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authorAnton staaf <robotboy@chromium.org>2011-10-25 10:48:03 +0000
committerWolfgang Denk <wd@denx.de>2011-11-03 22:34:49 +0100
commitcceea66bfe1c6c654a1acd27eaf7b63048c97f09 (patch)
tree85149ef8b677264148e25119446d4cbd635f3482
parentcca4e4aec1fe52e5ecd15e3cebdbb36e2f254220 (diff)
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sandbox: Add asm/cache.h for sandbox
This file is required by the new DMA buffer alignment macro. Signed-off-by: Anton Staaf <robotboy@chromium.org> Cc: Simon Glass <sjg@chromium.org> Tested-by: Simon Glass <sjg@chromium.org> Acked-by: Mike Frysinger <vapier@gentoo.org>
-rw-r--r--arch/sandbox/include/asm/cache.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/sandbox/include/asm/cache.h b/arch/sandbox/include/asm/cache.h
new file mode 100644
index 0000000..6e11102
--- /dev/null
+++ b/arch/sandbox/include/asm/cache.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors.
+ * 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 __SANDBOX_CACHE_H__
+#define __SANDBOX_CACHE_H__
+
+/*
+ * For native compilation of the sandbox we should still align
+ * the contents of stack buffers to something reasonable. The
+ * GCC macro __BIGGEST_ALIGNMENT__ is defined to be the maximum
+ * required alignment for any basic type. This seems reasonable.
+ */
+#define ARCH_DMA_MINALIGN __BIGGEST_ALIGNMENT__
+
+#endif /* __SANDBOX_CACHE_H__ */