core: hle: kernel: Begin moving common SVC defintions to its own header.

src/core/CMakeLists.txt

@@ -212,6 +212,7 @@ add_library(core STATIC
     hle/kernel/shared_memory.h
     hle/kernel/svc.cpp
     hle/kernel/svc.h
+    hle/kernel/svc_common.h
     hle/kernel/svc_results.h
     hle/kernel/svc_types.h
     hle/kernel/svc_wrap.h

src/core/hle/kernel/svc_common.h

@@ -0,0 +1,13 @@
+// Copyright 2020 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "common/common_types.h"
+
+namespace Kernel::Svc {
+
+constexpr u32 HandleWaitMask{1u << 30};
+
+} // namespace Kernel::Svc