From e3aad72bc27a82263785e23c2a263be85373d771 Mon Sep 17 00:00:00 2001
From: Sarat Chand Savitala <sarat.chand.savitala@xilinx.com>
Date: Fri, 20 Mar 2015 18:10:33 +0530
Subject: [PATCH] sw_apps:zynqmp_fsbl: disable cache during ECC initialization

Disabling cache ensures proper initialization of ECC

Signed-off-by: Sarat Chand Savitala <saratcha@xilinx.com>
---
 lib/sw_apps/zynqmp_fsbl/src/xfsbl_partition_load.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/sw_apps/zynqmp_fsbl/src/xfsbl_partition_load.c b/lib/sw_apps/zynqmp_fsbl/src/xfsbl_partition_load.c
index a9db45de..f90715bd 100644
--- a/lib/sw_apps/zynqmp_fsbl/src/xfsbl_partition_load.c
+++ b/lib/sw_apps/zynqmp_fsbl/src/xfsbl_partition_load.c
@@ -438,11 +438,15 @@ void XFsbl_EccInitialize(u32 Address, u32 Length)
 {
 	u32 Index=0U;
 
+	/* Disable cache to ensure proper ECC initialization */
+	Xil_DCacheDisable();
 	while (Index<Length)
 	{
 		XFsbl_Out32(Address+Index, 1U) ;
 		Index += 4U;
 	}
+	Xil_DCacheEnable();
+
 	XFsbl_Printf(DEBUG_INFO,
 	  "Address 0x%0lx, Length %0lx, ECC initialized \r\n",
 		Address, Length);