diff --git a/include/utils/ashmem.h b/include/utils/ashmem.h
new file mode 100644
index 0000000..0854775
--- /dev/null
+++ b/include/utils/ashmem.h
@@ -0,0 +1,41 @@
+/* utils/ashmem.h
+ **
+ ** Copyright 2008 The Android Open Source Project
+ **
+ ** This file is dual licensed.  It may be redistributed and/or modified
+ ** under the terms of the Apache 2.0 License OR version 2 of the GNU
+ ** General Public License.
+ */
+
+#ifndef _UTILS_ASHMEM_H
+#define _UTILS_ASHMEM_H
+
+#include <linux/limits.h>
+#include <linux/ioctl.h>
+
+#define ASHMEM_NAME_LEN		256
+
+#define ASHMEM_NAME_DEF		"dev/ashmem"
+
+/* Return values from ASHMEM_PIN: Was the mapping purged while unpinned? */
+#define ASHMEM_NOT_REAPED	0
+#define ASHMEM_WAS_REAPED	1
+
+/* Return values from ASHMEM_UNPIN: Is the mapping now pinned or unpinned? */
+#define ASHMEM_NOW_UNPINNED	0
+#define ASHMEM_NOW_PINNED	1
+
+#define __ASHMEMIOC		0x77
+
+#define ASHMEM_SET_NAME		_IOW(__ASHMEMIOC, 1, char[ASHMEM_NAME_LEN])
+#define ASHMEM_GET_NAME		_IOR(__ASHMEMIOC, 2, char[ASHMEM_NAME_LEN])
+#define ASHMEM_SET_SIZE		_IOW(__ASHMEMIOC, 3, size_t)
+#define ASHMEM_GET_SIZE		_IO(__ASHMEMIOC, 4)
+#define ASHMEM_SET_PROT_MASK	_IOW(__ASHMEMIOC, 5, unsigned long)
+#define ASHMEM_GET_PROT_MASK	_IO(__ASHMEMIOC, 6)
+#define ASHMEM_PIN		_IO(__ASHMEMIOC, 7)
+#define ASHMEM_UNPIN		_IO(__ASHMEMIOC, 8)
+#define ASHMEM_ISPINNED		_IO(__ASHMEMIOC, 9)
+#define ASHMEM_PURGE_ALL_CACHES	_IO(__ASHMEMIOC, 10)
+
+#endif	/* _UTILS_ASHMEM_H */