hikey: Add UEFI sources for reference

UEFI needs to be built outside Android build system.
Please follow the instructions in README.

The sources correspond to:
https://github.com/96boards/edk2/commit/14eae0c12e71fd33c4c0fc51e4475e8db02566cf
https://github.com/96boards/arm-trusted-firmware/commit/e9b4909dcd75fc4ae7041cfb83d28ab9adb7afdf
https://github.com/96boards/l-loader/commit/6b784ad5c4ab00e2b1c6f53cd5f74054e5d00a78
https://git.linaro.org/uefi/uefi-tools.git/commit/abe618f8ab72034fff1ce46c9c006a2c6bd40a7e

Change-Id: Ieeefdb63e673e0c8e64e0a1f02c7bddc63b2c7fb
Signed-off-by: Vishal Bhoj <vishal.bhoj@linaro.org>
diff --git a/uefi/linaro-edk2/StdLib/LibC/Stdio/mkdtemp.c b/uefi/linaro-edk2/StdLib/LibC/Stdio/mkdtemp.c
new file mode 100644
index 0000000..e30c2f5
--- /dev/null
+++ b/uefi/linaro-edk2/StdLib/LibC/Stdio/mkdtemp.c
@@ -0,0 +1,69 @@
+/*  $NetBSD: mkdtemp.c,v 1.9 2003/10/27 00:12:42 lukem Exp $  */

+

+/*

+ * Copyright (c) 1987, 1993

+ *  The Regents of the University of California.  All rights reserved.

+ *

+ * Redistribution and use in source and binary forms, with or without

+ * modification, are permitted provided that the following conditions

+ * are met:

+ * 1. Redistributions of source code must retain the above copyright

+ *    notice, this list of conditions and the following disclaimer.

+ * 2. Redistributions in binary form must reproduce the above copyright

+ *    notice, this list of conditions and the following disclaimer in the

+ *    documentation and/or other materials provided with the distribution.

+ * 3. Neither the name of the University nor the names of its contributors

+ *    may be used to endorse or promote products derived from this software

+ *    without specific prior written permission.

+ *

+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND

+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE

+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

+ * SUCH DAMAGE.

+ */

+#include  <LibConfig.h>

+

+#if HAVE_NBTOOL_CONFIG_H

+#include "nbtool_config.h"

+#endif

+

+#if !HAVE_NBTOOL_CONFIG_H || !HAVE_MKDTEMP

+

+#include  <sys/EfiCdefs.h>

+#if defined(LIBC_SCCS) && !defined(lint)

+#if 0

+static char sccsid[] = "@(#)mktemp.c  8.1 (Berkeley) 6/4/93";

+#else

+__RCSID("$NetBSD: mkdtemp.c,v 1.9 2003/10/27 00:12:42 lukem Exp $");

+#endif

+#endif /* LIBC_SCCS and not lint */

+

+#if HAVE_NBTOOL_CONFIG_H

+#define GETTEMP   gettemp

+#else

+#include  <assert.h>

+#include  <errno.h>

+#include  <stdio.h>

+#include  <stdlib.h>

+#include  "reentrant.h"

+#include  "local.h"

+#define GETTEMP   __gettemp

+#endif

+

+char *

+mkdtemp(path)

+  char *path;

+{

+  _DIAGASSERT(path != NULL);

+

+  return (GETTEMP(path, (int *)NULL, 1) ? path : (char *)NULL);

+}

+

+#endif /* !HAVE_NBTOOL_CONFIG_H || !HAVE_MKDTEMP */