Post Temporary Data Area - IBM PC CONVERTIBLE Technical Reference

POST Temporary Data Area
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; EXTRA DATA SEGMENT - FOR POST AND PRINT SCREEN STATUS ONLY
0000 XXDATA SEGMENT AT 50H
0000 ?? STATUS_BYTE DB PRINT SCREEN ACTIVE STATUS
=
0001 PRTSCACTIVE
EQU
01 BIT ON WHEN PRTSC IS ACTIVE
=
OOFF
PRTSCERROR EQU OFFH
PRTSC ERROR - CANCELLED
0001
????
POSLPTR
OW
PTR TO CURRENT TEST ROUTINE
0003 ?? POSTJ1ASK DB ? PWR ON SELF TST ROUTINE MASK
=
0080 SOFTJ10DE EQU 80H
SYSTEM SOFT START MODE
=
0040 WARMJ10DE
EQU
40H SYSTEM WARM START MODE
=
0020
COLDJ10DE EQU 20H
SYSTEM COLD START MODE
=
0010 MF"--TST EQU 10H
MANUFACTURING TEST MODE
0004
??
POSLDEVID
DB
DEV ID FOR POST ROUTINE CALLS
=
0001 SYS_ID
EQU 01
SYSTEM UNIT 10
=
0002
ME~ID EQU 02 MEMORY 10
=
0003 KYBD_ID
EQU 03 KEYBOARD 10
=
0004 MONO_ID
EQU
04 MONOCHROME CRT ADAPTER 10
=
0005
COLOILID EQU 05
COLOR CRT ADAPTER 10
=
0006 DSKLID
EQU 06
DISKETTE 10
=
0009 PPRLID
EQU
09 PARALLEL PRINTER 10
=
0010 APRLID
EQU
10H
ALT PARALLEL PRINTER ID
=
0012 RS23LID
EQU
l2H RS232 PORT 10
=
0011
MODE~ID
EQU llH MODE~ID
=
0050 LCLID
EQU
050H LCD DEVICE 10
=
0051 CPRLID EQU 05lH COMPACT PRINTER PORT ID
0005
??
POSLICON DB ICON NUMBER FOR FAILING AREA
=
0001 SYSTEM EQU 01 SYSTEM UN IT I CON
=
0002 FEATURE
EQU 02
SYSTEM FEATURE ICON
=
0003 SETUP
EQU
03 SYSTEM SETUP
=
0004
BATTERY EQU 04 BATTERY LOW I CON
=
0.005 PCHECK2
EQU 05
SYSTEM PARITY CHECK 2
=
0006 PROMPT EQU 06 USER PROMPT ICON
0006
???? MF"--ERILCODE
DW MANUFACTURING ERROR CODE
0008 ?? MF"--CKPT DB MANUFACTURING CHECKPOINT
0009 TEMP LABEL BYTE USED DURING SELF TEST ONLY
0009
10 [
DB 16 DUP (?)
??
0019 ASCSTR LABEL BYTE
0019 11 [ DB 17 DUP(?) ASCI I STRING FOR ERROR MSG
??
002A 07 [ ICON_DIS
DB 7 DUP(?) AREA USED FOR EJ1SG ONLY
??
0031 07 [ ICONJ1SG DB 7 DUP(?)
AREA USED FOR LMSG ONLY
??
ROM BIOS 2-23