dscp	struc
	D_lim1	dw	0
	D_base1	dw	0
	D_base2	db	0
	D_type	db	0
	D_lim2	db	0
	D_base3	db	0
dscp	ends

page_tbl	struc
	pg_stat		db	?
	pg_avail	db	?
	pg_limit	db	?
page_tbl	ends

stkdef	struc
	oldeip	dw	0
		dw	0
	oldcs	dw	0
		dw	0
	oldflg	dw	0
		dw	0
	oldsp	dw	0
		dw	0
	oldss	dw	0
		dw	0
	oldes	dw	0
		dw	0
	oldds	dw	0
		dw	0
	oldfs	dw	0
		dw	0
	oldgs	dw	0
		dw	0
stkdef	ends
