添加一些关于midi播放的项目

Midi/music-box-nv32-master/nv32lib/drivers/LemcUSB/c_compat.h

@@ -0,0 +1,35 @@
+/****************************************************************************
+**
+** Lemcusb - Firmware USB driver for EFM32 Microcontroller
+** Copyright (C) 2014 http://lemcu.org
+**
+** This library is free software: you can redistribute it and/or modify
+** it under the terms of the GNU General Public License version 3.0 as
+** published by the Free Software Foundation and appearing in the file
+** LICENSE.txt included in the packaging of this file.
+**
+** In addition, as a special exception, http://lemcu.org gives you certain
+** additional rights. These rights are described in the lemcu.org GPL
+** Exception version 1.0, included in the file GPL_EXCEPTION.txt in this
+** package.
+**
+** This library is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+**
+****************************************************************************/
+
+#ifndef __C_COMPAT_H__
+#define __C_COMPAT_H__
+
+
+#if defined ( __ICCARM__ )
+  #define RAMFUNC __ramfunc
+#else
+  #define RAMFUNC __attribute__((__long_call__))  __attribute__((section(".functioninRAM"))) __attribute__ ((noinline))
+#endif
+
+
+
+
+#endif