本文提出了一个基于PowerPC 的高性能嵌入式SMP 系统设计方案,该系统使用高性能的处理器MPC7448,具备优秀的计算性能。文章介绍了SMP 系统的特点,对该系统各个功能模块进行了分析与设计,并详细介绍了系统启动程序和Linux 系统的移植过程。 关键词: PowerPC;嵌入式系统;对称多处理 【Abstract】This paper introduces a high-performance embedded SMP system based on PowerPC, which uses high performance processor MPC7448, and has excellent computational performance. In the paper, characteristics of SMP system are described; each module in the system is analyzed and designed; porting process of both bootloader and Linux is also explained in detail. 【Key words】PowerPC;Embedded System;SMP