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Rename VIA to PIA

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Preparing to create a PIA interface and one or more parallel
IO device implementations.
This commit is contained in:
Seth Morabito 2014-08-12 14:19:55 -07:00
parent 4402a28e2b
commit 45f596e0d4
5 changed files with 19 additions and 19 deletions
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10
src/main/java/com/loomcom/symon/devices/Via.java → src/main/java/com/loomcom/symon/devices/Pia.java
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@ -26,8 +26,8 @@ package com.loomcom.symon.devices;
import com.loomcom.symon.exceptions.MemoryAccessException;
import com.loomcom.symon.exceptions.MemoryRangeException;
public class Via extends Device {
public static final int VIA_SIZE = 16;
public class Pia extends Device {
public static final int PIA_SIZE = 16;
private static final int ORB = 0;
private static final int ORA = 1;
@ -46,13 +46,13 @@ public class Via extends Device {
private static final int IER = 14;
private static final int ORA_H = 15;
public Via(int address) throws MemoryRangeException {
super(address, address + VIA_SIZE - 1, "VIA");
public Pia(int address) throws MemoryRangeException {
super(address, address + PIA_SIZE - 1, "PIA");
}
@Override
public void write(int address, int data) throws MemoryAccessException {
; // No-Op
}
@Override

4
src/main/java/com/loomcom/symon/machines/Machine.java
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@ -29,7 +29,7 @@ import com.loomcom.symon.Cpu;
import com.loomcom.symon.devices.Acia;
import com.loomcom.symon.devices.Crtc;
import com.loomcom.symon.devices.Memory;
import com.loomcom.symon.devices.Via;
import com.loomcom.symon.devices.Pia;
import com.loomcom.symon.exceptions.MemoryRangeException;
@ -43,7 +43,7 @@ public interface Machine {
public Acia getAcia();
public Via getVia();
public Pia getPia();
public Crtc getCrtc();

4
src/main/java/com/loomcom/symon/machines/MulticompMachine.java
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@ -30,7 +30,7 @@ import com.loomcom.symon.devices.Acia;
import com.loomcom.symon.devices.Acia6850;
import com.loomcom.symon.devices.Crtc;
import com.loomcom.symon.devices.Memory;
import com.loomcom.symon.devices.Via;
import com.loomcom.symon.devices.Pia;
import com.loomcom.symon.exceptions.MemoryRangeException;
import java.io.File;
import java.util.logging.Logger;
@ -111,7 +111,7 @@ public class MulticompMachine implements Machine {
}
@Override
public Via getVia() {
public Pia getPia() {
return null;
}

4
src/main/java/com/loomcom/symon/machines/SimpleMachine.java
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@ -5,7 +5,7 @@ import com.loomcom.symon.Cpu;
import com.loomcom.symon.devices.Acia;
import com.loomcom.symon.devices.Crtc;
import com.loomcom.symon.devices.Memory;
import com.loomcom.symon.devices.Via;
import com.loomcom.symon.devices.Pia;
import com.loomcom.symon.exceptions.MemoryRangeException;
/**
@ -52,7 +52,7 @@ public class SimpleMachine implements Machine {
}
@Override
public Via getVia() {
public Pia getPia() {
return null;
}

16
src/main/java/com/loomcom/symon/machines/SymonMachine.java
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@ -30,7 +30,7 @@ import com.loomcom.symon.devices.Acia;
import com.loomcom.symon.devices.Acia6551;
import com.loomcom.symon.devices.Crtc;
import com.loomcom.symon.devices.Memory;
import com.loomcom.symon.devices.Via;
import com.loomcom.symon.devices.Pia;
import com.loomcom.symon.exceptions.MemoryRangeException;
import java.io.File;
import java.util.logging.Logger;
@ -48,9 +48,9 @@ public class SymonMachine implements Machine {
private static final int MEMORY_BASE = 0x0000;
private static final int MEMORY_SIZE = 0x8000;
// VIA at $8000-$800F
// PIA at $8000-$800F
private static final int VIA_BASE = 0x8000;
private static final int PIA_BASE = 0x8000;
// ACIA at $8800-$8803
private static final int ACIA_BASE = 0x8800;
@ -68,7 +68,7 @@ public class SymonMachine implements Machine {
private final Bus bus;
private final Cpu cpu;
private final Acia acia;
private final Via via;
private final Pia pia;
private final Crtc crtc;
private final Memory ram;
private Memory rom;
@ -78,13 +78,13 @@ public class SymonMachine implements Machine {
this.bus = new Bus(BUS_BOTTOM, BUS_TOP);
this.cpu = new Cpu();
this.ram = new Memory(MEMORY_BASE, MEMORY_BASE + MEMORY_SIZE - 1, false);
this.via = new Via(VIA_BASE);
this.pia = new Pia(PIA_BASE);
this.acia = new Acia6551(ACIA_BASE);
this.crtc = new Crtc(CRTC_BASE, ram);
bus.addCpu(cpu);
bus.addDevice(ram);
bus.addDevice(via);
bus.addDevice(pia);
bus.addDevice(acia);
bus.addDevice(crtc);
@ -124,8 +124,8 @@ public class SymonMachine implements Machine {
}
@Override
public Via getVia() {
return via;
public Pia getPia() {
return pia;
}
@Override