[v2,6/6] target/arm: Add vCPU feature 'el2' test.

Commit Message

Haibo Xu April 1, 2021, 10:40 a.m. UTC

Signed-off-by: Haibo Xu <[e-mail]>
---
 target/arm/monitor.c           | 2 +-
 tests/qtest/arm-cpu-features.c | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

Patch

diff --git a/target/arm/monitor.c b/target/arm/monitor.c
index 80c64fa355..6c39238925 100644
--- a/target/arm/monitor.c
+++ b/target/arm/monitor.c
@@ -90,7 +90,7 @@  QEMU_BUILD_BUG_ON(ARM_MAX_VQ > 16);
  * then the order that considers those dependencies must be used.
  */
 static const char *cpu_model_advertised_features[] = {
-    "aarch64", "pmu", "sve",
+    "aarch64", "pmu", "sve", "el2",
     "sve128", "sve256", "sve384", "sve512",
     "sve640", "sve768", "sve896", "sve1024", "sve1152", "sve1280",
     "sve1408", "sve1536", "sve1664", "sve1792", "sve1920", "sve2048",
diff --git a/tests/qtest/arm-cpu-features.c b/tests/qtest/arm-cpu-features.c
index 8252b85bb8..be07bf0c76 100644
--- a/tests/qtest/arm-cpu-features.c
+++ b/tests/qtest/arm-cpu-features.c
@@ -509,6 +509,7 @@  static void test_query_cpu_model_expansion_kvm(const void *data)
     if (g_str_equal(qtest_get_arch(), "aarch64")) {
         bool kvm_supports_steal_time;
         bool kvm_supports_sve;
+        bool kvm_supports_el2;
         char max_name[8], name[8];
         uint32_t max_vq, vq;
         uint64_t vls;
@@ -533,10 +534,12 @@  static void test_query_cpu_model_expansion_kvm(const void *data)
          */
         assert_has_feature(qts, "host", "kvm-steal-time");
         assert_has_feature(qts, "host", "sve");
+        assert_has_feature(qts, "host", "el2");
 
         resp = do_query_no_props(qts, "host");
         kvm_supports_steal_time = resp_get_feature(resp, "kvm-steal-time");
         kvm_supports_sve = resp_get_feature(resp, "sve");
+        kvm_supports_el2 = resp_get_feature(resp, "el2");
         vls = resp_get_sve_vls(resp);
         qobject_unref(resp);
 
@@ -602,11 +605,17 @@  static void test_query_cpu_model_expansion_kvm(const void *data)
         } else {
             g_assert(vls == 0);
         }
+
+        if (kvm_supports_el2) {
+            assert_set_feature(qts, "host", "el2", false);
+            assert_set_feature(qts, "host", "el2", true);
+        }
     } else {
         assert_has_not_feature(qts, "host", "aarch64");
         assert_has_not_feature(qts, "host", "pmu");
         assert_has_not_feature(qts, "host", "sve");
         assert_has_not_feature(qts, "host", "kvm-steal-time");
+        assert_has_not_feature(qts, "host", "el2");
     }
 
     qtest_quit(qts);