#define VMALLOC_SIZE (0x80000000000UL)
#define VMALLOC_END (VMALLOC_START + VMALLOC_SIZE)
+/*
+ * Define the address range of the imalloc VM area.
+ */
+#define PHBS_IO_BASE VMALLOC_END
+#define IMALLOC_BASE (PHBS_IO_BASE + 0x80000000ul) /* Reserve 2 gigs for PHBs */
+#define IMALLOC_END (VMALLOC_START + PGTABLE_RANGE)
+
/*
* Common bits in a linux-style PTE. These match the bits in the
* (hardware-defined) PowerPC PTE as closely as possible. Additional