diff options
Diffstat (limited to 'target/arm/arm-powerctl.c')
| -rw-r--r-- | target/arm/arm-powerctl.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/target/arm/arm-powerctl.c b/target/arm/arm-powerctl.c index ce55eeb682..2b856930fb 100644 --- a/target/arm/arm-powerctl.c +++ b/target/arm/arm-powerctl.c @@ -103,6 +103,16 @@ static void arm_set_cpu_on_async_work(CPUState *target_cpu_state, } else { /* Processor is not in secure mode */ target_cpu->env.cp15.scr_el3 |= SCR_NS; + + /* + * If QEMU is providing the equivalent of EL3 firmware, then we need + * to make sure a CPU targeting EL2 comes out of reset with a + * functional HVC insn. + */ + if (arm_feature(&target_cpu->env, ARM_FEATURE_EL3) + && info->target_el == 2) { + target_cpu->env.cp15.scr_el3 |= SCR_HCE; + } } /* We check if the started CPU is now at the correct level */ |