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//
// Copyright 2010-2012,2014 Ettus Research LLC
// Copyright 2018 Ettus Research, a National Instruments Company
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
#ifndef INCLUDED_USRP2_IMPL_HPP
#define INCLUDED_USRP2_IMPL_HPP
#include "usrp2_iface.hpp"
#include "usrp2_fifo_ctrl.hpp"
#include "clock_ctrl.hpp"
#include "codec_ctrl.hpp"
#include <uhdlib/usrp/cores/rx_frontend_core_200.hpp>
#include <uhdlib/usrp/cores/tx_frontend_core_200.hpp>
#include <uhdlib/usrp/cores/rx_dsp_core_200.hpp>
#include <uhdlib/usrp/cores/tx_dsp_core_200.hpp>
#include <uhdlib/usrp/cores/time64_core_200.hpp>
#include <uhdlib/usrp/cores/user_settings_core_200.hpp>
#include <uhdlib/usrp/cores/gpio_core_200.hpp>
#include <uhd/property_tree.hpp>
#include <uhd/usrp/gps_ctrl.hpp>
#include <uhd/device.hpp>
#include <uhd/utils/pimpl.hpp>
#include <uhd/types/dict.hpp>
#include <uhd/types/stream_cmd.hpp>
#include <uhd/usrp/dboard_eeprom.hpp>
#include <uhd/transport/vrt_if_packet.hpp>
#include <uhd/transport/udp_simple.hpp>
#include <uhd/transport/udp_zero_copy.hpp>
#include <uhd/types/device_addr.hpp>
#include <uhd/usrp/dboard_manager.hpp>
#include <uhd/usrp/subdev_spec.hpp>
#include <memory>
#include <functional>
#include <atomic>
static const double USRP2_LINK_RATE_BPS = 1000e6/8;
static const double mimo_clock_delay_usrp2_rev4 = 4.18e-9;
static const double mimo_clock_delay_usrp_n2xx = 4.10e-9;
static const size_t mimo_clock_sync_delay_cycles = 138;
static const size_t USRP2_SRAM_BYTES = size_t(1 << 20);
static const uint32_t USRP2_TX_ASYNC_SID = 2;
static const uint32_t USRP2_RX_SID_BASE = 3;
uhd::device_addrs_t usrp2_find(const uhd::device_addr_t &hint_);
//! Make a usrp2 dboard interface.
uhd::usrp::dboard_iface::sptr make_usrp2_dboard_iface(
uhd::timed_wb_iface::sptr wb_iface,
uhd::i2c_iface::sptr i2c_iface,
uhd::spi_iface::sptr spi_iface,
usrp2_clock_ctrl::sptr clk_ctrl
);
/*!
* USRP2 implementation guts:
* The implementation details are encapsulated here.
* Handles device properties and streaming...
*/
class usrp2_impl : public uhd::device{
public:
usrp2_impl(const uhd::device_addr_t &);
~usrp2_impl(void);
//the io interface
uhd::rx_streamer::sptr get_rx_stream(const uhd::stream_args_t &args);
uhd::tx_streamer::sptr get_tx_stream(const uhd::stream_args_t &args);
bool recv_async_msg(uhd::async_metadata_t &, double);
static uhd::usrp::mboard_eeprom_t get_mb_eeprom(usrp2_iface &);
private:
struct mb_container_type{
usrp2_iface::sptr iface;
usrp2_fifo_ctrl::sptr fifo_ctrl;
uhd::spi_iface::sptr spiface;
uhd::timed_wb_iface::sptr wbiface;
usrp2_clock_ctrl::sptr clock;
usrp2_codec_ctrl::sptr codec;
uhd::gps_ctrl::sptr gps;
rx_frontend_core_200::sptr rx_fe;
tx_frontend_core_200::sptr tx_fe;
std::vector<rx_dsp_core_200::sptr> rx_dsps;
std::vector<std::weak_ptr<uhd::rx_streamer> > rx_streamers;
std::vector<std::weak_ptr<uhd::tx_streamer> > tx_streamers;
tx_dsp_core_200::sptr tx_dsp;
time64_core_200::sptr time64;
user_settings_core_200::sptr user;
std::vector<uhd::transport::zero_copy_if::sptr> rx_dsp_xports;
uhd::transport::zero_copy_if::sptr tx_dsp_xport;
uhd::transport::zero_copy_if::sptr fifo_ctrl_xport;
uhd::usrp::dboard_manager::sptr dboard_manager;
size_t rx_chan_occ, tx_chan_occ;
mb_container_type(void): rx_chan_occ(0), tx_chan_occ(0){}
};
uhd::dict<std::string, mb_container_type> _mbc;
void set_mb_eeprom(const std::string &, const uhd::usrp::mboard_eeprom_t &);
void set_db_eeprom(const std::string &, const std::string &, const uhd::usrp::dboard_eeprom_t &);
uhd::sensor_value_t get_mimo_locked(const std::string &);
uhd::sensor_value_t get_ref_locked(const std::string &);
void set_rx_fe_corrections(const std::string &mb, const double);
void set_tx_fe_corrections(const std::string &mb, const double);
bool _ignore_cal_file;
//io impl methods and members
uhd::device_addr_t device_addr;
UHD_PIMPL_DECL(io_impl) _io_impl;
std::atomic<bool> _pirate_task_exit;
void io_init(void);
void update_tick_rate(const double rate);
void update_rx_samp_rate(const std::string &, const size_t, const double rate);
void update_tx_samp_rate(const std::string &, const size_t, const double rate);
void update_rates(void);
//update spec methods are coercers until we only accept db_name == A
void update_rx_subdev_spec(const std::string &, const uhd::usrp::subdev_spec_t &);
void update_tx_subdev_spec(const std::string &, const uhd::usrp::subdev_spec_t &);
double set_tx_dsp_freq(const std::string &, const double);
uhd::meta_range_t get_tx_dsp_freq_range(const std::string &);
void update_clock_source(const std::string &, const std::string &);
void program_stream_dest(uhd::transport::zero_copy_if::sptr &, const uhd::stream_args_t &);
};
#endif /* INCLUDED_USRP2_IMPL_HPP */
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