X-Git-Url: http://git.datanom.net/omvzfs.git/blobdiff_plain/16be031ec5bcd6c81bbe056dc674815bb59fd5de..HEAD:/README

diff --git a/README b/README
index d3d8309..36846cd 100644
--- a/README
+++ b/README
@@ -1,7 +1,19 @@
 Objects:
 - zpool
-- vdev
-- disk
+	- vdev
+	- disk
 - zvol
 - dataset
+- snapshot
+
+<zpool>		::= <vdev> <log> <cache> <spare> | <vdev> <log> <cache> <spare> <zpool>;
+<vdev>		::= <diskset> | <mirror> | <raidz1> | <raidz2> | <raidz3>;
+<mirror>	::= "disk" "disk" | "disk" <mirror>;
+<raidz1>	::= "disk" "disk" "disk" | "disk" <raidz1>;
+<raidz2>	::= "disk" "disk" "disk" "disk" | "disk" <raidz2>;
+<raidz3>	::= "disk" "disk" "disk" "disk" "disk" | "disk" <raidz3>;
+<log>		::= "internal" | <diskset> | <mirror>;
+<cache>		::=	"internal" | <diskset>;
+<spare>		::= "" | <diskset>;
+<diskset>	::= "disk" | "disk" <diskset>;