[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/arch/x86/boot/copy.S b/src/kernel/linux/v4.14/arch/x86/boot/copy.S
new file mode 100644
index 0000000..15d9f74
--- /dev/null
+++ b/src/kernel/linux/v4.14/arch/x86/boot/copy.S
@@ -0,0 +1,67 @@
+/* ----------------------------------------------------------------------- *
+ *
+ * Copyright (C) 1991, 1992 Linus Torvalds
+ * Copyright 2007 rPath, Inc. - All Rights Reserved
+ *
+ * This file is part of the Linux kernel, and is made available under
+ * the terms of the GNU General Public License version 2.
+ *
+ * ----------------------------------------------------------------------- */
+
+#include <linux/linkage.h>
+
+/*
+ * Memory copy routines
+ */
+
+ .code16
+ .text
+
+GLOBAL(memcpy)
+ pushw %si
+ pushw %di
+ movw %ax, %di
+ movw %dx, %si
+ pushw %cx
+ shrw $2, %cx
+ rep; movsl
+ popw %cx
+ andw $3, %cx
+ rep; movsb
+ popw %di
+ popw %si
+ retl
+ENDPROC(memcpy)
+
+GLOBAL(memset)
+ pushw %di
+ movw %ax, %di
+ movzbl %dl, %eax
+ imull $0x01010101,%eax
+ pushw %cx
+ shrw $2, %cx
+ rep; stosl
+ popw %cx
+ andw $3, %cx
+ rep; stosb
+ popw %di
+ retl
+ENDPROC(memset)
+
+GLOBAL(copy_from_fs)
+ pushw %ds
+ pushw %fs
+ popw %ds
+ calll memcpy
+ popw %ds
+ retl
+ENDPROC(copy_from_fs)
+
+GLOBAL(copy_to_fs)
+ pushw %es
+ pushw %fs
+ popw %es
+ calll memcpy
+ popw %es
+ retl
+ENDPROC(copy_to_fs)