COM iMX25 Linux

Virtual machine for development

• Get the VMware player

• Debian Squeeze VMware Image (zipx Archiv)

Building your own Kernel

Sources for the iMX25 Kernel:

• Kernel version: 2.6.38

• Kernel patch

• Kernel configuration

How to build a kernel:

1. tar xfjv linux-2.6.38.tar.bz2
2. cd /kernel/path
3. patch -p1 ...
4. cp .config /kernel/path
5. ARCH=arm CROSS_COMPILE=arm-none-linux-gnueabi- make uImage

The uImage file will you find in ../build-linux/arch/arm/boot

How to use our root file system

1. Format a SD card with ext3 file system
2. Copy root file system onto the SD card
   -Start terminal 
   -su
   -chmod 755 /directory/of/the/SD-card
   -cd /directory/of/the/SD-card
   -tar jxvf rootFS_file.tar.bz2

Debian system

Calibrating the touchscreen

TSLIB_TSDEVICE=/dev/input/event0 ts_calibrate

Running example Qt Apps

QWS_MOUSE_PROTO=Tslib:/dev/input/event0 /usr/qt/demos/demoname/demoname -qws
For the Qt-Browser change demoname to browser

Login/Shutdown system

Name:     root
password: foo

shutdown -h now

Busybox system

Calibrating the touchscreen

TSLIB_TSDEVICE=/dev/event0 ts_calibrate

Running example Qt Apps

QWS_MOUSE_PROTO=Tslib:/dev/event0 /usr/qt/demos/demoname/demoname -qws
For the Qt-Browser change demoname to browser

Login/Shutdown system

Name: root

halt