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-rw-r--r--target-arm/helper.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 16195b381e..6a62d798c2 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -2063,12 +2063,9 @@ static const ARMCPRegInfo strongarm_cp_reginfo[] = {
static uint64_t mpidr_read(CPUARMState *env, const ARMCPRegInfo *ri)
{
- CPUState *cs = CPU(arm_env_get_cpu(env));
- uint32_t mpidr = cs->cpu_index;
- /* We don't support setting cluster ID ([8..11]) (known as Aff1
- * in later ARM ARM versions), or any of the higher affinity level fields,
- * so these bits always RAZ.
- */
+ ARMCPU *cpu = ARM_CPU(arm_env_get_cpu(env));
+ uint64_t mpidr = cpu->mp_affinity;
+
if (arm_feature(env, ARM_FEATURE_V7MP)) {
mpidr |= (1U << 31);
/* Cores which are uniprocessor (non-coherent)