Abstract out showing bootlogo

To improve support on PinecilV2

source/Core/BSP/Miniware/BSP.cpp

@@ -1,6 +1,7 @@
 // BSP mapping functions
 
 #include "BSP.h"
+#include "BootLogo.h"
 #include "I2C_Wrapper.hpp"
 #include "Pins.h"
 #include "Setup.h"
@@ -407,4 +408,6 @@ uint8_t getTipInertia() {
 #else
   return TIP_THERMAL_MASS;
 #endif
-}
+}
+
+void showBootLogo(void) { BootLogo::handleShowingLogo((uint8_t *)FLASH_LOGOADDR); }