;Index generators parameters, passed in stack
;	push	bp
;	mov	bp,sp
;ss:[bp]->iotaprm
iotaprm struc
bump	dw	?	;increment, used by generators
	dw	?	;stack frame for index generation
	dd	?	;return address
row	dw	?	;row coordinate
col	dw	?	;column coordinate
dir	dw	?	;0=forward direction, 1=reverse direction
ndxp	dd	?	;->pointer to index area, indexes returned to caller
cvtp	dw	?	;bp->global area if ever needed
iotaprm ends