dioscuri.module.cpu32
Class VGABIOS

java.lang.Object
  extended by dioscuri.module.cpu32.AbstractHardwareComponent
      extended by dioscuri.module.cpu32.VGABIOS
All Implemented Interfaces:
HardwareComponent, Hibernatable, IOPortCapable

public class VGABIOS
extends AbstractHardwareComponent
implements IOPortCapable

Author:
Bram Lohman, Bart Kiers

Constructor Summary
VGABIOS(byte[] image, Clock clk)
           
VGABIOS(java.lang.String imagefile)
           
 
Method Summary
 void acceptComponent(HardwareComponent component)
           
 void dumpState(java.io.DataOutput output)
           
 byte[] getImage()
           
 boolean initialised()
           
 int ioPortReadByte(int address)
           
 int ioPortReadLong(int address)
           
 int ioPortReadWord(int address)
           
 int[] ioPortsRequested()
           
 void ioPortWriteByte(int address, int data)
           
 void ioPortWriteLong(int address, int data)
           
 void ioPortWriteWord(int address, int data)
           
 void load(PhysicalAddressSpace physicalAddress)
           
 void loadState(java.io.DataInput input)
           
 boolean reset()
           
 void updateComponent(HardwareComponent component)
           
 boolean updated()
           
 
Methods inherited from class dioscuri.module.cpu32.AbstractHardwareComponent
timerCallback
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface dioscuri.module.cpu32.HardwareComponent
timerCallback
 

Constructor Detail

VGABIOS

public VGABIOS(byte[] image,
               Clock clk)
Parameters:
image -
clk -

VGABIOS

public VGABIOS(java.lang.String imagefile)
        throws java.io.IOException
Parameters:
imagefile -
Throws:
java.io.IOException
Method Detail

dumpState

public void dumpState(java.io.DataOutput output)
               throws java.io.IOException
Specified by:
dumpState in interface HardwareComponent
Overrides:
dumpState in class AbstractHardwareComponent
Parameters:
output -
Throws:
java.io.IOException

loadState

public void loadState(java.io.DataInput input)
               throws java.io.IOException
Specified by:
loadState in interface HardwareComponent
Overrides:
loadState in class AbstractHardwareComponent
Parameters:
input -
Throws:
java.io.IOException

ioPortsRequested

public int[] ioPortsRequested()
Specified by:
ioPortsRequested in interface IOPortCapable
Returns:
-

ioPortReadByte

public int ioPortReadByte(int address)
Specified by:
ioPortReadByte in interface IOPortCapable
Parameters:
address -
Returns:
-

ioPortReadWord

public int ioPortReadWord(int address)
Specified by:
ioPortReadWord in interface IOPortCapable
Parameters:
address -
Returns:
-

ioPortReadLong

public int ioPortReadLong(int address)
Specified by:
ioPortReadLong in interface IOPortCapable
Parameters:
address -
Returns:
-

ioPortWriteByte

public void ioPortWriteByte(int address,
                            int data)
Specified by:
ioPortWriteByte in interface IOPortCapable
Parameters:
address -
data -

ioPortWriteWord

public void ioPortWriteWord(int address,
                            int data)
Specified by:
ioPortWriteWord in interface IOPortCapable
Parameters:
address -
data -

ioPortWriteLong

public void ioPortWriteLong(int address,
                            int data)
Specified by:
ioPortWriteLong in interface IOPortCapable
Parameters:
address -
data -

load

public void load(PhysicalAddressSpace physicalAddress)
Parameters:
physicalAddress -

getImage

public byte[] getImage()
Returns:
-

updated

public boolean updated()
Specified by:
updated in interface HardwareComponent
Overrides:
updated in class AbstractHardwareComponent
Returns:
-

updateComponent

public void updateComponent(HardwareComponent component)
Specified by:
updateComponent in interface HardwareComponent
Overrides:
updateComponent in class AbstractHardwareComponent
Parameters:
component -

initialised

public boolean initialised()
Specified by:
initialised in interface HardwareComponent
Overrides:
initialised in class AbstractHardwareComponent
Returns:
-

acceptComponent

public void acceptComponent(HardwareComponent component)
Specified by:
acceptComponent in interface HardwareComponent
Overrides:
acceptComponent in class AbstractHardwareComponent
Parameters:
component -

reset

public boolean reset()
Specified by:
reset in interface HardwareComponent
Overrides:
reset in class AbstractHardwareComponent
Returns:
-