70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
/****************************************************************************
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* Copyright (C) 2020 by Fabrice Muller *
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* *
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* This file is useful for ESP32 Design course. *
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* *
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****************************************************************************/
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/**
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* @file lab2-1_main.c
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* @author Fabrice Muller
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* @date 12 Sep. 2020
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* @brief File containing the lab2-1 of Part 2.
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*
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* @see https://github.com/fmuller-pns/esp32-vscode-project-template
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*/
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#include <stdio.h>
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#include <string.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "esp_system.h"
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#include "esp_spi_flash.h"
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#include "esp32/clk.h"
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#include "soc/cpu.h"
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#include "esp_heap_caps.h"
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#include "esp_log.h"
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/**
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* @brief Starting point function
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*
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*/
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void app_main(void) {
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/* Print chip information */
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esp_chip_info_t chip_info;
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esp_chip_info(&chip_info);
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printf("=== FLASH Memory ===\n");
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int sizeOfFlash = spi_flash_get_chip_size() / (1024 * 1024);
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if (chip_info.features & CHIP_FEATURE_EMB_FLASH)
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printf(" - Embedded Flash (%d MiB)\n", sizeOfFlash);
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else
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printf(" - External Flash (%d MiB)\n", sizeOfFlash);
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printf("=== DRAM/IRAM Memory ===\n");
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int size = heap_caps_get_free_size(MALLOC_CAP_EXEC);
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printf("DRAM run executable code = %d Bytes (%d KiB)\n", size, size/1024);
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size = heap_caps_get_free_size(MALLOC_CAP_32BIT);
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printf("DRAM run executable code 32 bit = %d Bytes (%d KiB)\n", size, size/1024);
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/* Free Heap size */
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int DRam = heap_caps_get_free_size(MALLOC_CAP_8BIT);
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int IRam = heap_caps_get_free_size(MALLOC_CAP_32BIT) - heap_caps_get_free_size(MALLOC_CAP_8BIT);
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int DRAMLargestFreeBlock = heap_caps_get_largest_free_block(MALLOC_CAP_8BIT);
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printf("IRAM = %d bytes (%d KiB)\n", IRam, IRam/1024);
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printf("DRAM (Total) = %d Bytes (%d KiB)\n", DRam, DRam/1024);
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size = xPortGetFreeHeapSize();
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printf("DRAM Free Heap Size : %d Bytes (%d KiB)\n", size, size/1024);
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printf("DRAM (Largest free block) = %d Bytes (%d KiB)\n", DRAMLargestFreeBlock, DRAMLargestFreeBlock/1024);
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}
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