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//
// Copyright 2020 Ettus Research, a National Instruments Brand
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
#include "../rfnoc_graph_mock_nodes.hpp"
#include <uhd/rfnoc/actions.hpp>
#include <uhd/rfnoc/defaults.hpp>
#include <uhd/rfnoc/duc_block_control.hpp>
#include <uhd/rfnoc/mock_block.hpp>
#include <uhdlib/rfnoc/graph.hpp>
#include <uhdlib/rfnoc/node_accessor.hpp>
#include <uhdlib/utils/narrow.hpp>
#include <boost/test/unit_test.hpp>
#include <iostream>
using namespace uhd::rfnoc;
// Redeclare this here, since it's only defined outside of UHD_API
noc_block_base::make_args_t::~make_args_t() = default;
namespace {
constexpr size_t DEFAULT_MTU = 8000;
} // namespace
BOOST_AUTO_TEST_CASE(test_duc_block)
{
node_accessor_t node_accessor{};
constexpr uint32_t num_hb = 2;
constexpr uint32_t max_cic = 128;
constexpr size_t num_chans = 4;
constexpr noc_id_t noc_id = DUC_BLOCK;
constexpr int TEST_INTERP = 20; // 2 halfbands, CIC==5
constexpr double DEFAULT_RATE = 200e6; // Matches typical MCR of X310
auto block_container = get_mock_block(noc_id, num_chans, num_chans);
auto& duc_reg_iface = block_container.reg_iface;
duc_reg_iface->read_memory[duc_block_control::RB_COMPAT_NUM] =
(duc_block_control::MAJOR_COMPAT << 16) | duc_block_control::MINOR_COMPAT;
duc_reg_iface->read_memory[duc_block_control::RB_NUM_HB] = num_hb;
duc_reg_iface->read_memory[duc_block_control::RB_CIC_MAX_INTERP] = max_cic;
auto test_duc = block_container.get_block<duc_block_control>();
BOOST_REQUIRE(test_duc);
node_accessor.init_props(test_duc.get());
UHD_LOG_DEBUG("TEST", "Init done.");
test_duc->set_property<int>("interp", TEST_INTERP, 0);
BOOST_REQUIRE(duc_reg_iface->write_memory.count(duc_block_control::SR_INTERP_ADDR));
BOOST_CHECK_EQUAL(
duc_reg_iface->write_memory.at(duc_block_control::SR_INTERP_ADDR), 2 << 8 | 5);
BOOST_CHECK_EQUAL(test_duc->get_mtu({res_source_info::INPUT_EDGE, 0}), DEFAULT_MTU);
// Now plop it in a graph
detail::graph_t graph{};
detail::graph_t::graph_edge_t edge_info;
edge_info.src_port = 0;
edge_info.dst_port = 0;
edge_info.property_propagation_active = true;
edge_info.edge = detail::graph_t::graph_edge_t::DYNAMIC;
mock_terminator_t mock_source_term(1, {ACTION_KEY_STREAM_CMD});
mock_terminator_t mock_sink_term(1, {ACTION_KEY_STREAM_CMD});
UHD_LOG_INFO("TEST", "Priming mock source node props");
mock_source_term.set_edge_property<std::string>(
"type", "sc16", {res_source_info::OUTPUT_EDGE, 0});
mock_source_term.set_edge_property<double>(
"scaling", 1.0, {res_source_info::OUTPUT_EDGE, 0});
mock_source_term.set_edge_property<double>(
"samp_rate", DEFAULT_RATE / TEST_INTERP, {res_source_info::OUTPUT_EDGE, 0});
UHD_LOG_INFO("TEST", "Priming mock sink node props");
mock_sink_term.set_edge_property<std::string>(
"type", "sc16", {res_source_info::INPUT_EDGE, 0});
mock_sink_term.set_edge_property<double>(
"scaling", 1.0, {res_source_info::INPUT_EDGE, 0});
mock_sink_term.set_edge_property<double>(
"samp_rate", DEFAULT_RATE, {res_source_info::INPUT_EDGE, 0});
#define CHECK_OUTPUT_RATE(req_rate) \
BOOST_REQUIRE_CLOSE(mock_sink_term.get_edge_property<double>( \
"samp_rate", {res_source_info::INPUT_EDGE, 0}), \
req_rate, \
1e-6);
UHD_LOG_INFO("TEST", "Creating graph...");
graph.connect(&mock_source_term, test_duc.get(), edge_info);
graph.connect(test_duc.get(), &mock_sink_term, edge_info);
UHD_LOG_INFO("TEST", "Committing graph...");
graph.commit();
UHD_LOG_INFO("TEST", "Commit complete.");
CHECK_OUTPUT_RATE(DEFAULT_RATE);
// We need to set the interpation again, because the rates will screw it
// change it w.r.t. to the previous setting
test_duc->set_property<int>("interp", TEST_INTERP, 0);
BOOST_CHECK_EQUAL(test_duc->get_property<int>("interp", 0), TEST_INTERP);
BOOST_CHECK(mock_source_term.get_edge_property<double>(
"samp_rate", {res_source_info::OUTPUT_EDGE, 0})
* TEST_INTERP
== mock_sink_term.get_edge_property<double>(
"samp_rate", {res_source_info::INPUT_EDGE, 0}));
// Output rate should remain unchanged
CHECK_OUTPUT_RATE(DEFAULT_RATE);
const double initial_input_scaling = mock_source_term.get_edge_property<double>(
"scaling", {res_source_info::OUTPUT_EDGE, 0});
const double initial_output_scaling = mock_sink_term.get_edge_property<double>(
"scaling", {res_source_info::INPUT_EDGE, 0});
// Our chosen interpolation value will cause some scaling issues, so
// this value needs to be off from 1.0
BOOST_CHECK(initial_input_scaling != 1.0);
BOOST_CHECK(initial_output_scaling == 1.0);
// The DUC will not let us set the scaling on its input, so the following
// call to set property should have no effect
mock_source_term.set_edge_property<double>(
"scaling", 42.0, {res_source_info::OUTPUT_EDGE, 0});
BOOST_CHECK(initial_input_scaling
== mock_source_term.get_edge_property<double>(
"scaling", {res_source_info::OUTPUT_EDGE, 0}));
BOOST_CHECK(initial_output_scaling
== mock_sink_term.get_edge_property<double>(
"scaling", {res_source_info::INPUT_EDGE, 0}));
// However, if we change the scaling on the DUC's output, that will
// propagate to its input
UHD_LOG_INFO("TEST", "Testing doubling the output scaling...");
mock_sink_term.set_edge_property<double>(
"scaling", 2.0, {res_source_info::INPUT_EDGE, 0});
const double doubled_input_scaling = mock_source_term.get_edge_property<double>(
"scaling", {res_source_info::OUTPUT_EDGE, 0});
BOOST_CHECK_EQUAL(doubled_input_scaling, 2 * initial_input_scaling);
BOOST_CHECK_CLOSE(test_duc->get_frequency_range(0).start(), -DEFAULT_RATE / 2, 1e-6);
BOOST_CHECK_CLOSE(test_duc->get_frequency_range(0).stop(), DEFAULT_RATE / 2, 1e-6);
UHD_LOG_INFO("TEST",
"Setting freq to 1/8 of input rate (to " << (DEFAULT_RATE / 8) / 1e6 << " MHz)");
constexpr double TEST_FREQ = DEFAULT_RATE / 8;
test_duc->set_property<double>("freq", TEST_FREQ, 0);
const uint32_t freq_word_1 =
duc_reg_iface->write_memory.at(duc_block_control::SR_FREQ_ADDR);
BOOST_REQUIRE(freq_word_1 != 0);
UHD_LOG_INFO(
"TEST", "Doubling input rate (to " << (DEFAULT_RATE / 4) / 1e6 << " MHz)");
// Now this should change the freq word, but not the absolute frequency
mock_sink_term.set_edge_property<double>("samp_rate",
2
* mock_sink_term.get_edge_property<double>(
"samp_rate", {res_source_info::INPUT_EDGE, 0}),
{res_source_info::INPUT_EDGE, 0});
const double freq_word_2 =
duc_reg_iface->write_memory.at(duc_block_control::SR_FREQ_ADDR);
// The frequency word is the phase increment, which will halve. We skirt
// around fixpoint/floating point accuracy issues by using CLOSE.
BOOST_CHECK_CLOSE(double(freq_word_1) / double(freq_word_2), 2.0, 1e-6);
// Reset the interpolation
test_duc->set_property<int>("interp", TEST_INTERP, 0);
BOOST_REQUIRE_EQUAL(test_duc->get_property<int>("interp", 0), TEST_INTERP);
UHD_LOG_INFO("TEST", "DUC: Testing action forwarding");
auto new_stream_cmd_action =
stream_cmd_action_info::make(uhd::stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_DONE);
new_stream_cmd_action->stream_cmd.num_samps = 1000;
node_accessor.post_action(
&mock_sink_term, {res_source_info::INPUT_EDGE, 0}, new_stream_cmd_action);
BOOST_REQUIRE(!mock_source_term.received_actions.empty());
auto stream_cmd_recv_by_src = std::dynamic_pointer_cast<stream_cmd_action_info>(
mock_source_term.received_actions.back());
BOOST_CHECK(stream_cmd_recv_by_src);
BOOST_CHECK_EQUAL(stream_cmd_recv_by_src->stream_cmd.num_samps, 1000 / TEST_INTERP);
auto new_stream_cmd_action2 =
stream_cmd_action_info::make(uhd::stream_cmd_t::STREAM_MODE_START_CONTINUOUS);
node_accessor.post_action(
&mock_sink_term, {res_source_info::INPUT_EDGE, 0}, new_stream_cmd_action2);
BOOST_REQUIRE(!mock_source_term.received_actions.empty());
auto stream_cmd_recv_by_src2 = std::dynamic_pointer_cast<stream_cmd_action_info>(
mock_source_term.received_actions.back());
BOOST_CHECK_EQUAL(stream_cmd_recv_by_src2->stream_cmd.stream_mode,
uhd::stream_cmd_t::STREAM_MODE_START_CONTINUOUS);
auto new_stream_cmd_action3 =
stream_cmd_action_info::make(uhd::stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_DONE);
new_stream_cmd_action3->stream_cmd.num_samps = 100;
node_accessor.post_action(
&mock_source_term, {res_source_info::OUTPUT_EDGE, 0}, new_stream_cmd_action3);
BOOST_REQUIRE(!mock_sink_term.received_actions.empty());
auto stream_cmd_recv_by_src3 = std::dynamic_pointer_cast<stream_cmd_action_info>(
mock_sink_term.received_actions.back());
BOOST_CHECK(stream_cmd_recv_by_src3);
BOOST_CHECK_EQUAL(stream_cmd_recv_by_src3->stream_cmd.num_samps, 100 * TEST_INTERP);
}
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