From a801d6b046743140e9a50c7788dd17dd71f5540a Mon Sep 17 00:00:00 2001
From: Sugandha Gupta <sugandha.gupta@ettus.com>
Date: Tue, 15 Oct 2019 11:52:46 -0700
Subject: examples: Add example out-of-tree module for RFNoC modules

This subdirectory is its own, self-contained project. It is supposed to
work against the UHD version it is shipped with.

Co-Authored-By: Martin Braun <martin.braun@ettus.com>
Co-Authored-By: Wade Fife <wade.fife@ni.com>
---
 .../include/rfnoc/example/CMakeLists.txt           | 13 ++++++++
 .../include/rfnoc/example/gain_block_control.hpp   | 39 ++++++++++++++++++++++
 2 files changed, 52 insertions(+)
 create mode 100644 host/examples/rfnoc-example/include/rfnoc/example/CMakeLists.txt
 create mode 100644 host/examples/rfnoc-example/include/rfnoc/example/gain_block_control.hpp

(limited to 'host/examples/rfnoc-example/include/rfnoc')

diff --git a/host/examples/rfnoc-example/include/rfnoc/example/CMakeLists.txt b/host/examples/rfnoc-example/include/rfnoc/example/CMakeLists.txt
new file mode 100644
index 000000000..04ee6810e
--- /dev/null
+++ b/host/examples/rfnoc-example/include/rfnoc/example/CMakeLists.txt
@@ -0,0 +1,13 @@
+#
+# Copyright 2019 Ettus Research, a National Instruments Brand
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+
+# List all header files here (UHD and GNU Radio)
+install(
+    FILES
+    gain_block_control.hpp
+    DESTINATION include/rfnoc/gain
+    COMPONENT headers
+)
diff --git a/host/examples/rfnoc-example/include/rfnoc/example/gain_block_control.hpp b/host/examples/rfnoc-example/include/rfnoc/example/gain_block_control.hpp
new file mode 100644
index 000000000..5943454b8
--- /dev/null
+++ b/host/examples/rfnoc-example/include/rfnoc/example/gain_block_control.hpp
@@ -0,0 +1,39 @@
+//
+// Copyright 2019 Ettus Research, a National Instruments Brand
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+
+#ifndef INCLUDED_RFNOC_EXAMPLE_GAIN_BLOCK_CONTROL_HPP
+#define INCLUDED_RFNOC_EXAMPLE_GAIN_BLOCK_CONTROL_HPP
+
+#include <uhd/config.hpp>
+#include <uhd/rfnoc/noc_block_base.hpp>
+#include <uhd/types/stream_cmd.hpp>
+
+namespace rfnoc { namespace example {
+
+/*! Block controller for the gain block: Multiply amplitude of signal
+ *
+ * This block multiplies the signal input with a fixed gain value.
+ */
+class UHD_API gain_block_control : public uhd::rfnoc::noc_block_base
+{
+public:
+    RFNOC_DECLARE_BLOCK(gain_block_control)
+
+    //! The register address of the gain value
+    static const uint32_t REG_GAIN_VALUE;
+
+    /*! Set the gain value
+     */
+    virtual void set_gain_value(const uint32_t gain) = 0;
+
+    /*! Get the current gain value (read it from the device)
+     */
+    virtual uint32_t get_gain_value() = 0;
+};
+
+}} // namespace rfnoc::example
+
+#endif /* INCLUDED_RFNOC_EXAMPLE_GAIN_BLOCK_CONTROL_HPP */
-- 
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