Motorola MVME2600 Series Programmer's Reference Manual page 12

Sizing DRAM 3-56
ECC Codes 3-59
Data Paths 3-61
General Information 4-1
Introduction 4-1
Product Overview - Features 4-1
Functional Description 4-2
Architectural Overview 4-2
VMEbus Interface 4-4
PCI Bus Interface 4-5
Interrupter and Interrupt Handler 4-6
DMA Controller 4-7
Registers - Universe Control and Status Registers (UCSR) 4-8
Universe Register Map 4-9
Universe Chip Problems after a PCI Reset 4-14
Problem Description 4-14
Examples 4-16
Example 1: MVME2600 Series Board Exhibits Problem 4-16
Example 2: MVME3600 Series Board Acts Differently 4-17
Example 3: Universe Chip is Checked at Tundra 4-19
Introduction 5-1
PCI Arbitration 5-1
Interrupt Handling 5-2
RavenMPIC 5-3
8259 Interrupts 5-4
ISA DMA Channels 5-7
Exceptions 5-8
Sources of Reset 5-8
Soft Reset 5-9
Universe Chip Problems after a PCI Reset 5-9
Error NotiÞcation and Handling 5-10
Endian Issues 5-11
Processor/Memory Domain 5-14
RavenÕs Involvement 5-14
PCI Domain 5-14
PCI-SCSI 5-14
PCI-Ethernet 5-15
PCI-Graphics 5-15
UniverseÕs Involvement 5-15
VMEbus Domain 5-15
ROM/Flash Initialization 5-16