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package com.diozero.sbc;
/*
* #%L
* Organisation: diozero
* Project: diozero - Core
* Filename: BoardInfo.java
*
* This file is part of the diozero project. More information about this project
* can be found at https://www.diozero.com/.
* %%
* Copyright (C) 2016 - 2021 diozero
* %%
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
* #L%
*/
import com.diozero.internal.spi.MmapGpioInterface;
/**
* Information about the connected SBC. Note that the connected board instance
* might be a remote device, e.g. connected via serial, Bluetooth or TCP/IP. The
* BoardInfo instance for the connected device must be obtained by calling
* {@link com.diozero.internal.spi.NativeDeviceFactoryInterface#getBoardInfo()
* getBoardInfo()} the on the
* {@link com.diozero.internal.spi.NativeDeviceFactoryInterface
* NativeDeviceFactoryInterface} instance returned from
* {@link DeviceFactoryHelper#getNativeDeviceFactory()}.
*/
@SuppressWarnings("static-method")
public abstract class BoardInfo extends BoardPinInfo {
public static final String UNKNOWN = "unknown";
public static final float UNKNOWN_ADC_VREF = -1;
private String make;
private String model;
private int memoryKb;
private String libraryPath;
private float adcVRef;
private String osId;
private String osVersion;
public BoardInfo(String make, String model, int memoryKb, float adcVRef, String libraryPath, String osId,
String osVersion) {
this.make = make;
this.model = model;
this.memoryKb = memoryKb;
this.adcVRef = adcVRef;
this.libraryPath = libraryPath;
this.osId = osId;
this.osVersion = osVersion;
}
/**
* Pin initialisation is done separately to the constructor since all known
* BoardInfo instances get instantiated on startup by the Java ServiceLoader.
*/
public abstract void populateBoardPinInfo();
/**
* The make of the connected board, e.g. "Raspberry Pi"
*
* @return the make of the connected board
*/
public String getMake() {
return make;
}
/**
* The model of the connected board, e.g. "3B+"
*
* @return the model of the connected board
*/
public String getModel() {
return model;
}
/**
* Get the memory (in KB) of the connected board
*
* @return memory in KB
*/
public int getMemoryKb() {
return memoryKb;
}
/**
* Internal diozero method to get the library path prefix to be used when
* loading native libraries for this device.
*
* @return the library path prefix
*/
public String getLibraryPath() {
return libraryPath;
}
/**
* Get the Analog to Digital converter reference voltage to be used when taking
* ADC readings
*
* @return the reference voltage for this board
*/
public float getAdcVRef() {
return adcVRef;
}
public String getOperatingSystemId() {
return osId;
}
public String getOperatingSystemVersion() {
return osVersion;
}
/**
* Get the name of this board - usual a concatenation of make and model
*
* @return the name of this board
*/
public String getName() {
return make + " " + model;
}
public String getLongName() {
return getName();
}
/**
* Compare make and model
*
* @param make2 the make to compare
* @param model2 the model to compare
* @return true if the make and model are the same
*/
public boolean compareMakeAndModel(String make2, String model2) {
return this.make.equals(make2) && this.model.equals(model2);
}
/**
* Instantiate the memory mapped GPIO interface for this board. Not that the
* caller needs to call {@link MmapGpioInterface#initialise initialise} prior to
* use.
*
* @return the MMAP GPIO interface implementation for this board, null if there
* isn't one
*/
public MmapGpioInterface createMmapGpio() {
return null;
}
@Override
public String toString() {
return "BoardInfo [make=" + make + ", model=" + model + ", memory=" + memoryKb + ", libraryPath=" + libraryPath
+ ", adcVRef=" + adcVRef + "]";
}
}
