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Lenovo ThinkPad 770X Technical Reference Manual for the ThinkPad 770 - Page 16

Part 2 of 2. System Board I/O Address Map, Address Hex, Device

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Address (Hex) 0330-0333 0350-035F 0376, 0377 0378-037A 037B-037F 0388-038B 0398-0399 03B4, 03B5, 03BA 03BC-03BE 03C0-03C5 03C6-03C9 03CA, 03CC, 03CE, 03CF, 03D4, 03D5, 03DA, 03D8-03DA 03E0-03E1 03E8-03EF 03E8-03EF 03F0-03F5, 03F7 03F6, 03F7 03F8-03FF 03F8-03FF 0530-0537 0538-053F 0604-060B 0770-077F 0CF8-0CFB 0CFC-0CFF 0DB0-0DBF 0D38-0D3F 0E80-0E87 0E88-0E8F 0F40-0F47 0FF0-0FF7 15E8-15EF 2120-21FF 23C0-23C7 46E8 EF00-EF37 EFA0-EFAD F104 Device MIDI Port 4 ThinkPad Modem Secondary IDE Registers Parallel Port 2 Reserved Audio Subsystem - FM Synthesizer Reserved Video Subsystem Parallel Port 1 Video Subsystem Video DAC Video Subsystem PCMCIA Interface (DCR 2959) Serial Port 3 IR Port 3 Diskette-Drive Controller Primary IDE Registers Serial Port 1 IR Port 1 Audio - WSS 1 Audio Control Port 1 Audio - WSS 2 ThinkPad Modem PCI Configuration Address Register PCI Configuration Data Register ThinkPad Modem Audio Control Port 2 Audio - WSS 3 Audio Control Port 3 Audio - WSS 4 Audio Control Port 4 Power Management Register Reserved Reserved Video Subsystem Enable Power Management Register SMBus IO Space Register Reserved Figure 1-3 (Part 2 of 2). System Board I/O Address Map 1-6 System Overview

Section	Page
Preface	9
Section 1. System Overview	11
Description	12
System Board Devices and Features	13
System Board I/O Address Map	15
Specifications	17
Performance Specifications	17
Physical Specifications	18
Electrical Specifications	19
Acoustical Readings	19
Power Supply	20
Voltages	20
Output Protection	21
Voltage Sequencing	21
Power Supply Connector	21
Battery Pack	21
Section 2. System Board	23
Description	24
Microprocessor	24
Cache Memory Operation	24
Cacheable Address Space	25
Bus Adapter	25
Keyboard/Mouse Connector	26
Signals	26
Connector	26
Scan Codes	27
Hard Disk Drive Connector	30
External Bus Connector	31
UltraBay II Connector	34
Diskette Drive and Controller	37
Memory	38
ROM Subsystem	38
RAM Subsystem	38
System Memory Map	39
System Board Memory for the DIMM Connectors	40
RT/CMOS RAM	41
RT/CMOS Address and NMI Mask Register (Hex 0070)	42
RT/CMOS Data Register (Hex 0071)	42
RT/CMOS RAM I/O Operations	43
CMOS RAM Configuration	47
Miscellaneous System Functions and Ports	51
Nonmaskable Interrupt (NMI)	51
System Control Port A (Hex 0092)	52
System Control Port B (Hex 0061)	53
Power-On Password	54
Other Passwords	54
Selectable Drive-Startup Sequence	55
Hardware Compatibility	56
Error Codes	57
Section 3. Subsystems	59
Video Subsystem	60
Video Modes	61
Modem Subsystem	63
ThinkPad Modem	63
MIDI Port Function	63
Sound Blaster Support Function	63
Telephony (Modem) Function	64
Audio Subsystem	65
MIDI Port Function	65
Sound Blaster Support Function	65
Audio Port Specifications	66
Infrared (IR) Subsystem	67
IRQ Level and DMA Channel	67
Enhanced Video Subsystem	68
Video Port Specification	68
PCMCIA Subsystem	69
Pin Assignments	70
IDE Channel on the UltraBay II	72
MIDI/Joystick Port	72
MIDI Interface	72
Joystick Interface	72
Appendix A. System Resources	73
Appendix B. System Management API (SMAPI) BIOS Overview	77
Overview	79
Header Image	80
Calling Convention	82
Parameter Structure	82
Sample in Assembler Language	84
Sample in C Language	85
Calling Convention Pseudo Code	86
Return Codes	87
Function Description	88
System Information Service	88
Get System Identification	88
Get CPU Information	89
Get Display Device Information	90
Get Docking Station Information	91
Get UltraBay II Information	92
Get Slave Micro Control Unit Information	93
Get System Sensor Status	94
Get Video Information	95
Get Refresh Rate Capability	96
System Configuration Service	98
Get Display Device State	98
Set Display Device State	100
Get Pointing Device State	101
Set Pointing Device State	102
Get Hotkey Sticky/Lock	103
Set Hotkey Sticky/Lock	104
Power Management Service	105
Get Power Management Mode	105
Set Power Management Mode	106
Set Timer Control	109
Event Bit Definition	110
Get System Event Global Condition	111
Set System Event Global Condition	112
Get System Event 1 Condition	113
Set System Event 1 Condition	114
Get System Event 2 Condition	115
Set System Event 2 Condition	116
Get System Timer	117
Set System Timer	118
Get Hibernation Timer	119
Set Hibernation Timer	120
Get System Event 3 Condition	121
Set System Event 3 Condition	122
Get System Resume Condition	123
Set System Resume Condition	124
Get System Resume Timer	125
Set System Resume Timer	126
Request System Standby	127
Request System Hibernation	128
Samples	129
Data Structure	129
Function Declaration	133
Installation Check	134
BIOS Call	138

Match case Limit results 1 per page

Figure

1-3 (Part 2 of 2). System Board I/O Address Map

Address (Hex)

Device

0330–0333

MIDI Port 4

0350–035F

ThinkPad Modem

0376, 0377

Secondary IDE Registers

0378–037A

Parallel Port 2

037B–037F

Reserved

0388–038B

Audio Subsystem - FM Synthesizer

0398–0399

Reserved

03B4, 03B5, 03BA

Video Subsystem

03BC–03BE

Parallel Port 1

03C0–03C5

Video Subsystem

03C6–03C9

Video DAC

03CA, 03CC, 03CE, 03CF,

Video Subsystem

03D4, 03D5, 03DA,

03D8–03DA

03E0–03E1

PCMCIA Interface (DCR 2959)

03E8–03EF

Serial Port 3

03E8–03EF

IR Port 3

03F0–03F5, 03F7

Diskette-Drive Controller

03F6, 03F7

Primary IDE Registers

03F8–03FF

Serial Port 1

03F8–03FF

IR Port 1

0530–0537

Audio - WSS 1

0538–053F

Audio Control Port 1

0604–060B

Audio - WSS 2

0770–077F

ThinkPad Modem

0CF8–0CFB

PCI Configuration Address Register

0CFC–0CFF

PCI Configuration Data Register

0DB0–0DBF

ThinkPad Modem

0D38–0D3F

Audio Control Port 2

0E80–0E87

Audio - WSS 3

0E88–0E8F

Audio Control Port 3

0F40–0F47

Audio - WSS 4

0FF0–0FF7

Audio Control Port 4

15E8–15EF

Power Management Register

2120–21FF

Reserved

23C0–23C7

Reserved

46E8

Video Subsystem Enable

EF00–EF37

Power Management Register

EFA0–EFAD

SMBus IO Space Register

F104

Reserved

1-6

System Overview