exynos5: Enable data cache

[karo-tx-uboot.git] / include / fs.h

diff --git a/include/fs.h b/include/fs.h
index 4f30a385a03ca2d2a4e2fe65b6b38168acdced07..06a45f2788323b5d0fef4debf677bcf942cebe4d 100644 (file)
--- a/include/fs.h
+++ b/include/fs.h
@@ -21,6 +21,7 @@
 #define FS_TYPE_ANY    0
 #define FS_TYPE_FAT    1
 #define FS_TYPE_EXT    2
+#define FS_TYPE_SANDBOX        3
 
 /*
  * Tell the fs layer which block device an partition to use for future
@@ -42,6 +43,20 @@ int fs_set_blk_dev(const char *ifname, const char *dev_part_str, int fstype);
  */
 int fs_ls(const char *dirname);
 
+/*
+ * Determine whether a file exists
+ *
+ * Returns 1 if the file exists, 0 if it doesn't exist.
+ */
+int fs_exists(const char *filename);
+
+/*
+ * Determine a file's size
+ *
+ * Returns the file's size in bytes, or a negative value if it doesn't exist.
+ */
+int fs_size(const char *filename);
+
 /*
  * Read file "filename" from the partition previously set by fs_set_blk_dev(),
  * to address "addr", starting at byte offset "offset", and reading "len"
@@ -53,13 +68,29 @@ int fs_ls(const char *dirname);
  */
 int fs_read(const char *filename, ulong addr, int offset, int len);
 
+/*
+ * Write file "filename" to the partition previously set by fs_set_blk_dev(),
+ * from address "addr", starting at byte offset "offset", and writing "len"
+ * bytes. "offset" may be 0 to write to the start of the file. Note that not
+ * all filesystem types support offset!=0.
+ *
+ * Returns number of bytes read on success. Returns <= 0 on error.
+ */
+int fs_write(const char *filename, ulong addr, int offset, int len);
+
 /*
  * Common implementation for various filesystem commands, optionally limited
  * to a specific filesystem type via the fstype parameter.
  */
+int do_size(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
+               int fstype);
 int do_load(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
-               int fstype, int cmdline_base);
+               int fstype);
 int do_ls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
                int fstype);
+int file_exists(const char *dev_type, const char *dev_part, const char *file,
+               int fstype);
+int do_save(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
+               int fstype);
 
 #endif /* _FS_H */