s12intv1.h

飞思卡尔液带晶驱动的MCU例程 飞思卡尔液带晶驱动的MCU例程

/*****************************************************************************/
/*                                             COPYRIGHT (c) FREESCALE 2005  */
/*                                                                           */
/* File Name          :    $RCSfile: S12INTV1.h,v $					           */
/*                                                                           */
/* Current Revision :      $Revision: 1.0 $                                  */
/*                                                                           */
/* PURPOSE: header file for S12X Interrupt register block	    			     */
/*                                                                           */
/*  ***********************************************************************  */
/*  *  THIS CODE IS ONLY INTENDED AS AN EXAMPLE OF CODE FOR THE           *  */
/*  *  METROWERKS COMPILER AND THE S12X EVB AND HAS ONLY BEEN GIVEN A     *  */
/*  *  MIMIMUM LEVEL OF TEST. IT IS PROVIDED 'AS SEEN' WITH NO GUARANTEES *  */
/*  *  AND NO PROMISE OF SUPPORT.                                         *  */
/*  ***********************************************************************  */
/*                                                                           */
/* DESCRIPTION:  Defines the s12x Interrupt register block as a              */
/*               datastructure of type tINTERRUPT.                           */
/*                                                                           */
/* UPDATE HISTORY                                                            */
/* REV  AUTHOR    DATE        DESCRIPTION OF CHANGE                          */
/* ---  ------    --------    ---------------------                          */
/* 1.0  r32151    24/02/05    Initial coding based on s12x_interrupt.h       */
/*                                                                           */
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#ifndef S12INTV1_H			/*prevent duplicated includes */
#define S12INTV1_H

#ifndef S12_COMMON_H		   /*prevent duplicated includes */
#include "s12_common.h"
#endif


typedef union uINT_CFDATA
  {
  tU08	byte;
  struct
    {
    tU08 priolvl:3;		/* priority level */
    tU08 rsv	:4;
    tU08 rqst	:1;		/* Xgate request */
    }bit;
  }tINT_CFDATA;

#define PRIOLVL0	0	
#define PRIOLVL1	1
#define PRIOLVL2	2
#define PRIOLVL3	3
#define PRIOLVL4	4
#define PRIOLVL5	5
#define PRIOLVL6	6
#define PRIOLVL7	7
#define RQST		0x80	/*bit mask	*/


typedef struct				   /* Interrupt module used on the S12XDP256	*/
  {
           tU08		  rsv0;	        /* reserved (maintaining memory map)	     */
  volatile tU08        ivbr;          /* Interrupt Vector Base Register         */
           tU08		  rsv2;	        /* reserved (maintaining memory map)	     */
           tU08		  rsv3;	        /* reserved (maintaining memory map)	     */
           tU08		  rsv4;	        /* reserved (maintaining memory map)	     */
           tU08        rsv5;	        /* reserved (maintaining memory map)	     */
  volatile tU08        int_xgprio;    /* Xgate Interrupt Priority Config Reg     */
  volatile tU08        int_cfaddr;    /* Interrupt Request Config Address Reg    */
  volatile tINT_CFDATA int_cfdata[8]; /* Interrupt Request Config Data Registers */
  }tINT;

#endif /* S12INTV1_H	*/