svc.c

ARM公司ATC培训的所有练习源码

#include "cortexm3.h"
#include "svc.h"
#include <stdio.h>

#if defined SVCHANDLER
void SVCHandler(unsigned int svc_number, unsigned int arg1, unsigned int arg2, unsigned int arg3)
{
    switch(svc_number)
    {
        case SVC_MESSAGE:
            printf("%s\n\r",(const char*) arg1);
        break;

        default:
            /* Unknown SVC */
            break;
    }
}
#endif