esp-idf/components/esp_hw_support/include/esp_private/sleep_retention.h

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8.8 KiB
C

/*
* SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include <stdint.h>
#include "sdkconfig.h"
#include "soc/soc_caps.h"
#ifdef __cplusplus
extern "C" {
#endif
#if SOC_PAU_SUPPORTED
#include "esp_regdma.h"
/**
* @file sleep_retention.h
*
* This file contains declarations of sleep retention related functions, it
* includes sleep retention list creation, destruction and debugging interfaces.
*/
typedef enum sleep_retention_module {
SLEEP_RETENTION_MODULE_MIN = 0,
/* clock module, which includes system and modem */
SLEEP_RETENTION_MODULE_CLOCK_SYSTEM = 1,
SLEEP_RETENTION_MODULE_CLOCK_MODEM = 2,
/* modem module, which includes WiFi, BLE and 802.15.4 */
SLEEP_RETENTION_MODULE_WIFI_MAC = 10,
SLEEP_RETENTION_MODULE_WIFI_BB = 11,
SLEEP_RETENTION_MODULE_BLE_MAC = 12,
SLEEP_RETENTION_MODULE_BT_BB = 13,
SLEEP_RETENTION_MODULE_802154_MAC = 14,
/* digital peripheral module, which includes Interrupt Matrix, HP_SYSTEM,
* TEE, APM, UART, Timer Group, IOMUX, SPIMEM, SysTimer, etc.. */
SLEEP_RETENTION_MODULE_SYS_PERIPH = 16,
SLEEP_RETENTION_MODULE_ADC = 17,
SLEEP_RETENTION_MODULE_GDMA_CH0 = 24,
SLEEP_RETENTION_MODULE_GDMA_CH1 = 25,
SLEEP_RETENTION_MODULE_GDMA_CH2 = 26,
SLEEP_RETENTION_MODULE_MAX = 31
} sleep_retention_module_t;
typedef enum sleep_retention_module_bitmap {
/* clock module, which includes system and modem */
SLEEP_RETENTION_MODULE_BM_CLOCK_SYSTEM = BIT(SLEEP_RETENTION_MODULE_CLOCK_SYSTEM),
SLEEP_RETENTION_MODULE_BM_CLOCK_MODEM = BIT(SLEEP_RETENTION_MODULE_CLOCK_MODEM),
/* modem module, which includes WiFi, BLE and 802.15.4 */
SLEEP_RETENTION_MODULE_BM_WIFI_MAC = BIT(SLEEP_RETENTION_MODULE_WIFI_MAC),
SLEEP_RETENTION_MODULE_BM_WIFI_BB = BIT(SLEEP_RETENTION_MODULE_WIFI_BB),
SLEEP_RETENTION_MODULE_BM_BLE_MAC = BIT(SLEEP_RETENTION_MODULE_BLE_MAC),
SLEEP_RETENTION_MODULE_BM_BT_BB = BIT(SLEEP_RETENTION_MODULE_BT_BB),
SLEEP_RETENTION_MODULE_BM_802154_MAC = BIT(SLEEP_RETENTION_MODULE_802154_MAC),
/* digital peripheral module, which includes Interrupt Matrix, HP_SYSTEM,
* TEE, APM, UART, Timer Group, IOMUX, SPIMEM, SysTimer, etc.. */
SLEEP_RETENTION_MODULE_BM_SYS_PERIPH = BIT(SLEEP_RETENTION_MODULE_SYS_PERIPH),
SLEEP_RETENTION_MODULE_BM_ADC = BIT(SLEEP_RETENTION_MODULE_ADC),
SLEEP_RETENTION_MODULE_BM_GDMA_CH0 = BIT(SLEEP_RETENTION_MODULE_GDMA_CH0),
SLEEP_RETENTION_MODULE_BM_GDMA_CH1 = BIT(SLEEP_RETENTION_MODULE_GDMA_CH1),
SLEEP_RETENTION_MODULE_BM_GDMA_CH2 = BIT(SLEEP_RETENTION_MODULE_GDMA_CH2),
SLEEP_RETENTION_MODULE_BM_ALL = (uint32_t)-1
} sleep_retention_module_bitmap_t;
typedef regdma_entry_buf_t sleep_retention_entries_t;
typedef struct {
regdma_link_config_t config;
uint32_t owner; /**< Indicates which regdma entries the current node will insert into */
} sleep_retention_entries_config_t;
typedef esp_err_t (*sleep_retention_callback_t)(void *args);
typedef struct {
sleep_retention_callback_t handle;
void *arg;
} sleep_retention_create_callback_t;
typedef struct {
sleep_retention_create_callback_t create; /*!< A function handle is used to register the implementation of creating a sleep retention linked list and is executed when the corresponding module is created */
} sleep_retention_module_callbacks_t;
typedef enum {
SLEEP_RETENTION_MODULE_ATTR_PASSIVE = 0x1
} sleep_retention_module_attribute_t;
/**
* @brief Create a runtime sleep retention linked list
*
* @param retent sleep retention linked list node configuration table
* @param num the total number of sleep retention linked list configuration
* items
* @param priority the priority of the created sleep retention linked list
* @param module the number of the module to which the created sleep retention
* linked list belongs
* @return
* - ESP_OK on success
* - ESP_ERR_NO_MEM not enough memory for sleep retention
* - ESP_ERR_INVALID_ARG if either of the arguments is out of range
*/
esp_err_t sleep_retention_entries_create(const sleep_retention_entries_config_t retent[], int num, regdma_link_priority_t priority, sleep_retention_module_t module);
/**
* @brief Dump all runtime sleep retention linked lists
*/
void sleep_retention_dump_entries(FILE *out);
/**
* @brief Find the linked list node with the unique id
*
* @param id the unique identifier of specified linked list node
*
* @return NULL or the address of the linked list node found
*/
void * sleep_retention_find_link_by_id(int id);
/**
* @brief Get the head pointer of all entry linked list of REGDMA
*
* @param entries buffer for getting results
*/
void sleep_retention_entries_get(sleep_retention_entries_t *entries);
typedef struct sleep_retention_module_init_param {
sleep_retention_module_callbacks_t cbs; /*!< The callbacks list of the initialize module */
sleep_retention_module_attribute_t attribute; /*!< A bitmap indicating attribute of the initialize module */
sleep_retention_module_bitmap_t depends; /*!< A bitmap identifying all modules that the current module depends on */
} sleep_retention_module_init_param_t;
/**
* @brief sleep retention initialization for the module
*
* @param module the module number that needs initialization
* @param param the initialize parameters for module sleep retention initialization
*
* @return
* - ESP_OK on success
* - ESP_ERR_NO_MEM not enough memory for sleep retention
* - ESP_ERR_INVALID_ARG if either of the arguments is out of range
* - ESP_ERR_INVALID_STATE if the retention context of module already been allocated
*/
esp_err_t sleep_retention_module_init(sleep_retention_module_t module, sleep_retention_module_init_param_t *param);
/**
* @brief sleep retention de-initialization for the module
*
* @param module the module number that needs de-initialization
*
* @return
* - ESP_OK on success
* - ESP_ERR_INVALID_ARG if either of the arguments is out of range
* - ESP_ERR_INVALID_STATE if the retention context of module already been allocated
*/
esp_err_t sleep_retention_module_deinit(sleep_retention_module_t module);
/**
* @brief Allocate the sleep retention context for the module
*
* @param module the module number that need to allocating sleep retention context
*
* @return
* - ESP_OK on success
* - ESP_ERR_NO_MEM not enough memory for sleep retention
* - ESP_ERR_INVALID_ARG if either of the arguments is out of range
* - ESP_ERR_INVALID_STATE if the module is de-initialized
* - ESP_ERR_NOT_ALLOWED if the attribute of module is set to SLEEP_RETENTION_MODULE_ATTR_PASSIVE
*/
esp_err_t sleep_retention_module_allocate(sleep_retention_module_t module);
/**
* @brief Free the sleep retention context for the module
*
* @param module the module number that need to free sleep retention context
*
* @return
* - ESP_OK on success
* - ESP_ERR_INVALID_ARG if either of the arguments is out of range
* - ESP_ERR_INVALID_STATE if the module is de-initialized
* - ESP_ERR_NOT_ALLOWED if the attribute of module is set to SLEEP_RETENTION_MODULE_ATTR_PASSIVE
*/
esp_err_t sleep_retention_module_free(sleep_retention_module_t module);
/**
* @brief Get all initialized modules that require sleep retention
*
* This is an unprotected interface for getting a bitmap of all modules that
* require sleep retention.
*
* It can only be called by the sleep procedure.
*
* @return the bitmap for all modules that require sleep retention
*/
uint32_t sleep_retention_get_inited_modules(void);
/**
* @brief Get all created modules that require sleep retention
*
* This is an unprotected interface for getting a bitmap of all modules that
* require sleep retention.
*
* It can only be called by the sleep procedure.
*
* @return the bitmap for all modules that have successfully created a sleep
* retention context
*/
uint32_t sleep_retention_get_created_modules(void);
#if SOC_PM_RETENTION_HAS_CLOCK_BUG
/**
* @brief Software trigger REGDMA to do extra linked list retention
*
* @param backup_or_restore true for backup register context to memory
* or false for restore to register from memory
*/
void sleep_retention_do_extra_retention(bool backup_or_restore);
#endif
#if SOC_PM_RETENTION_SW_TRIGGER_REGDMA
/**
* @brief Software trigger REGDMA to do system linked list retention
*
* @param backup_or_restore true for backup register context to memory
* or false for restore to register from memory
*/
void sleep_retention_do_system_retention(bool backup_or_restore);
#endif
#endif // SOC_PAU_SUPPORTED
#ifdef __cplusplus
}
#endif