该文件为ARM7硬件平台的C语言启动代码，用于分配中断向量表，初始化ISR地址，初始化堆栈空间， 初始化应用程序执行环境，配置存储器系统，设定时钟周期，呼叫主应用程序。基于S3C44B0的ARM7硬件平台的启动代码-The hardware platform documentation for the ARM7 startup code of C language for the distribution of interrupt vector table, initialize ISR address space to initialize the stack, the application execution environment initialization, configuration, memory system, set the clock cycle, call the main application. S3C44B0' s ARM7-based hardware platform start-up code