[U-Boot] [PATCH v3 3/6] ARM: Add macros.h to be used in assembler file.

Magnus Lilja lilja.magnus at gmail.com
Tue Jun 9 20:37:36 CEST 2009


From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
---
 include/asm-arm/macro.h |   57 +++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 57 insertions(+), 0 deletions(-)
 create mode 100644 include/asm-arm/macro.h

diff --git a/include/asm-arm/macro.h b/include/asm-arm/macro.h
new file mode 100644
index 0000000..a598776
--- /dev/null
+++ b/include/asm-arm/macro.h
@@ -0,0 +1,57 @@
+/*
+ * include/asm-arm/macro.h
+ *
+ * Copyright (C) 2009 Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ *
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __ASM_ARM_MACRO_H__
+#define __ASM_ARM_MACRO_H__
+#ifdef __ASSEMBLY__
+
+.macro	write32, addr, data
+	ldr	r4, =\addr
+	ldr	r5, =\data
+	str	r5, [r4]
+.endm
+
+.macro	write16, addr, data
+	ldr	r4, =\addr
+	ldrh	r5, =\data
+	strh	r5, [r4]
+.endm
+
+.macro	write8, addr, data
+	ldr	r4, =\addr
+	ldrb	r5, =\data
+	strb	r5, [r4]
+.endm
+
+.macro	wait_timer, time
+	ldr	r4, =\time
+1:
+	nop
+	subs	r4, r4, #1
+	bcs	1b
+.endm
+
+#endif /* __ASSEMBLY__ */
+#endif /* __ASM_ARM_MACRO_H__ */
-- 
1.5.6



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