From fe63ced329027591722de69ca5861df56b6dca55 Mon Sep 17 00:00:00 2001
From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sat, 20 Feb 2010 19:51:20 +0100
Subject: [PATCH] --- yaml --- r: 180735 b: refs/heads/master c:
 84a6fcb368a080620d12fc4d79e07902dbee7335 h: refs/heads/master i:   180733:
 30b9bbbc9bcb7c505bce3b8d9b718d246ed1df19   180731:
 48ef9250d81dd7b79015f5bb11cab0fd7bafd107   180727:
 7db80d724735e03589280ee5cdb4f598653521cb   180719:
 39195406873460ab340068a13b422d0823096c27   180703:
 f50bf19aa927b129fb8b63f1f59801521518f2ae   180671:
 7bf8981adb47c12a4b5dc1a86eaf5f8ebe66bf7d   180607:
 27b6b1ca9c70bd2cbcf8d43e97e20b16c081188b   180479:
 ff0406ef0a9aedb9d3101eebca7654bf1e0cbeae   180223:
 d6ecfc0a2658379b0710cf00f231f5a199e10333 v: v3

---
 [refs]                         | 2 +-
 trunk/arch/mips/bcm47xx/prom.c | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 6c6a096238cd..9738ab831c39 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 52ab320ac560af3333191a473e56615fb48fff95
+refs/heads/master: 84a6fcb368a080620d12fc4d79e07902dbee7335
diff --git a/trunk/arch/mips/bcm47xx/prom.c b/trunk/arch/mips/bcm47xx/prom.c
index c51405e57921..29d3cbf9555f 100644
--- a/trunk/arch/mips/bcm47xx/prom.c
+++ b/trunk/arch/mips/bcm47xx/prom.c
@@ -141,6 +141,14 @@ static __init void prom_init_mem(void)
 			break;
 	}
 
+	/* Ignoring the last page when ddr size is 128M. Cached
+	 * accesses to last page is causing the processor to prefetch
+	 * using address above 128M stepping out of the ddr address
+	 * space.
+	 */
+	if (mem == 0x8000000)
+		mem -= 0x1000;
+
 	add_memory_region(0, mem, BOOT_MEM_RAM);
 }