add some code

main/boards/jiuchuan-s3/power_controller.h

@@ -0,0 +1,58 @@
+#pragma once
+#include <mutex>
+#include <functional>
+#include <driver/gpio.h>
+#include <driver/rtc_io.h>
+#include <esp_log.h>
+#include "config.h"
+enum class PowerState {
+        ACTIVE,
+        LIGHT_SLEEP, 
+        DEEP_SLEEP,
+        SHUTDOWN
+    };
+    
+class PowerController {
+public:
+    
+
+    static PowerController& Instance() {
+        static PowerController instance;
+        return instance;
+    }
+
+    void SetState(PowerState newState) {
+        std::lock_guard<std::mutex> lock(mutex_);
+        if (currentState_ != newState) {
+            ESP_LOGI("PowerCtrl", "State change: %d -> %d", 
+                    static_cast<int>(currentState_), 
+                    static_cast<int>(newState));
+            
+            currentState_ = newState;
+            if (stateChangeCallback_) {
+                stateChangeCallback_(newState);
+            }
+        }
+    }
+
+    PowerState GetState() const {
+        std::lock_guard<std::mutex> lock(mutex_);
+        return currentState_;
+    }
+
+    void OnStateChange(std::function<void(PowerState)> callback) {
+        stateChangeCallback_ = callback;
+    }
+
+private:
+    PowerController(){
+        rtc_gpio_init(PWR_EN_GPIO);
+        rtc_gpio_set_direction(PWR_EN_GPIO, RTC_GPIO_MODE_OUTPUT_ONLY);
+        rtc_gpio_set_level(PWR_EN_GPIO, 1);
+    }
+    ~PowerController() = default;
+
+    PowerState currentState_ = PowerState::ACTIVE;
+    std::function<void(PowerState)> stateChangeCallback_;
+    mutable std::mutex mutex_;
+};