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//
// Copyright 2014-2016 Ettus Research LLC
// Copyright 2018 Ettus Research, a National Instruments Company
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
#include <uhd/rfnoc/node_ctrl_base.hpp>
#include <uhd/utils/log.hpp>
#include <boost/range/adaptor/map.hpp>
using namespace uhd::rfnoc;
std::string node_ctrl_base::unique_id() const
{
// Most instantiations will override this, so we don't need anything
// more elegant here.
return str(boost::format("%08X") % size_t(this));
}
void node_ctrl_base::clear()
{
UHD_LOG_TRACE(unique_id(), "node_ctrl_base::clear()");
// Reset connections:
_upstream_nodes.clear();
_downstream_nodes.clear();
}
void node_ctrl_base::_register_downstream_node(node_ctrl_base::sptr, size_t)
{
throw uhd::runtime_error(
"Attempting to register a downstream block on a non-source node.");
}
void node_ctrl_base::_register_upstream_node(node_ctrl_base::sptr, size_t)
{
throw uhd::runtime_error(
"Attempting to register an upstream block on a non-sink node.");
}
void node_ctrl_base::set_downstream_port(const size_t this_port, const size_t remote_port)
{
if (not _downstream_nodes.count(this_port) and remote_port != ANY_PORT) {
throw uhd::value_error(
str(boost::format(
"[%s] Cannot set remote downstream port: Port %d not connected.")
% unique_id() % this_port));
}
_downstream_ports[this_port] = remote_port;
}
size_t node_ctrl_base::get_downstream_port(const size_t this_port)
{
if (not _downstream_ports.count(this_port) or not _downstream_nodes.count(this_port)
or _downstream_ports[this_port] == ANY_PORT) {
throw uhd::value_error(
str(boost::format(
"[%s] Cannot retrieve remote downstream port: Port %d not connected.")
% unique_id() % this_port));
}
return _downstream_ports[this_port];
}
void node_ctrl_base::set_upstream_port(const size_t this_port, const size_t remote_port)
{
if (not _upstream_nodes.count(this_port) and remote_port != ANY_PORT) {
throw uhd::value_error(str(
boost::format("[%s] Cannot set remote upstream port: Port %d not connected.")
% unique_id() % this_port));
}
_upstream_ports[this_port] = remote_port;
}
size_t node_ctrl_base::get_upstream_port(const size_t this_port)
{
if (not _upstream_ports.count(this_port) or not _upstream_nodes.count(this_port)
or _upstream_ports[this_port] == ANY_PORT) {
throw uhd::value_error(
str(boost::format(
"[%s] Cannot retrieve remote upstream port: Port %d not connected.")
% unique_id() % this_port));
}
return _upstream_ports[this_port];
}
void node_ctrl_base::disconnect()
{
// Notify neighbours:
for (node_map_t::iterator i = _downstream_nodes.begin(); i != _downstream_nodes.end();
++i) {
sptr downstream_node = i->second.lock();
if (not downstream_node) {
// Actually this is not OK
continue;
}
downstream_node->disconnect_input_port(_downstream_ports[i->first]);
}
for (node_map_t::iterator i = _upstream_nodes.begin(); i != _upstream_nodes.end();
++i) {
sptr upstream_node = i->second.lock();
if (not upstream_node) {
// Actually this is not OK
continue;
}
upstream_node->disconnect_output_port(_upstream_ports[i->first]);
}
// Clear own maps:
_downstream_nodes.clear();
_downstream_ports.clear();
_upstream_nodes.clear();
_upstream_ports.clear();
}
void node_ctrl_base::disconnect_output_port(const size_t output_port)
{
if (_downstream_nodes.count(output_port) == 0
or _downstream_ports.count(output_port) == 0) {
throw uhd::assertion_error(
str(boost::format("[%s] Attempting to disconnect output port %u, which is "
"not registered as connected!")
% unique_id() % output_port));
}
_downstream_nodes.erase(output_port);
_downstream_ports.erase(output_port);
}
void node_ctrl_base::disconnect_input_port(const size_t input_port)
{
if (_upstream_nodes.count(input_port) == 0
or _upstream_ports.count(input_port) == 0) {
throw uhd::assertion_error(
str(boost::format("[%s] Attempting to disconnect input port %u, which is not "
"registered as connected!")
% unique_id() % input_port));
}
_upstream_nodes.erase(input_port);
_upstream_ports.erase(input_port);
}
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