/* * This file is part of the MicroPython project, http://micropython.org/ * * The MIT License (MIT) * * Copyright (c) 2020 Dan Halbert for Adafruit Industries * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #pragma once #include "py/obj.h" // There are several places we could store persistent data for SleepMemory: // // RTC registers: There are a few 32-bit registers maintained during deep sleep. // We are already using one for saving sleep information during deep sleep. // // RTC Fast Memory: 8kB, also used for deep-sleep power-on stub. // RTC Slow Memory: 8kB, also used for the ULP (tiny co-processor available during sleep). // // The ESP-IDF build system takes care of the power management of these regions. // RTC_DATA_ATTR will allocate storage in RTC_SLOW_MEM unless CONFIG_ESP32S2_RTCDATA_IN_FAST_MEM // is set. Any memory not allocated by us can be used by the ESP-IDF for heap or other purposes. // Use half of RTC_SLOW_MEM or RTC_FAST_MEM. #ifdef CONFIG_IDF_TARGET_ESP32 #define SLEEP_MEMORY_LENGTH (3 * 1024) #else #define SLEEP_MEMORY_LENGTH (4 * 1024) #endif typedef struct { mp_obj_base_t base; } alarm_sleep_memory_obj_t; extern void alarm_sleep_memory_reset(void);