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/*
* Common header file for Blackfin family of processors.
*
* Copyright 2004-2009 Analog Devices Inc.
*
* Licensed under the GPL-2 or later.
*/
#ifndef _BLACKFIN_H_
#define _BLACKFIN_H_
#include <mach/anomaly.h>
#ifndef __ASSEMBLY__
/* SSYNC implementation for C file */
static inline void SSYNC(void)
{
int _tmp;
if (ANOMALY_05000312)
__asm__ __volatile__(
"cli %0;"
"nop;"
"nop;"
"ssync;"
"sti %0;"
: "=d" (_tmp)
);
else if (ANOMALY_05000244)
__asm__ __volatile__(
"nop;"
"nop;"
"nop;"
"ssync;"
);
else
__asm__ __volatile__("ssync;");
}
/* CSYNC implementation for C file */
static inline void CSYNC(void)
{
int _tmp;
if (ANOMALY_05000312)
__asm__ __volatile__(
"cli %0;"
"nop;"
"nop;"
"csync;"
"sti %0;"
: "=d" (_tmp)
);
else if (ANOMALY_05000244)
__asm__ __volatile__(
"nop;"
"nop;"
"nop;"
"csync;"
);
else
__asm__ __volatile__("csync;");
}
#else /* __ASSEMBLY__ */
#define LO(con32) ((con32) & 0xFFFF)
#define lo(con32) ((con32) & 0xFFFF)
#define HI(con32) (((con32) >> 16) & 0xFFFF)
#define hi(con32) (((con32) >> 16) & 0xFFFF)
/* SSYNC & CSYNC implementations for assembly files */
#define ssync(x) SSYNC(x)
#define csync(x) CSYNC(x)
#if ANOMALY_05000312
#define SSYNC(scratch) cli scratch; nop; nop; SSYNC; sti scratch;
#define CSYNC(scratch) cli scratch; nop; nop; CSYNC; sti scratch;
#elif ANOMALY_05000244
#define SSYNC(scratch) nop; nop; nop; SSYNC;
#define CSYNC(scratch) nop; nop; nop; CSYNC;
#else
#define SSYNC(scratch) SSYNC;
#define CSYNC(scratch) CSYNC;
#endif /* ANOMALY_05000312 & ANOMALY_05000244 handling */
#endif /* __ASSEMBLY__ */
#include <asm/mem_map.h>
#include <mach/blackfin.h>
#include <asm/bfin-global.h>
#endif /* _BLACKFIN_H_ */
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