cop.h

来自「MC56F802BLDC 可以使用的算法 就是电机启动有点慢」· C头文件 代码 · 共 129 行

/*****************************************************************************
*
* Motorola Inc.
* (c) Copyright 2001 Motorola, Inc.
* ALL RIGHTS RESERVED.
*
******************************************************************************
*
* File Name: cop.h
*
* Description: COP (Computer Operating Properly - Watchdog) driver macros
*              and definitions
*
* Modules Included: none
*
*****************************************************************************/


#ifndef __COP_H
#define __COP_H

/************************************************************
* COP module identifier, corresponds to module base address
*************************************************************/
#define COP (&ArchIO.Cop)


/***************************************************
* COP ioctl commands
****************************************************/
/* command                    |        Param       */
/* COP peripheral initialization according static config in AppConfig.h */
#define COP_INIT				/* null */

/* COP peripheral enable/disable - functional only if COP Write protect Bit (CWP) is not set */
/* - functional only if COP Write protect Bit (CWP) is not set */
#define COP_DEVICE				/* enable(1)/disable(0) */

/* COP peripheral write protect  - functional only if COP Write protect Bit (CWP) is not set */
/* if this command is issued any subsequent write to COPCTL (COP Control Reg.) is blocked */
/* untill the chip RESET */
#define COP_WRITE_PROTECT

/* write COP timeout interval - Tout = 1/(CPUclock/(16384*ToutValue))  */
/* - functional only if COP Write protect Bit (CWP) is not set */
#define COP_SET_TIMEOUT 		/* ToutValue */

/* control the state of COP in WAIT and STOP mode */
/* - functional only if COP Write protect Bit (CWP) is not set */
#define COP_RUN_IN_STOP			/* run enable(1)/disable(0) in STOP mode */	
#define COP_RUN_IN_WAIT			/* run enable(1)/disable(0) in WAIT mode */	


/* clear COP counter - service to be used in program */
/* loop before COP timeout expiration to prevent COP reset */
#define COP_CLEAR_COUNTER		/* NULL */


/****************************************************************************
* COP constants and type declarations used in the ioctl functions
*****************************************************************************/

#define COP_CSEN   0x0008
#define COP_CWEN   0x0004
#define COP_CEN    0x0002
#define COP_CWP    0x0001

#define COP_ENABLE 	1
#define COP_DISABLE 0

/****************************************************************************
* COP function prototypes
*****************************************************************************/
extern void cop_Init(arch_sCOP *pCopBase);

/***********************************************************************
* COP control command macros
***********************************************************************/
/* COP initialization */
#define ioctlCOP_INIT(pCopBase,param) cop_Init((arch_sCOP*)pCopBase)

/* COP peripheral enable/disable - functional only if COP Write protect Bit (CWP) is not set */
#define ioctlCOP_DEVICE(pCopBase,param) \
 if (param) periphBitSet(COP_CEN, (UWord16 *) &((arch_sCOP*)pCopBase)->ControlReg); \
 else periphBitClear(COP_CEN, (UWord16 *) &((arch_sCOP*)pCopBase)->ControlReg)


/* COP peripheral write protect  - functional only if COP Write protect Bit (CWP) is not set */
/* if this command issued any subsequent write to COPCTL (COP Control Reg.) is blocked */
#define ioctlCOP_WRITE_PROTECT(pCopBase,param) periphBitSet(COP_CWP, \
                              (UWord16 *) &((arch_sCOP*)pCopBase)->ControlReg)

/* COP Run in Stop mode enable/disable */
#define ioctlCOP_RUN_IN_STOP(pCopBase,param) \
 if (param) periphBitSet(COP_CSEN, (UWord16 *) &((arch_sCOP*)pCopBase)->ControlReg); \
 else periphBitClear(COP_CSEN, (UWord16 *) &((arch_sCOP*)pCopBase)->ControlReg)

/* COP Run in Stop mode enable/disable */
#define ioctlCOP_RUN_IN_WAIT(pCopBase,param) \
 if (param) periphBitSet(COP_CWEN, (UWord16 *) &((arch_sCOP*)pCopBase)->ControlReg); \
 else periphBitClear(COP_CWEN, (UWord16 *) &((arch_sCOP*)pCopBase)->ControlReg)

/* set COP timeout interval, param value is decremented before write to timeout reg */
#define ioctlCOP_SET_TIMEOUT(pCopBase,param) periphMemWrite(((UWord16)(param)-1) & 0x0FFF, \
                            (UWord16 *) &((arch_sCOP*)pCopBase)->TimeoutReg)

/* clear(service) COP timer */
#define ioctlCOP_CLEAR_COUNTER(pCopBase,param) {periphMemWrite(0x5555, \
                              (UWord16 *) &((arch_sCOP*)pCopBase)->ServiceReg);\
 				              periphMemWrite(0xAAAA, \
                              (UWord16 *) &((arch_sCOP*)pCopBase)->ServiceReg);}


/***********************************************************************
* COP static configuration items
***********************************************************************/
/* these items should be added to AppConfig.h config file and appropriate
   init values should be chosen. It is also possible to generate AppConfig.h
   by graphic configuration tool
*/

/*
#define COP_TIMEOUT_REG 0x0FFF
#define COP_CONTROL_REG 0x0002
*/


#endif