1 files changed, 3 insertions, 3 deletions

diff --git a/arch/powerpc/mm/40x_mmu.c b/arch/powerpc/mm/40x_mmu.c
index f5e7b9ce63dd..65abfcfaaa9e 100644
--- a/arch/powerpc/mm/40x_mmu.c
+++ b/arch/powerpc/mm/40x_mmu.c
@@ -84,14 +84,14 @@ void __init MMU_init_hw(void)
          * vectors and the kernel live in real-mode.
          */
 
-        mtspr(SPRN_DCCR, 0xF0000000);   /* 512 MB of data space at 0x0. */
-        mtspr(SPRN_ICCR, 0xF0000000);   /* 512 MB of instr. space at 0x0. */
+        mtspr(SPRN_DCCR, 0xFFFF0000);   /* 2GByte of data space at 0x0. */
+        mtspr(SPRN_ICCR, 0xFFFF0000);   /* 2GByte of instr. space at 0x0. */
 }
 
 #define LARGE_PAGE_SIZE_16M     (1<<24)
 #define LARGE_PAGE_SIZE_4M      (1<<22)
 
-unsigned long __init mmu_mapin_ram(void)
+unsigned long __init mmu_mapin_ram(unsigned long top)
 {
         unsigned long v, s, mapped;
         phys_addr_t p;