D i f y i n g t h e d e Fault p r o j e c t | Digi 9P 9360/9750

M o d i f y i n g t h e d e f a u l t p r o j e c t

Once you have configured the kernel to your system needs, save the configuration and exit. To rebuild the kernel use one of the build commands seen before.

$ make (to build the entire project)

$ make uImage(to build only the linux kernel)

4 2	L x N E T E S U s e r ’ s G u i d e

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Digi 9P 9360/9750 manual D i f y i n g t h e d e Fault p r o j e c t

Contents

LxNETES User’s Guide ConnectCore 9P 9360/9750 Page Page Page Contents Building the First Project Interfaces & Devices Appendix B Introduction OverviewCross-development environment Linux kernel sources Template projectExample applications Features General featuresWhat’s new in LxNETES 3.2? RTC Gpio Conventions used in this manual This is a tip. It contains useful information about a topic Acronyms and abbreviations Requirements System Requirements/PrerequisitesSystem requirements Disk space Optional but recommended components Applications & Services Tftp daemon NFS server JTAG-Booster N E T E S U s e r ’ s G u i d e Connecting host PC with development board Getting StartedIntroduction Minicom Seyon Connect power Seyon Settings Test Ethernet configuration Installing LxNETES # ifconfig eth0 Guided Installation Manual Installation N u a l Installation Building the Default Project Run configureBuilding the First Project Run make install Run make Application Development Writing applicationsAdding your own applications Using C++ Included example applicationsDisplay Proc/cpuinfo contents Debugging applications Choose the right architecture for your target Telnet daemon utelnetd Included pre-built applicationsShell applications busybox Web server Boa Nano-X/microwindows Embedded Qt Useful applications Mem Writing kernel modules What is a kernel module?Kernel Development Writing your own kernel modules Add the module to the build environment Building and loading of kernel modulesIncluded Kernel modules Minimal Modifying the default project Advanced Topics D i f y i n g t h e d e Fault p r o j e c t Building a custom project Boot process BootIntroduction ConnectCore 9P 9360/9750 Bank # 0 00000000 32 MB Linux boot methods NAND-Flash NOR Flash USB Linux boot process MMU V a n c e d T o p i c s Passing arguments to the kernel Automating the image downloadUpdating the Flash memory Updating a running system the easy way Updating a running system manually Download the new image file to RAM Erase the Flash partitionWrite the image to Flash Boot KernelRoot File System Updating a corrupted system using a debugger Root File System Types Set bootargs to be passed to the kernel Download the kernel to RAM via TftpLaunch the kernel from RAM JFFS2 Copy the kernel to RAM O t F i l e S y s t e m T y p e s N E T E S U s e r ’ s G u i d e Interfaces & Devices Serial interface SPI interface USB host interfaceI2C interface LCD interface SD card interface How to set the initial system date and timeCompact flash interface Real time clock RTC PCI interface CD contents Appendix aRelated documentation RelNotes.txt Install.shReadme.txt Docs Images ConnectCore 9P 9750 CC9P9750 SetupConnectCore 9P 9360 CC9P9360 Hardware ConnectCore 9P 9360 / ConnectCore 9P Memory layoutsFlash memory layout Sdram memory layout Textbase N E T E S U s e r ’ s G u i d e Boot command reference Appendix B O o t c o m m a n d r e f e r e n c e Skipped CC9C CCXP270 UNC90 User keys Example A9M24x0