kopia lustrzana https://github.com/espressif/esp-idf
56 wiersze
1.2 KiB
C
56 wiersze
1.2 KiB
C
/*
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* SPDX-FileCopyrightText: 2015-2021 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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#pragma once
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#include <stdint.h>
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#include "sdkconfig.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @file sleep_retention.h
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*
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* This file contains declarations of memory retention related functions in light sleeo mode.
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*/
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#if SOC_PM_SUPPORT_CPU_PD
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/**
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* @brief Whether to allow the cpu power domain to be powered off.
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*
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* In light sleep mode, only when the system can provide enough memory
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* for cpu retention, the cpu power domain can be powered off.
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*/
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bool cpu_domain_pd_allowed(void);
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#endif
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#if SOC_PM_SUPPORT_CPU_PD || SOC_PM_SUPPORT_TAGMEM_PD
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/**
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* @brief Enable memory retention of some modules.
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*
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* In light sleep mode, before the system goes to sleep, enable the memory
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* retention of modules such as CPU and I/D-cache tag memory.
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*/
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void sleep_enable_memory_retention(void);
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/**
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* @brief Disable memory retention of some modules.
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*
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* In light sleep mode, after the system exits sleep, disable the memory
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* retention of moudles such as CPU and I/D-cache tag memory.
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*/
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void sleep_disable_memory_retention(void);
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#endif // SOC_PM_SUPPORT_CPU_PD || SOC_PM_SUPPORT_TAGMEM_PD
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#ifdef __cplusplus
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}
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#endif
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