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Class com.arcsinc.hardwarehost.HdwCommImpl

java.lang.Object
   |
   +----com.arcsinc.hardwarehost.HdwCommImpl

public class HdwCommImpl
extends Object
implements HdwComm

The HdwCommImpl class implements communications with the hardware at the native layer.

See Also:: HdwComm, HdwHostImpl, PhysHdwCommImpl

DN_LD_COMPLETE: DN_LD_COMPLETE is "down load application is complete" indicator
DN_LD_PRG: DN_LD_PRG is download an application program.
GET_FLOAT: GET_FLOAT is get a float
GET_FLOAT_BLK: GET_FLOAT_BLK is get a contiguous block of floats
GET_FLOAT_BLK_PTR: GET_FLOAT_BLK_PT is get a contiguous block of floats pointed to
GET_FLOAT_PTR: GET_INT_PTR is get a float pointed to
GET_INT: GET_INT is get an integer
GET_INT_BLK: GET_INT_BLK is get a contiguous block of integers
GET_INT_BLK_PTR: GET_INT_BLK_PT is get a contiguous block of integers pointed to
GET_INT_PTR: GET_INT_PTR is get an integer pointed to
IS_CMD_VALID: IS_CMD_VALID queries if the previous command was valid
maxBlkLength: maxBlkLength is the maximum data length that can be transferred by a single command.
NO_OP: NO_OP is no operation
SET_FLOAT: SET_FLOAT is set a float
SET_FLOAT_BLK: SET_FLOAT_BLK is set a contiguous block of floats
SET_FLOAT_BLK_PTR: SET_FLOAT_BLK_PT is set a contiguous block of floats pointed to
SET_FLOAT_PTR: SET_INT_PTR is set a float pointed to
SET_INT: SET_INT is set an integer
SET_INT_BLK: SET_INT_BLK is set a contiguous block of integers
SET_INT_BLK_PTR: SET_INT_BLK_PT is set a contiguous block of integers guous block of integers pointed to
SET_INT_PTR: SET_INT_PTR is set an integer pointed to
START_PRG: START_PRG is start the application program
STOP_PRG: STOP_PRG is stop the application program

HdwCommImpl(HdwHostImpl)
A construct which assume that no object will receive communication messages.
HdwCommImpl(HdwHostImpl, CommMessageRcvr)
A construct.

announciateCommFail()
Provides a utility function for announcing a communicat for announcing a communications failure to the rest of the system.
announciateHdwFail()
Provides a utility function for announcing a hardware failure to the rest of the system.
downloadCode(int, int[], int[][])
Download code to the hardware.
finalize()
Standard destructor
getFloat(int)
Get a float at hardware memory location, address
getFloatBlock(int, int)
Get an array of floats starting at hardware memory location, address, with a range, blkLength.
getFloatBlock(int, int, boolean, int)

getFloatPtr(int, int)
Get a float
Get a float pointed to by the value at hardware memory location, address.
getInteger(int)
Get an integer at hardware memory location, address
getIntegerBlock(int, int)
Get an array of integers starting at hardware memory location, address, with a range, blkLength.
getIntegerBlock(int, int, boolean, int)

getIntegerPtr(int, int)
Get an integer pointed to by the value at hardware memory location, address.
getPhysHdw()
Get a reference to the PhysHdwCommImpl for this instance.
getVerifyMessages(int, int)
Provide a corresponding textual message for a call verifyComm
processCmd(HdwCmd)
Send the hdwCmd to the hardware, retrieve any expected return data.
rebootHdw()
Commands a hardware reboot.
setFloat(int, float)
Set a float at hardware memory location, address, with value, value.
setFloatBlock(int, float[])
Set an array of floats starting at hardware memory location, addcode>address, with value, value.
setFloatBlock(int, float[], boolean, int)

setFloatPtr(int, int, float)
Set a float pointed to by the value at hardware memory location, address, with value, value.
setInteger(int, int)
Set an integer at hardware memory location, address, with value, value.
setIntegerBlock(int, int[])
Set an array of integers starting at hardware memory location, address, with value, value.
setIntegerBlock(int, int[], boolean, int)

setIntegerPtr(int, int, int)
Set an integer pointed to by the value at hardware value at hardware memory location, address, with value, value.
verifyComm(int)
Provides a detailed test and verification of the communications with the hardware.

NO_OP
public static final char NO_OP

NO_OP is no op NO_OP is no operation

START_PRG
public static final char START_PRG

START_PRG is start the application program

STOP_PRG
public static final char STOP_PRG

STOP_PRG is stop the application program

DN_LD_COMPLETE
public static final char DN_LD_COMPLETE

DN_LD_COMPLETE is "down load application is complete" indicator

GET_INT
public static final char GET_INT

GET_INT is get an integer

GET_FLOAT
public static final char GET_FLOAT

GET_FLOAT is get a float

SET_INT
public static final char SET_INT

SET_INT is set an integer

SET_FLOAT

 public static fino ">
SET_FLOAT
 public static final char SET_FLOAT


   SET_FLOAT is set a float


GET_INT_PTR
 public static final char GET_INT_PTR


   GET_INT_PTR is get an integer pointed to


GET_FLOAT_PTR
 public static final char GET_FLOAT_PTR


   GET_INT_PTR is get a float pointed to


SET_INT_PTR
 public static final char SET_INT_PTR


   SET_INT_PTR is set an integer pointed to


SET_FLOAT_PTR
 public static final char SET_FLOAT_PTR


   SET_INT_PTR is set a float pointed to


IS_CMD_VALID
 public static final char IS_CMD_VALID


   IS_CMD_VALID queries if the previous command was valid


GET_INT_BLK
 public static final char GET_INT_BLK


   GET_INT_BLK is get a contiguous block of integers


GET_FLOAT_BLK
 public static final char GET_FLOAT_BLK


   GET_FLOAT_BLK is get a contiguous block of floats


SET_INT_BLK
 public static final char SET_INT_BLK


   SET_INT_BLK is set a contiguous block of integers



SET_FLOAT_BLK
 public static final char SET_FLOAT_BLK


   SET_FLOAT_BLK is set a contiguous block of floats


GET_INT_BLK_PTR
 public static final char GET_INT_BLK_PTR


   GET_INT_BLK_PT is get a contiguous block of integers pointed to


GET_FLOAT_BLK_PTR
 public static final char GET_FLOAT_BLK_PTR


   GET_FLOAT_BLK_PT is get a contiguous block of floats pointed to


SET_INT_BLK_PTR
 public static final char SET_INT_BLK_PTR


   SET_INT_BLK_PT is set a contiguous block of integers pointed to


SET_FLOAT_BLK_PTR
 public static final char SET_FLOAT_BLK_PTR


   SET_FLOAT_BLK_PT is set a contiguous block of floats pointed to


DN_LD_PRG
 public static final char DN_LD_PRG


   DN_LD_PRG is download an application program.


maxBlkLength
 protected static int maxBlkLength


   maxBlkLength is the maximum data length that can be transferred
by a single command.



  



HdwCommImpl
 public HdwCommImpl(HdwHostImpl hdwHost)


   A construct which assume that no object will receive
    communication messages.

  

     Parameters:
    
 hdwHost - the hardware host object.
  


HdwCommImpl
 public HdwCommImpl(HdwHostImpl hdwHostl hdwHost,
                    CommMessageRcvr messageRcvr)


   A construct.

  

     Parameters:
    
 hdwHost - the hardware host object.
    
 messageRcvr - an object which will receive communication
    messages.
  



  


finalize
 public void finalize()


   Standard destructor

  

     Overrides:
    
 finalize in class Object
  


getPhysHdw
 public PhysHdwCommImpl getPhysHdw()


   Get a reference to the PhysHdwCommImpl for this
    instance.

  

     Returns:
    
 the PhysHdwCommImpl for this
  


announciateHdwFail
 public void announciateFail
 public void announciateHdwFail()


   Provides a utility function for announcing a hardware failure to
    the rest of the system.



announciateCommFail
 public void announciateCommFail()


   Provides a utility function for announcing a communications
    failure to the rest of the system.



rebebootHdw">rebootHdw
 public synchronized boolean rebootHdw()


   Commands a hardware reboot.

  

     Returns:
    
 true if successfully completed.
  


verifyComm
 public synchronized int verifyComm(int level)


   Provides a detailed test and verification of the communications
 with the hardware.

  

     Parameters:
    
 level - level of the diagnostic
    
 Returns:
    
 the number of attempts for success or a
    failure/diagnostic code.
  


getVerifyMessages
 public String[] getVerifyMessages(int level,
                                   int code)


   Provide a corresponding textual message for a call
    verifyComm

  

     Parameters:
    
 level - passed to verifyComm
    
 code - returned from verifyComm
    
 Returns:
    
 message
  


setInteger
setInteger
 public synchronized void setInteger(int address,
                                     int value)


   Set an integer at hardware memory location,
    address, with value, value.

  

     Parameters:
    
 address - memory location
    
 value - value to be set
  


getInteger
 public synchronized int getInteger(int address)


  


   Get an integer at hardware memory location,
    address

  

     Parameters:
    
 address - memory location
    
 Returns:
    
 its value
  


setIntegerPtr
 public synchronized void setIntegerPtr(int address,
                                        int offset,
                                        int value)


   Set an integer pointed to by the value at hardware memory
    location, address, with value, value.

  

     Parameters:
    
 address - pointer memory location
    
 offset - an additional offset to the pointer value.
    
 value - value to be set
  


getIntegerPtr
 public synchronized int getIntegerPtr(int address,
                                       int offset)


   Get an integer pointed to by the value at hardware memory
    location, address.

  

     Parameters:
    
 address - pointer memory location
    
 offset - an additional offset to the pointer value.
    
 Returns:
    
lue.
    
 Returns:
    
 its value
  


setIntegerBlock
 public synchronized void setIntegerBlock(int address,
                                          int values[])


   Set an array of integers starting at hardware memory location,
    address, with value, value.

  

     Parameters:
    
 address - starting memory location
    
 values - values to be set
   be set
  


setIntegerBlock
 protected void setIntegerBlock(int address,
                                int values[],
                                boolean ptr,
                                int offset)


getIntegerBlock
 public synchronized int[] getIntegerBlock(int address,
                                           int blkLength)


   Get an array of integers starting at hardware memory location,
    address, with a range, blkLength.

  

     Parameters:
    
 address - starting memory location
    
 blkLength - number of locations to be retrieved
    
 Returns:
    
 values
  


getIntegerBlock
 protected int[] getIntegerBlock(int address,
                                 int blkLength,
                                 boolean ptr,
                                 int offset)


setFloat
 public synchronized void setFloat(int address,
                                   float value)


   Set a float at hardware memory location,
    address, with value, value.

  

     Parameters:
    
 address - memory location
    
 value - value to be set
  


getFloat
 public syn public synchronized float getFloat(int address)


   Get a float at hardware memory location, address

  

     Parameters:
    
 address - memory location
    
 Returns:
    
 its value
  


setFloatPtr
 public synchronized void setFloatPtr(int address,
                                      int offset,
                                      float value)


   Set a float pointed to by the value at hardware memory
    location, address, with value, value.

  

     Parameters:
    
 address - pointer memory location
    
 offset - an additional offset to the pointer value.
    
 value - value to be set
  


getFloatPtr
 public synchronized float getFloatPtr(int address,
                                       int offset)


   Get a float pointed to by the value at hardware memory
    location, address.

  

     Parameters:
    
 address - pointer memory location
    
 offset - an additional offset to the pointer value.
  dditional offset to the pointer value.
    
 Returns:
    
 its value
  


setFloatBlock
 public synchronized void setFloatBlock(int address,
                                        float values[])


   Set an array of floats starting at hardware memory location,
    address, with value, value.

  

     Parameters:
    
 address - starting memory location
    
 values - v 
 values - values to be set
  


setFloatBlock
 protected void setFloatBlock(int address,
                              float values[],
                              boolean ptr,
                              int offset)


getFloatBlock
 public synchronized float[] getFloatBlock(int address,
                                           int blkLength)


   Get an array of floats starting at hardware memory location,
    address, with a range, blkLength.

  

     Parameters:
    
 address - starting memory location
    
 range - number of locations to be retrieved
    
 Returns:
    
 values
  


getFloatBlock
 protected float[] getFloatBlock(int address,
                                 int blkLength,
                                 boolean ptr,
                                 int offset)


downloadCode
 public synchronized void downloadCode(int entryPtr,
                                       int sectionAddr[],
                                       int sectionData[][])


   Download code to the hardware.

  

     Parameters:
    
 entryPtr - starting address for code execution
    
 sectionAddr - starting address for each loadable section of
    the application
    
 sectionData - each loadable section
  

dl>


processCmd
 public synchronized void processCmd(HdwCmd hdwCmd)


   Send the hdwCmd to the hardware, retrieve any
    expected return data.

  

     Parameters:
    
 hdwCmd - the command
  


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