uk.ac.manchester.spinnaker.machine.MachineDefaults

public final class MachineDefaults
extends Object

Default values for a SpiNNaker machine comprised of SpiNNaker-1 chips running on boards of version 2 through 5.

Author:: Christian-B

Field Summary

Fields
Modifier and Type	Field	Description
`static int`	`COORD_SHIFT`	Width of field of hash code for holding (one dimension of the) chip coordinate.
`static int`	`CORE_SHIFT`	Width of field of hash code for holding processor ID.
`static int`	`DTCM_AVAILABLE`	DTCM available on each standard Processor.
`static Map<ChipLocation,EnumSet<Direction>>`	`FOUR_CHIP_DOWN_LINKS`	Ignore Links info for a four chip board.
`static int`	`HALF_SIZE`	The offset from zero in chips to get half size root values.
`static int`	`MAX_LINKS_PER_ROUTER`	Maximum links available on a standard Router.
`static int`	`MAX_NUM_CORES`	The maximum number of cores present on a chip.
`static int`	`MAX_X`	Maximum X coordinate for a chip regardless of the type of machine.
`static int`	`MAX_Y`	Maximum Y coordinate for a chip regardless of the type of machine.
`static int`	`NUM_ROUTER_DIAGNOSTIC_COUNTERS`	The number of router diagnostic counters.
`static int`	`PROCESSOR_CLOCK_SPEED`	Clock speed in MHz of a standard Processor.
`static int`	`PROCESSORS_PER_CHIP`	Standard number of Processors on each Chip.
`static int`	`REGION_SHIFT`	Width of field of hash code for holding region ID.
`static int`	`ROUTER_AVAILABLE_ENTRIES`	Entries available on a standard Router.
`static int`	`SDRAM_PER_CHIP`	Default SDRAM per chip after SCAMP has reserved space for itself.
`static int`	`SIZE_X_OF_ONE_BOARD`	The number of rows of chips on each 48 Chip board.
`static int`	`SIZE_Y_OF_ONE_BOARD`	The number of columns of chips on each 48 Chip board.
`static int`	`TRIAD_HEIGHT`	The height of only known triad in chips.
`static int`	`TRIAD_WIDTH`	The width of the triad in chips.

Method Summary

Modifier and Type	Method	Description
`static void`	`validateChipLocation(int x, int y)`	Checks the X and Y coordinate parameters are legal ones regardless of the type of machine.
`static void`	`validateCoreLocation(int x, int y, int p)`	Checks the X, Y, and P coordinate parameters are legal ones regardless of the type of machine.

Methods inherited from class java.lang.Object

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

Field Details
- SDRAM_PER_CHIP
  
  public static final int SDRAM_PER_CHIP
  
  Default SDRAM per chip after SCAMP has reserved space for itself.
  
  See Also:
  
  Constant Field Values
- PROCESSOR_CLOCK_SPEED
  
  public static final int PROCESSOR_CLOCK_SPEED
  
  Clock speed in MHz of a standard Processor.
  
  See Also:
  
  Constant Field Values
- DTCM_AVAILABLE
  
  public static final int DTCM_AVAILABLE
  
  DTCM available on each standard Processor.
  
  See Also:
  
  Constant Field Values
- PROCESSORS_PER_CHIP
  
  public static final int PROCESSORS_PER_CHIP
  
  Standard number of Processors on each Chip.
  
  See Also:
  
  Constant Field Values
- ROUTER_AVAILABLE_ENTRIES
  
  public static final int ROUTER_AVAILABLE_ENTRIES
  
  Entries available on a standard Router.
  
  See Also:
  
  Constant Field Values
- MAX_LINKS_PER_ROUTER
  
  public static final int MAX_LINKS_PER_ROUTER
  
  Maximum links available on a standard Router.
  
  See Also:
  
  Constant Field Values
- MAX_X
  
  public static final int MAX_X
  
  Maximum X coordinate for a chip regardless of the type of machine.
  
  See Also:
  
  Constant Field Values
- MAX_Y
  
  public static final int MAX_Y
  
  Maximum Y coordinate for a chip regardless of the type of machine.
  
  See Also:
  
  Constant Field Values
- SIZE_X_OF_ONE_BOARD
  
  public static final int SIZE_X_OF_ONE_BOARD
  
  The number of rows of chips on each 48 Chip board.
  
  See Also:
  
  Constant Field Values
- SIZE_Y_OF_ONE_BOARD
  
  public static final int SIZE_Y_OF_ONE_BOARD
  
  The number of columns of chips on each 48 Chip board.
  
  See Also:
  
  Constant Field Values
- TRIAD_HEIGHT
  
  public static final int TRIAD_HEIGHT
  
  The height of only known triad in chips. Spalloc arranges boards in groups of three — triads — that tile out to form a large machine.
  
  See Also:
  
  Constant Field Values
- TRIAD_WIDTH
  
  public static final int TRIAD_WIDTH
  
  The width of the triad in chips. Spalloc arranges boards in groups of three — triads — that tile out to form a large machine.
  
  See Also:
  
  Constant Field Values
- HALF_SIZE
  
  public static final int HALF_SIZE
  
  The offset from zero in chips to get half size root values.
  
  See Also:
  
  Constant Field Values
- NUM_ROUTER_DIAGNOSTIC_COUNTERS
  
  public static final int NUM_ROUTER_DIAGNOSTIC_COUNTERS
  
  The number of router diagnostic counters.
  
  See Also:
  
  Constant Field Values
- COORD_SHIFT
  
  public static final int COORD_SHIFT
  
  Width of field of hash code for holding (one dimension of the) chip coordinate.
  
  See Also:
  
  Constant Field Values
- MAX_NUM_CORES
  
  public static final int MAX_NUM_CORES
  
  The maximum number of cores present on a chip.
  
  See Also:
  
  Constant Field Values
- CORE_SHIFT
  
  public static final int CORE_SHIFT
  
  Width of field of hash code for holding processor ID.
  
  See Also:
  
  Constant Field Values
- REGION_SHIFT
  
  public static final int REGION_SHIFT
  
  Width of field of hash code for holding region ID.
  
  See Also:
  
  Constant Field Values
- FOUR_CHIP_DOWN_LINKS
  
  public static final Map<ChipLocation,EnumSet<Direction>> FOUR_CHIP_DOWN_LINKS
  
  Ignore Links info for a four chip board.
Method Details
- validateChipLocation
  
  public static void validateChipLocation(int x, int y) throws IllegalArgumentException
  
  Checks the X and Y coordinate parameters are legal ones regardless of the type of machine.
  
  Parameters:
  
  x - X coordinate of the chips location
  
  y - Y coordinate of the chips location
  
  Throws:
  
  IllegalArgumentException - Thrown if either x or y is negative or too big.
- validateCoreLocation
  
  public static void validateCoreLocation(int x, int y, int p) throws IllegalArgumentException
  
  Checks the X, Y, and P coordinate parameters are legal ones regardless of the type of machine.
  
  Parameters:
  
  x - X coordinate of the core/chip's location
  
  y - Y coordinate of the core/chip's location
  
  p - P coordinate of the core's location
  
  Throws:
  
  IllegalArgumentException - Thrown if x, y, or p are negative or too big.

Class MachineDefaults

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Details

Method Details