内容简介 ：
介绍了移植RedBoot过程中需要修改的与boot相关的文件；总体上描述了移植的过程；给出了各个具体的移植步骤的描述；描述了与移植相关的GPIO及串口设备的修改配置。
4.1 Modifications of Boot-Related Files
4.2 Overview of Porting
4.3 Porting Instruction
Step 1: Find a baseline HAL platform.
Step 2: Filename changes.
Step 3: CDL script file modification.
Step 4: eCos repository database file modification.
Step 5: HAL initialisation file modification.
Step 6: Building RedBoot.
Step 7: Installing RedBoot on DSLMU board.
Step 8: RedBoot connection via minicom.
Step 9: RedBoot connection via GDB.
Step 10: Building eCos and applications.
4.4 Additional Packages
I/O Sub-System
Common Error Code Support
Serial Device Driver