!
!	DBBx CONVERSATIONAL/DEBUG BOOT COMMAND FILE - DBBXDT
!	BOOT FROM DBBx AND STOP IN SYSBOOT TO ALTER PARAMETERS
!	THEN BREAKPOINT DURING VMS INITIALIZATION.
!
!	THE UNIT NUMBER IS SPECIFIED BY DEPOSITING THE DESIRED VALUE
!	IN R3 BEFOREINVOKING THIS COMMAND FILE.
!
D/G 0 0			! DISK PACK DEVICE TYPE
D/G 1 F2A000		! BASE OF MBA1 ADDRESS SPACE
D/G 2 1			! ADAPTER UNIT = 1
D/G 4 0			! BOOT BLOCK LBN	(UNUSED)
D/G 5 7			! SOFTWARE BOOT FLAGS	(CONVERSATIONAL/DEBUG BOOT)
D/G E 200		! ADDRESS OF WORKING MEMORY + ^X200
LOAD VMB.EXE/START:200	! LOAD PRIMARY BOOTSTRAP
START 200		! START PRIMARY BOOTSTRAP
