HP Vectra Technical Reference Manual page 417

Equates File (continued)
0000
0001
0002
0003
?? 1?
0005 08
7 ?
0000 71
OOOE
7?? ?
0010 ??? 1
0012 ? 11 1
0014 ??? 1
0016
0000 00 (
? ?
OOOD ??
OOOE ?? ?
0010 11 ?
0012
?? ?
0014 ?? ?
0016 17
0017
0000 OE (
? ?
OOOE ? 7
0010 ??
0012 ? ?
0014 ? ?
0016 ? 1
0018
;******************************************************************************
~ *~~:*~~ii~;i;i*~~~~i~~~i~*:;i*~~i~*~~*:iiiii*:i;~~i*~;i~i;*i~;;:;~*~i~i~i*****
MSD REQ HEADER struc ;00; structure for access to MS driver cmds
~~g=3~~iEN ~g ~ ~g~: ~~~1t~u~~e~m~0~nC~~:~dinclUding
data @ end
MSO-CMO db 1 ;02: command code
MSO=STATUS dw 1 ;03: flller with completion status before return
db 8 dup (1) area reserved for DOS
~
~
~
; removable media command
;device open and clole commandl
;Non-destructive input with no wait
;build Bios Parameter Block
; I/O cant rol input
Pad 50
it is
paragraph aligned.
;first cover header area
full address of buffer for data transfer
could be bytes or block count
address of first block to read or write
poi n t e r t
0
vol ume i d i fer reo de.) 0 F h
13 mOlt emds have this defined in the data area
14
16
18
,20
OB number of units service by this driver
OC offset of end of code
OE segment address of and of code
12
,t:
;:~l~f~~i~e~fl:~~e~i~} ~i~s~nt~~tattached
02H
03H
04H
OSH
06H
07H
08H
09H
OAH
OBH
OCH
OOH
OEH
OFH
14 d up
(?) ;
Me d
i
a by ted a fin adin he a dar
equ
equ
equ
equ
equ
equ
equ
equ
equ
equ
equ
equ
equ
equ
13 dup
(1)
;******************************************************************************
~
Structure Definition
Fo~
segment 40h, STD-BIOS Data Area
;******************************************************************************
SEGMENT40 s true
; EIA communication base I/O port address table
S40 RS232 PORTI AOR dw 1 ; 040:0000 address of serial port
S40-RS232-PORT2-ADR dw 7 . 040:0002 address of serial port
S40-RS232-PORT3-ADR dw? 040:0004 address of serial port
S40=:RS232=:PORT4=:ADR dw 1 040:0006 address of lerial port
; Parallel printer bale I/O port addreSi table
S4 0_ PRIN T_ P0 RT 1_AD R dw? ; 040: 000 8 add r e
IS 0
f par a 11 e 1 po r t
MSD MEDIA
MSD=TRANS
MSO BLO BPB
MSO-IOcTL IN
MSO-INPUT-
MSD-IN NOWAIT
MSD IN STATUS
MSO-IN-FLUSH
MSD-OUTPUT
MSO-OUT VERIFY
MSO-OUT-STATUS
MSO-OUT-F LUSH
MSO-IOCTL OUT
MSO-OEV olSEN
MSO-DEV-CLOSE
MSO=REM=MEOIA
page
;******************************************************************************
• use this macro to setup the MS-DOS driver header required at the top of
~ **:~'*i~~~:ii:~i:*~i~iii*~~i~i~***********************************************
mid header macro ATT,STRATEGY ENTRY,ISR ENTRY,STRING
- d d -1 - ; ma
r
k
as
1
a s t
d
r i v e r
in 11
s t
dw ATT
dw STRA TEGY ENTRY
dw ISR ENTRY
db STRING
db 14 dup (1)
endm
MSD UNIT COUNT db
MSD-END OFFSET dw
MSO-E NO-SEG dw
MSO-BPB-OFFSET dw
MSO-BPB-SEG dw
MSO-IST-UNIT db
MSD=INIT_CMD end.
~
:ii***************************************************************************
; Access to the data area for INPUT or OUTPUT driver commands
;******************************************************************************
MSO 10 CMD st rue
- - db
db
dw
dw
MSD COUNT dw
MSD-START dw
MSD-REQ HEADER ends
;**i***i***********************************************************************
; Ace e sst
a
the d a t a are
a
0
f the I NIT d r i v ere
a
mm and
;******************************************************************************
MSD INIT CMD
I
true
- - db
MSD XFER OFFSET dw
MSD-XFER-SEG dw
MSO-XFER-COUNT dw
MSO-lST BLK dw
MSD-VERR" SEG dw
MSO=IO_C~
ends
? 7 ?
?
1 1
??
?
?? ?
1? 7 7
0000
0002
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0006
0008
• 0002
• 0003
• 0004
• 0005
• 0006
• 0007
• 0008
• 0009
• OOOA
• OOOB
··OOOC
2
0000
• OOOE
• OOOF
1123
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408 System Equate File