;**	SOFTWARE BOOT CODE DEFINITIONS
;

SBCSBC	EQU	0		;LOGICAL SECTOR # OF SBC

	ORG	0
SBCJMP	RB	3		;JUMP TO SOFTWARE BOOT CODE
SBCVER	RB	1		;SOFTWARE BOOT CODE VERSION NUMBER
SBCREV	RB	1		;SOFTWARE BOOT CODE REVISION NUMBER
SBCDBS	RB	27		;DEFAULT BOOT STRING
SBCBSA	RB	3		;SECTOR ADDR OF BAD SECTOR TABLE A
SBCBSB	RB	3		;SECTOR ADDR OF BAD SECTOR TABLE B
SBCSBA	RB	3		;SECTOR ADDR OF SUPER BLOCK A
SBCSBB	RB	3		;SECTOR ADDR OF SUPER BLOCK B
SBCSSZ	RW	1		;SECTOR SIZE
SBCSPT	RW	1		;SECTORS PER TRACK
SBCTPC	RW	1		;TRACKS PER CYLINDER
SBCCPV	RW	1		;CYLINDERS PER VOLUME
SBCSPS	RW	1		;SECTORS PER REGION
SBCVSZ	RB	3		;VOLUME SIZE (SECTORS PER VOLUME)
SBCNSL	RB	1		;NUMBER OF REGIONS - 1
SBCCSA	RW	1		;CHECKSUM: SUPER BLOCK A
SBCCSB	RW	1		;CHECKSUM: SUPER BLOCK B
SBCCBA	RW	1		;CHECKSUM: BAD SECTOR TABLE A
SBCCBB	RW	1		;CHECKSUM: BAD SECTOR TABLE B
SBCSDP	RB	12		;SET DRIVE PARAMETERS
SBCFUS	RB	3		;FIRST USER SECTOR NUMBER
SBCDATE	RB	6		;DATE PARTITIONED
SBCCRC	RW	1		;CRC OF SBC (ASSUMIN SBCCRC=0)
	RB	39		;RESERVED

SBCLEN	EQU	0080H		;SBC LENGTH

;  SUPER BLOCK DEFINITIONS

SPBNE	EQU	16		;NUMBER OF ENTRIES

	ORG	0
SPBPNL	EQU	16		;MAXIMUM LENGTH OF PARTITION NAME
SPBPN	RB	SPBPNL		;PARTITION NAME
SPBOSL	EQU	10		;MAXIMUM LENGTH OF OS NAME
SPBOS	RB	SPBOSL		;OS NAME
SPBFLG	RB	1		;FLAG BYTE
SPBFSN	RB	3		;FIRST SECTOR # OF PARTITION
				;  (LOW,MID,HIGH)
SPBPEL	EQU	30		;LENGTH OF ENTRY

;  SUPER BLOCK FLAG BYTE

SPBFPNF	EQU	10000000B	;PARTITION NOT FORMATTED

;  BAD SECTOR TABLE

SBCBEL	EQU	3		;LENGTH OF ENTRY