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/*
* $Id$
*/
#ifndef _RTEMS_POWERPC_CACHE_H
#define _RTEMS_POWERPC_CACHE_H
#include <rtems/powerpc/powerpc.h> /* for PPC_D_CACHE */
#ifdef _OLD_EXCEPTIONS
#if (PPC_D_CACHE != 0)
#define _CPU_Data_Cache_Block_Flush( _address ) \
do { register void *__address = (_address); \
register uint32_t _zero = 0; \
asm volatile ( "dcbf %0,%1" : \
"=r" (_zero), "=r" (__address) : \
"0" (_zero), "1" (__address) \
); \
} while (0)
#else
#define _CPU_Data_Cache_Block_Flush( _address ) /* nop */
#endif
/*
* FIXME: This is not used anywhere.
*/
#if (PPC_D_CACHE != 0)
#define _CPU_Data_Cache_Block_Invalidate( _address ) \
do { register void *__address = (_address); \
register uint32_t _zero = 0; \
asm volatile ( "dcbi %0,%1" : \
"=r" (_zero), "=r" (__address) : \
"0" (_zero), "1" (__address) \
); \
} while (0)
#else
#define _CPU_Data_Cache_Block_Invalidate( _address ) /* nop */
#endif
#endif
#endif
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