daadiolib.h

来自「Vxworks的培训教程,大家分享下啊,」· C头文件 代码 · 共 34 行

#ifndef DAADIOLIB
#define DAADIOLIB

#include "vxWorks.h"

/* Registers
 *
 * ILS	Interrupt Level Select		IRQ level (1-7)
 * IVS	Interrupt Vector Select		interrupt number (0-255)
 * IMS  Interrupt Module Select		modules which can generate an interrupt
 * ISM  Interrupt Source Module		module which did generate the interrupt
 */

#define	DAADIO_INT_LEV_SEL_OFF	0x61	/* Offset of ILS register */
#define	DAADIO_INT_MOD_SEL_OFF	0x63	/* Offset of IMS register */
#define	DAADIO_INT_VEC_SEL_OFF	0x67	/* Offset of IVS register */
#define	DAADIO_INT_SRC_MOD_OFF	0x69	/* Offset of ISM register */

#define DAADIO_PIO_INT_SEL		1		/* Bit to select PIO interrupts in
										   IMS register */

typedef struct
	{
	char *		baseAddr;		/* local address of DAADIO registers	*/
	BOOL 		initialized;	/* indicates if DAADIO initialized 		*/
	UINT8		intModSel;		/* current status of IMS register	 	*/
	UINT8 *		pIntModSel;		/* pointer to IMS register				*/
	UINT8 * 	pIntSrcMod;		/* pointer to ISM register				*/
	UINT8 *		pIntVecSel;		/* pointer to IVS register				*/
	UINT8 *		pIntLevSel;		/* pointer to ILS register				*/
	} DAADIO;

#endif DAADIOLIB