.TITLE	LDVDRV
;
; COPYRIGHT (C) 1977
; DIGITAL EQUIPMENT CORPORATION, MAYNARD, MASS.
;
 
;
; MODIFICATIONS:
;
;	01A -- CORRECT TESTS FOR BUSY SUBPARTITIONS.
;
	.IDENT	/01A/
 
M$$MGE=0			;DEFINE SYMBOL FOR MAPPED SYSTEMS
 
	.MCALL	PCBDF$
	PCBDF$			;DEFINE PARTITION CONTROL BLOCK SYMBOLS
 
 
	.PSECT
.BLK.=.				;DEFINE PSECT ORIGIN SYMBOL
 
.=.BLK.+476			;POSITION TO ERRONEOUS CODE
 
	NOP			;
	TSTB	P.BUSY+1(R5)	;IS PARTITION (OR ITS SUBPARTITIONS) BUSY?
 
 
	.END