Digi 9P 9360/9750

60 

LxNETES User’s Guide

Contents

Main Page Page Page Contents Chapter 1 Introduction.............................................................. ..........9 Chapter 2 Requirements ................................................................... 15 Chapter 3 Getting Started ................................................................. 21 Chapter 4 Building the First Project................................................. 29 Chapter 5 Application Development................................... .............31 Chapter 6 Kernel Development................................................. .......39 Chapter 7 Advanced Topics .............................................................41 Chapter 8 Root File System Types.......... .........................................55 Chapter 9 Interfaces & Devices........................................................ 61 Page Introduction Overview Cross-development environment Linux kernel sources Template project Features Whats new in LxNETES 3.2? General features Page Conventions used in this manual Acronyms and abbreviations Requirements System Requirements/Prerequisites System requirements Disk space Applications & Services TFTP daemon NFS server JTAG-Booster Page Getting Started Introduction Connecting host PC with development board Minicom Seyon Page Introduction Installing LxNETES Guided Installation Page Page Building the First Project Building the Default Project Page Application Development Writing applications Adding your own applications Using C++ Page Debugging applications Page Page Nano-X/microwindows Embedded Qt Useful applications mem Kernel Development Writing kernel modules What is a kernel module? Writing your own kernel modules Add your source files Add the module to the build environment Building and loading of kernel modules Included Kernel modules minimal Advanced Topics Modifying the default project Page Building a custom project Boot process Introduction U-Boot Page Linux boot methods TFTP/NFS NAND-Flash NOR Flash USB Linux boot process Page Passing arguments to the kernel Automating the image download Updating the Flash memory Updating a running system (the easy way) Updating a running system manually Page Page Updating a corrupted system using a debugger Root File System Types NFSROOT Page JFFS2 Page Page Page Interfaces & Devices Serial interface Page Compact flash interface SD card interface Real time clock (RTC) How to set the initial system date and time PCI interface Appendix A Related documentation CD contents Page ConnectCore 9P 9360 (CC9P9360) ConnectCore 9P 9750 (CC9P9750) hardware LxNETES Memory layouts Flash memory layout ConnectCore 9P 9360 / ConnectCore 9P 9750 SDRAM memory layout ConnectCore 9P 9360 / ConnectCore 9P 9750 Page Appendix B U-Boot command reference U-Boot command reference The following table explains some of the more often used commands: U-Boot command reference 74 fatload usb DEV:PART ADDR image loads image to ADDR from USB storage device DEV with the User keys