kernel-ark/include/asm-blackfin/blackfin.h
Robin Getz 4bf3f3cbb6 Blackfin arch: update ANOMALY handling
update lists for 533, 537, and add SSYNC workaround into assembly files.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
2007-06-21 11:34:16 +08:00

115 lines
2.7 KiB
C

/*
* Common header file for blackfin family of processors.
*
*/
#ifndef _BLACKFIN_H_
#define _BLACKFIN_H_
#define LO(con32) ((con32) & 0xFFFF)
#define lo(con32) ((con32) & 0xFFFF)
#define HI(con32) (((con32) >> 16) & 0xFFFF)
#define hi(con32) (((con32) >> 16) & 0xFFFF)
#include <asm/mach/blackfin.h>
#include <asm/bfin-global.h>
#ifndef __ASSEMBLY__
/* SSYNC implementation for C file */
#if defined(ANOMALY_05000312) && defined(ANOMALY_05000244)
static inline void SSYNC (void)
{
int _tmp;
__asm__ __volatile__ ("cli %0;\n\t"
"nop;nop;\n\t"
"ssync;\n\t"
"sti %0;\n\t"
:"=d"(_tmp):);
}
#elif defined(ANOMALY_05000312) && !defined(ANOMALY_05000244)
static inline void SSYNC (void)
{
int _tmp;
__asm__ __volatile__ ("cli %0;\n\t"
"ssync;\n\t"
"sti %0;\n\t"
:"=d"(_tmp):);
}
#elif !defined(ANOMALY_05000312) && defined(ANOMALY_05000244)
static inline void SSYNC (void)
{
__asm__ __volatile__ ("nop; nop; nop;\n\t"
"ssync;\n\t"
::);
}
#elif !defined(ANOMALY_05000312) && !defined(ANOMALY_05000244)
static inline void SSYNC (void)
{
__asm__ __volatile__ ("ssync;\n\t");
}
#endif
/* CSYNC implementation for C file */
#if defined(ANOMALY_05000312) && defined(ANOMALY_05000244)
static inline void CSYNC (void)
{
int _tmp;
__asm__ __volatile__ ("cli %0;\n\t"
"nop;nop;\n\t"
"csync;\n\t"
"sti %0;\n\t"
:"=d"(_tmp):);
}
#elif defined(ANOMALY_05000312) && !defined(ANOMALY_05000244)
static inline void CSYNC (void)
{
int _tmp;
__asm__ __volatile__ ("cli %0;\n\t"
"csync;\n\t"
"sti %0;\n\t"
:"=d"(_tmp):);
}
#elif !defined(ANOMALY_05000312) && defined(ANOMALY_05000244)
static inline void CSYNC (void)
{
__asm__ __volatile__ ("nop; nop; nop;\n\t"
"ssync;\n\t"
::);
}
#elif !defined(ANOMALY_05000312) && !defined(ANOMALY_05000244)
static inline void CSYNC (void)
{
__asm__ __volatile__ ("csync;\n\t");
}
#endif
#else /* __ASSEMBLY__ */
/* SSYNC & CSYNC implementations for assembly files */
#define ssync(x) SSYNC(x)
#define csync(x) CSYNC(x)
#if defined(ANOMALY_05000312) && defined(ANOMALY_05000244)
#define SSYNC(scratch) cli scratch; nop; nop; SSYNC; sti scratch;
#define CSYNC(scratch) cli scratch; nop; nop; CSYNC; sti scratch;
#elif defined(ANOMALY_05000312) && !defined(ANOMALY_05000244)
#define SSYNC(scratch) cli scratch; nop; nop; SSYNC; sti scratch;
#define CSYNC(scratch) cli scratch; nop; nop; CSYNC; sti scratch;
#elif !defined(ANOMALY_05000312) && defined(ANOMALY_05000244)
#define SSYNC(scratch) nop; nop; nop; SSYNC;
#define CSYNC(scratch) nop; nop; nop; CSYNC;
#elif !defined(ANOMALY_05000312) && !defined(ANOMALY_05000244)
#define SSYNC(scratch) SSYNC;
#define CSYNC(scratch) CSYNC;
#endif /* ANOMALY_05000312 & ANOMALY_05000244 handling */
#endif /* __ASSEMBLY__ */
#endif /* _BLACKFIN_H_ */