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CX PRINT SERVER 560
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User manual
(166 pages)
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User manual
(346 pages)
,
Supplementary manual
(64 pages)
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Contents
Table of Contents
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Table of Contents
Table of Contents
Xerox 560 Computer System
Introduction
General Characteristics
Status Word
Standard and Optional Features
General-Purpose Features
Time-Sharing Features
Real-Time Features
Multiuse Features
Multiprocessor Features
Multiprocessor Interlock
Multiport Memory System
Manual Partitioning Capability
Multiprocessor Control Function
Shared Input/Output
System Organization
Processor Clusters
System Control Processor
Basic Processor
General Registers
A Xerox 560 Computer System
The Basic Processor
Memory Control Storage
Computer Modes
Information Format
Information Boundaries
Instruction Register
Main Memory
Main Memory
Maintainability and Performance
Virtual and Real Memory
Addressing Logic
Types of Addressing
Generation of Actual Addresses Indirect, Virtual Addressing
Index Displacement Alignment
Generation of Effective Virtual Address (Indirect Real-Extended Addressing)
Memory Address Control
Program Status Words
Centralized Interrupts
States of an Interrupt Level
Operational States of an Interrupt Level
Dialogue between the Basic Processor and the Interrupt System During an
Dialogue During an Interrupt-Exiting Sequence
Physical Organization
Interrupt Groups
Interrupt Locations
1L. Interrupt Priority Chain
Control of the Interrupt System
Sing I E- Instruct I on Interrupts
Trap System
Trap Entry Sequence
Trap Addressing
Summary of Trap Locations
Trap Condition Code
Nonallowed Operation Trap
Push-Down Stack Limit Trap
Fixed-Point Overflow Trap
Floating-Point Arithmetic Fault Trap
Decimal Arithmetic Fault Trap
Watchdog Timer Runout Trap
Programmed Trap
Call Instruction Trap
Hardware Error Trap
Instruction Exception Trap
Power on Trap
Power off Trap
Processor Detected Fault Flag
TCC Setting for Instruction Exception
Register Altered Bit
Registers Changed at Time of a Trap Due to an Operand Access
Instruction Repertoire
Load/Store Instructions
Analyze/Interpret Instructions
ANALYZE Table for Operation Codes
Fixed-Point Arithmetic Instructions
Comparison Instructions
Logical Instructions
Shift Instructions
Floating-Point Shift
Conversion Instructions
Floating-Point Arithmetic Instructions
Floating-Point Numbers
Floating-Point Add and Subtract
Floating-Point Number Representation
Floating-Point Multiply and Divide
Condition Codes for Floating-Point Instructions
Condition Code Settings for Floating-Point
Decimal Instructions
Packed Decima I Numbers
Zoned Decimal Numbers
Decimal Accumulator
Decimai Instruction Format ~I
Illegal Digit and Sign Detection
Overflow Detection
Decimal Instruction Nomenclature
Condition Code Settings
Byte-String Instructions
Push-Down Instructions (Non-Privileged)
Stack Pointer Doubleword (SPD)
Push-Down Condition Code Settings
Push-Down Instructions (Privileged)
Status Stack Pointer Doubleword
Typical 28-Word Portion of Memory Stack
Execute/Branch Instructions
Nonallowed Operation Trap During Execution of Branch Instruction
Call Instructions
Control Instructions
Loading the Memory Map
Memory Write Protection Locks
Interruption of MMC
Memory Access Traps by MMC Instruction
Read Direct, Internal Basic Processor
Control (Mode 0)
Read Direct, Interrupt Control (Mode 1)
Write Direct, Internal Basic Processor
Control (Mode 0)
Read Direct (Mode 9)
Read Direct Mode 9 Status Word
Chassis Type Assignments
Input/Output Instructions
Overa" Characteristics
I/Ostatus Information
Description of I/O Instructions
Formats of I/O Instructions
I/O Status Information (Register R)
Operational Status Byte (Register Ru1)
Status Response Bits for
I/O Instructions
Lop Status Byte
Status Response Bits for AIO Instruction
I/O Address (AIO Response)
Input/Output Operati Ons
External DIO Interface
Multiplexor Input/Output Processor (MIOP)
Device Controllers
Rotating Memory Processor (RMP)
Input/Output Processor (Lop) Fundamentals
Command List
Operational IOCD
Control IOCD
I/O Operation Phases
Preparation Phase
Initiation Phase
Fetching Phase
Execution Phase
Termination Phase
Operational Control
Externa I Control Subsystem
Centralized System Control
Control Console Devices
Control Commands
Operator Control Commands
Event Messages
Bootstrap Loader
Diagnostic Control Commands
Instructions
Diagnostic Control (P-Mode) Commands
Maintenance Control Commands
System Control Panel
System Control Panel
Operating Procedures and Information
Bit Assignments and Description, Processor Control Word, Register Q30 (X'1 E')
Bit Assignments, Address Compare
System Configuration Control
Configuration Control Panel (CCP)
Chassis Physical Configuration
Sample Rows of CCP Switches
Functions of Memory Unit Configuration Control Panel Row
Referenc E Tables
Standard Symbols and Codes
Standard Character Sets
Control Codes
Special Code Properties
Table of Powers of Ten16
Standard 8-Bit Computer Codes (EBCDIC)
Standard 7 -Bit Communication Codes (Anscii) 1
Standard Symbol-Code Correspondences
Hexadecimal Arithmetic
Addition Table
Multiplication Table
Table of Powers of Sixteenlo
Table
Hexadecimal-Decimal Integer Conversion
Hexadecimal-Decimal Fraction Conversion Table
Table of Powers of Two
Mathematica I Constants
Glossary of Symbolic Terms
Fault Status Registers
C-L. Fault Status Registers
C-2. Memory Unit Status Register
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See also:
User Manual
Xerox 560 Computer
Reference Manual
90 30 76A
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