25
ROM-5420 User Manual
Chapter 3
S
oftware
Functionality
3.3
Set up Build Environment
All instructions in this guide are based on Ubuntu 10.04 LTS developing environment.
Please install the Ubuntu 10.04 LTS at your PC/NB in advance.
When you obtain the ROM-5420 Linux source code package, please refer to follow-
ing instructions to extract to your developing environment:
1.
Copy "5420LBVxxxx.tar.bz2" package to your desktop. “xxxx” is the version of
the BSP source code.
2.
Start your "Terminal" on Ubuntu 10.04 LTS.
3.
$sudo su
(Change to “root” authority)
4.
Input user password
5.
#cd Desktop/
6.
#tar xvf 5420LBVxxxx.tar.bz2
(Unzip file)
7.
Then you can see folder "
7420LBVxxxx
" on desktop.
Advantech offer you a script to setup the developing environment quickly. You can
refer following steps to setup your developing environment:
1.
Open "Terminal" on Ubuntu 10.04 LTS.
2.
$sudo su
(Change to “root” authority)
3.
Input user password
4.
Change directory to BSP's scripts folder
5.
#. setenv.sh
(To configure the developing environment automatically)
6.
Then you can start to code the source code, build images, or compile applica-
tions.
3.3.1
setenv.sh
This script is used to configure the developing environment quickly. It will configure
the folder paths for system, and you can also add/modify the setenv.sh by yourself if
you have added/changed the folders and paths.
The major part of setenv.sh is shown as follows:
export SRCROOT=${PWD}/..
export CC_PATH=${SRCROOT}/cross_compiler/fsl-linaro-toolchain
export CROSS_COMPILE=${CC_PATH}/bin/arm-none-linux-gnueabi-
export CC=${CROSS_COMPILE}gcc
export STRIP=${CROSS_COMPILE}strip
export ARCH=arm
export KROOT=${SRCROOT}/source/linux-3.0.35
export ADVBOOT_SOURCE=${SRCROOT}/source/u-boot-2009.08
export UBOOT_SOURCE=${SRCROOT}/source/u-boot-2009.08
export ROOTFS=${SRCROOT}/image/rootfs
export LOG=${SRCROOT}/Build.log
export PATH=${CC_PATH}/bin:${UBOOT_SOURCE}/tools:$PATH
