1 files changed, 69 insertions, 0 deletions
diff --git a/mpm/lib/xbar_iface.hpp b/mpm/lib/xbar_iface.hpp
new file mode 100644
index 000000000..9b17ed97b
--- /dev/null
+++ b/mpm/lib/xbar_iface.hpp
@@ -0,0 +1,69 @@
+//
+// Copyright 2017 Ettus Research (National Instruments)
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+#pragma once
+#include <boost/noncopyable.hpp>
+#include <memory>
+#include <mutex>
+#include <cstdint>
+
+namespace mpm{
+
+/*!
+ * Crossbar route command
+ */
+using rfnoc_crossbar_cmd =  struct rfnoc_crossbar_cmd {
+    /*! destination address */
+	uint8_t dest_addr;
+    /*! destination port */
+	uint8_t dest_port;
+};
+
+#define RFNCBWROUTIOC _IOW('R', 1, struct rfnoc_crossbar_cmd)
+#define RFNCDELROUTIOC _IOW('D', 1, struct rfnoc_crossbar_cmd)
+
+/*!
+ * Crossbar interface class holding a crossbar context
+ */
+class xbar_iface: boost::noncopyable{
+public:
+    // use static mutex! lock_guard
+    using sptr = std::shared_ptr<xbar_iface>;
+    static sptr make(const std::string &device);
+    void set_route(uint8_t dst_addr, uint8_t dst_port);
+    void del_route(uint8_t dst_addr, uint8_t dst_port);
+    ~xbar_iface();
+    xbar_iface(const std::string &device);
+
+private:
+    static std::mutex _lock;
+    int _fd;
+};
+}
+
+
+#ifdef LIBMPM_PYTHON
+void export_xbar(){
+    LIBMPM_BOOST_PREAMBLE("xbar")
+    bp::class_<mpm::xbar_iface, boost::noncopyable, std::shared_ptr<mpm::xbar_iface> >("xbar", bp::no_init)
+        .def("make", &mpm::xbar_iface::make)
+        .staticmethod("make")
+        .def("set_route", &mpm::xbar_iface::set_route)
+        .def("del_route", &mpm::xbar_iface::del_route)
+    ;
+}
+#endif
+