Upstream: Move ioport code to ioport.[hc]

Change-Id: I41aa30fff127338665a6a32fa66dcd43dd3bfe8b
diff --git a/Makefile.android b/Makefile.android
index 0639bfd..188450d 100644
--- a/Makefile.android
+++ b/Makefile.android
@@ -557,6 +557,7 @@
               buffered_file.c \
               cbuffer.c \
               gdbstub.c \
+              ioport.c \
               vnc-android.c disas.c arm-dis.c \
               shaper.c charpipe.c loadpng.c \
               framebuffer.c \