diff options
Diffstat (limited to 'fs/yaffs2/yaffs_tagsvalidity.c')
-rw-r--r-- | fs/yaffs2/yaffs_tagsvalidity.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/fs/yaffs2/yaffs_tagsvalidity.c b/fs/yaffs2/yaffs_tagsvalidity.c new file mode 100644 index 00000000000..f588d3aa213 --- /dev/null +++ b/fs/yaffs2/yaffs_tagsvalidity.c @@ -0,0 +1,31 @@ +/* + * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. + * + * Copyright (C) 2002-2007 Aleph One Ltd. + * for Toby Churchill Ltd and Brightstar Engineering + * + * Created by Charles Manning <charles@aleph1.co.uk> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* XXX U-BOOT XXX */ +#include <common.h> + +#include "yaffs_tagsvalidity.h" + +void yaffs_InitialiseTags(yaffs_ExtendedTags * tags) +{ + memset(tags, 0, sizeof(yaffs_ExtendedTags)); + tags->validMarker0 = 0xAAAAAAAA; + tags->validMarker1 = 0x55555555; +} + +int yaffs_ValidateTags(yaffs_ExtendedTags * tags) +{ + return (tags->validMarker0 == 0xAAAAAAAA && + tags->validMarker1 == 0x55555555); + +} |