Changeset 1fbe064b in mainline for uspace/lib/libblock/libblock.h

Timestamp:

2009-06-26T21:34:47Z (15 years ago)

Author:

Jiri Svoboda <jirik.svoboda@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

00fe6bb

Parents:

af65b72

Message:

Allow libblock to operate in write-through mode. With 'wtcache' mount option, FAT sets write-through mode on the cache.

File:

• uspace/lib/libblock/libblock.h (modified) (2 diffs)

uspace/lib/libblock/libblock.h

@@ -85 +85 @@
 } block_t;
 
+/** Caching mode */
+enum cache_mode {
+        /** Write-Through */
+        CACHE_MODE_WT,
+        /** Write-Back */
+        CACHE_MODE_WB
+};
+
 extern int block_init(dev_handle_t, size_t);
 extern void block_fini(dev_handle_t);
@@ -91 +99 @@
 extern void *block_bb_get(dev_handle_t);
 
-extern int block_cache_init(dev_handle_t, size_t, unsigned);
+extern int block_cache_init(dev_handle_t, size_t, unsigned, enum cache_mode);
 
 extern block_t *block_get(dev_handle_t, bn_t, int flags);