From 1102e46ecfeb3f30591df02c1647d69c00e9f419 Mon Sep 17 00:00:00 2001
From: Kevin K Wong <kevin.k.wong@intel.com>
Date: Wed, 2 Mar 2016 11:16:51 -0800
Subject: core: fix unaligned access

without this, there could be unaligned access of __flash_lpfw_start
variable in system_hibernate function which causes exception.

BUG=none
BRANCH=none
TEST=make buildall, able to enter/exit EC hibernate

Change-Id: I6c0400fd88f3b815a42a70c2983a8f8ecd79b398
Signed-off-by: Divya Sasidharan <divya.s.sasidharan@intel.com>
Signed-off-by: Kevin K Wong <kevin.k.wong@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/331653
Reviewed-by: Mulin Chao <mlchao@nuvoton.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
---
 core/cortex-m/ec.lds.S | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/cortex-m/ec.lds.S b/core/cortex-m/ec.lds.S
index 982f930d2f..24f3030354 100644
--- a/core/cortex-m/ec.lds.S
+++ b/core/cortex-m/ec.lds.S
@@ -93,9 +93,11 @@ SECTIONS
         STRINGIFY(OUTDIR/core/CORE/init.o) (.text)
         *(.text*)
 #ifdef CONFIG_EXTERNAL_STORAGE
+	. = ALIGN(4);
         __flash_lpfw_start = .;
         /* Entering deep idle FW for better power consumption */
         KEEP(*(.lowpower_ram))
+	. = ALIGN(4);
         __flash_lpfw_end = .;
     } > CDRAM AT > FLASH
 #else
-- 
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