swdc: first segatools added

swdcio/di.h

@@ -0,0 +1,9 @@
+#pragma once
+
+#include "swdcio/backend.h"
+#include "swdcio/config.h"
+
+HRESULT swdc_di_init(
+        const struct swdc_di_config *cfg,
+        HINSTANCE inst,
+        const struct swdc_io_backend **backend);