1 files changed, 73 insertions, 0 deletions

diff --git a/arch/sh/include/asm/romimage-macros.h b/arch/sh/include/asm/romimage-macros.h
new file mode 100644
index 000000000000..ae17a150bb58
--- /dev/null
+++ b/arch/sh/include/asm/romimage-macros.h
@@ -0,0 +1,73 @@
+#ifndef __ROMIMAGE_MACRO_H
+#define __ROMIMAGE_MACRO_H
+
+/* The LIST command is used to include comments in the script */
+.macro  LIST comment
+.endm
+
+/* The ED command is used to write a 32-bit word */
+.macro  ED, addr, data
+        mov.l 1f, r1
+        mov.l 2f, r0
+        mov.l r0, @r1
+        bra 3f
+         nop
+        .align 2
+1 :     .long \addr
+2 :     .long \data
+3 :
+.endm
+
+/* The EW command is used to write a 16-bit word */
+.macro  EW, addr, data
+        mov.l 1f, r1
+        mov.l 2f, r0
+        mov.w r0, @r1
+        bra 3f
+         nop
+        .align 2
+1 :     .long \addr
+2 :     .long \data
+3 :
+.endm
+
+/* The EB command is used to write an 8-bit word */
+.macro  EB, addr, data
+        mov.l 1f, r1
+        mov.l 2f, r0
+        mov.b r0, @r1
+        bra 3f
+         nop
+        .align 2
+1 :     .long \addr
+2 :     .long \data
+3 :
+.endm
+
+/* The WAIT command is used to delay the execution */
+.macro  WAIT, time
+        mov.l  2f, r3
+1 :
+        nop
+        tst     r3, r3
+        bf/s    1b
+        dt      r3
+        bra     3f
+         nop
+        .align 2
+2 :     .long \time * 100
+3 :
+.endm
+
+/* The DD command is used to read a 32-bit word */
+.macro  DD, addr, addr2, nr
+        mov.l 1f, r1
+        mov.l @r1, r0
+        bra 2f
+         nop
+        .align 2
+1 :     .long \addr
+2 :
+.endm
+
+#endif /* __ROMIMAGE_MACRO_H */