From 3783ae2a82198962b1770b12db2dd3d67f400d7e Mon Sep 17 00:00:00 2001
From: Christoffer Dall <c.dall@virtualopensystems.com>
Date: Wed, 30 Jan 2013 15:39:01 +0000
Subject: [PATCH] hw/arm_sysctl: Clear sysctl cfgctrl start bit

The start bit should only be set to indicate that a function call is
underway, right now.  When done with function, clear it.

Signed-off-by: Christoffer Dall <c.dall@virtualopensystems.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
(cherry picked from commit 706872a56630a206897742b70c69ff99727672d3)
---
 hw/arm_sysctl.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/arm_sysctl.c b/hw/arm_sysctl.c
index 5f1237b..98943cb 100644
--- a/hw/arm_sysctl.c
+++ b/hw/arm_sysctl.c
@@ -330,6 +330,7 @@ static void arm_sysctl_write(void *opaque, target_phys_addr_t offset,
         default:
             s->sys_cfgstat |= 2;        /* error */
         }
+        s->sys_cfgctrl &= ~(1 << 31);
         return;
     case 0xa8: /* SYS_CFGSTAT */
         if (board_id(s) != BOARD_ID_VEXPRESS) {