tuning 1 whole step down with drop d ......i play it in standard drop d with my band and it sounds the same but that is the tuning used in the song

intro/verse
---------------|-----------------------
---------------|-----------------------
---------------|------------3h5p3------
-000-0-0-000-1-|-000-0-0-00------------


chorus
------------------------------|---------------------------
------------------------------|---------------------------
------------------------------|---------------------------
--3-3-3-3-3-3-3--5-5-1-1-1-1--|-3-3-3-3-3-3-1-1-1-1-1-1---


fill
----------------|------------------------------
----------------|------------------------------
----------------|------------------------------
--000-0-0-000-1-|--000-0-0-0000----------------


solo a
----------------
----------------
----------------
--202-0202-023--

solo b
----------------
----------------
----------------
--424-2424-245--

solo c
----------------
----------------
----------------
--646-4646-467--

play in this order
intro x4
verse x4
chorus x2
verse x1
fill x1
verse x4
chorus x2
solo a x4
solo b x4
solo c x4
verse x3
fill x1

listen to the song and you should be able to figure it out