IBM PC CONVERTIBLE Technical Reference page 79

088E 8B C1 MOV
AX,CX ; SAVE LCD MODE CONTROL
0890 AB
STOSW
0891 BE 0783 R
MOV SI,OFFSET LCDR_TABLE ; SAVE LCD REGISTERS
0894 B9 0014 MOV CX, LCDR_LENGTH
0897 B6 03
MOV DH,03 SET HIGH ORDER LCD ADDRESS
LOW ORDER ALREADY SET
0899 SUS_005:
0899 2E: 8A 04 MOV
AL,CS: [SI] ; GET REGISTER
#
089C
46 INC SI BUMP PO INTER
089D
EE
OUT DX,AL SET REGISTER
#
089E 42 INC
DX GET DATA PORT
089F
EC IN AL, DX
08AO AA STOSB
SAVE
08A1
4A DEC DX
08A2 E2 F5
LOOP SUS_005
CONTINUE
SAVE TIMER 0 AND TIMER 2 I N FORMATION
08A4 BO 50 MOV
AL,50H SELECT TIMER 0 AND LSB
08A6 B9 0002
MOV CX ,2 LOOP NUMBER
08A9 SUS_006 :
08A9 E6 43
OUT
TIMER_CTL,AL
08AB E4 43 IN AL, TIMER_CTL GET TIMER 0/2 MODE
08AO AA
STOSB
08AE E4 40 IN AL, TIMERO GET TIMER 0 LSB/MSB
08BO AA
STOSB
08B1 E4 42 IN AL, TIMER2 GET TIMER 2 LSB/MSB
08B3 AA
STOSB
08B4 BO DO
MOV AL ,OOOH SELECT TIMER 2 AND MSB
08B6 E2 F1 LOOP SUS_006
SAVE INTERRUPT CONTROLLER STATE
08B8 E4 21 IN AL,INTA01 GET INTERRUPT MASK
08BA AA
STOSB
08BB BO 04
MOV AL,04 SELECT INTERRUPT BYTE 0
08BD E6 72 OUT CLOCLCTL ,AL
08BF E4 63
IN AL,63H SAVE BYTE 0
08C1 AA STOSB
08C2
BO 44
MOV AL ,44H SELECT INTERRUPT BYTE 1
08C4 E6 72 OUT CLOCLCTL,AL
08C6 E4 63
IN AL,63H SAVE BYTE 1
08C8
AA
STOSB
SAVE INTERRUPT 0-32 VECTORS
08C9 B8 0000
MOV AX,O
08CC 8E D8 MOV DS,AX SET OS SEGMENT 0
08CE BE 0000 MOV
SI,O
0801 B9 0040 MOV
CX ,64 SAVE 32 VECTORS
08D4 F31
A5 REP MOVSW
SAVE INTERRUPT VECTOR 44H
08D6 BE 0110 MOV
SI,44H*4
SAVE VECTOR 44H
08D9 A5
MOVSW
08DA A5 MOVSW
SAVE DATA AREA FROM 0300-053A
08DB B9 OllE MOV CX,llEH
SET MOVE LENGTH
08DE BE 0300 MOV SI,0300H
SET SOURCE ADDRESS
08E1
F31
A5 REP MOVSW
SAVE KEYBOARD AND FEATURE CONTROL REGISTER
08E3 E4 7C IN AL, KYBD_CNTL
08E5 AA STOSB
SAVE 110 CHANNEL CHECK FLAG
08E6 E4 AO IN AL,IONMLCNTL
08E8 AA STOSB
2-54 ROM BIOS