diff options
Diffstat (limited to 'core/host/atomic.h')
| -rw-r--r-- | core/host/atomic.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/core/host/atomic.h b/core/host/atomic.h index 7f2e0ba16f..0e662c9106 100644 --- a/core/host/atomic.h +++ b/core/host/atomic.h @@ -10,6 +10,9 @@ #include "common.h" +typedef int atomic_t; +typedef atomic_t atomic_val_t; + /* * The atomic_* functions are marked as deprecated as a part of the process of * transaction to Zephyr compatible atomic functions. These prefixes will be @@ -22,25 +25,50 @@ static inline void deprecated_atomic_clear_bits(uint32_t volatile *addr, __sync_and_and_fetch(addr, ~bits); } +static inline void atomic_clear_bits(atomic_t *addr, atomic_val_t bits) +{ + __atomic_fetch_and(addr, ~bits, __ATOMIC_SEQ_CST); +} + static inline void deprecated_atomic_or(uint32_t volatile *addr, uint32_t bits) { __sync_or_and_fetch(addr, bits); } +static inline atomic_val_t atomic_or(atomic_t *addr, atomic_val_t bits) +{ + return __atomic_fetch_or(addr, bits, __ATOMIC_SEQ_CST); +} + static inline void deprecated_atomic_add(uint32_t volatile *addr, uint32_t value) { __sync_add_and_fetch(addr, value); } +static inline atomic_val_t atomic_add(atomic_t *addr, atomic_val_t value) +{ + return __atomic_fetch_add(addr, value, __ATOMIC_SEQ_CST); +} + static inline void deprecated_atomic_sub(uint32_t volatile *addr, uint32_t value) { __sync_sub_and_fetch(addr, value); } +static inline atomic_val_t atomic_sub(atomic_t *addr, atomic_val_t value) +{ + return __atomic_fetch_sub(addr, value, __ATOMIC_SEQ_CST); +} + static inline uint32_t deprecated_atomic_read_clear(uint32_t volatile *addr) { return __sync_fetch_and_and(addr, 0); } + +static inline atomic_val_t atomic_read_clear(atomic_t *addr) +{ + return __atomic_exchange_n(addr, 0, __ATOMIC_SEQ_CST); +} #endif /* __CROS_EC_ATOMIC_H */ |