F99bMachineModel.java

/*
  F99bMachineModel.java

  (c) 2008-2015 Edward Swartz

  All rights reserved. This program and the accompanying materials
  are made available under the terms of the Eclipse Public License v1.0
  which accompanies this distribution, and is available at
  http://www.eclipse.org/legal/epl-v10.html
 */
package v9t9.machine.f99b.machine;

import java.net.URL;
import java.util.Collections;
import java.util.List;

import v9t9.common.cassette.ICassetteChip;
import v9t9.common.client.ISettingsHandler;
import v9t9.common.cpu.ICpu;
import v9t9.common.dsr.IDeviceIndicatorProvider;
import v9t9.common.dsr.IDeviceSettings;
import v9t9.common.hardware.ISoundChip;
import v9t9.common.hardware.ISpeechChip;
import v9t9.common.hardware.IVdpChip;
import v9t9.common.keyboard.KeyboardConstants;
import v9t9.common.machine.IMachine;
import v9t9.common.machine.IMachineModel;
import v9t9.common.memory.IMemoryDomain;
import v9t9.common.memory.IMemoryModel;
import v9t9.common.modules.IModuleManager;
import v9t9.common.settings.Settings;
import v9t9.engine.dsr.realdisk.MemoryDiskImageDsr;
import v9t9.engine.sound.MultiSoundTMS9919B;
import v9t9.engine.speech.SpeechTMS5220;
import v9t9.engine.video.v9938.VdpV9938;
import v9t9.machine.EmulatorMachinesData;
import v9t9.machine.f99b.cpu.CpuF99b;
import v9t9.machine.f99b.memory.F99bMemoryModel;
import v9t9.machine.ti99.machine.InternalCruF99;

/**
 * This is a machine model for F99b
 * @author ejs
 *
 */
public class F99bMachineModel implements IMachineModel {

	public static final String ID = "Forth99B";
	
	private MemoryDiskImageDsr memoryDiskDsr;
	
	public F99bMachineModel() {
	}
	
	/* (non-Javadoc)
	 * @see v9t9.emulator.hardware.MachineModel#getIdentifier()
	 */
	@Override
	public String getIdentifier() {
		return ID;
	}
	

	/* (non-Javadoc)
	 * @see v9t9.common.machine.IMachineModel#getName()
	 */
	@Override
	public String getName() {
		return "FORTH99 Machine";
	}
	
	/* (non-Javadoc)
	 * @see v9t9.emulator.hardware.MachineModel#createMachine()
	 */
	@Override
	public IMachine createMachine(ISettingsHandler settings) {
		return new F99bMachine(settings, this);
	}
	/* (non-Javadoc)
	 * @see v9t9.emulator.hardware.MachineModel#getMemoryModel()
	 */
	public IMemoryModel createMemoryModel(IMachine machine) {
		return new F99bMemoryModel(machine);
	}

	/* (non-Javadoc)
	 * @see v9t9.emulator.hardware.MachineModel#getVdp()
	 */
	public IVdpChip createVdp(IMachine machine) {
		return new VdpV9938(machine);
	}

	public ISoundChip createSoundChip(IMachine machine) {
		return new MultiSoundTMS9919B(machine);
	}
	
	/* (non-Javadoc)
	 * @see v9t9.common.machine.IMachineModel#createCassetteChip(v9t9.common.machine.IMachine)
	 */
	@Override
	public ICassetteChip createCassetteChip(IMachine machine) {
		return null;
	}
	/* (non-Javadoc)
	 * @see v9t9.engine.machine.MachineModel#createSpeechChip(v9t9.engine.machine.Machine)
	 */
	@Override
	public ISpeechChip createSpeechChip(IMachine machine) {
		return new SpeechTMS5220(machine, Settings.getSettings(machine), 
				machine.getMemory().getDomain(IMemoryDomain.NAME_SPEECH));
	}
	
	public void defineDevices(final IMachine machine_) {
		machine_.getKeyboardState().registerMapping(KeyboardConstants.KEY_BACKSPACE,
				new int[] { KeyboardConstants.KEY_CONTROL, 'H' });
		
//		machine_.setKeyboardMapping(new F99bKeyboardMapping());
		
		InternalCruF99 cruAccess = new InternalCruF99(machine_, 0x80);
		memoryDiskDsr = new MemoryDiskImageDsr(machine_, InternalCruF99.DISK_BASE + cruAccess.getCruBase());
		cruAccess.addIOHandler(memoryDiskDsr);

		machine_.setCru(cruAccess);
		//machine_.getDsrManager().registerDsr(dsr);
		/*
		if (machine_ instanceof TI99Machine) {
			TI99Machine machine = (TI99Machine) machine_;
			machine.getCpu().setCruAccess(new InternalCru9901(machine, machine.getKeyboardState()));
			
			EmuDiskDsr dsr = new EmuDiskDsr(DiskDirectoryMapper.INSTANCE);
			machine.getDsrManager().registerDsr(dsr);
			
			defineCpuVdpBanks(machine);
		}
		*/
	}

	/* (non-Javadoc)
	 * @see v9t9.emulator.hardware.MachineModel#getDsrSettings()
	 */
	@Override
	public List<IDeviceSettings> getDeviceSettings(IMachine machine) {
		return Collections.singletonList((IDeviceSettings) memoryDiskDsr);
	}

	@Override
	public List<IDeviceIndicatorProvider> getDeviceIndicatorProviders(IMachine machine) {
		return memoryDiskDsr.getDeviceIndicatorProviders();
	}
	
	/* (non-Javadoc)
	 * @see v9t9.emulator.hardware.MachineModel#getCPU()
	 */
	@Override
	public ICpu createCPU(IMachine machine) {
		return new CpuF99b(machine, machine.getVdp());
	}
	
	/*
	private void defineCpuVdpBanks(final TI99Machine machine) {
		
		cpuBankedVideo = new WindowBankedMemoryEntry(machine.getMemory(),
				"CPU VDP Bank", 
				machine.getConsole(),
				0xA000,
				0x4000,
				vdpMmio.getMemoryArea()) {
			@Override
			public void writeByte(int addr, byte val) {
				super.writeByte(addr, val);
				vdp.touchAbsoluteVdpMemory((addr & 0x3fff) + getBankOffset(), val);
			}
			@Override
			public void writeWord(int addr, short val) {
				super.writeWord(addr, val);
				vdp.touchAbsoluteVdpMemory((addr & 0x3fff) + getBankOffset(), (byte) (val >> 8));
			}
		};

		machine.getCruManager().add(0x1402, 1, new CruWriter() {

			public int write(int addr, int data, int num) {
				if (data == 1) {
					vdpCpuBanked = true;
					//currentMemory = machine.getMemory().map.lookupEntry(machine.getConsole(), 0xc000);
					cpuBankedVideo.domain.mapEntry(cpuBankedVideo);
				} else {
					vdpCpuBanked = false;
					cpuBankedVideo.domain.unmapEntry(cpuBankedVideo);
					//if (currentMemory != null)
					//	currentMemory.map();
				}
				return 0;
			}
			
		});
		CruWriter bankSelector = new CruWriter() {

			public int write(int addr, int data, int num) {
				// independent banking from VDP
				if (vdpCpuBanked) {
					int currentBank = cpuBankedVideo.getCurrentBank();
					int bit = (addr - 0x1404) >> 1;
					currentBank = (currentBank & ~(1 << bit)) | (data << bit);
					cpuBankedVideo.selectBank(currentBank);
				}
				return 0;
			}
			
		};
		machine.getCruManager().add(0x1404, 1, bankSelector);
		machine.getCruManager().add(0x1406, 1, bankSelector);
		machine.getCruManager().add(0x1408, 1, bankSelector);
	}
	*/
	
	/* (non-Javadoc)
	 * @see v9t9.common.machine.IMachineModel#createModuleManager(v9t9.common.machine.IMachine)
	 */
	@Override
	public IModuleManager createModuleManager(IMachine machine) {
		return null;
	}
	/* (non-Javadoc)
	 * @see v9t9.common.machine.IMachineModel#getDataURL()
	 */
	@Override
	public URL getDataURL() {
		return EmulatorMachinesData.getDataURL("f99b/");
	}
	
	/* (non-Javadoc)
	 * @see v9t9.common.machine.IMachineModel#isModelCompatible(java.lang.String)
	 */
	@Override
	public boolean isModelCompatible(String machineModel) {
		return getIdentifier().equals(machineModel);
	}
}