Macros for XSPRESS3

Modules
	Address offsets of per channel registers
	Neighbour event mode (Currently I20 64 el specific)
	Setting for calibration event generator.
	Address offsets of global registers
	Global reset Generator Register layout
	[XSP3_GLOBAL_TIME_STATUS_A]
	Flags to disable Thread per card options
	[XSP3_RUN_FLAGS]
	Macros to describe features enabled in current firmware build
	Internal Time Frame Generator Register arrangement
	Macros to control the DMA engined in the FPGA.