diff --git a/board/icecube/icecube.c b/board/icecube/icecube.c
index 07c25ed..3763821 100644
--- a/board/icecube/icecube.c
+++ b/board/icecube/icecube.c
@@ -133,10 +133,13 @@
 	*(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001e;/* 2G */
 
 	/* find RAM size using SDRAM CS1 only */
-	sdram_start(0);
-	test1 = get_ram_size((ulong *)(CFG_SDRAM_BASE + dramsize), 0x80000000);
-	sdram_start(1);
-	test2 = get_ram_size((ulong *)(CFG_SDRAM_BASE + dramsize), 0x80000000);
+	if (!dramsize) 
+		sdram_start(0);
+	test2 = test1 = get_ram_size((ulong *)(CFG_SDRAM_BASE + dramsize), 0x80000000);
+	if (!dramsize) {
+		sdram_start(1);
+		test2 = get_ram_size((ulong *)(CFG_SDRAM_BASE + dramsize), 0x80000000);
+	}
 	if (test1 > test2) {
 		sdram_start(0);
 		dramsize2 = test1;