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clean up osal semaphore/queue/mutex

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This commit is contained in:
hathach
2018-03-01 11:17:11 +07:00
parent 30124b9b02
commit a789fad4b7
24 changed files with 225 additions and 249 deletions
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67
tinyusb/osal/osal_none.h
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@@ -150,43 +150,49 @@ static inline bool osal_task_create(osal_func_t code, const char* name, uint32_t
//--------------------------------------------------------------------+
// Semaphore API
//--------------------------------------------------------------------+
typedef volatile uint8_t osal_semaphore_t;
typedef osal_semaphore_t * osal_semaphore_handle_t;
#define OSAL_SEM_DEF(name) osal_semaphore_t name
#define OSAL_SEM_REF(name) &name
static inline osal_semaphore_handle_t osal_semaphore_create(osal_semaphore_t * p_sem) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
static inline osal_semaphore_handle_t osal_semaphore_create(osal_semaphore_t * p_sem)
typedef struct
{
(*p_sem) = 0; // TODO consider to have initial count parameter
return (osal_semaphore_handle_t) p_sem;
volatile uint16_t count;
uint16_t max_count;
}osal_semaphore_data_t;
typedef osal_semaphore_data_t* osal_semaphore_t;
static inline osal_semaphore_t osal_semaphore_create(uint32_t max_count, uint32_t init)
{
osal_semaphore_data_t* sem_data = (osal_semaphore_data_t*) tu_malloc( sizeof(osal_semaphore_data_t));
VERIFY(sem_data, NULL);
sem_data->count = init;
sem_data->max_count = max_count;
return sem_data;
}
static inline tusb_error_t osal_semaphore_post(osal_semaphore_handle_t sem_hdl) ATTR_ALWAYS_INLINE;
static inline tusb_error_t osal_semaphore_post(osal_semaphore_handle_t sem_hdl)
static inline tusb_error_t osal_semaphore_post(osal_semaphore_t sem_hdl)
{
(*sem_hdl)++;
if (sem_hdl->count < sem_hdl->max_count ) sem_hdl->count++;
return TUSB_ERROR_NONE;
}
static inline void osal_semaphore_reset(osal_semaphore_handle_t sem_hdl) ATTR_ALWAYS_INLINE;
static inline void osal_semaphore_reset(osal_semaphore_handle_t sem_hdl)
static inline void osal_semaphore_reset(osal_semaphore_t sem_hdl)
{
(*sem_hdl) = 0;
sem_hdl->count = 0;
}
#define osal_semaphore_wait(sem_hdl, msec, p_error) \
do {\
timeout = osal_tick_get();\
state = __LINE__; case __LINE__:\
if( *(sem_hdl) == 0 ) {\
if( sem_hdl->count == 0 ) {\
if ( ( ((uint32_t) (msec)) != OSAL_TIMEOUT_WAIT_FOREVER) && (timeout + osal_tick_from_msec(msec) <= osal_tick_get()) ) /* time out */ \
*(p_error) = TUSB_ERROR_OSAL_TIMEOUT;\
else\
return TUSB_ERROR_OSAL_WAITING;\
} else{\
(*(sem_hdl))--; /*TODO mutex hal_interrupt_disable consideration*/\
if (sem_hdl->count) sem_hdl->count--; /*TODO mutex hal_interrupt_disable consideration*/\
*(p_error) = TUSB_ERROR_NONE;\
}\
}while(0)
@@ -194,31 +200,22 @@ static inline void osal_semaphore_reset(osal_semaphore_handle_t sem_hdl)
//--------------------------------------------------------------------+
// MUTEX API (priority inheritance)
//--------------------------------------------------------------------+
typedef osal_semaphore_t osal_mutex_t;
typedef osal_semaphore_handle_t osal_mutex_handle_t;
typedef osal_semaphore_t osal_mutex_t;
#define OSAL_MUTEX_DEF(name) osal_mutex_t name
#define OSAL_MUTEX_REF(name) &name
static inline osal_mutex_handle_t osal_mutex_create(osal_mutex_t * p_mutex) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
static inline osal_mutex_handle_t osal_mutex_create(osal_mutex_t * p_mutex)
static inline osal_mutex_t osal_mutex_create(void)
{
(*p_mutex) = 1;
return (osal_mutex_handle_t) p_mutex;
return osal_semaphore_create(1, 0);
}
static inline tusb_error_t osal_mutex_release(osal_mutex_handle_t mutex_hdl) ATTR_ALWAYS_INLINE;
static inline tusb_error_t osal_mutex_release(osal_mutex_handle_t mutex_hdl)
static inline tusb_error_t osal_mutex_release(osal_mutex_t mutex_hdl)
{
(*mutex_hdl) = 1; // mutex is a binary semaphore
return TUSB_ERROR_NONE;
return osal_semaphore_post(mutex_hdl);
}
static inline void osal_mutex_reset(osal_mutex_handle_t mutex_hdl) ATTR_ALWAYS_INLINE;
static inline void osal_mutex_reset(osal_mutex_handle_t mutex_hdl)
// TOOD remove
static inline void osal_mutex_reset(osal_mutex_t mutex_hdl)
{
(*mutex_hdl) = 1;
osal_semaphore_reset(mutex_hdl);
}
#define osal_mutex_wait osal_semaphore_wait