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#ifndef __ASM_CRIS_ARCH_ATOMIC__
#define __ASM_CRIS_ARCH_ATOMIC__
#include <linux/spinlock_types.h>
extern void cris_spin_unlock(void *l, int val);
extern void cris_spin_lock(void *l);
extern int cris_spin_trylock(void* l);
#ifndef CONFIG_SMP
#define cris_atomic_save(addr, flags) local_irq_save(flags);
#define cris_atomic_restore(addr, flags) local_irq_restore(flags);
#else
extern spinlock_t cris_atomic_locks[];
#define LOCK_COUNT 128
#define HASH_ADDR(a) (((int)a) & 127)
#define cris_atomic_save(addr, flags) \
local_irq_save(flags); \
cris_spin_lock((void *)&cris_atomic_locks[HASH_ADDR(addr)].raw_lock.slock);
#define cris_atomic_restore(addr, flags) \
{ \
spinlock_t *lock = (void*)&cris_atomic_locks[HASH_ADDR(addr)]; \
__asm__ volatile ("move.d %1,%0" \
: "=m" (lock->raw_lock.slock) \
: "r" (1) \
: "memory"); \
local_irq_restore(flags); \
}
#endif
#endif
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