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[Qemu-devel] [PATCH v2 07/23] target-arm: reject switching to monitor mo


From: Fabian Aggeler
Subject: [Qemu-devel] [PATCH v2 07/23] target-arm: reject switching to monitor mode from non-secure state
Date: Tue, 13 May 2014 18:15:52 +0200

From: Sergey Fedorov <address@hidden>

Signed-off-by: Sergey Fedorov <address@hidden>
Signed-off-by: Fabian Aggeler <address@hidden>
---
 target-arm/helper.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target-arm/helper.c b/target-arm/helper.c
index c1388eb..cf1f88c 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -2903,6 +2903,8 @@ static int bad_mode_switch(CPUARMState *env, int mode)
     case ARM_CPU_MODE_IRQ:
     case ARM_CPU_MODE_FIQ:
         return 0;
+    case ARM_CPU_MODE_MON:
+        return !arm_is_secure(env);
     default:
         return 1;
     }
-- 
1.8.3.2




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