Intel IQ80960RM, RN 4.1 CPU Memory Map

4-2 IQ80960RM/RN

Evaluation Board Manual

i960® RM/RN I/O Processor Overview

4.1 CPU Memory Map

The memory map for the IQ80960RM/RN platform is shown in Figure4-2. All addre sses below

9002 0000H on the IQ80960RM/RN platform are reserved for various functions of the i960

RM/RN I/O processor, as shown on the memory map. Docum entat ion for t hese areas, as well as t he

processor memory mapped registers at FF00 0000H and the IBR , can be f ound in t he i960® RM/RN

I/O Processor Developer’ s Manual.

Figure 4-2. IQ80960RM /RN Platform M em ory Map

FF00 0000H

FEE0 0000H

E004 0000H

E000 0000H

B000 0000H

A000 0000H

9002 0000H

8000 0000H

0000 2000H

0000 0800H

0000 0400H

0000 0000H

F000 0000H

F000 0000H

E000 0000H

0000 1900H

Flash ROM

and

Processor Register s

On-board Devi ces

Reserved

DRAM

Reserved

ATU Outbound

Translation Windows

ATU Outbound

Direct Addressing Window

Reserved

Peripheral

Memory Mapped Registers

Reserved

Processor Internal Data RAM

Processor

Memory Mapped

Flash ROM

Reserved

LED Register

UART

Registers

(write only)

Contents

Main IQ80960RM/RN Evaluation Platform Board Manual Contents Page Figures Tables Page Introduction Figure 1-2. IQ80960RN Platform Physical Diagram 1.1 i960 RM/RN I/O Processor and IQ80960RM/RN Features 1.2 Software Development Tools 1.3 Tornado* for I20* Software Development Toolset 1.3.1 IxWorks* Real-Time Operating System 1.3.2 TORNADO Build Tools 1.3.3 TORNADO Test and Debug Tools 1.4 CTOOLS Software Development Toolset 1.4.1 CTOOLS and the MON960 Debug Monitor 1.4.1.1 MON960 Host Communications 1.4.1.2 Terminal Emulation Method 1.4.1.3 Host Debugger Interface (HDI) Method 1.6 About This Ma nu a l A brief description of the contents of this manual follows. 1.7 Notational-Conventions 1.8 Technical Support 1.8.1 Intel Customer Electronic Mail Support 1.8.2 Intel Custom er Supp or t Con tacts Evaluation Board Manual 1-9 1.8.3 Related Information RM/RN I/O Processor Design Guide i Contact Cyclone Microsystems for additional inf orma tion about their products and literature: Table 1-1. Document Information Page Getting Started 2.1 Pre-Installation Considerations 2.2 Software Installation 2.2.1 Installing Software Development Tools Getting Started 2.3 Hardware Installation 2.3.1 Battery Backup 2.3.2 Installing the IQ80960RM/RN Platforms in the Host System 2.3.3 Verify IQ80960RM/RN Platform is Functional Getting Started 2.4 Creating and Downloading Executable Files 2.4.1 Sample Download and Execution Using GDB960 Page Hardware Reference 3.1 Power Requirements 3.2 SDRAM 3.2.1 SDRAM Performance 3.2.2 Upgrading SDRAM 3.3 Flash ROM 3.3.1 Flash ROM Programming 3.4 Console Serial Port 3.5 Secondary PCI Bus Expansion Connectors 3.5.1 PCI Slots Power Availability 3.5.2 Interrupt and IDSEL Routing 3.6 Battery Backup 3.7 Loss of Fan Detect 3-6 IQ80960RM/RN 3.8 Logic Analyzer Headers 3.9 JTAG Header 3.10 User LEDs 3.10.1 User LEDs During Initialization Evaluation Board Manual 3-9 Tabl e 3-11 lists the connectors and LEDs. Table 3-11. IQ80960RM/RN Connectors and LEDs Page i960 Evaluation Board Manual 4-1 RM/RN I/O Processor Overview 4-2 IQ80960RM/RN 4.1 CPU Memory Map 4.2 Local Interrupts 4-4 IQ80960RM/RN Figure 4-3. i960 RM /RN I/O Processor Interrup t Controller Con nection s i960RN/RM I/O Processor 4.3 CPU Counter/Timers 4.4 Primary PCI Interface 4.5 Secondary PCI Interface 4.6 DMA Channels 4.7 Application Accelerator Unit 4.8 Performance Monitor Unit Page MON960 Support for IQ80960RM/RN 5.1 Secondary PCI Bus Expansion Connectors 5.2 MON960 Components 5.2.1 MON960 Initializatio n Initialization firmware MON960 extensions MON960 kernel Diagnostics/example code 5.2.2 80960JT Core Initialization 5.2.3 Memory Controller Initialization 5.2.4 SDRAM Initialization 5.2.5 Primary PCI Interface Initialization 5.2.6 Primary ATU Initialization 5.2.7 PCI-to-PCI Bridge Initialization 5.2.8 Secondary ATU Initialization 5.3 MON960 Kernel 5.4 MON960 Extensions 5.4.1 Secondary PCI Initialization 5.4.2 PCI BIOS Routines 5.4.2.1 sysPCIBIOSPresent 5.4.2.2 sysFindPCIDevice 5.4.2.3 sysFindPCIClassCode 5.4.2.4 sysGenerateSpecialCycle 5.4.2.5 sysReadConfigByte 5.4.2.6 sysReadConfigWord 5.4.2.7 sysReadConfigDword 5.4.2.8 sysWriteConfigByte 5.4.2.9 sysWriteConfigWord 5.4.2.10 sysWriteConfigDword 5.4.2.11 sysGetIrqRoutingOptions 5.4.2.12 sysSetPCIIrq 5.4.3 Additional MON960 Commands 5.4.3.1 print_pci Utility 5.5 Diagnostics / Example Code 5.5.1 Board Level Diagnostics 5.5.2 Secondary PCI Diagnostics Evaluation Board Manual A-1 Bill of Materials A Table A-1. IQ80960RN Bill of Materials (Sheet 1 of 4) A-2 IQ80960RM/RN Table A-1. IQ80960RN Bill of Materials (Sheet 2 of 4) Evaluation Board Manual A-3 Table A-1. IQ80960RN Bill of Materials (Sheet 3 of 4) A-4 IQ80960RM/RN Table A-1. IQ80960RN Bill of Materials (Sheet 4 of 4) Evaluation Board Manual A-5 Table A-2. IQ80960RM Bill of Materials (Sheet 1 of 5) A-6 IQ80960RM/RN Table A-2. IQ80960RM Bill of Materials (Sheet 2 of 5) Evaluation Board Manual A-7 Table A-2. IQ80960RM Bill of Materials (Sheet 3 of 5) A-8 IQ80960RM/RN Table A-2. IQ80960RM Bill of Materials (Sheet 4 of 5) Page Page Evaluation Board Manual B-1 Schematics B SDRAM DECOUPLING SPCI DECOUPLING IC DECOUPLING Page Page SPARES Page Page Page SPCI CONN 2 SPCI CONN 1 SPCI CONN 4 SPCI CONN 3 Page SPARES Evaluation Board Manual B-13 Schematics Table B-2. IQ80960RM Schematics List SDRAM DECOUPLING SPCI DECOUPLING IC DECOUPLING Page Page SPARES Page Page Page SPCI CONN 2 SPCI CONN 1 SPCI CONN 4 SPCI CONN 3 SPARES Page PLD Code C Page Recycling the Battery D