kopia lustrzana https://github.com/espressif/esp-idf
176 wiersze
5.4 KiB
C
176 wiersze
5.4 KiB
C
/*
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* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <stdint.h>
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#include <stdbool.h>
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#include "soc/systimer_struct.h"
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#include "soc/clk_tree_defs.h"
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#include "hal/assert.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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// All these functions get invoked either from ISR or HAL that linked to IRAM.
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// Always inline these functions even no gcc optimization is applied.
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/******************* Clock *************************/
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__attribute__((always_inline)) static inline void systimer_ll_enable_clock(systimer_dev_t *dev, bool en)
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{
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dev->conf.clk_en = en;
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}
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static inline void systimer_ll_set_clock_source(soc_periph_systimer_clk_src_t clk_src)
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{
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(void)clk_src;
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}
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static inline soc_periph_systimer_clk_src_t systimer_ll_get_clock_source(void)
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{
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return SYSTIMER_CLK_SRC_XTAL;
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}
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/******************* Counter *************************/
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__attribute__((always_inline)) static inline void systimer_ll_enable_counter(systimer_dev_t *dev, uint32_t counter_id, bool en)
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{
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// ESP32-S2 only has one counter in systimer group
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(void)dev;
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(void)counter_id;
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}
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__attribute__((always_inline)) static inline void systimer_ll_counter_can_stall_by_cpu(systimer_dev_t *dev, uint32_t counter_id, uint32_t cpu_id, bool can)
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{
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(void)dev;
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(void)counter_id;
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(void)cpu_id;
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(void)can;
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}
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__attribute__((always_inline)) static inline void systimer_ll_counter_snapshot(systimer_dev_t *dev, uint32_t counter_id)
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{
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(void)counter_id;
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dev->update.timer_update = 1;
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}
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__attribute__((always_inline)) static inline bool systimer_ll_is_counter_value_valid(systimer_dev_t *dev, uint32_t counter_id)
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{
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(void)counter_id;
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return dev->update.timer_value_valid;
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}
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__attribute__((always_inline)) static inline void systimer_ll_set_counter_value(systimer_dev_t *dev, uint32_t counter_id, uint64_t value)
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{
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(void)counter_id;
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dev->load_hi.timer_load_hi = value >> 32;
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dev->load_lo.timer_load_lo = value;
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}
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__attribute__((always_inline)) static inline uint32_t systimer_ll_get_counter_value_low(systimer_dev_t *dev, uint32_t counter_id)
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{
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return dev->value_lo.timer_value_lo;
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}
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__attribute__((always_inline)) static inline uint32_t systimer_ll_get_counter_value_high(systimer_dev_t *dev, uint32_t counter_id)
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{
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return dev->value_hi.timer_value_hi;
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}
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__attribute__((always_inline)) static inline void systimer_ll_apply_counter_value(systimer_dev_t *dev, uint32_t counter_id)
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{
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dev->load.timer_load = 1;
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}
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__attribute__((always_inline)) static inline void systimer_ll_set_step_for_pll(systimer_dev_t *dev, uint32_t step)
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{
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dev->step.timer_pll_step = step;
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}
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__attribute__((always_inline)) static inline void systimer_ll_set_step_for_xtal(systimer_dev_t *dev, uint32_t step)
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{
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dev->step.timer_xtal_step = step;
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}
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/******************* Alarm *************************/
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__attribute__((always_inline)) static inline void systimer_ll_set_alarm_target(systimer_dev_t *dev, uint32_t alarm_id, uint64_t value)
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{
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dev->target_val[alarm_id].hi.timer_target_hi = value >> 32;
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dev->target_val[alarm_id].lo.timer_target_lo = value;
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}
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__attribute__((always_inline)) static inline uint64_t systimer_ll_get_alarm_target(systimer_dev_t *dev, uint32_t alarm_id)
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{
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return ((uint64_t)(dev->target_val[alarm_id].hi.timer_target_hi) << 32) | dev->target_val[alarm_id].lo.timer_target_lo;
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}
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__attribute__((always_inline)) static inline void systimer_ll_connect_alarm_counter(systimer_dev_t *dev, uint32_t alarm_id, uint32_t counter_id)
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{
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// On esp32-s2, counter int the systimer is fixed connectred to other three alarm comparators
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(void)dev;
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(void)alarm_id;
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(void)counter_id;
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}
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__attribute__((always_inline)) static inline void systimer_ll_enable_alarm_oneshot(systimer_dev_t *dev, uint32_t alarm_id)
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{
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dev->target_conf[alarm_id].target_period_mode = 0;
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}
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__attribute__((always_inline)) static inline void systimer_ll_enable_alarm_period(systimer_dev_t *dev, uint32_t alarm_id)
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{
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dev->target_conf[alarm_id].target_period_mode = 1;
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}
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__attribute__((always_inline)) static inline void systimer_ll_set_alarm_period(systimer_dev_t *dev, uint32_t alarm_id, uint32_t period)
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{
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HAL_ASSERT(period < (1 << 30));
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dev->target_conf[alarm_id].target_period = period;
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}
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__attribute__((always_inline)) static inline uint32_t systimer_ll_get_alarm_period(systimer_dev_t *dev, uint32_t alarm_id)
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{
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return dev->target_conf[alarm_id].target_period;
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}
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__attribute__((always_inline)) static inline void systimer_ll_apply_alarm_value(systimer_dev_t *dev, uint32_t alarm_id)
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{
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(void)dev;
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(void)alarm_id;
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}
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__attribute__((always_inline)) static inline void systimer_ll_enable_alarm(systimer_dev_t *dev, uint32_t alarm_id, bool en)
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{
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dev->target_conf[alarm_id].target_work_en = en;
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}
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/******************* Interrupt *************************/
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__attribute__((always_inline)) static inline void systimer_ll_enable_alarm_int(systimer_dev_t *dev, uint32_t alarm_id, bool en)
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{
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if (en) {
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dev->int_ena.val |= 1 << alarm_id;
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} else {
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dev->int_ena.val &= ~(1 << alarm_id);
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}
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}
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__attribute__((always_inline)) static inline bool systimer_ll_is_alarm_int_fired(systimer_dev_t *dev, uint32_t alarm_id)
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{
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return dev->int_raw.val & (1 << alarm_id);
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}
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__attribute__((always_inline)) static inline void systimer_ll_clear_alarm_int(systimer_dev_t *dev, uint32_t alarm_id)
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{
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dev->int_clr.val |= 1 << alarm_id;
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}
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#ifdef __cplusplus
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}
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#endif
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