barrier.h File Reference

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Macros
#define	mb()   __asm__ __volatile__ ("sync" : : : "memory")
#define	rmb()   __asm__ __volatile__ ("sync" : : : "memory")
#define	wmb()   __asm__ __volatile__ ("sync" : : : "memory")
#define	read_barrier_depends()   do { } while(0)
#define	set_mb(var, value)   do { var = value; mb(); } while (0)
#define	smp_mb()   barrier()
#define	smp_rmb()   barrier()
#define	smp_wmb()   barrier()
#define	smp_read_barrier_depends()   do { } while(0)
#define	data_barrier(x)   asm volatile("twi 0,%0,0; isync" : : "r" (x) : "memory");

Macro Definition Documentation

#define data_barrier

(

x

)

asm volatile("twi 0,%0,0; isync" : : "r" (x) : "memory");

Definition at line 65 of file barrier.h.

#define mb

(

void

)

__asm__ __volatile__ ("sync" : : : "memory")

Definition at line 33 of file barrier.h.

#define read_barrier_depends

(

)

do { } while(0)

Definition at line 36 of file barrier.h.

#define rmb

(

)

__asm__ __volatile__ ("sync" : : : "memory")

Definition at line 34 of file barrier.h.

#define set_mb	(		var,
			value
	)		do { var = value; mb(); } while (0)

Definition at line 38 of file barrier.h.

#define smp_mb

(

)

barrier()

Definition at line 53 of file barrier.h.

#define smp_read_barrier_depends

(

)

do { } while(0)

Definition at line 56 of file barrier.h.

#define smp_rmb

(

)

barrier()

Definition at line 54 of file barrier.h.

#define smp_wmb

(

)

barrier()

Definition at line 55 of file barrier.h.

#define wmb

(

)

__asm__ __volatile__ ("sync" : : : "memory")

Definition at line 35 of file barrier.h.