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v1.2.2

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刘可亮
2025-10-21 13:59:50 +08:00
parent 33c375efac
commit 3e10f578d3
7070 changed files with 998841 additions and 1402535 deletions
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89
bsp/peripheral/wireless/hugeic/include/linux/atomic.h Normal file
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#ifndef _LINUX_ATOMIC_H_
#define _LINUX_ATOMIC_H_
#if defined(__MBED__)
#include "os/mbed/atomic.h"
#elif defined(__WINDOWS__)
#include "os/win/atomic.h"
#elif defined(__LINUX__)
#include "os/linux/atomic.h"
#elif defined(__CSKY__)
#include "os/c-sky/atomic.h"
#else
//#include "porting/atomic.h"
#endif
typedef struct {
unsigned int counter;
} atomic_t;
typedef struct {
unsigned long long counter;
} atomic64_t;
#define atomic64_read(v) ((v)->counter)
#define atomic_read(v) ((v)->counter)
#define atomic_set(v,i) ({ \
unsigned int __mask__ = sys_disable_irq();\
((v)->counter = i); \
sys_enable_irq(__mask__);\
})
#define atomic_inc(v) ({ \
unsigned int __mask__ = sys_disable_irq();\
((v)->counter++); \
sys_enable_irq(__mask__);\
})
#define atomic_dec(v) ({ \
unsigned int __mask__ = sys_disable_irq();\
((v)->counter--); \
sys_enable_irq(__mask__);\
})
#define atomic_inc_return(v) ({\
unsigned int __mask__ = sys_disable_irq();\
unsigned int __val__ = (++(v)->counter);\
sys_enable_irq(__mask__);\
__val__;\
})
#define atomic_dec_return(v) ({\
unsigned int __mask__ = sys_disable_irq();\
unsigned int __val__ = (--(v)->counter);\
sys_enable_irq(__mask__);\
__val__;\
})
#define atomic_dec_and_test(v) ({\
unsigned int __mask__ = sys_disable_irq();\
unsigned int __val__ = (--(v)->counter == 0);\
sys_enable_irq(__mask__);\
__val__;\
})
#define atomic_cmpxchg(v,o,n) ({\
unsigned int __mask__ = sys_disable_irq();\
unsigned int __val = (v)->counter;\
if(__val == o) (v)->counter = n;\
sys_enable_irq(__mask__);\
__val;\
})
#define atomic_add(i,v) ({ \
unsigned int __mask__ = sys_disable_irq();\
((v)->counter += (i)); \
sys_enable_irq(__mask__);\
})
#define atomic_sub_return(i,v) ({\
unsigned int __mask__ = sys_disable_irq();\
unsigned int __val__ = ((v)->counter-=(i));\
sys_enable_irq(__mask__);\
__val__;\
})
static inline int atomic_add_unless(atomic_t *v, int a, int u)
{
int c, old;
c = atomic_read(v);
while (c != u && (old = atomic_cmpxchg((v), c, c + a)) != c) {
c = old;
}
return c != u;
}
#endif