IBM 5170 Technical Reference page 171

0008
08H
DMA OVERRUN ON OPERAT I ON
0006
g
=~gT~~~HANGE ~g~
06H MEDIA REMOVED ON DUAL ATTACH CARD
0004
C
RECORD NOT FND Eau aUH
REQUESTED SECTOR NOT FOUND
0003
C WR I TE_PROTECT EaU 03H WRITE ATTEMPTED ON WRITE PROT DISK
0002 C BAD ADDR MARK Eau
02H ADDRESS MARK NOT FOUND
0001 C BAD::::CMD - Eau OIH
BAD COMMAND PASSED TO 0 I SKETTE I/O
c
"" 0002
C
XRATE
EaU
02H
250KBS DATA TRANSFER RATE
'" 0001
c
DUAL
Eau
alH DUAL ATTACH CARD PRESENT FLAG
c
"" 0080
c
DSK_CHG [aU 080H
DISKETTE CHANGE FLAG MASK BIT
"" 0007
c
STATE MSK EQU 007H
USED TO STRIP OFF STATE OF MEDIA
:: 00F8
c
REV_STATE EQu OF8H USED AS MASK FOR STATE BITS
'" 0010
c
DETERMI NED EQu 010H
SET STATE DETERMINED IN STATE BITS
"" 0003
c
TRAN MSK EQU 03H
ISOLATE SHlf'TED TRANSFER RATE BITS
'" 0020
c OOU~CE STEP
EQU 020H MASK TO TURN ON DOUBLE STEPPING
"" OOFO
c
MOTOR MSK EQU OFOH
MASK TO CLEAR MOTOR ON BITS
:: 0002
c
MAX oRV EQU 002H MAX NUMBER OF DRIVES
"" 0010
c
HOME EQU 010H
rRACK 0 MASK
'" 0004
c
SENSE_DRV_ST Eau 004H SENSE DRIVE STATUS COMMAND
"" 0001
c
ONE EaU 001H
SEEK ONE TRACK
=
0030
c
TRK SLAP EQU 030H CRASH STOP (48 TPI DRIVES)
'" OOOA
c
QU I ET SEEK EQU OOAH
SEEK TO TRACK
10
=
OOOF
c
H0123ETTLE EQU 0150
1.2 M HEAD SETTLE TIME
'" 0014
c
H0320_SETTLE EQU 0200 320 K HEAD SETTLE T I ME
=
0080
c
WRITE OPERATION FLAG ~~6~E_OP
EQU 080H
c
c
;---~-- DiSK CHANGE LINE EQUATES
"" 0001
c
NOCHGLN EaU 001H
NO DISK CHANGE LINE AVAILABLE
"" 0002
c
CHGLN Eau 002H
DISK CHANGE LINE AVAILABLE
c
;------ MEDIA/DRIVE STATE INDICATORS
'" 0093
c
M326D326 Eau 093H
STATE MACHINE - 320/360 MEDIA/DRIVE
'" 0074
c
M326012 Eau 074H STATE MAClilNE - 320/360 MEDIA.1.2DRIVE
'" 0015
c
M12D12 EaU 015H STATE MACHINE - 1.2 MEDIA/DRIVE
'" 0061
c
PDA_DUAL EQU 061 H
300K DATA TRANSFER RATE &: STATE 1
=
0080
c
POA_START EQU 080H
250K DATA TRANSFER RATE &: STATE 0
c
; ------ CMOS NON-VOLAT I LE RAM EQUATES
= OOOE
c
CMOSDSB_ADOR EQU OOEH DISKETTE STATUS BYTE ADDRESS
=
0070
c
CADR_PRT EQU 070H
CMOS ADDRESS PORT ADDRESS
=
0071
c
CDATA_PRT EQU 071 H CMOS DATA PORT ADDRESS
=
OOCO
c
CMOS_GOOD Eau OCOH
BATTERY AND CHECKSUM INDICATOR
'" 0010
c
CMDSDSK BYTE EaU 010H DISKETTE BYTE ADDRESS
'" OOOF
c
LOWNIS - EaU OOFH ISOLATE LOW NIBBLE IN REGISTER MASK
'" 0002
c
I NVALI D_DRV EaU 002H FIRST INVALID DISKETTE TYPE
c
;
--------
----------
--
----
--
-
-- -- --
--- .. --­
c
; TIMER OATA AREA :
c
;-COUNT;
-;~;----EQU-----~8----------""---
c
c
COUNTS-M I N Eau 1092
c
COUNTS-HOUR Eau 65543
c
PAg~UNTS::::DAY
EQU 1573040 '" 1800BOH
c
c
c
INCLUDE DSEG. SRC
c
;
-
-----
---
..
-------------
- --
-------
--
-
--
-­
c
0286 INTERRUPT LOCATIONS (READ):
c
0000
c
ABSO SEGMENT AT 0
0000
c
STG LOCO
LABEL BYTE
0008
c
- ORG 2*4
0008
c
NMI_PTR LABEL WORD
0014
c
ORG 5*4
0014
c
I NT5_PTR LABEL WORD
0020 C ORG 8*4
0020 C I NT AODR
LABEL
WORO
0020 C I NT::PTR LABEL DWORD
0040 C ORG 10H*4
0040 C VIDEO_INT LABEL WORD
004C C ORG , 3H*4 ; NEW FDISK
OOIIC C ORG_VECTOR
LABEL
DWORD
0060 C ORG 18H*4
0060
C BASIC PTR
LABEL WORD
0064 C - ORG 19H*4
0064
C BOOT VEC
LABEl DWORO
0064 C BOOCVECTOR
LABEl
DWORD
0074 C ORG 1DH*4
0074 C PARM_PTR LABEL DWORD POINTER TO VIDEO PARMS
0078
C ORG 1 EH*4
0078 COl SK_PO INTER LABEL DWORD
007C C ORG 01 FH*4
007C C EXT_PTR LABEL OWORD
0100 C
ORG 4QH*4
DISKETTE PO INTER
0100
C DISK_VECTOR LABEL DWORD
0101~
C ORG 4
1H*I~
0104 C HF_TBL_VEC LABEL DWORD
0118 C
ORG 46H*4
0118 C IlF1_TBL_VEC LABEL OWORD
01CO
C ORG 70H*4
OlCO C SLAVE_INT~PTR LABEL OWORD
01CO C RTC_INT_VEC LABEL OWORD
REAL T I ME CLOCK I NT
0108 C ORG 76H*4 F I XED DISK I NTERRUPT VECTOR
0108 C HDISK_INT LABEL OWORD
0400 C ORG 400H
0 1 100
C
DATA_AREA LABEL BYTE ;ABSOLUTE LOCATION OF DATA SEGMENT
0400
C DATA_WORD LABEL WORD
0500 C ORG 0500H
0500
C MFG_ TEST _RTN LABEL FAR
7COO C ORG 7COOH
7COO C
BOOT LOCN
LABEL FAR
7COO C
ABSO- ENDS
C
PAGE
C
C STACK -- USED DURING INITIALIZATION ONLY
C
0000 C
STACK
SEGMENT AT 30H
0000 80
!
C OW 128 OUP( 1)
??7? C
C
C
0100 C TOS LABEL WORO
0100
C
STACK ENDS
C
C ROM BIOS DATA AREAS
C
0000 C DATA SEGMENT AT 40H
0000 C DATA_BASE LABEL BYTE
0000 04 [ C RS232_BASE OW 4 DUP(?) ADDRESSES OF RS232 ADAPTERS
1117 C
C
C
0008 04
C
ow
4DUP(?) ADDRESSES OF PR INTERS
1111 C
C
C
0010 01 C
ow
1 DUP(?)
INSTALLED HARDWARE
1111
C
Test 1 5-29