Initial commit

components/common/common.c

@@ -0,0 +1,44 @@
+#include <stdio.h>
+#include <inttypes.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_chip_info.h"
+#include "esp_flash.h"
+#include "esp_system.h"
+#include "esp_log.h"
+
+#define TAG "common"
+
+void common_print_boot_info(void)
+{
+    esp_chip_info_t chip_info;
+    uint32_t flash_size = 0;
+    esp_chip_info(&chip_info);
+
+    ESP_LOGI(TAG, "Chip: %s, cores: %d, features: %s%s%s%s",
+             CONFIG_IDF_TARGET,
+             chip_info.cores,
+             (chip_info.features & CHIP_FEATURE_WIFI_BGN) ? "WiFi/" : "",
+             (chip_info.features & CHIP_FEATURE_BT) ? "BT" : "",
+             (chip_info.features & CHIP_FEATURE_BLE) ? "BLE" : "",
+             (chip_info.features & CHIP_FEATURE_IEEE802154) ? ", 802.15.4" : "");
+
+    unsigned major_rev = chip_info.revision / 100;
+    unsigned minor_rev = chip_info.revision % 100;
+    ESP_LOGI(TAG, "Revision: v%u.%u", major_rev, minor_rev);
+
+    if (esp_flash_get_size(NULL, &flash_size) != ESP_OK) {
+        ESP_LOGW(TAG, "Cannot read flash size");
+    } else {
+        ESP_LOGI(TAG, "Flash: %" PRIu32 " MB %s",
+                 flash_size / (uint32_t)(1024 * 1024),
+                 (chip_info.features & CHIP_FEATURE_EMB_FLASH) ? "embedded" : "external");
+    }
+
+    ESP_LOGI(TAG, "Min free heap: %" PRIu32 " bytes", esp_get_minimum_free_heap_size());
+
+    for (int i = 3; i > 0; i--) {
+        ESP_LOGI(TAG, "Start in %d...", i);
+        vTaskDelay(pdMS_TO_TICKS(500));
+    }
+}