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//
// Copyright 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 "e300_remote_codec_ctrl.hpp"
#include <boost/cstdint.hpp>
#include <uhd/exception.hpp>
#include <uhd/utils/byteswap.hpp>
#include <cstring>
#include <iostream>
namespace uhd { namespace usrp { namespace e300 {
class e300_remote_codec_ctrl_impl : public e300_remote_codec_ctrl
{
public:
e300_remote_codec_ctrl_impl(uhd::transport::zero_copy_if::sptr xport) : _xport(xport)
{
}
virtual ~e300_remote_codec_ctrl_impl(void)
{
}
double set_gain(const std::string &which, const double value)
{
_clear();
_args.action = uhd::htonx<boost::uint32_t>(transaction_t::ACTION_SET_GAIN);
if (which == "TX1") _args.which = uhd::htonx<boost::uint32_t>(transaction_t::CHAIN_TX1);
else if (which == "TX2") _args.which = uhd::htonx<boost::uint32_t>(transaction_t::CHAIN_TX2);
else if (which == "RX1") _args.which = uhd::htonx<boost::uint32_t>(transaction_t::CHAIN_RX1);
else if (which == "RX2") _args.which = uhd::htonx<boost::uint32_t>(transaction_t::CHAIN_RX2);
else throw std::runtime_error("e300_remote_codec_ctrl_impl incorrect chain string.");
_args.gain = value;
_transact();
return _retval.gain;
}
double set_clock_rate(const double rate)
{
_clear();
_args.action = uhd::htonx<boost::uint32_t>(
transaction_t::ACTION_SET_CLOCK_RATE);
_args.which = uhd::htonx<boost::uint32_t>(
transaction_t::CHAIN_NONE); /*Unused*/
_args.rate = rate;
_transact();
return _retval.gain;
}
void set_active_chains(bool tx1, bool tx2, bool rx1, bool rx2)
{
_clear();
_args.action = uhd::htonx<boost::uint32_t>(
transaction_t::ACTION_SET_ACTIVE_CHANS);
/*Unused*/
_args.which = uhd::htonx<boost::uint32_t>(
transaction_t::CHAIN_NONE);
_args.bits = uhd::htonx<boost::uint32_t>(
(tx1 ? (1<<0) : 0) |
(tx2 ? (1<<1) : 0) |
(rx1 ? (1<<2) : 0) |
(rx2 ? (1<<3) : 0));
_transact();
}
double tune(const std::string &which, const double value)
{
_clear();
_args.action = uhd::htonx<boost::uint32_t>(transaction_t::ACTION_TUNE);
if (which == "TX1") _args.which = uhd::htonx<boost::uint32_t>(transaction_t::CHAIN_TX1);
else if (which == "TX2") _args.which = uhd::htonx<boost::uint32_t>(transaction_t::CHAIN_TX2);
else if (which == "RX1") _args.which = uhd::htonx<boost::uint32_t>(transaction_t::CHAIN_RX1);
else if (which == "RX2") _args.which = uhd::htonx<boost::uint32_t>(transaction_t::CHAIN_RX2);
else throw std::runtime_error("e300_remote_codec_ctrl_impl incorrect chain string.");
_args.freq = value;
_transact();
return _retval.freq;
}
void data_port_loopback(const bool on)
{
_clear();
_args.action = uhd::htonx<boost::uint32_t>(transaction_t::ACTION_SET_LOOPBACK);
_args.which = uhd::htonx<boost::uint32_t>(transaction_t::CHAIN_NONE); /*Unused*/
_args.bits = uhd::htonx<boost::uint32_t>(on ? 1 : 0);
_transact();
}
private:
void _transact() {
{
uhd::transport::managed_send_buffer::sptr buff = _xport->get_send_buff(10.0);
if (not buff or buff->size() < sizeof(_args))
throw std::runtime_error("e300_remote_codec_ctrl_impl send timeout");
std::memcpy(buff->cast<void *>(), &_args, sizeof(_args));
buff->commit(sizeof(_args));
}
{
uhd::transport::managed_recv_buffer::sptr buff = _xport->get_recv_buff(10.0);
if (not buff or buff->size() < sizeof(_retval))
throw std::runtime_error("e300_remote_codec_ctrl_impl recv timeout");
std::memcpy(&_retval, buff->cast<const void *>(), sizeof(_retval));
}
if (_args.action != _retval.action)
throw std::runtime_error("e300_remote_codec_ctrl_impl trancation failed.");
}
void _clear() {
_args.action = 0;
_args.which = 0;
_args.bits = 0;
_retval.action = 0;
_retval.which = 0;
_retval.bits = 0;
}
uhd::transport::zero_copy_if::sptr _xport;
transaction_t _args;
transaction_t _retval;
};
ad9361_ctrl::sptr e300_remote_codec_ctrl::make(uhd::transport::zero_copy_if::sptr xport)
{
return sptr(new e300_remote_codec_ctrl_impl(xport));
}
}}};
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