1 files changed, 59 insertions, 0 deletions
diff --git a/host/lib/include/uhdlib/rfnoc/rfnoc_common.hpp b/host/lib/include/uhdlib/rfnoc/rfnoc_common.hpp
new file mode 100644
index 000000000..1fee0d40e
--- /dev/null
+++ b/host/lib/include/uhdlib/rfnoc/rfnoc_common.hpp
@@ -0,0 +1,59 @@
+//
+// Copyright 2019 Ettus Research, a National Instruments Brand
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+
+#ifndef INCLUDED_RFNOC_RFNOC_COMMON_HPP
+#define INCLUDED_RFNOC_RFNOC_COMMON_HPP
+
+#include <memory>
+
+namespace uhd { namespace rfnoc {
+
+//----------------------------------------------
+// Types
+//----------------------------------------------
+
+//! Type that indicates the CHDR Width in bits
+enum chdr_w_t { CHDR_W_64 = 0, CHDR_W_128 = 1, CHDR_W_256 = 2, CHDR_W_512 = 3 };
+//! Conversion from chdr_w_t to a number of bits
+constexpr size_t chdr_w_to_bits(chdr_w_t chdr_w)
+{
+    switch (chdr_w) {
+        case CHDR_W_64:
+            return 64;
+        case CHDR_W_128:
+            return 128;
+        case CHDR_W_256:
+            return 256;
+        case CHDR_W_512:
+            return 512;
+        default:
+            return 0;
+    }
+}
+
+//! Device ID Type
+using device_id_t = uint16_t;
+//! Stream Endpoint Instance Number Type
+using sep_inst_t = uint16_t;
+//! Stream Endpoint Physical Address Type
+using sep_addr_t = std::pair<device_id_t, sep_inst_t>;
+//! Stream Endpoint ID Type
+using sep_id_t = uint16_t;
+
+//! Type of data carried by the stream endpoint
+enum class sep_type_t { CTRL, DATA };
+
+
+//----------------------------------------------
+// Constants
+//----------------------------------------------
+
+constexpr uint16_t RFNOC_PROTO_VER = 0x0100;
+
+
+}} // namespace uhd::rfnoc
+
+#endif /* INCLUDED_RFNOC_RFNOC_COMMON_HPP */