com.xilinx.rapidwright.bitstream

Class CRC

Object

com.xilinx.rapidwright.bitstream.CRC

public class CRC
extends Object

Xilinx devices use a 32-bit CRC (CRC-32C) to validate bitstream integrity. This class calculates the CRC used in bitstream packet data. (See https://en.wikipedia.org/wiki/Cyclic_redundancy_check#CRC-32_algorithm)

Constructor Summary

Constructors

Constructor and Description
CRC()

Method Summary

Modifier and Type	Method and Description
int	getCRCValue()
void	reset() Resets or clears the current CRC state.
Packet	updateCRC(Packet packet) Updates the current CRC value to emulate behavior induced by the provided packet being applied to the configuration array.

Methods inherited from class Object

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

Constructor Detail

CRC

public CRC()

Method Detail

reset

public void reset()

Resets or clears the current CRC state.

getCRCValue

public int getCRCValue()

updateCRC

public Packet updateCRC(Packet packet)

Updates the current CRC value to emulate behavior induced by the provided packet being applied to the configuration array.

Parameters:

packet - The current packet to update

Returns:

The packet provided (if CRC packet, payload has been updated with CRC)