dioscuri.module.ata
Class ATADrive

java.lang.Object
  dioscuri.module.ata.ATADrive

public class ATADrive
extends java.lang.Object

A class representing a ATA drive and parameters.

Field Summary

protected Atpi	atpi
protected boolean	containsDisk
protected int	currentCylinder
protected int	currentHead
protected int	currentSector
protected int	deviceNum
protected ATADriveType	driveType
protected int	features
protected int	hdNumber
protected int[]	idDrive
protected int	ioLightCounter
protected boolean	isMaster
protected boolean	isWriteProtected
protected char[]	modelNo
protected int	sectorCount
protected int	statusbarId
protected int	totalNumCylinders
protected int	totalNumHeads
protected int	totalNumSectors
protected ATATranslationType	translationType

Constructor Summary

ATADrive(ATADriveType theDriveType, ATA parent, boolean enabled)
Class Constructor with input parameter IDE drive type.

ATADrive(ATADriveType theDriveType, ATA parent, boolean enabled, int cdromCount)

Method Summary

int	calculateLogicalAddress()
boolean	calculateLogicalAddress(int sector)
protected boolean	containsDisk() Checks the existence of a disk in drive
void	decrementSectorCount()
Atpi	getAtpi()
CDROM	getCdRom()
ATADriveController	getControl() Get the control.
int	getCurrentCylinder()
int	getCurrentHead()
int	getCurrentSector()
protected long	getDiskCapacity() Get the total capacity of the disk in bytes.
protected long	getDiskImageSize() Get size in bytes of the disk image.
protected ATADriveType	getDriveType() Get type of drive
int	getFeatures()
int[]	getIdDrive()
int	getIoLightCounter()
char[]	getModelNo()
int	getSectorCount()
SenseInfo	getSenseInfo()
int	getTotalNumCylinders()
int	getTotalNumHeads()
int	getTotalNumSectors()
ATATranslationType	getTranslationType()
void	incrementAddress()
void	incrementSectorCount()
boolean	isMaster()
void	loadImage(java.io.File imageFile) Load disk image.
byte[]	readData(byte[] diskBuffer, int offset, int totalBytes) Reads Data from disk image.
protected boolean	reset() Reset drive All geometry parameters for sector selection are reset.
void	setAtpi(Atpi atpi)
void	setCdRom(CDROM cdRom)
void	setCurrentCylinder(int currentCylinder)
void	setCurrentHead(int currentHead)
void	setCurrentSector(int currentSector)
void	setDiskCapacity(int theTotalNumCylinders, int theTotalNumHeads, int theTotalNumSectors, int theNumSectorsPerBlock) Set the disk capacity, by input of the number of cylinders, the number of heads, the number of sectors and the number of sectors per block.
protected void	setDriveType(ATADriveType type) Sets type of drive.
void	setFeatures(int features)
void	setIdDrive(int index, int idDrive)
void	setIoLightCounter(int ioLightCounter)
void	setIsMaster(boolean isMaster) Sets if the disk is a master (true) or a slave (false).
void	setMaster(boolean isMaster)
void	setSectorCount(int sectorCount)
void	setTotalNumCylinders(int totalNumCylinders)
void	setTotalNumHeads(int totalNumHeads)
void	setTranslationType(ATATranslationType translationType)
void	setWriteProtected(boolean isProtected) Set if the disk is write protected.
java.lang.String	toString() Provides the string representation of the class.
void	writeData(byte[] diskBuffer, int offset, int totalBytes) Writes data to the disk image.

Methods inherited from class java.lang.Object

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

Field Detail

driveType

protected ATADriveType driveType

hdNumber

protected int hdNumber

idDrive

protected int[] idDrive

modelNo

protected char[] modelNo

currentHead

protected int currentHead

currentCylinder

protected int currentCylinder

currentSector

protected int currentSector

totalNumHeads

protected int totalNumHeads

totalNumCylinders

protected int totalNumCylinders

totalNumSectors

protected int totalNumSectors

sectorCount

protected int sectorCount

isMaster

protected boolean isMaster

containsDisk

protected boolean containsDisk

isWriteProtected

protected boolean isWriteProtected

ioLightCounter

protected int ioLightCounter

statusbarId

protected int statusbarId

features

protected int features

atpi

protected Atpi atpi

translationType

protected ATATranslationType translationType

deviceNum

protected int deviceNum

Constructor Detail

ATADrive

public ATADrive(ATADriveType theDriveType,
                ATA parent,
                boolean enabled)

Class Constructor with input parameter IDE drive type.

Parameters:

theDriveType -

parent -

enabled -

ATADrive

public ATADrive(ATADriveType theDriveType,
                ATA parent,
                boolean enabled,
                int cdromCount)

Parameters:

theDriveType -

parent -

enabled -

cdromCount -

Method Detail

calculateLogicalAddress

public boolean calculateLogicalAddress(int sector)

Parameters:

sector -

Returns:

-

calculateLogicalAddress

public int calculateLogicalAddress()

Returns:

-

incrementAddress

public void incrementAddress()

reset

protected boolean reset()

Reset drive All geometry parameters for sector selection are reset.

Returns:

-

getControl

public ATADriveController getControl()

Get the control.

Returns:

the control

getSenseInfo

public SenseInfo getSenseInfo()

Returns:

-

containsDisk

protected boolean containsDisk()

Checks the existence of a disk in drive

Returns:

boolean true if drive contains a disk, false otherwise

getDriveType

protected ATADriveType getDriveType()

Get type of drive

Returns:

int drive type

setDriveType

protected void setDriveType(ATADriveType type)

Sets type of drive.

Parameters:

type -

getDiskCapacity

protected long getDiskCapacity()

Get the total capacity of the disk in bytes.

Returns:

the total capacity of the disk in bytes.

setDiskCapacity

public void setDiskCapacity(int theTotalNumCylinders,
                            int theTotalNumHeads,
                            int theTotalNumSectors,
                            int theNumSectorsPerBlock)

Set the disk capacity, by input of the number of cylinders, the number of heads, the number of sectors and the number of sectors per block.

Parameters:

theTotalNumCylinders - the total number of cylinders

theTotalNumHeads - the total number of heads

theTotalNumSectors - the total number of sectors

theNumSectorsPerBlock - the number of sectors per block

getDiskImageSize

protected long getDiskImageSize()

Get size in bytes of the disk image. Returns -1 if drive is empty.

Returns:

int size of disk image, or -1 if no disk image available

setIsMaster

public void setIsMaster(boolean isMaster)

Sets if the disk is a master (true) or a slave (false).

Parameters:

isMaster - true for master, false for slave

setWriteProtected

public void setWriteProtected(boolean isProtected)

Set if the disk is write protected.

Parameters:

isProtected - true for write protected, false for not writed protected

readData

public byte[] readData(byte[] diskBuffer,
                       int offset,
                       int totalBytes)
                throws java.io.IOException

Reads Data from disk image.

Parameters:

offset - the offset

totalBytes - the total number of bytes

diskBuffer - the disk buffer

Returns:

-

Throws:

java.io.IOException

writeData

public void writeData(byte[] diskBuffer,
                      int offset,
                      int totalBytes)
               throws java.io.IOException

Writes data to the disk image.

Parameters:

offset - the offset

totalBytes - the total number of bytes

diskBuffer - the disk buffer

Throws:

java.io.IOException

loadImage

public void loadImage(java.io.File imageFile)
               throws StorageDeviceException

Load disk image.

Parameters:

imageFile - The disk image file

Throws:

StorageDeviceException

toString

public java.lang.String toString()

Provides the string representation of the class.

Overrides:

toString in class java.lang.Object

Returns:

the string representation of the class

isMaster

public boolean isMaster()

Returns:

-

setMaster

public void setMaster(boolean isMaster)

Parameters:

isMaster -

getCurrentHead

public int getCurrentHead()

Returns:

-

setCurrentHead

public void setCurrentHead(int currentHead)

Parameters:

currentHead -

getCurrentCylinder

public int getCurrentCylinder()

Returns:

-

setCurrentCylinder

public void setCurrentCylinder(int currentCylinder)

Parameters:

currentCylinder -

getCurrentSector

public int getCurrentSector()

Returns:

-

setCurrentSector

public void setCurrentSector(int currentSector)

Parameters:

currentSector -

getTotalNumSectors

public int getTotalNumSectors()

Returns:

-

getAtpi

public Atpi getAtpi()

Returns:

-

setAtpi

public void setAtpi(Atpi atpi)

Parameters:

atpi -

getIoLightCounter

public int getIoLightCounter()

Returns:

-

setIoLightCounter

public void setIoLightCounter(int ioLightCounter)

Parameters:

ioLightCounter -

getTotalNumHeads

public int getTotalNumHeads()

Returns:

-

setTotalNumHeads

public void setTotalNumHeads(int totalNumHeads)

Parameters:

totalNumHeads -

getTotalNumCylinders

public int getTotalNumCylinders()

Returns:

-

setTotalNumCylinders

public void setTotalNumCylinders(int totalNumCylinders)

Parameters:

totalNumCylinders -

incrementSectorCount

public void incrementSectorCount()

decrementSectorCount

public void decrementSectorCount()

getSectorCount

public int getSectorCount()

Returns:

-

setSectorCount

public void setSectorCount(int sectorCount)

Parameters:

sectorCount -

getFeatures

public int getFeatures()

Returns:

-

setFeatures

public void setFeatures(int features)

Parameters:

features -

getIdDrive

public int[] getIdDrive()

Returns:

-

setIdDrive

public void setIdDrive(int index,
                       int idDrive)

Parameters:

index -

idDrive -

getModelNo

public char[] getModelNo()

Returns:

-

getCdRom

public CDROM getCdRom()

Returns:

-

setCdRom

public void setCdRom(CDROM cdRom)

Parameters:

cdRom -

getTranslationType

public ATATranslationType getTranslationType()

Returns:

-

setTranslationType

public void setTranslationType(ATATranslationType translationType)

Parameters:

translationType -