diff --git a/main/flash.h b/main/flash.h
--- a/main/flash.h
+++ b/main/flash.h
@@ -1,7 +1,16 @@
 #ifndef _FLASH_H
 #define _FLASH_H
 
+typedef enum __runtime
+{
+    RUNTIME_BUCKET = 0,
+    RUNTIME_STRIPDRIVE,
+
+    RUNTIME_MAX
+} runtime_t;
+
 void flash_init(void);
+runtime_t flash_get_runtime(void);
 void flash_write(char* key, int32_t val);
 int32_t flash_read(char* key);