1 /*
2 * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6
7 #include "sdkconfig.h"
8 #include <stddef.h>
9 #include "hal/systimer_hal.h"
10 #include "hal/systimer_ll.h"
11
12 #if CONFIG_HAL_SYSTIMER_USE_ROM_IMPL
13
14 #if CONFIG_IDF_TARGET_ESP32C2 && (CONFIG_ESP32C2_REV_MIN_FULL < 200)
systimer_hal_init(systimer_hal_context_t * hal)15 void systimer_hal_init(systimer_hal_context_t *hal)
16 {
17 hal->dev = &SYSTIMER;
18 systimer_ll_enable_clock(hal->dev, true);
19 }
20
systimer_hal_deinit(systimer_hal_context_t * hal)21 void systimer_hal_deinit(systimer_hal_context_t *hal)
22 {
23 systimer_ll_enable_clock(hal->dev, false);
24 hal->dev = NULL;
25 }
26
systimer_hal_set_tick_rate_ops(systimer_hal_context_t * hal,systimer_hal_tick_rate_ops_t * ops)27 void systimer_hal_set_tick_rate_ops(systimer_hal_context_t *hal, systimer_hal_tick_rate_ops_t *ops)
28 {
29 hal->ticks_to_us = ops->ticks_to_us;
30 hal->us_to_ticks = ops->us_to_ticks;
31 }
32
systimer_hal_get_time(systimer_hal_context_t * hal,uint32_t counter_id)33 uint64_t systimer_hal_get_time(systimer_hal_context_t *hal, uint32_t counter_id)
34 {
35 return hal->ticks_to_us(systimer_hal_get_counter_value(hal, counter_id));
36 }
37
systimer_hal_set_alarm_target(systimer_hal_context_t * hal,uint32_t alarm_id,uint64_t target)38 void systimer_hal_set_alarm_target(systimer_hal_context_t *hal, uint32_t alarm_id, uint64_t target)
39 {
40 systimer_counter_value_t alarm = {
41 .val = hal->us_to_ticks(target),
42 };
43 systimer_ll_enable_alarm(hal->dev, alarm_id, false);
44 systimer_ll_set_alarm_target(hal->dev, alarm_id, alarm.val);
45 systimer_ll_apply_alarm_value(hal->dev, alarm_id);
46 systimer_ll_enable_alarm(hal->dev, alarm_id, true);
47 }
48
systimer_hal_set_alarm_period(systimer_hal_context_t * hal,uint32_t alarm_id,uint32_t period)49 void systimer_hal_set_alarm_period(systimer_hal_context_t *hal, uint32_t alarm_id, uint32_t period)
50 {
51 systimer_ll_enable_alarm(hal->dev, alarm_id, false);
52 systimer_ll_set_alarm_period(hal->dev, alarm_id, hal->us_to_ticks(period));
53 systimer_ll_apply_alarm_value(hal->dev, alarm_id);
54 systimer_ll_enable_alarm(hal->dev, alarm_id, true);
55 }
56
systimer_hal_counter_value_advance(systimer_hal_context_t * hal,uint32_t counter_id,int64_t time_us)57 void systimer_hal_counter_value_advance(systimer_hal_context_t *hal, uint32_t counter_id, int64_t time_us)
58 {
59 systimer_counter_value_t new_count = {
60 .val = systimer_hal_get_counter_value(hal, counter_id) + hal->us_to_ticks(time_us),
61 };
62 systimer_ll_set_counter_value(hal->dev, counter_id, new_count.val);
63 systimer_ll_apply_counter_value(hal->dev, counter_id);
64 }
65 #endif // CONFIG_IDF_TARGET_ESP32C2 && (CONFIG_ESP32C2_REV_MIN_FULL < 200)
66
67 #if CONFIG_IDF_TARGET_ESP32C6 || CONFIG_IDF_TARGET_ESP32H2
systimer_hal_init(systimer_hal_context_t * hal)68 void systimer_hal_init(systimer_hal_context_t *hal)
69 {
70 hal->dev = &SYSTIMER;
71 systimer_ll_enable_clock(hal->dev, true);
72 systimer_ll_enable_etm(&SYSTIMER, true);
73 }
74
systimer_hal_deinit(systimer_hal_context_t * hal)75 void systimer_hal_deinit(systimer_hal_context_t *hal)
76 {
77 systimer_ll_enable_etm(&SYSTIMER, false);
78 systimer_ll_enable_clock(hal->dev, false);
79 hal->dev = NULL;
80 }
81 #endif // CONFIG_IDF_TARGET_ESP32C6
82
83 #endif // CONFIG_HAL_SYSTIMER_USE_ROM_IMPL
84