57 lines
2.0 KiB
C
57 lines
2.0 KiB
C
/*----------------------------------------------------------------------------
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* Tencent is pleased to support the open source community by making TencentOS
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* available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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* If you have downloaded a copy of the TencentOS binary from Tencent, please
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* note that the TencentOS binary is licensed under the BSD 3-Clause License.
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*
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* If you have downloaded a copy of the TencentOS source code from Tencent,
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* please note that TencentOS source code is licensed under the BSD 3-Clause
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* License, except for the third-party components listed below which are
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* subject to different license terms. Your integration of TencentOS into your
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* own projects may require compliance with the BSD 3-Clause License, as well
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* as the other licenses applicable to the third-party components included
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* within TencentOS.
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*---------------------------------------------------------------------------*/
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#ifndef _TOS_SCHED_H_
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#define _TOS_SCHED_H_
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__CDECLS_BEGIN
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#define K_PRIO_TBL_SIZE ((TOS_CFG_TASK_PRIO_MAX + 31) / 32)
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#define K_PRIO_TBL_SLOT_SIZE (8 * sizeof(uint32_t))
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#define K_PRIO_NDX(prio) ((prio) >> 5u) /* prio / 32u */
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#define K_PRIO_BIT(prio) ((uint32_t)1u << (K_PRIO_TBL_SLOT_SIZE - 1u - ((prio) & (K_PRIO_TBL_SLOT_SIZE - 1u))))
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typedef struct readyqueue_st {
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k_list_t task_list_head[TOS_CFG_TASK_PRIO_MAX];
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uint32_t prio_mask[K_PRIO_TBL_SIZE];
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k_prio_t highest_prio;
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} readyqueue_t;
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__KNL__ void readyqueue_init(void);
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__KNL__ int readyqueue_is_prio_onlyone(k_prio_t prio);
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__KNL__ k_task_t *readyqueue_first_task_get(k_prio_t prio);
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__KNL__ k_task_t *readyqueue_highest_ready_task_get(void);
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__KNL__ void readyqueue_add_head(k_task_t *task);
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__KNL__ void readyqueue_add_tail(k_task_t *task);
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__KNL__ void readyqueue_add(k_task_t *task);
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__KNL__ void readyqueue_remove(k_task_t *task);
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__KNL__ void readyqueue_move_head_to_tail(k_prio_t prio);
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__CDECLS_END
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#endif /* _TOS_SCHED_H_ */
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