Motorola MVME187 manual Slave address decoders setup

Setting Environment to Bug/Operating System

Table A-1. ENV Command Parameters (Continued)

ENV Parameter and Options	Default	Meaning of Default
Base Address of Local Memory	00000000	Beginning address of Local Memory. It
		must be a multiple of the Local
		Memory board size, starting with 0.
		The Bug will set up hardware address
		decoders so that Local Memory
		resides as one contiguous block at this
		address. Default is $0.
Size of Local Memory Board #0	02000000	You are prompted twice, once for each
Size of Local Memory Board #1	00000000	possible MVME187 memory
		mezzanine board. Default is the
		calculated size of the memory board.

Slave address decoders setup.

The slave address decoders are used to allow another VMEbus master to access a local resource of the MVME187. There are two slave address decoders. They are set up as follows.

Slave Enable #1 [Y/N]	Y	Yes, Setup and enable the Slave
		Address Decoder #1.
Slave Starting Address #1	00000000	Base address of the local resource that
		is accessible by the VMEbus, as
		viewed by the VMEbus. Default is the
		base of local memory, $0.
Slave Ending Address #1	01FFFFFF	Ending address of the local resource
		that is accessible by the VMEbus, as
		viewed by the VMEbus. Default is the
		end of calculated memory.
Slave Address Translation	00000000	This register will allow the VMEbus
Address #1		address and the local address to be
		different. The value in this register is
		the base address of the local resource
		that is associated with the starting and
		ending address selection from the
		previous questions. Default is $0.

A-9

A