mirror of
https://github.com/espressif/esp-idf.git
synced 2025-11-03 22:08:28 +00:00
49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include <stdlib.h>
|
|
#include <esp_types.h>
|
|
#include "esp_attr.h"
|
|
#include "soc/soc.h"
|
|
#include "hal/lp_timer_ll.h"
|
|
|
|
static DRAM_ATTR struct {
|
|
lp_timer_dev_t *dev;
|
|
} lp_timer_context = { .dev = &LP_TIMER };
|
|
|
|
void IRAM_ATTR lp_timer_hal_set_alarm_target(uint8_t timer_id, uint64_t value)
|
|
{
|
|
lp_timer_ll_clear_alarm_intr_status(lp_timer_context.dev);
|
|
lp_timer_ll_set_alarm_target(lp_timer_context.dev, timer_id, value);
|
|
lp_timer_ll_set_target_enable(lp_timer_context.dev, timer_id, true);
|
|
}
|
|
|
|
uint64_t IRAM_ATTR lp_timer_hal_get_cycle_count(void)
|
|
{
|
|
/* Shifts current count to buffer 0, and the value in buffer 0 to buffer 1 */
|
|
lp_timer_ll_counter_snapshot(lp_timer_context.dev);
|
|
|
|
uint32_t lo = lp_timer_ll_get_counter_value_low(lp_timer_context.dev, 0);
|
|
uint32_t hi = lp_timer_ll_get_counter_value_high(lp_timer_context.dev, 0);
|
|
|
|
lp_timer_counter_value_t result = {
|
|
.lo = lo,
|
|
.hi = hi
|
|
};
|
|
return result.val;
|
|
}
|
|
|
|
void IRAM_ATTR lp_timer_hal_clear_alarm_intr_status(void)
|
|
{
|
|
lp_timer_ll_clear_alarm_intr_status(lp_timer_context.dev);
|
|
}
|
|
|
|
void IRAM_ATTR lp_timer_hal_clear_overflow_intr_status(void)
|
|
{
|
|
lp_timer_ll_clear_overflow_intr_status(lp_timer_context.dev);
|
|
}
|