diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2016-02-23 15:36:44 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2016-02-26 15:09:41 +0000 |
| commit | e6c8fc07b4fce0729bb747770756835f4b0ca7f4 (patch) | |
| tree | 32207373dc720e995216f6d7563543155e3a6238 /target-arm/helper.c | |
| parent | 52ff951b4f63a29593650a15efdf82f63d6d962d (diff) | |
target-arm: Add Hyp mode checks to bad_mode_switch()
We don't actually support Hyp mode yet, but add the correct
checks for it to the bad_mode_switch() function for completeness.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Sergey Fedorov <serge.fdrv@gmail.com>
Message-id: 1455556977-3644-8-git-send-email-peter.maydell@linaro.org
Diffstat (limited to 'target-arm/helper.c')
| -rw-r--r-- | target-arm/helper.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c index 57cc8790c8..c43d66fd8d 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -5218,6 +5218,9 @@ static int bad_mode_switch(CPUARMState *env, int mode) * allows FIQ mode to be Secure-only. (In v8 this doesn't exist.) */ return 0; + case ARM_CPU_MODE_HYP: + return !arm_feature(env, ARM_FEATURE_EL2) + || arm_current_el(env) < 2 || arm_is_secure(env); case ARM_CPU_MODE_MON: return !arm_is_secure(env); default: |