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SPARCbook 3000 series
Tadpole SPARCbook 3000 series Reference Manual
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Ser
ies
T
echnical Ref
erence Manual
980327-02
3
S3GX_TRMBook Page i Friday, September 19, 1997 11:39 am
2
Table of Contents
Default Chapter
3
Default Chapter
3
Table of Contents
3
About this Guide
9
Document Summary
10
Definitions
11
Logic States
11
Data Entities
11
Typographical Conventions
11
Key Presses, Buttons, and Field Names
11
Solaris Commands
12
Notes, Cautions and Warnings
12
Chapter 1 Architecture Overview
13
Introduction
14
Main Components
14
Base Board
14
CPU Module
14
Microcontroller Module
15
Main Display
15
Other Components
15
System Architecture
16
Processor
17
Main System Buses
18
Memory Bus
18
Sbus
18
Ebus
19
Dram
20
Slow I/O Subsystem
21
Serial Channels
21
Counter-Timers
21
Interrupt Controller
22
Ebus Interface and Controller
22
Fast I/O Subsystem
22
SCSI Controller
22
Ethernet Controller
23
Parallel Port
23
Fifos and DMA Controller
23
Graphics and Video Subsystem
24
Graphics Controller
24
Vram
24
RAMDAC, Panel Driver and Video Clock Generator
24
Mk48T08 Rtcram
25
ISDN and 16-Bit Audio Controller
25
PCMCIA Controller
26
Modem Interface
26
Microcontroller Subsystem
27
Chapter 2 The SPARC CPU
29
SPARC Architecture Overview
30
Integer Unit
31
Pipeline
31
Instruction Set Overview
31
Traps and Interrupts
32
Memory Protection
33
IU Internal Registers
33
IU Control Registers
34
Floating Point Unit
35
Floating Point Registers
36
Cache Controller and Memory Management Unit
36
Translation Lookaside Buffer
37
Address Translation
39
Memory Interface
42
Instruction Cache
42
Data Cache
42
Sbus Controller
42
Programmed I/O
43
Dvma
43
Chapter 3 Memory Map and Interrupts
45
Address Map
46
MACIO and SLAVIO Space (Sbus Slot 4)
46
Dram
49
Interrupts
49
Interrupt Control
51
NCR89C105 SLAVIO Configuration Control
53
SLAVIO Configuration Register
53
Diagnostic Messages
54
Miscellaneous System Functions
55
Chapter 4 Serial Interface
59
Serial Channel Assignment
60
Serial Interface Control
60
SCC Registers
61
Register Functions
61
Baud Rate Clocks
68
Handshakes
68
Chapter 5 SCSI Controller
69
Connecting SCSI Devices
70
NCR53C9X SCSI Controller
70
53C9X Register Set
70
DMA Support
75
DMA Transfers
75
DMA Registers
75
SCSI Interrupts
75
Chapter 6 Ethernet Interface
77
NCR92C990 Overview
78
Bus Interface
78
LAN Interface
78
Descriptor Management
78
LAN Controller Registers
79
Register Indexing
79
Control and Status Register 0
79
Control and Status Register 1 and 2
80
Control and Status Register 3
81
DMA Support for Network Operations
81
Chapter 7 PCMCIA Interface
83
TS102 Architecture Overview
84
Sbus Interface
84
PCMCIA Interface
85
Microcontroller Interface
85
TS102 Memory Mapping
86
Acceses to PCMCIA Resources
86
Byte Swapping
87
SLAVIO Expansion Interface
88
TS102 Registers
89
Card a and B Interrupt Registers
90
Card Status Register
91
Card Control Register
93
Microcontroller Interrupt Register
94
Microcontroller Data Register
94
Microcontroller Status Register
94
Microcontroller Registers
94
Chapter 8 ISDN and 16-Bit Audio
97
ISDN Overview
98
DBRI Overview
98
TE and NT Ports
99
CHI Port
99
Sbus Interface
99
DBRI Programming Model
100
DBRI Internal Registers
103
DBRI Commands
107
Data Structures
109
Audio CODEC
110
Clocking and Data Synchronization
110
Control Mode
113
Data Mode
116
Chapter 9 MODEM
119
Internal Modem Overview
120
Interface Control
120
Modem Registers
122
Interrupt Enable Register
122
Interrupt Identification Register
122
Line Status Register
123
AT Command Set
123
S Registers
129
Class 2 Fax Command Set
145
Chapter 10 Parallel Interface
147
Parallel Port Overview
148
Parallel Port DMA Operations
148
Parallel Port Control Registers
149
Chapter 11 Display Interface
151
Display Interface Overview
152
Architecture
152
Display Interface Timing
153
LCD Power
154
Power 9100 User Interface Controller
155
Parameter Engine
156
Drawing Engine
156
Frame Buffer Controller
156
SVGA Unit
157
Power 9100 Host Interface
157
System Control Registers
159
Video Control Registers
162
VRAM Control Registers
165
Parameter Engine Registers
165
10Drawing Engine Registers
168
11RAMDAC Register Accesses
170
Direct Frame Buffer Access
170
Ramdac
171
RAMDAC Host Interface
172
Control Register Accesses
172
Color Palette Accesses
178
Pixel Formats
179
Chapter 12 Microcontroller Subsystem
181
Microcontroller Subsystem Overview
182
Normal Operation
183
Internal Keyboard Scanning
184
External Keyboard and Mouse
184
Pointing Stick
184
Real Time Clock
184
Eeprom
184
LCD Status Display
185
Command Set
186
Command Synchronization
186
System Information Commands
186
Read/Write/Modify Commands
191
Commands Returning no Status
194
Block Transfer Commands
195
Generic Commands
196
Generic Commands with Optional Status
197
Administration Commands
198
Appendix A Further Information
199
Further Information
200
Appendix B Connector Information
201
Dcin
202
B.1 I/O Panel Connectors
202
Parallel (S3 and S3LC
203
Ethernet (S3XP, S3GX and S3TX
203
Ethernet (S3 and S3LC
204
Video
204
SCSI (S3XP, S3GX and S3TX
205
SCSI (S3 and S3LC
206
Keyboard/Mouse
206
Serial (X2
206
Isdn
207
Cable Adapter Connectors
208
Parallel Cable Adapter
208
B.3 Removable Hard Drive SCSI Connector
209
Removable Hard Drive SCSI Connector
210
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Tadpole SPARCbook 3000 series Specifications
General
Battery
NiMH
Processor
MicroSPARC II
Operating System
Solaris
Battery Life
2-3 hours
Ports
Serial, Parallel
Expansion
PCMCIA Type II slot
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