arm_is_secure() helper allows to determine CPU security state.
Signed-off-by: Sergey Fedorov <s.fedo...@samsung.com>
---
target-arm/cpu.h | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/target-arm/cpu.h b/target-arm/cpu.h
index 94d8bd1..a00c86f 100644
--- a/target-arm/cpu.h
+++ b/target-arm/cpu.h
@@ -474,6 +474,17 @@ static inline int arm_feature(CPUARMState *env, int
feature)
return (env->features & (1ULL << feature)) != 0;
}
+/* Return non-zero if the processor is in Secure state */
+static inline bool arm_is_secure(CPUARMState *env)
+{
+#if !defined(CONFIG_USER_ONLY)
+ return ((env->uncached_cpsr & CPSR_M) == ARM_CPU_MODE_MON) ||
+ !(env->cp15.c1_scr & 1);
+#else
+ return false;
+#endif
+}
+
void arm_cpu_list(FILE *f, fprintf_function cpu_fprintf);
/* Interface between CPU and Interrupt controller. */
--
1.7.9.5
