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    关于中断的问题
    作者:ANITAZ 时间:2006-5-24 16:51:36

    那位大侠帮我看看下面这个中断程序具体的执行顺序是什么啊?我写到机子里,编译老出错。

    注:我是新手

    /*includes*/
    #include "vxWorks.h"
    #include "intLib.h"
    #include "taskLib.h"
    #include "logLib.h"
    #include "iv.h"
    #include "stdio.h"


    /*function prototypes*/
    void interruptHandler(int);
    void interruptCatcher(void);


    /*global*/
    #define INTERRUPT_NUM 2
    #define INTERRUPT_LEVEL 65
    #define ITER1 40
    #define LONG_TIME 1000000
    #define PRIORITY 100
    #define ONE_SECOND 100

     

    void interruptGenerator(void)
    {
    int i,taskId;
    STATUS taskAlive;
    if((taskId=taskSpawn("interruptCatcher",PRIORITY,0x100,20000,(FUNCPTR)interruptCatcher,0,0,0,0,0,0,0,0,0,0))==ERROR)
       logMsg("taskSpawn interruptCatcher failed\n",0,0,0,0,0,0);

    for(i=0;i<ITER1;i++)
         {
          taskDelay(ONE_SECOND);
          if((taskAlive=taskIdVerify(taskId))==OK)
              {
              logMsg("+++++++++++++++++++++Interrupt generated\n",0,0,0,0,0,0);
              }
          else
             break;
         }
    logMsg("\n***************interruptGenerator Exited****************\n\n\n\n",0,0,0,0,0,0);
    }


    void interruptCatcher(void)
    {
    int i=0,j=0;
    STATUS  connectId;
    //if((connectId=intConnect(INUM_TO_IVEC(INTERRUPT_LEVEL),(VOIDFUNCPTR)interruptHandler,i))==ERROR)
    if(intConnect(INUM_TO_IVEC(INTERRUPT_LEVEL),(VOIDFUNCPTR)interruptHandler,0) == ERROR)
        logMsg("intConnect failed\n",0,0,0,0,0,0);

    for(i=0;i<ITER1;i++)
          {
           for(j=0;j<LONG_TIME;j++);
           logMsg("Normal processing in interruptCatcher\n",0,0,0,0,0,0);
          }
     logMsg("+++++++++++++++++++++InterruptCatcher Exited\n",0,0,0,0,0,0);
    }


    void interruptHandler(int arg)
    {
    int i;

    logMsg("-----------------------interrupt caught\n",0,0,0,0,0,0);
    for(i=0;i<5;i++)
         logMsg("interrupt processing\n",0,0,0,0,0,0);
     }

    -------------------------------------------------------------------------------------------------------------------------------------------------------------------


    作者:月下苍狼 时间:2006-5-24 17:12:42

    编译出错就查看出错信息

    -------------------------------------------------------------------------------------------------------------------------------------------------------------------



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