rzkinstallinterrupthandler.c

zilog的实时操作系统RZK,可以移植到多种处理器上

/*
* File				:	RZKInstallInterruptHandler.c
*
* Description		:	This file defines RZKInstallInterruptHandler routine.
* 
* Copyright 2004 ZiLOG Inc.  ALL RIGHTS RESERVED.
*
* This file contains unpublished confidential and proprietary information
* of ZiLOG, Inc.
* NO PART OF THIS WORK MAY BE DUPLICATED, STORED, PUBLISHED OR DISCLOSED 
* IN ANY FORM WITHOUT THE PRIOR WRITTEN CONSENT OF ZiLOG, INC.
* This is not a license and no use of any kind of this work is authorized
* in the absence of a written license granted by ZiLOG, Inc. in ZiLOG's 
* sole discretion 
*/
#include "ZSysgen.h"
#include "ZTypes.h"
#include "ZInterrupt.h"

/** extern functions */
extern RZK_PTR_t *GetIntrTableBase(void);
extern UINT32 RZK_JUMP_TAB_BASE ;
extern UINT32 RZK_JUMP_TAB_BASE_RAM ;

/* Function			:	dummy_func
*
* Description		:	This function returns interrupt vector based on interrupt number
* 
* Inputs			:	nIntNum - This is the interrupt ID
*							
* Outputs			:	None.
*
* Dependencies		:	None.
*/
/*#ifdef _IAR_CODE
unsigned char* dummy_func( RZK_INTERRUPT_NUM_t nIntNum )
{
	void *pVectBase ;
	
	pVectBase = ( void * ) GetIntrTableBase() ;

    return (( unsigned char * )pVectBase + (nIntNum << 2 ) + 0x40);
}
#endif*/

/* Function			:	RZKInstallInterruptHandler
*
* Description		:	This function installs the specified interrupt
*						handler.
* 
* Inputs			:	pHandleFunc - This is the pointer to the 
*						code for interrrupt handling.
*						mInterruptNum - This is the interrupt ID.
*							
* Outputs			:	None.
*							
*
* Dependencies		:	None.
*/
extern void set_vector( UINT16 vector, void(*handler)(void));
extern UINT8 HwInitFlag;

RZK_FNP_ISR RZKInstallInterruptHandler
(	
	RZK_FNP_ISR pHandleFunc,
	RZK_INTERRUPT_NUM_t nInterruptNum
)
{
	set_vector( nInterruptNum, pHandleFunc ) ;

	return pHandleFunc ;
}