fix(senseBox): change partition on button press and only UART if no PSRAM

Author: PaulaScharf

variants/sensebox_mcu_esp32s2/variant.cpp

@@ -1,29 +1,10 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2021 Ha Thach (tinyusb.org) 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.
- */
-
 #include "esp32-hal-gpio.h"
 #include "pins_arduino.h"
+#include "esp_partition.h"
+#include "esp_system.h"
+#include "esp_ota_ops.h"
+#include "esp_log.h"
+#include <esp_chip_info.h>
 
 extern "C" {
 
@@ -41,12 +22,53 @@ void initVariant(void) {
   pinMode(PIN_XB1_ENABLE, OUTPUT);
   digitalWrite(PIN_XB1_ENABLE, LOW);
 
-  //enable UART by default
-  pinMode(PIN_UART_ENABLE, OUTPUT);
-  digitalWrite(PIN_UART_ENABLE, LOW);
+  //enable UART only for chip without PSRAM
+  esp_chip_info_t chip_info;
+  esp_chip_info(&chip_info);
+  if (chip_info.revision <= 0) {
+    pinMode(PIN_UART_ENABLE, OUTPUT);
+    digitalWrite(PIN_UART_ENABLE, LOW);
+  }
 
   //enable PD-Sensor by default
   pinMode(PD_ENABLE, OUTPUT);
   digitalWrite(PD_ENABLE, HIGH);
+
+  // Neuen Button-Pin definieren (z.B. GPIO 0 als Beispiel)
+  const int PIN_BUTTON = 0;
+  pinMode(PIN_BUTTON, INPUT_PULLUP);
+
+  // Button gedrückt halten
+  unsigned long pressStartTime = 0;
+  bool buttonPressed = false;
+
+  // Wait 5 seconds for the button to be pressed
+  unsigned long startTime = millis();
+
+  // Check if button is pressed
+  while (millis() - startTime < 5000) {
+    if (digitalRead(PIN_BUTTON) == LOW) {
+      if (!buttonPressed) {
+        // The button was pressed
+        buttonPressed = true;
+      }
+    } else if (buttonPressed) {
+      // When the button is pressed and then released, boot into the OTA1 partition
+      const esp_partition_t* ota1_partition = esp_partition_find_first(
+        ESP_PARTITION_TYPE_APP, ESP_PARTITION_SUBTYPE_APP_OTA_1, NULL);
+
+      if (ota1_partition) {
+        esp_err_t err = esp_ota_set_boot_partition(ota1_partition);
+        if (err == ESP_OK) {
+          esp_restart();  // restart, to boot OTA1 partition
+        } else {
+            ESP_LOGE("OTA", "Error setting OTA1 partition: %s", esp_err_to_name(err));
+        }
+      }
+      // Abort after releasing the button
+      break;
+    }
+  }
 }
-}
+
+}