From 93f6a6771ba04b217e4c8bbca9196fd16e364479 Mon Sep 17 00:00:00 2001
From: wdenk <wdenk>
Date: Thu, 1 Jul 2004 20:28:03 +0000
Subject: * Patches by Richard Woodruff, 10 Jun 2004:   - fix problems with
 examples/stubs.c for GCC >= 3.4   - fix problems with gd initialization

* Enable FAT filesystem support for HMI10 board
---
 lib_arm/board.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'lib_arm')

diff --git a/lib_arm/board.c b/lib_arm/board.c
index e97e158..7673d06 100644
--- a/lib_arm/board.c
+++ b/lib_arm/board.c
@@ -217,6 +217,9 @@ void start_armboot (void)
 
 	/* Pointer is writable since we allocated a register for it */
 	gd = (gd_t*)(_armboot_start - CFG_MALLOC_LEN - sizeof(gd_t));
+	/* compiler optimization barrier needed for GCC >= 3.4 */
+	__asm__ __volatile__("": : :"memory");
+
 	memset ((void*)gd, 0, sizeof (gd_t));
 	gd->bd = (bd_t*)((char*)gd - sizeof(bd_t));
 	memset (gd->bd, 0, sizeof (bd_t));
-- 
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