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+//
+// Copyright 2010 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/>.
+//
+
+#ifndef INCLUDED_USRP2_IMPL_HPP
+#define INCLUDED_USRP2_IMPL_HPP
+
+#include "usrp2_iface.hpp"
+#include "clock_ctrl.hpp"
+#include "codec_ctrl.hpp"
+#include "gps_ctrl.hpp"
+#include "serdes_ctrl.hpp"
+#include <uhd/device.hpp>
+#include <uhd/utils/pimpl.hpp>
+#include <uhd/types/dict.hpp>
+#include <uhd/types/otw_type.hpp>
+#include <uhd/types/stream_cmd.hpp>
+#include <uhd/types/clock_config.hpp>
+#include <uhd/usrp/dboard_eeprom.hpp>
+#include <boost/shared_ptr.hpp>
+#include <boost/function.hpp>
+#include <uhd/transport/vrt_if_packet.hpp>
+#include <uhd/transport/udp_simple.hpp>
+#include <uhd/transport/udp_zero_copy.hpp>
+#include <uhd/usrp/dboard_manager.hpp>
+#include <uhd/usrp/subdev_spec.hpp>
+
+/*!
+ * Make a usrp2 dboard interface.
+ * \param iface the usrp2 interface object
+ * \param clk_ctrl the clock control object
+ * \return a sptr to a new dboard interface
+ */
+uhd::usrp::dboard_iface::sptr make_usrp2_dboard_iface(
+ usrp2_iface::sptr iface,
+ usrp2_clock_ctrl::sptr clk_ctrl
+);
+
+/*!
+ * Simple wax obj proxy class:
+ * Provides a wax obj interface for a set and a get function.
+ * This allows us to create nested properties structures
+ * while maintaining flattened code within the implementation.
+ */
+class wax_obj_proxy : public wax::obj{
+public:
+ typedef boost::function<void(const wax::obj &, wax::obj &)> get_t;
+ typedef boost::function<void(const wax::obj &, const wax::obj &)> set_t;
+ typedef boost::shared_ptr<wax_obj_proxy> sptr;
+
+ static sptr make(const get_t &get, const set_t &set){
+ return sptr(new wax_obj_proxy(get, set));
+ }
+
+private:
+ get_t _get; set_t _set;
+ wax_obj_proxy(const get_t &get, const set_t &set): _get(get), _set(set){};
+ void get(const wax::obj &key, wax::obj &val){return _get(key, val);}
+ void set(const wax::obj &key, const wax::obj &val){return _set(key, val);}
+};
+
+/*!
+ * USRP2 mboard implementation guts:
+ * The implementation details are encapsulated here.
+ * Handles properties on the mboard, dboard, dsps...
+ */
+class usrp2_mboard_impl : public wax::obj{
+public:
+ typedef boost::shared_ptr<usrp2_mboard_impl> sptr;
+
+ //structors
+ usrp2_mboard_impl(
+ size_t index,
+ uhd::transport::udp_simple::sptr,
+ uhd::transport::zero_copy_if::sptr,
+ size_t recv_samps_per_packet,
+ const uhd::device_addr_t &flow_control_hints
+ );
+ ~usrp2_mboard_impl(void);
+
+ inline double get_master_clock_freq(void){
+ return _clock_ctrl->get_master_clock_rate();
+ }
+
+ void handle_overflow(void);
+
+private:
+ size_t _index;
+ bool _continuous_streaming;
+
+ //interfaces
+ usrp2_iface::sptr _iface;
+ usrp2_clock_ctrl::sptr _clock_ctrl;
+ usrp2_codec_ctrl::sptr _codec_ctrl;
+ usrp2_serdes_ctrl::sptr _serdes_ctrl;
+ usrp2_gps_ctrl::sptr _gps_ctrl;
+
+ //properties for this mboard
+ void get(const wax::obj &, wax::obj &);
+ void set(const wax::obj &, const wax::obj &);
+ uhd::usrp::subdev_spec_t _rx_subdev_spec, _tx_subdev_spec;
+
+ //rx and tx dboard methods and objects
+ uhd::usrp::dboard_manager::sptr _dboard_manager;
+ uhd::usrp::dboard_iface::sptr _dboard_iface;
+ void dboard_init(void);
+
+ //methods and shadows for clock configuration
+ uhd::clock_config_t _clock_config;
+ void init_clock_config(void);
+ void update_clock_config(void);
+ void set_time_spec(const uhd::time_spec_t &time_spec, bool now);
+
+ //properties interface for the codec
+ void codec_init(void);
+ void rx_codec_get(const wax::obj &, wax::obj &);
+ void rx_codec_set(const wax::obj &, const wax::obj &);
+ void tx_codec_get(const wax::obj &, wax::obj &);
+ void tx_codec_set(const wax::obj &, const wax::obj &);
+ wax_obj_proxy::sptr _rx_codec_proxy;
+ wax_obj_proxy::sptr _tx_codec_proxy;
+
+ void rx_codec_set_gain(float, const std::string &);
+ uhd::dict<std::string, float> _codec_rx_gains;
+
+ //properties interface for rx dboard
+ void rx_dboard_get(const wax::obj &, wax::obj &);
+ void rx_dboard_set(const wax::obj &, const wax::obj &);
+ wax_obj_proxy::sptr _rx_dboard_proxy;
+ uhd::usrp::dboard_eeprom_t _rx_db_eeprom;
+
+ //properties interface for tx dboard
+ void tx_dboard_get(const wax::obj &, wax::obj &);
+ void tx_dboard_set(const wax::obj &, const wax::obj &);
+ wax_obj_proxy::sptr _tx_dboard_proxy;
+ uhd::usrp::dboard_eeprom_t _tx_db_eeprom;
+
+ //methods and shadows for the ddc dsp
+ std::vector<size_t> _allowed_decim_and_interp_rates;
+ size_t _ddc_decim;
+ double _ddc_freq;
+ void init_ddc_config(void);
+ void issue_ddc_stream_cmd(const uhd::stream_cmd_t &stream_cmd);
+
+ //methods and shadows for the duc dsp
+ size_t _duc_interp;
+ double _duc_freq;
+ void init_duc_config(void);
+
+ //properties interface for ddc
+ void ddc_get(const wax::obj &, wax::obj &);
+ void ddc_set(const wax::obj &, const wax::obj &);
+ wax_obj_proxy::sptr _rx_dsp_proxy;
+
+ //properties interface for duc
+ void duc_get(const wax::obj &, wax::obj &);
+ void duc_set(const wax::obj &, const wax::obj &);
+ wax_obj_proxy::sptr _tx_dsp_proxy;
+
+};
+
+/*!
+ * USRP2 implementation guts:
+ * The implementation details are encapsulated here.
+ * Handles device properties and streaming...
+ */
+class usrp2_impl : public uhd::device{
+public:
+ static const size_t sram_bytes = size_t(1 << 20);
+ static const boost::uint32_t RECV_SID = 1;
+ static const boost::uint32_t ASYNC_SID = 2;
+
+ /*!
+ * Create a new usrp2 impl base.
+ * \param ctrl_transports the udp transports for control
+ * \param data_transports the udp transports for data
+ * \param flow_control_hints optional flow control params
+ */
+ usrp2_impl(
+ std::vector<uhd::transport::udp_simple::sptr> ctrl_transports,
+ std::vector<uhd::transport::zero_copy_if::sptr> data_transports,
+ const uhd::device_addr_t &flow_control_hints
+ );
+
+ ~usrp2_impl(void);
+
+ //the io interface
+ size_t send(
+ const std::vector<const void *> &, size_t,
+ const uhd::tx_metadata_t &, const uhd::io_type_t &,
+ uhd::device::send_mode_t, double
+ );
+ size_t recv(
+ const std::vector<void *> &, size_t,
+ uhd::rx_metadata_t &, const uhd::io_type_t &,
+ uhd::device::recv_mode_t, double
+ );
+ size_t get_max_send_samps_per_packet(void) const;
+ size_t get_max_recv_samps_per_packet(void) const;
+ bool recv_async_msg(uhd::async_metadata_t &, double);
+
+private:
+ //device properties interface
+ void get(const wax::obj &, wax::obj &);
+ void set(const wax::obj &, const wax::obj &);
+
+ //pointers to mboards on this device (think mimo setup)
+ std::vector<usrp2_mboard_impl::sptr> _mboards;
+ uhd::dict<std::string, usrp2_mboard_impl::sptr> _mboard_dict;
+
+ //io impl methods and members
+ std::vector<uhd::transport::zero_copy_if::sptr> _data_transports;
+ uhd::otw_type_t _rx_otw_type, _tx_otw_type;
+ UHD_PIMPL_DECL(io_impl) _io_impl;
+ void io_init(void);
+};
+
+#endif /* INCLUDED_USRP2_IMPL_HPP */