1 Environment Requirements and Limitations 1.1 OS Linux Ubuntu 9.10, RedHat Enterprise Server 5.4, RedHat Enterprise Server 5.5 1.2 Compilation tool chain arm-eabi-4.2.1 (can get from released SW package, prebuilt/linux-x86/toolchain/arm-eabi-4.2.1) gcc 4.1.2 JDK1.5(JRE alone is NOT sufficient), 1.6