hades.models.mips.core
Class Copro0

java.lang.Object
  hades.models.mips.core.Coprocessor
      hades.models.mips.core.Copro0

All Implemented Interfaces:

Memory, Resetable

public class Copro0

extends Coprocessor

Copro0 handles exceptions and some basic configuration

Field Summary

static int	BADVADDR
static int	BEVMASK
static int	CAUSE
static int	CMMASK
static int	CONTEXT
static int	EPC
static int	IEcMASK
static int	IEoMASK
static int	IEpMASK
static int	IsCMASK
static int	KUcMASK
static int	KUoMASK
static int	KUpMASK
static int	PEMASK
static int	PRID
static int	PZMASK
static int	REMASK
static int	STATUS
static int	SwCMASK
static int	TSMASK

Fields inherited from class hades.models.mips.core.Coprocessor

condition, coreReg, debug, number, partHandler, reg

Constructor Summary

Copro0(PartHandler newPartHandler, int coprocNumber)

Method Summary

void	generateInterrupt(int intNum)
boolean	isKernelMode()
boolean	isUserMode()
void	por() Power on reset or hardware reset
int	readBadVAddr()
int	readCause()
int	readContext()
int	readEPC()
int	readPrId()
int	readStatus()
void	reset() software reset
void	writeBadVAddr(int word)
void	writeCause(int word)
void	writeContext(int word)
void	writeEPC(int word)
void	writeMemory(int address, int word) Write a word into the memory
void	writePrId(int word)
void	writeRegister(int address, int word) Some registers are not completely writeable
void	writeStatus(int word)

Methods inherited from class hades.models.mips.core.Coprocessor

decodeAndExecute, getCondition, getCoproNumber, getLog, getMemorySize, getWordWidth, installEntryHandler, readControlRegister, readMemory, readRegister, setCondition, setEntry, setLog, writeControlRegister

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

REMASK

public static final int REMASK

See Also:

Constant Field Values

BEVMASK

public static final int BEVMASK

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Constant Field Values

TSMASK

public static final int TSMASK

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Constant Field Values

PEMASK

public static final int PEMASK

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Constant Field Values

CMMASK

public static final int CMMASK

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Constant Field Values

PZMASK

public static final int PZMASK

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Constant Field Values

SwCMASK

public static final int SwCMASK

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Constant Field Values

IsCMASK

public static final int IsCMASK

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Constant Field Values

KUoMASK

public static final int KUoMASK

See Also:

Constant Field Values

IEoMASK

public static final int IEoMASK

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Constant Field Values

KUpMASK

public static final int KUpMASK

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Constant Field Values

IEpMASK

public static final int IEpMASK

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Constant Field Values

KUcMASK

public static final int KUcMASK

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Constant Field Values

IEcMASK

public static final int IEcMASK

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Constant Field Values

CONTEXT

public static final int CONTEXT

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Constant Field Values

BADVADDR

public static final int BADVADDR

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Constant Field Values

STATUS

public static final int STATUS

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Constant Field Values

CAUSE

public static final int CAUSE

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Constant Field Values

EPC

public static final int EPC

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Constant Field Values

PRID

public static final int PRID

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Constant Field Values

Constructor Detail

Copro0

public Copro0(PartHandler newPartHandler,
              int coprocNumber)

Method Detail

por

public void por()

Description copied from class: Coprocessor

Power on reset or hardware reset

Specified by:

por in interface Resetable

Overrides:

por in class Coprocessor

reset

public void reset()

Description copied from class: Coprocessor

software reset

Specified by:

reset in interface Resetable

Overrides:

reset in class Coprocessor

generateInterrupt

public void generateInterrupt(int intNum)

writeEPC

public void writeEPC(int word)

readEPC

public int readEPC()

writeCause

public void writeCause(int word)

readCause

public int readCause()

writeStatus

public void writeStatus(int word)

readStatus

public int readStatus()

writeBadVAddr

public void writeBadVAddr(int word)

readBadVAddr

public int readBadVAddr()

writeContext

public void writeContext(int word)

readContext

public int readContext()

writePrId

public void writePrId(int word)

readPrId

public int readPrId()

isKernelMode

public boolean isKernelMode()

isUserMode

public boolean isUserMode()

writeRegister

public void writeRegister(int address,
                          int word)

Some registers are not completely writeable

Overrides:

writeRegister in class Coprocessor

writeMemory

public void writeMemory(int address,
                        int word)

Description copied from interface: Memory

Write a word into the memory

Specified by:

writeMemory in interface Memory

Overrides:

writeMemory in class Coprocessor