IBM AT 5170 Technical Reference page 230

18104 Person. I Computer Io4ACRO Assembler
Ver~ion
2.00
I-I
TEST2 ---- 06/10/85 POST TESTS AND INITIALIZATION ROUTINES 06-10-85
PAGE 116,121
TITLE TEST2 ---- 06/10/65 POST TESTS AND INITIALIZATION ROUTINES
.286e
.261
.LIST
6
0000
CODE SEGIo4ENT 8YTE PUBL! C
7
PU8LIC C21
8
PUBLIC POST2
PUBLIC SHUT2
'0
PUBL I C SHUT3
PUBL! C SHUH­
"
' 2
PUBLIC SHUTE>
13
PUBLIC SHUT1
•
15
EXTRN BLINK INT:NEAR
16
EXTRN C6042:NEAR
17
EXTRN CMOS REAOINEAR
, 8
EXTRN CMOS-WR ITE;NEAR ,
.
EXTRN CONFTG BAO:NEAR
20
EXTRN
01 ,NEAR
2 ,
EXTRN 02: NEAR
22
EXTRN DDS:NEAR
23
EXTRN DISK SETUP:NEAR
2' EXTRN OSKETTE SETUP: NEAR
25
EXTRN ERR BEEP: NEAR
26
EXTRN E MSG:NEAR
27
EXTRN F30: NEAR
28 EXTRN F301 :NEAR
2' EXTRN GATE A20:NEAR
30
EXTRN HD I NT: NEAR
31
EXTRN KBD RESET; NEAR
32
EXTRN NM'-'NT;NEAR
33
EXTRN OBF-42: NEAR
,.
EXTRN POST3: NEAR
35
EXTRN PR I NT SCREEN: NEAR
36
EXTRN PROC SHUTDOWN:NEAR
37
EXTRN PROT-PRT HEXINEAR
38
EXTRN PRT REX:NEAR
3.
EXTRN P MSG:NEAR
'0 EXTRN ROM CHECK :NEAR
.,
EXTRN ROM-CHECK5UM:NEAR
.2
EXTRN SEEK: NEAR
.3
EXTRN SET TOO; NEAR
..
EXTRN SLAVE VECTOR TABLE: NEAR
.5
EXTRN SND DATA:NEAR
'6
EXTRN ST ART I: NEAR
47
EXTRN STGTST CNT: NEAR
48
EXTRN SYSINITI :NEAR
4' EXTRN VECTOR TABLE: NEAR
50
EXTRN WAITF:NEAR
51
EXTRN XPC_BYTE :NEAR
52
53
EXTRN EI01;NEAR
101 ERROR CODE - INTERRUPT FAILURE
5.
EXTRN
EI02:NEAR 102 ERROR CODE - TIMER FAILURE
55
EXTRN
E I031NEAR 103 ERROR CODE - T I MER ] NTERRUPT
56
EXTRN
EI04:NEAR 104 ERROR CODE - PROTECTED MODE ERROR
57
EXTRN EIOS:NEAR
105 ERROR CODE - 8042 COMMAND FAILURE
58
EXTRN E1061NEAR 106 ERROR CODE - CONVERT I NG LOG J C
5.
EXTRN EI071NEAR 101 ERROR CODE - NMI ERROR
60
EXTRN EI08:NEAR
108 ERROR CODE - TIMER BUS ERROR
61
EXTRN EI09:NEAR 109 ERROR CODE - MEMORY SELECT ERROR
62
EXTRN EI61 :NEAR
161 ERROR CODE - BAD BATTERY
"
EXTRN
EI62:NEAR 1&2 ERROR CODE - CMOS CHECKSUM/CONFIG
EXTRN EI63:NEAR '63 ERROR CODE - SAD REAL TI ME CLOCK
65
"
EXTRN EI64:NEAR
1
&4
ERROR CODE - MEMORy SIZE WRONG
66
EXTRN
E201 :NEAR 201 ERROR CODE - MEMORY DATA ERROR
61
EXTRN E202 :NEAR 202 ERROR CODE - MEMORY ADDRESS ERROR
68
EXTRN E203 :NEAR
203 ERROR CODE - SEGMENT ADDRESS ERROR
6.
EXTRN E30 I :NEAR
30' ERROR CODE - KEYBOARD ERROR
10
EXTRN E302 :NEAR 302 ERROR CODE - LOCK'S ON
11
EXTRN E303 :NEAR
303 ERROR CODE - KEYBOARD/PLANAR ERROR
72
EXTRN E304:NEAR 304 ERROR CODE - KEYBOARD/PLANAR ERROR
73
EXTRN E40 I :NEAR 40 I ERROR CODE - MONOCHROME ADAPTER
74
EXTRN E50 I :NEAR 50! ERROR CODE - COLOR ADAPTER
75
EXTRN E601 :NEAR
601 ERROR CODE - DISKETTE ADAPTER
76
77
78
TEST .11
7.
8259 INTERRUPT CONTROLLER TEST
80
DESCR I PT I ON
8' READ/WRITE THE INTERRUPT MASK REGISTER (IMRI
82
WITH ALL ONES AND ZEROES. ENABLE SYSTEM
83
INTERRUPTS. MA SK DEV I CE I NTERRUPTS OFF. CHECK
8.
FOR HOT INTERRUPTS (UNEXPECTED).
85
86
87
ASSUME CS:CODE,DS:DATA
88
8'
0000
POST2 PROC NEAR
'0
.,
0000 80
0'
C21: MOV
AL, 10
; LINE FEED ON DISPLAY
.2 0002 EB 0000 E
CALL PRT HEX
.3
0005 EB 0000 E
CALL
DDS-
; SET DATA SEGMENT
..
'5 CLEAR ERROR FLAG REGISTER (BPI
<=>
0 FLAGS ERROR
..
96
.7
0008 28 ED
SUB BP,BP
; CLEAR IBPI REGISTER AS ERROR FLAG REG
'8
TEST THE INTERRUPT MASK REGISTER REGISTERS
100
10'
OOOA FA C2IA; eLl
TURN OFF INTERRUPTS
102 OOOB 80 00
MOV
AL,O
SET INTERRUPT MASK REGISTER TO ZERO
103 0000 E6 21
OUT INTAOt,AL
10.
OOOF E6 AI
OUT INTBOI,AL SEND TO 2ND INTERRUPT CONTROLLER ALSO
105 00 I I EB 00
JMP
~
'.2
106 0013 E4 21
'N
AL,INTAOI READ INTERRUPT MA SK REG I STER
107 0015 8A EO MOV
AH,AL SAVE RESULTS
, 08
0011 E4 AI
'N
AL.INTBOI
READ 2ND
I NTERRUPT MASK REGISTER
'0'
"0
0019 OA EO
OR AH,AL
BOTH ,MR
:: O?
'" 0018 75 2C
JNZ 06 GO TO ERR ROUT I NE IF NOT 0
"2
0010 BO 25 MOV
AL.25H
<> <> <> <><><> <> <> <> <><> <>
".
'"
OOIF E6 80 OUT
MFG_PORT ,AL <><>
CHECKPOlNT 25
<><>
5-58
TEST2