File-copy from v4.4.100
This is the result of 'cp' from a linux-stable tree with the 'v4.4.100'
tag checked out (commit 26d6298789e695c9f627ce49a7bbd2286405798a) on
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Please refer to that tree for all history prior to this point.
Change-Id: I8a9ee2aea93cd29c52c847d0ce33091a73ae6afe
diff --git a/arch/m68k/include/asm/movs.h b/arch/m68k/include/asm/movs.h
new file mode 100644
index 0000000..67dbea3
--- /dev/null
+++ b/arch/m68k/include/asm/movs.h
@@ -0,0 +1,55 @@
+#ifndef __MOVS_H__
+#define __MOVS_H__
+
+/*
+** movs.h
+**
+** Inline assembly macros to generate movs & related instructions
+*/
+
+/* Set DFC register value */
+
+#define SET_DFC(x) \
+ __asm__ __volatile__ (" movec %0,%/dfc" : : "d" (x));
+
+/* Get DFC register value */
+
+#define GET_DFC(x) \
+ __asm__ __volatile__ (" movec %/dfc, %0" : "=d" (x) : );
+
+/* Set SFC register value */
+
+#define SET_SFC(x) \
+ __asm__ __volatile__ (" movec %0,%/sfc" : : "d" (x));
+
+/* Get SFC register value */
+
+#define GET_SFC(x) \
+ __asm__ __volatile__ (" movec %/sfc, %0" : "=d" (x) : );
+
+#define SET_VBR(x) \
+ __asm__ __volatile__ (" movec %0,%/vbr" : : "r" (x));
+
+#define GET_VBR(x) \
+ __asm__ __volatile__ (" movec %/vbr, %0" : "=g" (x) : );
+
+/* Set a byte using the "movs" instruction */
+
+#define SET_CONTROL_BYTE(addr,value) \
+ __asm__ __volatile__ (" movsb %0, %1@" : : "d" (value), "a" (addr));
+
+/* Get a byte using the "movs" instruction */
+
+#define GET_CONTROL_BYTE(addr,value) \
+ __asm__ __volatile__ (" movsb %1@, %0" : "=d" (value) : "a" (addr));
+
+/* Set a (long)word using the "movs" instruction */
+
+#define SET_CONTROL_WORD(addr,value) \
+ __asm__ __volatile__ (" movsl %0, %1@" : : "d" (value), "a" (addr));
+
+/* Get a (long)word using the "movs" instruction */
+
+#define GET_CONTROL_WORD(addr,value) \
+ __asm__ __volatile__ (" movsl %1@, %0" : "=d" (value) : "a" (addr));
+#endif