Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / arch / arm / mach-shmobile / include / mach / zboot_macros.h

diff --git a/arch/arm/mach-shmobile/include/mach/zboot_macros.h b/arch/arm/mach-shmobile/include/mach/zboot_macros.h
new file mode 100644 (file)
index 0000000..aa6111f
--- /dev/null
+++ b/arch/arm/mach-shmobile/include/mach/zboot_macros.h
@@ -0,0 +1,65 @@
+#ifndef __ZBOOT_MACRO_H
+#define __ZBOOT_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
+       LDR     r0, 1f
+       LDR     r1, 2f
+       STR     r1, [r0]
+       B       3f
+1 :    .long   \addr
+2 :    .long   \data
+3 :
+.endm
+
+/* The EW command is used to write a 16-bit word */
+.macro EW, addr, data
+       LDR     r0, 1f
+       LDR     r1, 2f
+       STRH    r1, [r0]
+       B       3f
+1 :    .long   \addr
+2 :    .long   \data
+3 :
+.endm
+
+/* The EB command is used to write an 8-bit word */
+.macro EB, addr, data
+       LDR     r0, 1f
+       LDR     r1, 2f
+       STRB    r1, [r0]
+       B       3f
+1 :    .long   \addr
+2 :    .long   \data
+3 :
+.endm
+
+/* The WAIT command is used to delay the execution */
+.macro  WAIT, time, reg
+       LDR     r1, 1f
+       LDR     r0, 2f
+       STR     r0, [r1]
+10 :
+       LDR     r0, [r1]
+       CMP     r0, #0x00000000
+       BNE     10b
+       NOP
+       B       3f
+1 :    .long   \reg
+2 :    .long   \time * 100
+3 :
+.endm
+
+/* The DD command is used to read a 32-bit word */
+.macro  DD, start, end
+       LDR     r1, 1f
+       B       2f
+1 :    .long   \start
+2 :
+.endm
+
+#endif /* __ZBOOT_MACRO_H */