+ * E400 00000000 - E480 00000000 39 512 GiB Physical Page Bitmap (1 page per bit)
+ * E480 00000000 - E500 00000000 39 512 GiB Physical Page DblAlloc Bitmap (1 page per bit)
+ * E500 00000000 - E500 80000000 31 2 GiB Physical Page Super Bitmap (64 pages per bit)