Logo Search packages:      
Sourcecode: linux version File versions  Download package

synch.h

#ifndef _ASM_POWERPC_SYNCH_H 
#define _ASM_POWERPC_SYNCH_H 
#ifdef __KERNEL__

#include <linux/stringify.h>
#include <asm/feature-fixups.h>

#ifndef __ASSEMBLY__
extern unsigned int __start___lwsync_fixup, __stop___lwsync_fixup;
extern void do_lwsync_fixups(unsigned long value, void *fixup_start,
                       void *fixup_end);

static inline void eieio(void)
{
      __asm__ __volatile__ ("eieio" : : : "memory");
}

static inline void isync(void)
{
      __asm__ __volatile__ ("isync" : : : "memory");
}
#endif /* __ASSEMBLY__ */

#if defined(__powerpc64__)
#    define LWSYNC      lwsync
#elif defined(CONFIG_E500)
#    define LWSYNC                              \
      START_LWSYNC_SECTION(96);                 \
      sync;                               \
      MAKE_LWSYNC_SECTION_ENTRY(96, __lwsync_fixup);
#else
#    define LWSYNC      sync
#endif

#ifdef CONFIG_SMP
#define ISYNC_ON_SMP    "\n\tisync\n"
#define LWSYNC_ON_SMP   stringify_in_c(LWSYNC) "\n"
#else
#define ISYNC_ON_SMP
#define LWSYNC_ON_SMP
#endif

#endif /* __KERNEL__ */
#endif      /* _ASM_POWERPC_SYNCH_H */

Generated by  Doxygen 1.6.0   Back to index