bitfield.h File Reference

#include "hal/arch/vsf_arch.h"

Go to the source code of this file.

Macros
#define	__bf_shf(__mask)
#define	FIELD_GET(__MASK, __VAL)
#define	FIELD_PREP(__MASK, __VAL)
#define	FIELD_FIT(__MASK, __VAL)

Macro Definition Documentation

__bf_shf

#define __bf_shf

(

__mask

)

Value:

vsf_ffs32(__mask)

FIELD_GET

#define FIELD_GET	(		__MASK,
			__VAL )

Value:

(((__VAL) & (__MASK)) >> __bf_shf(__MASK))

FIELD_PREP

#define FIELD_PREP	(		__MASK,
			__VAL )

Value:

(((__VAL) << __bf_shf(__MASK)) & (__MASK))

FIELD_FIT

#define FIELD_FIT	(		__MASK,
			__VAL )

Value:

!(((__VAL) << __bf_shf(__MASK)) & ~(__MASK))