Changeset fed66f99 in rtems for cpukit/libfs/src/devfs/devread.c

Timestamp:

May 14, 2012, 1:19:20 PM (8 years ago)

Author:

Sebastian Huber <sebastian.huber@…>

Branches:

4.11, master

Children:

53da07e

Parents:

df01da67

git-author:

Sebastian Huber <sebastian.huber@…> (05/14/12 13:19:20)

git-committer:

Sebastian Huber <sebastian.huber@…> (05/15/12 08:01:42)

Message:

Filesystem: Add shared device IO support

The device IO file system support in IMFS, devFS, and RFS uses now a
shared implementation.

File:

• cpukit/libfs/src/devfs/devread.c (modified) (2 diffs)

cpukit/libfs/src/devfs/devread.c

@@ -6 +6 @@
 
 #if HAVE_CONFIG_H
-#include "config.h"
+  #include "config.h"
 #endif
 
-#include <rtems.h>
-#include <rtems/io.h>
+#include "devfs.h"
 
-#include "devfs.h"
+#include <rtems/deviceio.h>
 
 ssize_t devFS_read(
@@ -20 +19 @@
 )
 {
-  rtems_libio_rw_args_t   args;
-  rtems_status_code       status;
   const devFS_node *np = iop->pathinfo.node_access;
 
-  args.iop         = iop;
-  args.offset      = iop->offset;
-  args.buffer      = buffer;
-  args.count       = count;
-  args.flags       = iop->flags;
-  args.bytes_moved = 0;
-
-  status = rtems_io_read(
-    np->major,
-    np->minor,
-    (void *) &args
-  );
-
-  if ( status )
-    return rtems_deviceio_errno(status);
-
-  return (ssize_t) args.bytes_moved;
+  return rtems_deviceio_read( iop, buffer, count, np->major, np->minor );
 }
-