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add event-driven framework

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see examples/event_driven_at_module and examples/event_driven_hello_world, demo project: TencentOS-tiny\board\TencentOS_tiny_EVB_MX\KEIL\event_driven_hello_world
This commit is contained in:
SheldonDai
2019-09-24 17:21:58 +08:00
parent 97be1b9e93
commit 9727512631
45 changed files with 16682 additions and 7 deletions
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71
kernel/evtdrv/include/tos_evtdrv_event.h Normal file
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#ifndef _TOS_EVTDRV_EVENT_H_
#define _TOS_EVTDRV_EVENT_H_
#if TOS_CFG_EVENT_DRIVEN_EN > 0u
typedef uint16_t evtdrv_event_flag_t;
typedef uint16_t evtdrv_event_nesting_t;
#define EVTDRV_SYS_EVENT_MASK (evtdrv_event_flag_t)(0x3 << (sizeof(evtdrv_event_flag_t) * 8 - 2))
#define EVTDRV_USR_EVENT_MASK (evtdrv_event_flag_t)(~(EVTDRV_SYS_EVENT_MASK))
/* highest two bits are reserved for system event
0x8000 init all tasks
0x4000 msg received
*/
#define TOS_EVTDRV_EVENT_NONE (evtdrv_event_flag_t)0x0u
#define TOS_EVTDRV_SYS_EVENT_INIT (evtdrv_event_flag_t)(0x2 << (sizeof(evtdrv_event_flag_t) * 8 - 2))
#define TOS_EVTDRV_SYS_EVENT_MSG (evtdrv_event_flag_t)(0x1 << (sizeof(evtdrv_event_flag_t) * 8 - 2))
typedef struct evtdrv_event_st {
evtdrv_event_flag_t flags;
evtdrv_event_nesting_t nesting[sizeof(evtdrv_event_flag_t) * 8];
} evtdrv_event_t;
/**
* @brief Set event to the target task.
* Set event to the target task, next time the target task is "scheduled", the task will handle the event.
*
* @attention None
*
* @param[in] task_id id of the target task.
* @param[in] event_flags the event flags set to the task
*
* @return errcode
* @retval #EVTDRV_ERR_TASK_INVALID task id is invalid.
* @retval #EVTDRV_ERR_NONE return successfully.
*/
__API__ evtdrv_err_t tos_evtdrv_event_set(evtdrv_task_id_t task_id, evtdrv_event_flag_t event_flags);
/**
* @brief Reset the event of the target task.
*
* @attention None
*
* @param[in] task_id id of the target task.
* @param[in] event_flags the event flags reset of the task
*
* @return errcode
* @retval #EVTDRV_ERR_TASK_INVALID task id is invalid.
* @retval #EVTDRV_ERR_NONE return successfully.
*/
__API__ evtdrv_err_t tos_evtdrv_event_reset(evtdrv_task_id_t task_id, evtdrv_event_flag_t event_flags);
__KERNEL__ evtdrv_err_t evtdrv_event_init(void);
__KERNEL__ evtdrv_event_flag_t evtdrv_event_fetch(evtdrv_task_id_t *task_id);
__STATIC_INLINE__ evtdrv_bool_t evtdrv_event_is_usr(evtdrv_event_flag_t event_flag)
{
return event_flag & EVTDRV_USR_EVENT_MASK;
}
__STATIC_INLINE__ evtdrv_bool_t evtdrv_event_is_sys(evtdrv_event_flag_t event_flag)
{
return event_flag & EVTDRV_SYS_EVENT_MASK;
}
#endif /* TOS_CFG_EVENT_DRIVEN_EN */
#endif /* _TOS_EVTDRV_EVENT_H_ */