diff --git a/tests/msgq/1.0/ITestMsgQ.hal b/tests/msgq/1.0/ITestMsgQ.hal
new file mode 100644
index 0000000..4ff60a8
--- /dev/null
+++ b/tests/msgq/1.0/ITestMsgQ.hal
@@ -0,0 +1,28 @@
+package android.hardware.tests.msgq@1.0;
+
+interface ITestMsgQ {
+
+  struct shm_t {
+    uint32_t fdIndex;
+    uint32_t offset;
+    uint32_t extent;
+  };
+  struct WireGrantorDescriptor {
+    uint32_t flags;
+    shm_t shm;
+  };
+
+  struct WireMQDescriptor {
+    vec<WireGrantorDescriptor> grantors;
+    handle mq_handle;
+    uint32_t quantum;
+    uint32_t nQuanta;
+    uint32_t flags;
+  };
+
+
+  configure() generates ( WireMQDescriptor mq_desc );
+  requestWrite (int32_t count) generates (int32_t ret);
+  requestRead(int32_t count) generates (int32_t ret);
+
+};