diff options
| -rw-r--r-- | target-arm/helper.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c index 996d40d185..94aef393e2 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -203,7 +203,13 @@ void cpu_reset(CPUARMState *env) cpu_reset_model_id(env, id); #if defined (CONFIG_USER_ONLY) env->uncached_cpsr = ARM_CPU_MODE_USR; + /* For user mode we must enable access to coprocessors */ env->vfp.xregs[ARM_VFP_FPEXC] = 1 << 30; + if (arm_feature(env, ARM_FEATURE_IWMMXT)) { + env->cp15.c15_cpar = 3; + } else if (arm_feature(env, ARM_FEATURE_XSCALE)) { + env->cp15.c15_cpar = 1; + } #else /* SVC mode with interrupts disabled. */ env->uncached_cpsr = ARM_CPU_MODE_SVC | CPSR_A | CPSR_F | CPSR_I; |