[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/bsp/lk/lib/libc/string/memset.c b/src/bsp/lk/lib/libc/string/memset.c
new file mode 100644
index 0000000..9a19e16
--- /dev/null
+++ b/src/bsp/lk/lib/libc/string/memset.c
@@ -0,0 +1,63 @@
+/*
+** Copyright 2005, Michael Noisternig. All rights reserved.
+** Copyright 2001, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+/*
+ * Copyright (c) 2008 Travis Geiselbrecht
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include <string.h>
+#include <sys/types.h>
+
+void *
+memset(void *s, int c, size_t count)
+{
+ char *xs = (char *) s;
+ size_t len = (-(size_t)s) & (sizeof(size_t)-1);
+ size_t cc = c & 0xff;
+
+ if ( count > len ) {
+ count -= len;
+ cc |= cc << 8;
+ cc |= cc << 16;
+ if (sizeof(size_t) == 8)
+ cc |= (uint64_t)cc << 32; // should be optimized out on 32 bit machines
+
+ // write to non-aligned memory byte-wise
+ for ( ; len > 0; len-- )
+ *xs++ = c;
+
+ // write to aligned memory dword-wise
+ for ( len = count/sizeof(size_t); len > 0; len-- ) {
+ *((size_t *)xs) = (size_t)cc;
+ xs += sizeof(size_t);
+ }
+
+ count &= sizeof(size_t)-1;
+ }
+
+ // write remaining bytes
+ for ( ; count > 0; count-- )
+ *xs++ = c;
+
+ return s;
+}