1 files changed, 86 insertions, 0 deletions
diff --git a/include/libnds/nds/arm9/cache.h b/include/libnds/nds/arm9/cache.h
new file mode 100644
index 0000000000..d2ba67158f
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+++ b/include/libnds/nds/arm9/cache.h
@@ -0,0 +1,86 @@
+/*---------------------------------------------------------------------------------
+	key input code -- provides slightly higher level input forming
+
+	Copyright (C) 2005
+		Michael Noland (joat)
+		Jason Rogers (dovoto)
+		Dave Murphy (WinterMute)
+
+	This software is provided 'as-is', without any express or implied
+	warranty.  In no event will the authors be held liable for any
+	damages arising from the use of this software.
+
+	Permission is granted to anyone to use this software for any
+	purpose, including commercial applications, and to alter it and
+	redistribute it freely, subject to the following restrictions:
+
+	1.	The origin of this software must not be misrepresented; you
+		must not claim that you wrote the original software. If you use
+		this software in a product, an acknowledgment in the product
+		documentation would be appreciated but is not required.
+	2.	Altered source versions must be plainly marked as such, and
+		must not be misrepresented as being the original software.
+	3.	This notice may not be removed or altered from any source
+		distribution.
+
+---------------------------------------------------------------------------------*/
+/*! \file cache.h
+\brief ARM9 cache control functions.
+
+*/
+#ifndef	_cache_h_
+#define _cache_h_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "nds/jtypes.h"
+
+
+/*! \fn IC_InvalidateAll(void)
+	\brief invalidate entire instruction cache.
+*/
+void	IC_InvalidateAll(void);
+
+
+/*! \fn IC_InvalidateRange(const void *base, u32 size)
+	\brief invalidate the instruction cache for a range of addresses.
+	\param base base address of the region to invalidate
+	\param size size of the region to invalidate.
+*/
+void	IC_InvalidateRange(const void *base, u32 size);
+
+
+/*! \fn DC_FlushAll(void)
+	\brief flush the entire data cache to memory.
+*/
+void	DC_FlushAll(void);
+
+
+/*! \fn DC_FlushRange(const void *base, u32 size)
+	\brief flush the data cache for a range of addresses to memory.
+	\param base base address of the region to flush.
+	\param size size of the region to flush.
+*/
+void	DC_FlushRange(const void *base, u32 size);
+
+
+/*! \fn DC_InvalidateAll(void)
+	\brief invalidate the entire data cache.
+*/
+void	DC_InvalidateAll(void);
+
+
+/*! \fn DC_InvalidateRange(const void *base, u32 size)
+	\brief invalidate the data cache for a range of addresses.
+	\param base base address of the region to invalidate
+	\param size size of the region to invalidate.
+*/
+void	DC_InvalidateRange(const void *base, u32 size);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif