IBM XT 5160

; ----------------------------------------
· ----------------------------------------
; ADD I TI ONAL MED I A DATA
5-21
OFFSET ADDRESS OF USERS WA I T FLAG
SEGMENT ADDRESS OF USER WA I T FLAG
LOW WORD OF USER WA I T FLAG
HIGH WORD OF USER WA I T FLAG
WA I T ACT I VE FLAG (0 I =BUSY. 80=POSTED)
(OO=POST ACKNOWLEDGED)
LAST 0 I SKETTE DATA RATE SELECTED
STATUS REG I STER
ERROR REG I STER
F I XED 0 I SK I
NTERRUPT FLAG
BIT 0-> PC-I IDUAL FDC ADAPTER CARD
DR I VE 0 MED I A S TATE
DRIVE I MEDIA STATE
DR I VE 0 OPERATI ON START STATE
DR I VE I OPERATI ON START STATE
DR I VE 0 PRESENT CYL I NDER
DR I VE I PRESENT CYL I NDER
T I
ME OUT COUNTERS FOR PR I NTER RESPONSE
SECOND LOG I
CAL PR I NTER ADAPTER
TH I RD LOG I
CAL PR I NTER ADAPTER
RESERVED
T I
ME OUT COUNTERS FOR RS232 RESPONSE
SECOND LOG I
CAL RS232 ADAPTER
RESERVED
RESERVED
ADDRESS=
004010100 (REF 005010000)
PR I NT SCREEN STATUS BYTE
OO=READY 10K. 0 I =BUSY. FF=ERROR
; END OF B I
OS OATA SEGMENT
I RESERVED FOR NETWORK ADAPTERS
I COUNT OF DAYS
FROM 1-1-80
I RESERVED
I PO I NTER TO EGA PARAMETER CONTROL BLOCK
I KEYBOARD
MODE STATE AND TYPE FLAGS
I KEYBOARD LED FLAGS
; ROWS ON THE ACT I VE SCREEN (LESS I)
; BYTES PER CHARACTER
;
MODE OPT IONS
; FEATURE BIT SWITCHES
; RESERVED FOR 0 I SPLA Y ADAPTERS
; RESERVED FOR 0 I SPLA Y ADAPTERS
;
BUFFER LOCAT I ON WITH I N SEGMENT 40H
; OFFSET OF KEYBOARD BUFFER START
; OFFSET OF END OF BUFFER
1-8
01-10-86
HEADER (01/10/86)
100H
7 DUP(?)
OCEH
?
ENDS
ORG
OW
ORG
DB
DB
DO
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
OW
DB
DB
DB
DB
OATA AREA - PR I
NT SCREEN
TIMER DATA
EGAIPGA PALETTE POINTER
EGA I PGA 0 I SPLA Y WORK AREA
DATA
.LlST
ODAY_COUNT
; -- --------------------------------------
; ADD I T IONAL KEYBOARD FLAGS
; ----- ------------------------------- ----
ONET
; ----------------------------------------
AREA FOR NETWORK ADAPTER
;
·----------------------------------------
REAL T I ME CLOCK OATA AREA
OUSER FLAG OW
OUSER-FLAG SEG OW
ORTC [OW - OW
ORTC-H I GH OW
ORTC-WA I T FLAG DB
ENDIF -
OKB FLAG 3
OKB::::FLAG::::2
IFE SYSTEM
OLASTRATE
OHF STATUS
OHF-ERROR
OHF-I NT FLAG
OHF-CNTRL
ODSK_STATE
OROWS
OPOINTS
OINFO
OINFO_3
·------- --- ------------------------------
; ADD I T IONAL KEYBOARD OATA AREA
OBUFFER START OW
OBUFFER::::END OW
OPR I NT _ TIM_OUT DB
DB
DB
DB
ORS232_ TIM_OUT DB
DB
DB
DB
· ----------------------------------------
; TIME-OUT VARIABLES
443
C
444
C
445
C
446
C
447
C
448
0078
11
C
449
0079
11
C
450
007A
11
C
451 007B
77
C
452
007C
77
C
453 0070
11
C
454
007E
11
C
455 007F
11
C
456
C
457
C
458
C
459
C
460
C
461
C
462 0080
1111
C
463
0082
1111
C
464
C
465
C
466
C
467
C
468
C
469 0084
11
C
470
0085
7711
C
471 0087
77· .
C
472
0088
77
C
473 0089
11
C
474
008A
11
C
475
C
476
C
477
C
478
C
479
C
480 008B
11
C
481 008C
77
C
482 0080
77
C
483 008E
77
C
484 008F
77
C
485 0090
77
C
486
0091
77
C
487 0092
77
C
488
0093
77
C
489 0094
77
C
490 0095
11
C
491
C
492
C
493
C
494
C
495
C
496 0096
11
C
497 0097
11
C
498
C
499
C
500 C
501
C
502 C
503
C
504
0098
11
C
505
009A
77
C
506
009C
11
C
507
009E
11
C
508
OOAO
11
C
509 C
510 C
511 C
512 C
513 C
514 C
515 OOAI
07
[ C
516
11
C
517 C
518 C
519 C
520 C
521
C
522
C
523
00A8
????????
C
524 C
525 C
526 C
527 C
528 C
529 OOCE
C
530
OOCE
????
C
531
C
532 C
533
C
534
C
535 C
536 C
537
0100
C
538
C
539 0100
??
C
540
C
541 C
542
0101
C
543
544
IBM Personal Computer MACRO Assembler Version 2.00
HEADER --- 01/08/86 POWER ON SELF TEST (POST)
DSEG. INC - DATA SEGMENTS
PAGE