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/*
* Copyright 2005-2008 Analog Devices Inc.
*
* Licensed under the GPL-2 or later
*/
#ifndef _MACH_FIO_FLAG_H
#define _MACH_FIO_FLAG_H
#include <asm/blackfin.h>
#include <asm/irqflags.h>
#if ANOMALY_05000311
#define BFIN_WRITE_FIO_FLAG(name) \
static inline void bfin_write_FIO_FLAG_##name(unsigned short val) \
{ \
unsigned long flags; \
flags = hard_local_irq_save(); \
bfin_write16(FIO_FLAG_##name, val); \
bfin_read_CHIPID(); \
hard_local_irq_restore(flags); \
}
BFIN_WRITE_FIO_FLAG(D)
BFIN_WRITE_FIO_FLAG(C)
BFIN_WRITE_FIO_FLAG(S)
BFIN_WRITE_FIO_FLAG(T)
#define BFIN_READ_FIO_FLAG(name) \
static inline u16 bfin_read_FIO_FLAG_##name(void) \
{ \
unsigned long flags; \
u16 ret; \
flags = hard_local_irq_save(); \
ret = bfin_read16(FIO_FLAG_##name); \
bfin_read_CHIPID(); \
hard_local_irq_restore(flags); \
return ret; \
}
BFIN_READ_FIO_FLAG(D)
BFIN_READ_FIO_FLAG(C)
BFIN_READ_FIO_FLAG(S)
BFIN_READ_FIO_FLAG(T)
#else
#define bfin_write_FIO_FLAG_D(val) bfin_write16(FIO_FLAG_D, val)
#define bfin_write_FIO_FLAG_C(val) bfin_write16(FIO_FLAG_C, val)
#define bfin_write_FIO_FLAG_S(val) bfin_write16(FIO_FLAG_S, val)
#define bfin_write_FIO_FLAG_T(val) bfin_write16(FIO_FLAG_T, val)
#define bfin_read_FIO_FLAG_T() bfin_read16(FIO_FLAG_T)
#define bfin_read_FIO_FLAG_C() bfin_read16(FIO_FLAG_C)
#define bfin_read_FIO_FLAG_S() bfin_read16(FIO_FLAG_S)
#define bfin_read_FIO_FLAG_D() bfin_read16(FIO_FLAG_D)
#endif
#endif /* _MACH_FIO_FLAG_H */
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