9727512631
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
67 lines
1.4 KiB
C
67 lines
1.4 KiB
C
#include "tos_evtdrv.h"
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#if TOS_CFG_EVENT_DRIVEN_EN > 0u
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__API__ evtdrv_err_t tos_evtdrv_sys_init(evtdrv_task_entry_t tasks[], evtdrv_ttb_sz_t task_table_size, k_evtdrv_poll_t poll)
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{
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evtdrv_err_t err;
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evtdrv_task_table = &tasks[0];
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evtdrv_task_table_size = task_table_size;
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evtdrv_poll = poll;
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#if TOS_CFG_MMHEAP_EN > 0
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mmheap_init(k_mmheap_pool, TOS_CFG_MMHEAP_POOL_SIZE);
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#else
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return EVTDRV_ERR_MMHEAP_NOT_ENABLED;
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#endif
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err = evtdrv_event_init();
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if (err != EVTDRV_ERR_NONE) {
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return err;
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}
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evtdrv_msg_init();
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evtdrv_task_init();
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return EVTDRV_ERR_NONE;
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}
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__STATIC__ void evtdrv_sys_run(void)
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{
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evtdrv_event_flag_t event_flag = TOS_EVTDRV_EVENT_NONE;
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evtdrv_task_id_t task_id = TOS_EVTDRV_TASK_ID_NONE;
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evtdrv_timer_update();
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if (evtdrv_poll) {
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evtdrv_poll();
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}
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event_flag = evtdrv_event_fetch(&task_id);
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if (event_flag != TOS_EVTDRV_EVENT_NONE) {
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evtdrv_curr_task = task_id;
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event_flag = (EVTDRV_TASK_ID2TASK(task_id))(event_flag);
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evtdrv_curr_task = TOS_EVTDRV_TASK_ID_NONE;
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// after task process, event that the task handled is returned.
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tos_evtdrv_event_reset(task_id, event_flag);
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} else {
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#if TOS_CFG_PWR_MGR_EN > 0u
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pm_power_manager();
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#endif
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}
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}
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__API__ void tos_evtdrv_sys_start(void)
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{
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while (K_TRUE) {
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evtdrv_sys_run();
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}
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}
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#endif
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