callbacks
static EVT_WDF_DRIVER_DEVICE_ADD OnDeviceAdd;
static EVT_WDF_DEVICE_PREPARE_HARDWARE OnPrepareHardware;
static EVT_WDF_DEVICE_RELEASE_HARDWARE OnReleaseHardware;
static EVT_WDF_DEVICE_D0_ENTRY OnD0Entry;
static EVT_WDF_DEVICE_D0_EXIT OnD0Exit;
// CLX callbacks
static EVT_SENSOR_DRIVER_START_SENSOR OnStart;
static EVT_SENSOR_DRIVER_STOP_SENSOR OnStop;
static EVT_SENSOR_DRIVER_GET_SUPPORTED_DATA_FIELDS OnGetSupportedDataFields;
static EVT_SENSOR_DRIVER_GET_PROPERTIES OnGetProperties;
static EVT_SENSOR_DRIVER_GET_DATA_FIELD_PROPERTIES OnGetDataFieldProperties;
static EVT_SENSOR_DRIVER_GET_DATA_INTERVAL OnGetDataInterval;
static EVT_SENSOR_DRIVER_SET_DATA_INTERVAL OnSetDataInterval;
static EVT_SENSOR_DRIVER_GET_DATA_THRESHOLDS OnGetDataThresholds;
static EVT_SENSOR_DRIVER_SET_DATA_THRESHOLDS OnSetDataThresholds;
static EVT_SENSOR_DRIVER_DEVICE_IO_CONTROL OnIoControl;
// Interrupt callbacks
static EVT_WDF_INTERRUPT_ISR OnInterruptIsr;
static EVT_WDF_INTERRUPT_WORKITEM OnInterruptWorkItem;
private:
NTSTATUS GetData();
// Helper function for OnPrepareHardware to initialize sensor to default properties
NTSTATUS Initialize(_In_ WDFDEVICE Device, _In_ SENSOROBJECT SensorInstance);
VOID DeInit();
// Helper function for OnPrepareHardware to get resources from ACPI and configure the I/O target
NTSTATUS ConfigureIoTarget(_In_ WDFCMRESLIST ResourceList,
_In_ WDFCMRESLIST ResourceListTranslated);
// Helper function for OnD0Entry which sets up device to default configuration
NTSTATUS PowerOn();
NTSTATUS PowerOff();
} ADXL345AccDevice, *PADXL345AccDevice;
// Set up accessor function to retrieve device context
WDF_DECLARE_CONTEXT_TYPE_WITH_NAME(ADXL345AccDevice, GetADXL345AccContextFromSensorInstance);
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