iomap.h

#ifndef _SYSIO_IOMAP_H_
#define _SYSIO_IOMAP_H_
#include <sysio/defs.h>
#ifdef __cplusplus
  extern "C" {
#endif
/* ========================================================================== */

/* structures =============================================================== */

typedef struct xIoMap xIoMap;

/* internal public functions ================================================ */
xIoMap * xIoMapOpen (unsigned long base, unsigned int size);

int iIoMapClose (xIoMap *p);


bool bIoMapIsOpen (const xIoMap *p);

unsigned long ulIoMapBase (const xIoMap *p);

unsigned int uIoMapSize (const xIoMap *p);

volatile unsigned int * pIo(const xIoMap *p, unsigned int offset);

/* ========================================================================== */
#ifdef __cplusplus
  }
#endif
#endif /*_SYSIO_IOMAP_H_ defined */