| /* |
| * Copyright (c) 2016-2018 Nordic Semiconductor ASA |
| * Copyright (c) 2016 Vinayak Kariappa Chettimada |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /** \defgroup Timer API return codes. |
| * |
| * @{ |
| */ |
| #define TICKER_STATUS_SUCCESS 0 /**< Success. */ |
| #define TICKER_STATUS_FAILURE 1 /**< Failure. */ |
| #define TICKER_STATUS_BUSY 2 /**< Busy, requested feature will |
| * complete later in time as job is |
| * disabled or at lower execution |
| * priority than the caller. |
| */ |
| /** |
| * @} |
| */ |
| |
| /** \defgroup Timer API common defaults parameter values. |
| * |
| * @{ |
| */ |
| #define TICKER_NULL ((uint8_t)((uint8_t)0 - 1)) |
| #define TICKER_NULL_REMAINDER 0 |
| #define TICKER_NULL_PERIOD 0 |
| #define TICKER_NULL_SLOT 0 |
| #define TICKER_NULL_LAZY 0 |
| #define TICKER_NULL_MUST_EXPIRE 0 |
| |
| /** |
| * @} |
| */ |
| |
| /** \brief Timer node type size. |
| */ |
| #if defined(CONFIG_BT_TICKER_LOW_LAT) |
| #define TICKER_NODE_T_SIZE 40 |
| #else |
| #if defined(CONFIG_BT_TICKER_EXT) |
| #define TICKER_NODE_T_SIZE 48 |
| #else |
| #if defined(CONFIG_BT_TICKER_SLOT_AGNOSTIC) |
| #define TICKER_NODE_T_SIZE 36 |
| #else |
| #define TICKER_NODE_T_SIZE 44 |
| #endif /* CONFIG_BT_TICKER_SLOT_AGNOSTIC */ |
| #endif /* CONFIG_BT_TICKER_EXT */ |
| #endif /* CONFIG_BT_TICKER_LOW_LAT */ |
| |
| /** \brief Timer user type size. |
| */ |
| #define TICKER_USER_T_SIZE 8 |
| |
| /** \brief Timer user operation type size. |
| */ |
| #if defined(CONFIG_BT_TICKER_EXT) |
| #define TICKER_USER_OP_T_SIZE 52 |
| #else |
| #if defined(CONFIG_BT_TICKER_SLOT_AGNOSTIC) |
| #define TICKER_USER_OP_T_SIZE 44 |
| #else |
| #define TICKER_USER_OP_T_SIZE 48 |
| #endif /* CONFIG_BT_TICKER_SLOT_AGNOSTIC */ |
| #endif /* CONFIG_BT_TICKER_EXT */ |
| |
| #define TICKER_CALL_ID_NONE 0 |
| #define TICKER_CALL_ID_ISR 1 |
| #define TICKER_CALL_ID_TRIGGER 2 |
| #define TICKER_CALL_ID_WORKER 3 |
| #define TICKER_CALL_ID_JOB 4 |
| #define TICKER_CALL_ID_PROGRAM 5 |
| |
| /* Use to ensure callback is invoked in all intervals, even when latencies |
| * occur. |
| */ |
| #define TICKER_LAZY_MUST_EXPIRE 0xFFFF |
| |
| /* Use in ticker_start to set lazy to 0 and do not change the must_expire |
| * state. |
| */ |
| #define TICKER_LAZY_MUST_EXPIRE_KEEP 0xFFFE |
| |
| /* Set this priority to ensure ticker node is always scheduled. Only one |
| * ticker node can have priority TICKER_PRIORITY_CRITICAL at a time |
| */ |
| #define TICKER_PRIORITY_CRITICAL -128 |
| |
| typedef uint8_t (*ticker_caller_id_get_cb_t)(uint8_t user_id); |
| typedef void (*ticker_sched_cb_t)(uint8_t caller_id, uint8_t callee_id, |
| uint8_t chain, void *instance); |
| typedef void (*ticker_trigger_set_cb_t)(uint32_t value); |
| |
| /** \brief Timer timeout function type. |
| */ |
| typedef void (*ticker_timeout_func) (uint32_t ticks_at_expire, |
| uint32_t ticks_drift, uint32_t remainder, |
| uint16_t lazy, uint8_t force, |
| void *context); |
| |
| /** \brief Timer operation complete function type. |
| */ |
| typedef void (*ticker_op_func) (uint32_t status, void *op_context); |
| |
| /** \brief Timer operation match callback function type. |
| */ |
| typedef bool (*ticker_op_match_func) (uint8_t ticker_id, uint32_t ticks_slot, |
| uint32_t ticks_to_expire, |
| void *op_context); |
| |
| /** \brief Timer module initialization. |
| * |
| * \param[in] instance_index Timer mode instance 0 or 1 (uses RTC0 CMP0 or |
| * CMP1 respectively). |
| * \param[in] count_node Max. no. of ticker nodes to initialize. |
| * \param[in] node |
| * \param[in] count_user |
| * \param[in] user |
| * \param[in] count_op |
| * \param[in] user_op |
| */ |
| uint32_t ticker_init(uint8_t instance_index, uint8_t count_node, void *node, |
| uint8_t count_user, void *user, uint8_t count_op, |
| void *user_op, ticker_caller_id_get_cb_t caller_id_get_cb, |
| ticker_sched_cb_t sched_cb, |
| ticker_trigger_set_cb_t trigger_set_cb); |
| bool ticker_is_initialized(uint8_t instance_index); |
| void ticker_trigger(uint8_t instance_index); |
| void ticker_worker(void *param); |
| void ticker_job(void *param); |
| uint32_t ticker_start(uint8_t instance_index, uint8_t user_id, |
| uint8_t ticker_id, uint32_t ticks_anchor, |
| uint32_t ticks_first, uint32_t ticks_periodic, |
| uint32_t remainder_periodic, uint16_t lazy, |
| uint32_t ticks_slot, ticker_timeout_func fp_timeout_func, |
| void *context, ticker_op_func fp_op_func, |
| void *op_context); |
| uint32_t ticker_update(uint8_t instance_index, uint8_t user_id, |
| uint8_t ticker_id, uint32_t ticks_drift_plus, |
| uint32_t ticks_drift_minus, uint32_t ticks_slot_plus, |
| uint32_t ticks_slot_minus, uint16_t lazy, uint8_t force, |
| ticker_op_func fp_op_func, void *op_context); |
| uint32_t ticker_yield_abs(uint8_t instance_index, uint8_t user_id, |
| uint8_t ticker_id, uint32_t ticks_at_yield, |
| ticker_op_func fp_op_func, void *op_context); |
| uint32_t ticker_stop(uint8_t instance_index, uint8_t user_id, uint8_t ticker_id, |
| ticker_op_func fp_op_func, void *op_context); |
| uint32_t ticker_stop_abs(uint8_t instance_index, uint8_t user_id, |
| uint8_t ticker_id, uint32_t ticks_at_stop, |
| ticker_op_func fp_op_func, void *op_context); |
| uint32_t ticker_next_slot_get(uint8_t instance_index, uint8_t user_id, |
| uint8_t *ticker_id, uint32_t *ticks_current, |
| uint32_t *ticks_to_expire, |
| ticker_op_func fp_op_func, void *op_context); |
| uint32_t ticker_next_slot_get_ext(uint8_t instance_index, uint8_t user_id, |
| uint8_t *ticker_id, uint32_t *ticks_current, |
| uint32_t *ticks_to_expire, |
| uint32_t *remainder, uint16_t *lazy, |
| ticker_op_match_func fp_op_match_func, |
| void *match_op_context, |
| ticker_op_func fp_op_func, void *op_context); |
| uint32_t ticker_job_idle_get(uint8_t instance_index, uint8_t user_id, |
| ticker_op_func fp_op_func, void *op_context); |
| void ticker_job_sched(uint8_t instance_index, uint8_t user_id); |
| uint32_t ticker_ticks_now_get(void); |
| uint32_t ticker_ticks_diff_get(uint32_t ticks_now, uint32_t ticks_old); |
| |
| #if !defined(CONFIG_BT_TICKER_LOW_LAT) && \ |
| !defined(CONFIG_BT_TICKER_SLOT_AGNOSTIC) |
| uint32_t ticker_priority_set(uint8_t instance_index, uint8_t user_id, |
| uint8_t ticker_id, int8_t priority, |
| ticker_op_func fp_op_func, void *op_context); |
| #if defined(CONFIG_BT_TICKER_EXT) |
| struct ticker_ext { |
| uint32_t ticks_slot_window;/* Window in which the slot |
| * reservation may be re-scheduled |
| * to avoid collision |
| */ |
| uint32_t ticks_drift; /* Actual drift since last expiry */ |
| uint8_t reschedule_state; /* State of re-scheduling of the |
| * node. See defines |
| * TICKER_RESCHEDULE_STATE_XXX |
| */ |
| }; |
| |
| uint32_t ticker_start_ext(uint8_t instance_index, uint8_t user_id, |
| uint8_t ticker_id, uint32_t ticks_anchor, |
| uint32_t ticks_first, uint32_t ticks_periodic, |
| uint32_t remainder_periodic, uint16_t lazy, |
| uint32_t ticks_slot, |
| ticker_timeout_func fp_timeout_func, void *context, |
| ticker_op_func fp_op_func, void *op_context, |
| struct ticker_ext *ext_data); |
| uint32_t ticker_update_ext(uint8_t instance_index, uint8_t user_id, |
| uint8_t ticker_id, uint32_t ticks_drift_plus, |
| uint32_t ticks_drift_minus, |
| uint32_t ticks_slot_plus, uint32_t ticks_slot_minus, |
| uint16_t lazy, uint8_t force, |
| ticker_op_func fp_op_func, void *op_context, |
| uint8_t must_expire); |
| #endif /* CONFIG_BT_TICKER_EXT */ |
| #endif /* !CONFIG_BT_TICKER_LOW_LAT && |
| * !CONFIG_BT_TICKER_SLOT_AGNOSTIC |
| */ |