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//
// Copyright 2013-2014 Ettus Research LLC
//
// 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/>.
//
#include "x300_regs.hpp"
#include "x300_impl.hpp"
#include "../../transport/super_recv_packet_handler.hpp"
#include "../../transport/super_send_packet_handler.hpp"
#include <uhd/transport/nirio_zero_copy.hpp>
#include "async_packet_handler.hpp"
#include <uhd/transport/bounded_buffer.hpp>
#include <boost/bind.hpp>
#include <uhd/utils/tasks.hpp>
#include <uhd/utils/log.hpp>
#include <uhd/utils/msg.hpp>
#include <boost/make_shared.hpp>
using namespace uhd;
using namespace uhd::usrp;
using namespace uhd::transport;
/***********************************************************************
* Hooks for get_tx_stream() and get_rx_stream()
**********************************************************************/
device_addr_t x300_impl::get_rx_hints(size_t mb_index)
{
device_addr_t rx_hints = _mb[mb_index].recv_args;
// (default to a large recv buff)
if (not rx_hints.has_key("recv_buff_size"))
{
if (_mb[mb_index].xport_path != "nirio") {
//For the ethernet transport, the buffer has to be set before creating
//the transport because it is independent of the frame size and # frames
//For nirio, the buffer size is not configurable by the user
#if defined(UHD_PLATFORM_MACOS) || defined(UHD_PLATFORM_BSD)
//limit buffer resize on macos or it will error
rx_hints["recv_buff_size"] = boost::lexical_cast<std::string>(X300_RX_SW_BUFF_SIZE_ETH_MACOS);
#elif defined(UHD_PLATFORM_LINUX) || defined(UHD_PLATFORM_WIN32)
//set to half-a-second of buffering at max rate
rx_hints["recv_buff_size"] = boost::lexical_cast<std::string>(X300_RX_SW_BUFF_SIZE_ETH);
#endif
}
}
return rx_hints;
}
device_addr_t x300_impl::get_tx_hints(size_t mb_index)
{
device_addr_t tx_hints = _mb[mb_index].send_args;
return tx_hints;
}
void x300_impl::post_streamer_hooks(direction_t dir)
{
if (dir != TX_DIRECTION) {
return;
}
// Loop through all tx streamers. Find all radios connected to one
// streamer. Sync those.
for(const boost::weak_ptr<uhd::tx_streamer> &streamer_w: _tx_streamers.vals()) {
const boost::shared_ptr<sph::send_packet_streamer> streamer =
boost::dynamic_pointer_cast<sph::send_packet_streamer>(streamer_w.lock());
if (not streamer) {
continue;
}
std::vector<rfnoc::x300_radio_ctrl_impl::sptr> radio_ctrl_blks =
streamer->get_terminator()->find_downstream_node<rfnoc::x300_radio_ctrl_impl>();
try {
//UHD_MSG(status) << "[X300] syncing " << radio_ctrl_blks.size() << " radios " << std::endl;
rfnoc::x300_radio_ctrl_impl::synchronize_dacs(radio_ctrl_blks);
}
catch(const uhd::io_error &ex) {
throw uhd::io_error(str(boost::format("Failed to sync DACs! %s ") % ex.what()));
}
}
}
// vim: sw=4 expandtab:
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