增加 BLE MAC 地址管理功能，添加电量灯颜色设置，优化调度器挂起和恢复逻辑

sal/esp32/kernel/os_service.c

@@ -3,7 +3,8 @@
 #include "task.h"
 
 static size_t int_flag;
-static portMUX_TYPE s_os_service = portMUX_INITIALIZER_UNLOCKED;
+static portMUX_TYPE s_spin_lock = portMUX_INITIALIZER_UNLOCKED;
+static os_mutex_t s_scheduler_mutex;
 
 int os_start(void *heap_mem, size_t heap_size)
 {
@@ -32,12 +33,12 @@ bool os_is_isr_context(void)
 
 void os_interrupt_disable(void)
 {
-    portENTER_CRITICAL(&s_os_service);
+    portENTER_CRITICAL(&s_spin_lock);
 }
 
 void os_interrupt_enable(void)
 {
-    portEXIT_CRITICAL(&s_os_service);
+    portEXIT_CRITICAL(&s_spin_lock);
 }
 
 void os_scheduler_suspend(void)
@@ -48,7 +49,11 @@ void os_scheduler_suspend(void)
         OS_ERR("Called in isr"); // 在中断中不要挂起调度器，可能会导致死锁
         return;
     }
-    vTaskSuspendAll();
+    if (!os_mutex_is_valid(&s_scheduler_mutex))
+    {
+        os_mutex_create(&s_scheduler_mutex);
+    }
+    os_mutex_lock(&s_scheduler_mutex, OS_WAIT_FOREVER);
 }
 
 void os_scheduler_resume(void)
@@ -56,7 +61,7 @@ void os_scheduler_resume(void)
     // 只有在非中断上下文中才恢复调度器
     if (!os_is_isr_context())
     {
-        xTaskResumeAll();
+        os_mutex_unlock(&s_scheduler_mutex);
     }
 }