IBM AT 5170 Technical Reference page 292

IBM Personal Computer MACRO Assembler Veraton 2.00
1-5
DISK ----- 06/10/85 FIXED DISK 810S
384
1-----
POD ERROR
385
386 00F9
CTL ERRXs
381 00F9 BE 0000 E - MOV
388 OOFC E8 a I 7C R CALL
389
OOFF E8 0000 E
CALL
390
0102 E8 F4
JMP
391
392
393 0104
HO RESET I
394 010-4 53 - PUSH
395 0105 51
PUSH
396 0106 B4 09
RES_I: MOV
391 0108 CD 13
INT
398 OIOA 72 06
Je
399 OIOC 84 II
MOV
ADO OIOE CD 13 INT
401
0110 73 19
JNe
402
0112 E8 alBA R RES_2: CALL
403 0115 73 EF
JNe
404
0117 BE 0000 E
RES_FL: MOV
405
011A F6 C2 01 TEST
406 01107551
IN'
401
011F BE 0000 E MOV
408
0122 E8 011e R CALL
409 0125 EB 4F
JMP
410 0121 B4 00
RES_RS: MOV
411 0129 CD 13
INT
412
012B B4 08
RES_CK: MOV
413 0120 8A OA
MOV
414
012F CD 13
INT
415 0131 12 36
Je
416 0133 89 OE 0042 R MOV
411
0137 8A 03
MOV
418 0139 B8 0401
RES_3: MOV
419 013C CO 13
INT
420
013E 13 39
JNC
421
0140 80 FC OA
CMP
422 0143 14 34
JE
423 014580 FC 11
CMP
424 0148 14 2F JE
425 014A 80 FC 10
CMP
426 0140 74 2A
JE
421 014F E8 OISA R CALL
428 0152 12 17
JC
429 0154 8B OE 0042 R
MOV
430 0158 8A CI
MOV
431
o
15A 24 3F ANa
432 015C FE C8
OEC
433 015E 14 C1
JZ
434 0160 80 EI CO
AND
435
0163 OA CIS OR
436 0165 89 OE 0042 R
NOV
431 0169 EB CE JNP
438
016B 8E 0000 E RES_ER: MOV
439
016E F6 C2 01 TEST
440 0171 15 03
IN'
441
0173 8E 0000 E MOV
442
0116 RES_EI:
443 0116 E8 0000 E
CALL
444 0179
RES_OK:
445 0179 59
POP
446 011A 58 POP
441 011B C3
RET
448 011C
HO_RESET_l
449
450 011C SET FAIL
451
o
I1C B8 8ESE
- MOV
452 017F E8 0000 E
CALL
453 0182 OC 08
OR
454 0184 86 EO
XCHG
455
0186 E8 0000 E
CALL
456
0189 C3 RET
451
o
18A
SET_FAIL
45B
459
o
18A
POD TCHK
460 01 BA 58 - POP
461 0188 59
POP
462
o
18C 58
POP
463 0180 53
PUSH
464
o
18E 51
PUSH
465 018F 50 PUSH
466 0190 A I 006C R
MOV
401
468
469 0193 38 09
CNP
410 0195 12 06
Je
411 0191 38 08
CMP
412
0199 72 OC
Je
413 0198 EB 04
JMP
414 0190 38 C3 TCHK I: CMP
415 019F 72 04
JB
A16
OIAI 38 Ct TCHK2: CMP
411 0lA3 72 02
Je
41B
419
o
lAS F9 TCHKNG: STC
4BO
o
IA6 C3 RET
4BI
o
tA1 FB
TCHKG: CLC
482 01 A8 C3 RET
4B3 0lA9
POO_ TCHK
4BA
4B5 0lA9
a I SK_SETUP
06-10-85
St ,OFFSET F171S2
CONTROLLER ERROR
SET FAIL DO NOT IPL FROM DISK
E MSG DISPLAY ERROR AND SET [8P) ERROR FLAG
Poa_DONE
PROC NEAR
ex
SAVE TIMER LIMITS
CX
AH,09H SET OR! VE PARAMETERS
I3H
RES 2
AH,IIH RECALIBRATE DRIVE
I3H
RES CK DRIVE OK
POD-TCHK
CHECK T I ME OUT
RES-t
SI,OFFSET FI781 INDICATE DISK
1
FAILURE
DL,I
RES EI
51 ,OFFSET FI780 INDICATE DISK
0
FAILURE
SET FAIL DO NOT TRY TO J PL DISK
a
SHORT RES EI
AH,OOH - RESET THE DR! VE
I3H
AH,08H GET MAX CYL1NDER.HEAD,SECTOR
8L,oL SAVE DR I VE CODE
I3H
RES ER
WORD PTR tlNEC STATUS,CX
SAVE MAX CYLINDER, SECTOR
DL,BL RESTORE OR I VE CODE
AX,0401H VER I FY THE LAST SECTOR
I3H
RES OK
VERIFY OK
AH, BAD SECTOR OK ALSO IF ,JUST 10 READ
RES OK­
AH, OAT A CORRECTED
RES OK ­
AH ,BAD ECC
RES OK­
POo-TCHK
CHECK FOR T I ME OUT
RES-ER
FAILED
CX,WoRO PTR tlNEC STATUS GET SECTOR ADDRESS. AND CYLI NDER
AL,CL
SEPARATE OUT SECTOR NUMBER
AL,3FH
AL TRY PREY IOUS ONE
RES RS
WE"VE TRIED ALL SECTORS ON TRACK
CL,aCOH KEEP CYLINDER BITS
CL,AL MERGE SECTOR WITH CYL INDER BITS
WORD PTR tlNEC STATUS,CX SAVE CYLINDER, NEW SECTOR NUMBER
RES
3 -
TRY AGAIN
51 ,OFFSET FI791 INDICATE DISK I ERROR
DL, I
RES EI
51 ,OFFSET F1190 INDICATE DISK 0 ERROR
E_MSG
D [ SPlA Y ERROR AND SET I BP ) ERROR FLAG
cx
RESTORE TIMER LIMITS
ex
ENDP
PROC NEAR
AX,X·(CMOS DIAG+NMI) GET CMOS ERROR BYTE
CMOS READ ­
AL,HF FAIL
SET DO NOT I PL FROM 0 I SK FLAG
AH,AL -
SAVE IT
CMOS_WRITE PUT IT OUT
ENDP
PROC NEAR CHECK FOR
30
SECOND T I ME OUT
AX SAVE RETURN
CX
GET TIME OUT LIMITS
BX
ex
I AND SAVE THEM AGA I N
ex
AX RESTORE RETURN
AX ,<PT I MER_LOW AX CURRENT TI ME
8X
=
START TIME
CX ENO TIME
BX,CX
TCHK I
START
<
END
BX ,AX
TCHKG END
<
START
<
CURRENT
SHORT TCHK2 END, CURRENT
<:
START
AX,BX
TCHKNG CURRENT
<:
START < END
AX,ex
TCHKG START < CURRENT < END
OR CURRENT < END START
CARRY SET INDICATES TIME OUT
INDICATE STILL TIME
ENOP
ENDP
5-120 DISK