From 00940a229d564044d52a5449bce14090c7298f92 Mon Sep 17 00:00:00 2001
From: Graeme Russ <graeme.russ@gmail.com>
Date: Thu, 7 Oct 2010 20:03:26 +1100
Subject: x86: Move ECC initialisation outside RAM initialisation

To allow for 'load anywhere' images, the %ebp return pointer 'hack' must
be removed, so we cannot have two 'calls' to get_mem_size
---
 arch/i386/cpu/start.S | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'arch/i386/cpu/start.S')

diff --git a/arch/i386/cpu/start.S b/arch/i386/cpu/start.S
index cb47ce7faa..819274f050 100644
--- a/arch/i386/cpu/start.S
+++ b/arch/i386/cpu/start.S
@@ -93,6 +93,17 @@ mem_init_ret:
 	jmp	get_mem_size
 get_mem_size_ret:
 
+#if CONFIG_SYS_SDRAM_ECC_ENABLE
+	/* Skip ECC initialization if not starting from cold-reset */
+	movl	%ebx, %ecx
+	andl	$GD_FLG_COLD_BOOT, %ecx
+	jz	init_ecc_ret
+	mov	$init_ecc_ret, %ebp
+	jmp	init_ecc
+
+init_ecc_ret:
+#endif
+
 	/* Check we have enough memory for stack */
 	movl	$CONFIG_SYS_STACK_SIZE, %ecx
 	cmpl	%ecx, %eax
-- 
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