NonStop S-Series Server Description Manual (G06.27+)

Contents
HP NonStop S-Series Server Description Manual—520331-004
ii
1. Introduction (continued)
1. Introduction (continued)
Physical Racking of IOAM Enclosures 1-40
Cluster Topologies for 6770 Switches 1-42
Star Topology 1-44
Split-Star Topology 1-46
Tri-Star Topology 1-48
Layered Topologies for 6780 Switches 1-50
Connections Between Zones in Layered Topology 1-52
2. Principles of System Operation
ServerNet Devices 2-2
ServerNet Device Identification 2-4
ServerNet Packets 2-6
Packet Transmission and Reception 2-8
Sequence for Outgoing Requests 2-10
Sequence for Responses to Outgoing Requests 2-12
Sequence for Incoming Requests 2-14
Sequence for Responses to Incoming Requests 2-16
3. TNS Data Formats and Number Representations
TNS Words and RISC Words 3-2
TNS Data Formats 3-4
TNS Byte Instructions 3-6
Instructions for Unsigned and Signed Arithmetic 3-8
Instructions for Decimal and Floating-Point Arithmetic 3-10
4. Memory Addressing and Access
The Process Address Space 4-2
Organization of the Process Address Space
4-4
Addressing in the Process Address Space 4-6
Address Formats 4-8
Selectable and Flat Logical Segments 4-10
First Four Relative Segments 4-12
Main Stack and SRL Data 4-14
Last Eight Regions 4-16
Native Process Code Allocations 4-18
TNS Process Code Allocations 4-20
Allocation for TNS and Accelerated Code 4-22
Chart of Nonprivileged Space Allocation 4-24
Physical Memory Addressing 4-26