Memory decode logic for vme io-board.


#	date		description 					by
--	--------	------------------------------------------      ----
01	30/02/95	initial version					BDJ
02	06/09/95	moved scsi to 0xC00D00				BDJ


The following memory-map is decoded:

io	address
----    --------
rtc	0xC000xx

epci0	0xC00C00
epci1	0xC00C08
epci2	0xC00C10
epci3	0xC00C18

scsi	0xC00Dxx

(c) Bas de Jong

CHIP  decode 20v8

;	1     2     3     4     5     6     7     8     9     10    11    12
	a23   a8    a9    a10   a11   a12   a13   a14   a15   a16   a17   GND

;	13    14    15    16    17    18    19    20    21    22    23    24
	a1    a18   a19   a20   a21   a22   /rtc  scsi  /epci /io   /as   VCC

@ues decode

@define	_io	" a23 *  a22 * /a21 * /a20 *
		 /a19 * /a18 * /a17 * /a16 *
		 /a15 * /a14 * /a13 * /a12 * as"

EQUATIONS

io	=	_io

epci	=	_io  *
		 a11 *  a10 * /a9 * /a8

scsi	=	_io  *
		 a11 *  a10 * /a9 *  a8

rtc	=	_io  *
		/a11 * /a10 * /a9 * /a8