[fsbl] add fsbl for cv181x/cv180x

Change-Id: I6809bc5016d4bc148f62be2ed3f8e928ec111f19

fsbl/include/utils.h

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef __UTILS_H__
+#define __UTILS_H__
+
+#include <utils_def.h>
+
+/*
+ * C code should be put in this part of the header to avoid breaking ASM files
+ * or linker scripts including it.
+ */
+#if !(defined(__LINKER__) || defined(__ASSEMBLY__))
+
+#include <types.h>
+
+/*
+ * Fill a region of normal memory of size "length" in bytes with zero bytes.
+ *
+ * WARNING: This function can only operate on normal memory. This means that
+ *          the MMU must be enabled when using this function. Otherwise, use
+ *          zeromem.
+ */
+void zero_normalmem(void *mem, u_register_t length);
+
+/*
+ * Fill a region of memory of size "length" in bytes with null bytes.
+ *
+ * Unlike zero_normalmem, this function has no restriction on the type of
+ * memory targeted and can be used for any device memory as well as normal
+ * memory. This function must be used instead of zero_normalmem when MMU is
+ * disabled.
+ *
+ * NOTE: When data cache and MMU are enabled, prefer zero_normalmem for faster
+ *       zeroing.
+ */
+void zeromem(void *mem, u_register_t length);
+
+char *ntostr(char *nbuf, uintmax_t num, int _base, int upper);
+
+void bytes_reverse(void *buf, size_t n);
+
+#endif /* !(defined(__LINKER__) || defined(__ASSEMBLY__)) */
+
+#endif /* __UTILS_H__ */