`define	DMA_UNMASKED		1'b0
`define	DMA_MASKED		1'b1

`define	DMA_NOSUBBLOCK		1'b0
`define	DMA_SUBBLOCK		1'b1

`define	DMA_DOWN		1'b1
`define	DMA_UP			1'b0

`define	MAX_TRANSFER		'h10
`define	MAX_MASKEDTRANSFER	'h8

`define	NUM_RAMS	4
`define	NUM_BANKS	2
`define	NUM_PAGES	2
`define	PAGE_SIZE	'h800
`define	BANK_SIZE	'h100000
`define	RAM_SIZE	(`BANK_SIZE * `NUM_BANKS)