Benutzerhandbuch für Aero-Flex GAISLER GR-LEON4-ITX

Inhaltsverzeichnis

• 1 Introduction

  6
  • 1.1 Overview

    6
  • 1.2 References

    6
  • 1.3 Abbreviations

    6
• 2 Unpacking and Setting up the board

  7
  • 2.1 Unpacking and initial setup

    7
  • 2.2 Running the bundled Linux system

    7
    • Overview

      7
    • Pre-requisites

      7
    • Booting Linux

      8
  • 2.3 Connecting with the GRMON debug monitor

    8
    • Overview

      8
    • Pre-requisites

      8
    • Connecting with the included JTAG adapter

      9
    • Connecting with a Xilinx USB JTAG adapter

      9
    • Connecting via the USB interface

      9
    • Connecting via serial UART

      9
    • Connecting via Ethernet

      9
    • Using GRMON

      10
• 3 Linux system user guide

  11
  • 3.1 Overview

    11
  • 3.2 Debian Operating System

    11
  • 3.3 Logging in to the system

    11
  • 3.4 Shutting down the System

    12
  • 3.5 Graphical Interface (X Window System)

    12
  • 3.6 Network Interface

    12
  • 3.7 System Time Keeping

    13
  • 3.8 Changing the Keyboard Layout

    13
• 4 GRMON and the GR-LEON4-ITX Board

  14
  • 4.1 First steps

    14
  • 4.2 Running an application

    15
  • 4.3 Initializing the DVI transmitter

    16
  • 4.4 Drawing images

    17
  • 4.5 Interacting with the SPI boot PROM

    17
  • 4.6 Interacting with I2C devices

    19
  • 4.7 Other interfaces and operations

    19
• 5 Advanced topics

  20
  • 5.1 Building the Linux kernel

    20
    • Overview

      20
    • Downloading an image with GRMON

      21
  • 5.2 Creating a boot PROM

    27
    • Overview

      27
    • MKPROM2

      27
    • U-boot

      28
• 6 Troubleshooting and Frequency Asked Questions

  31
  • 6.1 General

    31
    • The performance of the system is less compared to what is advertised for LEON4

      31
    • I lost the contents of the USB Flash stick

      31
    • How do I restore the original PROM contents?

      31
    • GRMON reports a system frequency of 100 MHz, should it not be 200 MHz?

      31
  • 6.2 Interfaces

    31
    • Software freezes when initializing the Ethernet Interface

      31
    • I have problem X when using the USB Debug Communication Link

      31
    • The system freezes when using it together with my PCI device

      31
    • I2C communication does not work

      32
    • My USB disk is not detected / does not work

      32
    • How do I change the Ethernet Debug Link IP address in the delivered system?

      32
  • 6.3 Additional support

    32