? map	    `unix'
b1 = 0		     e1	= 037000	  f1 = 040
	{ bo = 040000	       eo = 0		    fo = 0		 }
b2 = 060000	     e2	= 072206	  f2 = 0207240
/ map	    `-'
b1 = 0		     e1	= 0100000000	  f1 = 0
b2 = 0		     e2	= 0		  f2 = 0
				Default	Vect	Contents	Bdev/Cdev
		rlio		0160		01202		8/18
		hkio		0210		01142		4/19
		rkio		0220		01172		0/9
		tmio		0224		01222		3/12
		htio		0224		01152		7/15
		tsio		0224		01232		9/20
		xpio		0254		01242		6/14
		rpio		0260		01212		1/11
		dzin		 X		01132		-/21
		dzdma		X+4		02202		-/21
		dhin		 Y		01112		-/4
		dhou		Y+4		01122		-/4
		lpio		 -		01162		-/2
		Virtual/physical addresses of CSR pointers in drivers
		Address	of xp_addr = 061464
061464:		Value of xp_addr = 0176700
		Address	of xp_type[0] =	061472
		Address	of xp_type[1] =	061506
		Address	of xp_type[2] =	061522
		Address	of xp_type[3] =	061536
		Address	of HKADDR = 061006
061006:		Value of HKADDR	= 0177440
		Address	of RKADDR = 061152
061152:		Value of RKADDR	= 0177400
		Address	of RLADDR = 061154
061154:		Value of RLADDR	= 0174400
		Address	of RPADDR = 061236
061236:		Value of RPADDR	= 0176710
		Address	of TMADDR = 0113320
		Address	of HTADDR = 0114226
		Address	of TSADDR = 0113612
		Address	of dz_addr = 0113314
		Address	of dh_addr = 0114136
		Address	of lp_addr = 0113452
		Address	of rootdev = 060772
		Address	of pipedev = 060776
		Address	of swapdev = 060774
		Address	of swplo = 061000   (swplo is a	long)
		Address	of nswap = 061004   (nswap is a	short)