Hello world example: Print ESP32-S2 Beta for esp32s2beta target

components/esp_common/include/esp_system.h

@@ -237,7 +237,7 @@ esp_err_t esp_derive_local_mac(uint8_t* local_mac, const uint8_t* universal_mac)
  */
 typedef enum {
     CHIP_ESP32  = 1, //!< ESP32
-    CHIP_ESP32S2BETA = 2, //!< ESP32S2BETA
+    CHIP_ESP32S2BETA = 2, //!< ESP32-S2 Beta
 } esp_chip_model_t;
 
 /* Chip feature flags, used in esp_chip_info_t */

examples/get-started/hello_world/main/hello_world_main.c

@@ -7,11 +7,19 @@
    CONDITIONS OF ANY KIND, either express or implied.
 */
 #include <stdio.h>
+#include "sdkconfig.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
 #include "esp_system.h"
 #include "esp_spi_flash.h"
 
+#ifdef CONFIG_IDF_TARGET_ESP32
+#define CHIP_NAME "ESP32"
+#endif
+
+#ifdef CONFIG_IDF_TARGET_ESP32S2BETA
+#define CHIP_NAME "ESP32-S2 Beta"
+#endif
 
 void app_main(void)
 {
@@ -20,7 +28,8 @@ void app_main(void)
     /* Print chip information */
     esp_chip_info_t chip_info;
     esp_chip_info(&chip_info);
-    printf("This is ESP32 chip with %d CPU cores, WiFi%s%s, ",
+    printf("This is %s chip with %d CPU cores, WiFi%s%s, ",
+            CHIP_NAME,
             chip_info.cores,
             (chip_info.features & CHIP_FEATURE_BT) ? "/BT" : "",
             (chip_info.features & CHIP_FEATURE_BLE) ? "/BLE" : "");