zfs: Add ZFS filesystem support

[people/ms/u-boot.git] / include / zfs / dmu_objset.h

diff --git a/include/zfs/dmu_objset.h b/include/zfs/dmu_objset.h
new file mode 100644 (file)
index 0000000..dbd67ad
--- /dev/null
+++ b/include/zfs/dmu_objset.h
@@ -0,0 +1,43 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 1999,2000,2001,2002,2003,2004  Free Software Foundation, Inc.
+ *
+ *  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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+/*
+ * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef        _SYS_DMU_OBJSET_H
+#define        _SYS_DMU_OBJSET_H
+
+#include <zfs/zil.h>
+
+#define OBJSET_PHYS_SIZE       2048
+#define OBJSET_PHYS_SIZE_V14   1024
+
+typedef struct objset_phys {
+       dnode_phys_t os_meta_dnode;
+       zil_header_t os_zil_header;
+       uint64_t os_type;
+       uint64_t os_flags;
+       char os_pad[OBJSET_PHYS_SIZE - sizeof(dnode_phys_t)*3 -
+           sizeof(zil_header_t) - sizeof(uint64_t)*2];
+       dnode_phys_t os_userused_dnode;
+       dnode_phys_t os_groupused_dnode;
+} objset_phys_t;
+
+#endif /* _SYS_DMU_OBJSET_H */