sh: Clean up places that make 29-bit physical assumptions.

Signed-off-by: Stuart Menefy <stuart.menefy@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 7 insertions, 1 deletions

diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h
index b4d7561cd9e0..3df90f003e95 100644
--- a/include/asm-sh/pgtable.h
+++ b/include/asm-sh/pgtable.h
@@ -69,7 +69,13 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
 #define USER_PTRS_PER_PGD       (TASK_SIZE/PGDIR_SIZE)
 #define FIRST_USER_ADDRESS      0
 
-#define PTE_PHYS_MASK           (0x20000000 - PAGE_SIZE)
+#ifdef CONFIG_32BIT
+#define PHYS_ADDR_MASK          0xffffffff
+#else
+#define PHYS_ADDR_MASK          0x1fffffff
+#endif
+
+#define PTE_PHYS_MASK           (PHYS_ADDR_MASK & PAGE_MASK)
 
 #ifdef CONFIG_SUPERH32
 #define VMALLOC_START   (P3SEG)