[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/arch/m32r/mm/page.S b/src/kernel/linux/v4.14/arch/m32r/mm/page.S
new file mode 100644
index 0000000..a2e9367
--- /dev/null
+++ b/src/kernel/linux/v4.14/arch/m32r/mm/page.S
@@ -0,0 +1,82 @@
+/*
+ * linux/arch/m32r/mm/page.S
+ *
+ * Clear/Copy page with CPU
+ *
+ * Copyright (C) 2004 The Free Software Initiative of Japan
+ *
+ * Written by Niibe Yutaka
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ */
+ .text
+ .global copy_page
+ /*
+ * copy_page (to, from)
+ *
+ * PAGE_SIZE = 4096-byte
+ * Cache line = 16-byte
+ * 16 * 256
+ */
+ .align 4
+copy_page:
+ ldi r2, #255
+ ld r3, @r0 /* cache line allocate */
+ ld r4, @r1+
+ ld r5, @r1+
+ ld r6, @r1+
+ ld r7, @r1+
+ .fillinsn
+0:
+ st r4, @r0
+ st r5, @+r0
+ st r6, @+r0
+ st r7, @+r0
+ ld r4, @r1+
+ addi r0, #4
+ ld r5, @r1+
+ ld r6, @r1+
+ ld r7, @r1+
+ ld r3, @r0 /* cache line allocate */
+ addi r2, #-1
+ bnez r2, 0b
+
+ st r4, @r0
+ st r5, @+r0
+ st r6, @+r0
+ st r7, @+r0
+ jmp r14
+
+ .text
+ .global clear_page
+ /*
+ * clear_page (to)
+ *
+ * PAGE_SIZE = 4096-byte
+ * Cache line = 16-byte
+ * 16 * 256
+ */
+ .align 4
+clear_page:
+ ldi r2, #255
+ ldi r4, #0
+ ld r3, @r0 /* cache line allocate */
+ .fillinsn
+0:
+ st r4, @r0
+ st r4, @+r0
+ st r4, @+r0
+ st r4, @+r0
+ addi r0, #4
+ ld r3, @r0 /* cache line allocate */
+ addi r2, #-1
+ bnez r2, 0b
+
+ st r4, @r0
+ st r4, @+r0
+ st r4, @+r0
+ st r4, @+r0
+ jmp r14