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85 lines
2.6 KiB
C
85 lines
2.6 KiB
C
/*
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* SPDX-FileCopyrightText: 2022-2025 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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#include "sdkconfig.h"
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#include <stddef.h>
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#include "esp_rom_caps.h"
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#include "hal/systimer_hal.h"
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#include "hal/systimer_ll.h"
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#if CONFIG_HAL_SYSTIMER_USE_ROM_IMPL
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#if CONFIG_IDF_TARGET_ESP32C2 && (CONFIG_ESP32C2_REV_MIN_FULL < 200)
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void systimer_hal_init(systimer_hal_context_t *hal)
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{
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hal->dev = &SYSTIMER;
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systimer_ll_enable_clock(hal->dev, true);
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}
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void systimer_hal_deinit(systimer_hal_context_t *hal)
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{
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systimer_ll_enable_clock(hal->dev, false);
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hal->dev = NULL;
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}
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void systimer_hal_set_tick_rate_ops(systimer_hal_context_t *hal, systimer_hal_tick_rate_ops_t *ops)
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{
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hal->ticks_to_us = ops->ticks_to_us;
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hal->us_to_ticks = ops->us_to_ticks;
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}
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uint64_t systimer_hal_get_time(systimer_hal_context_t *hal, uint32_t counter_id)
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{
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return hal->ticks_to_us(systimer_hal_get_counter_value(hal, counter_id));
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}
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void systimer_hal_set_alarm_target(systimer_hal_context_t *hal, uint32_t alarm_id, uint64_t target)
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{
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systimer_counter_value_t alarm = {
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.val = hal->us_to_ticks(target),
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};
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systimer_ll_enable_alarm(hal->dev, alarm_id, false);
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systimer_ll_set_alarm_target(hal->dev, alarm_id, alarm.val);
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systimer_ll_apply_alarm_value(hal->dev, alarm_id);
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systimer_ll_enable_alarm(hal->dev, alarm_id, true);
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}
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void systimer_hal_set_alarm_period(systimer_hal_context_t *hal, uint32_t alarm_id, uint32_t period)
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{
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systimer_ll_enable_alarm(hal->dev, alarm_id, false);
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systimer_ll_set_alarm_period(hal->dev, alarm_id, hal->us_to_ticks(period));
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systimer_ll_apply_alarm_value(hal->dev, alarm_id);
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systimer_ll_enable_alarm(hal->dev, alarm_id, true);
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}
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void systimer_hal_counter_value_advance(systimer_hal_context_t *hal, uint32_t counter_id, int64_t time_us)
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{
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systimer_counter_value_t new_count = {
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.val = systimer_hal_get_counter_value(hal, counter_id) + hal->us_to_ticks(time_us),
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};
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systimer_ll_set_counter_value(hal->dev, counter_id, new_count.val);
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systimer_ll_apply_counter_value(hal->dev, counter_id);
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}
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#endif // CONFIG_IDF_TARGET_ESP32C2 && (CONFIG_ESP32C2_REV_MIN_FULL < 200)
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#if ESP_ROM_SYSTIMER_INIT_PATCH
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void systimer_hal_init(systimer_hal_context_t *hal)
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{
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hal->dev = &SYSTIMER;
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systimer_ll_enable_clock(hal->dev, true);
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systimer_ll_enable_etm(&SYSTIMER, true);
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}
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void systimer_hal_deinit(systimer_hal_context_t *hal)
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{
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systimer_ll_enable_etm(&SYSTIMER, false);
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systimer_ll_enable_clock(hal->dev, false);
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hal->dev = NULL;
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}
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#endif // ESP_ROM_SYSTIMER_INIT_PATCH
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#endif // CONFIG_HAL_SYSTIMER_USE_ROM_IMPL
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