mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
80 lines
2.0 KiB
C
80 lines
2.0 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <stdint.h>
|
|
#include "sdkconfig.h"
|
|
#include "freertos/FreeRTOS.h"
|
|
#include "esp_err.h"
|
|
#include "esp_intr_alloc.h"
|
|
#include "esp_heap_caps.h"
|
|
#include "esp_pm.h"
|
|
#include "soc/soc_caps.h"
|
|
#include "hal/timer_hal.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
// If ISR handler is allowed to run whilst cache is disabled,
|
|
// Make sure all the code and related variables used by the handler are in the SRAM
|
|
#if CONFIG_GPTIMER_ISR_IRAM_SAFE || CONFIG_GPTIMER_CTRL_FUNC_IN_IRAM
|
|
#define GPTIMER_MEM_ALLOC_CAPS (MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT)
|
|
#else
|
|
#define GPTIMER_MEM_ALLOC_CAPS MALLOC_CAP_DEFAULT
|
|
#endif
|
|
|
|
#if CONFIG_GPTIMER_ISR_IRAM_SAFE
|
|
#define GPTIMER_INTR_ALLOC_FLAGS (ESP_INTR_FLAG_IRAM | ESP_INTR_FLAG_INTRDISABLED)
|
|
#else
|
|
#define GPTIMER_INTR_ALLOC_FLAGS ESP_INTR_FLAG_INTRDISABLED
|
|
#endif
|
|
|
|
#define GPTIMER_PM_LOCK_NAME_LEN_MAX 16
|
|
|
|
typedef struct gptimer_t gptimer_t;
|
|
|
|
typedef struct gptimer_group_t {
|
|
int group_id;
|
|
portMUX_TYPE spinlock; // to protect per-group register level concurrent access
|
|
gptimer_t *timers[SOC_TIMER_GROUP_TIMERS_PER_GROUP];
|
|
} gptimer_group_t;
|
|
|
|
typedef enum {
|
|
GPTIMER_FSM_INIT,
|
|
GPTIMER_FSM_ENABLE,
|
|
} gptimer_fsm_t;
|
|
|
|
struct gptimer_t {
|
|
gptimer_group_t *group;
|
|
int timer_id;
|
|
uint32_t resolution_hz;
|
|
uint64_t reload_count;
|
|
uint64_t alarm_count;
|
|
gptimer_count_direction_t direction;
|
|
timer_hal_context_t hal;
|
|
gptimer_fsm_t fsm;
|
|
intr_handle_t intr;
|
|
portMUX_TYPE spinlock; // to protect per-timer resources concurrent accessed by task and ISR handler
|
|
gptimer_alarm_cb_t on_alarm;
|
|
void *user_ctx;
|
|
gptimer_clock_source_t clk_src;
|
|
esp_pm_lock_handle_t pm_lock; // power management lock
|
|
#if CONFIG_PM_ENABLE
|
|
char pm_lock_name[GPTIMER_PM_LOCK_NAME_LEN_MAX]; // pm lock name
|
|
#endif
|
|
struct {
|
|
uint32_t intr_shared: 1;
|
|
uint32_t auto_reload_on_alarm: 1;
|
|
uint32_t alarm_en: 1;
|
|
} flags;
|
|
};
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|