[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/arch/powerpc/math-emu/fctiw.c b/src/kernel/linux/v4.14/arch/powerpc/math-emu/fctiw.c
new file mode 100644
index 0000000..ebb0f11
--- /dev/null
+++ b/src/kernel/linux/v4.14/arch/powerpc/math-emu/fctiw.c
@@ -0,0 +1,28 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <linux/uaccess.h>
+
+#include <asm/sfp-machine.h>
+#include <math-emu/soft-fp.h>
+#include <math-emu/double.h>
+
+int
+fctiw(u32 *frD, void *frB)
+{
+	FP_DECL_D(B);
+	FP_DECL_EX;
+	unsigned int r;
+
+	FP_UNPACK_DP(B, frB);
+	FP_TO_INT_D(r, B, 32, 1);
+	frD[1] = r;
+
+#ifdef DEBUG
+	printk("%s: D %p, B %p: ", __func__, frD, frB);
+	dump_double(frD);
+	printk("\n");
+#endif
+
+	return 0;
+}