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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/>.
//
#include "usrp2_impl.hpp"
#include "usrp2_regs.hpp"
#include <uhd/usrp/subdev_props.hpp>
#include <uhd/usrp/dboard_props.hpp>
#include <uhd/utils/assert.hpp>
#include <boost/format.hpp>
#include <boost/bind.hpp>
#include <boost/asio.hpp> //htonl and ntohl
#include <iostream>
using namespace uhd;
using namespace uhd::usrp;
/***********************************************************************
* Helper Methods
**********************************************************************/
void usrp2_impl::dboard_init(void){
//read the dboard eeprom to extract the dboard ids
_rx_db_eeprom = dboard_eeprom_t(_iface->read_eeprom(I2C_ADDR_RX_DB, 0, dboard_eeprom_t::num_bytes()));
_tx_db_eeprom = dboard_eeprom_t(_iface->read_eeprom(I2C_ADDR_TX_DB, 0, dboard_eeprom_t::num_bytes()));
//create a new dboard interface and manager
dboard_iface::sptr _dboard_iface(
make_usrp2_dboard_iface(_iface, _clk_ctrl)
);
_dboard_manager = dboard_manager::make(
_rx_db_eeprom.id, _tx_db_eeprom.id, _dboard_iface
);
//load dboards
_rx_dboard_proxy = wax_obj_proxy::make(
boost::bind(&usrp2_impl::rx_dboard_get, this, _1, _2),
boost::bind(&usrp2_impl::rx_dboard_set, this, _1, _2)
);
_tx_dboard_proxy = wax_obj_proxy::make(
boost::bind(&usrp2_impl::tx_dboard_get, this, _1, _2),
boost::bind(&usrp2_impl::tx_dboard_set, this, _1, _2)
);
//init the subdevs in use (use the first subdevice)
_rx_subdevs_in_use = prop_names_t(1, _dboard_manager->get_rx_subdev_names().at(0));
update_rx_mux_config();
_tx_subdevs_in_use = prop_names_t(1, _dboard_manager->get_tx_subdev_names().at(0));
update_tx_mux_config();
}
void usrp2_impl::update_rx_mux_config(void){
//calculate the rx mux
boost::uint32_t rx_mux = 0;
UHD_ASSERT_THROW(_rx_subdevs_in_use.size() == 1);
wax::obj rx_subdev = _dboard_manager->get_rx_subdev(_rx_subdevs_in_use.at(0));
std::cout << "Using: " << rx_subdev[SUBDEV_PROP_NAME].as<std::string>() << std::endl;
if (rx_subdev[SUBDEV_PROP_QUADRATURE].as<bool>()){
rx_mux = (0x01 << 2) | (0x00 << 0); //Q=ADC1, I=ADC0
}else{
rx_mux = 0x00; //ADC0
}
if (rx_subdev[SUBDEV_PROP_IQ_SWAPPED].as<bool>()){
rx_mux = (((rx_mux >> 0) & 0x3) << 2) | (((rx_mux >> 2) & 0x3) << 0);
}
_iface->poke32(FR_DSP_RX_MUX, rx_mux);
}
void usrp2_impl::update_tx_mux_config(void){
//calculate the tx mux
boost::uint32_t tx_mux = 0x10;
UHD_ASSERT_THROW(_tx_subdevs_in_use.size() == 1);
wax::obj tx_subdev = _dboard_manager->get_tx_subdev(_tx_subdevs_in_use.at(0));
std::cout << "Using: " << tx_subdev[SUBDEV_PROP_NAME].as<std::string>() << std::endl;
if (tx_subdev[SUBDEV_PROP_IQ_SWAPPED].as<bool>()){
tx_mux = (((tx_mux >> 0) & 0xf) << 4) | (((tx_mux >> 4) & 0xf) << 0);
}
_iface->poke32(FR_DSP_TX_MUX, tx_mux);
}
/***********************************************************************
* RX DBoard Properties
**********************************************************************/
void usrp2_impl::rx_dboard_get(const wax::obj &key_, wax::obj &val){
wax::obj key; std::string name;
boost::tie(key, name) = extract_named_prop(key_);
//handle the get request conditioned on the key
switch(key.as<dboard_prop_t>()){
case DBOARD_PROP_NAME:
val = std::string("usrp2 dboard (rx unit)");
return;
case DBOARD_PROP_SUBDEV:
val = _dboard_manager->get_rx_subdev(name);
return;
case DBOARD_PROP_SUBDEV_NAMES:
val = _dboard_manager->get_rx_subdev_names();
return;
case DBOARD_PROP_USED_SUBDEVS:
val = _rx_subdevs_in_use;
return;
case DBOARD_PROP_DBOARD_ID:
val = _rx_db_eeprom.id;
return;
default: UHD_THROW_PROP_WRITE_ONLY();
}
}
void usrp2_impl::rx_dboard_set(const wax::obj &key, const wax::obj &val){
switch(key.as<dboard_prop_t>()){
case DBOARD_PROP_USED_SUBDEVS:
_rx_subdevs_in_use = val.as<prop_names_t>();
update_rx_mux_config(); //if the val is bad, this will throw
return;
case DBOARD_PROP_DBOARD_ID:
_rx_db_eeprom.id = val.as<dboard_id_t>();
_iface->write_eeprom(I2C_ADDR_RX_DB, 0, _rx_db_eeprom.get_eeprom_bytes());
return;
default: UHD_THROW_PROP_READ_ONLY();
}
}
/***********************************************************************
* TX DBoard Properties
**********************************************************************/
void usrp2_impl::tx_dboard_get(const wax::obj &key_, wax::obj &val){
wax::obj key; std::string name;
boost::tie(key, name) = extract_named_prop(key_);
//handle the get request conditioned on the key
switch(key.as<dboard_prop_t>()){
case DBOARD_PROP_NAME:
val = std::string("usrp2 dboard (tx unit)");
return;
case DBOARD_PROP_SUBDEV:
val = _dboard_manager->get_tx_subdev(name);
return;
case DBOARD_PROP_SUBDEV_NAMES:
val = _dboard_manager->get_tx_subdev_names();
return;
case DBOARD_PROP_USED_SUBDEVS:
val = _tx_subdevs_in_use;
return;
case DBOARD_PROP_DBOARD_ID:
val = _tx_db_eeprom.id;
return;
default: UHD_THROW_PROP_WRITE_ONLY();
}
}
void usrp2_impl::tx_dboard_set(const wax::obj &key, const wax::obj &val){
switch(key.as<dboard_prop_t>()){
case DBOARD_PROP_USED_SUBDEVS:
_tx_subdevs_in_use = val.as<prop_names_t>();
update_tx_mux_config(); //if the val is bad, this will throw
return;
case DBOARD_PROP_DBOARD_ID:
_tx_db_eeprom.id = val.as<dboard_id_t>();
_iface->write_eeprom(I2C_ADDR_TX_DB, 0, _tx_db_eeprom.get_eeprom_bytes());
return;
default: UHD_THROW_PROP_READ_ONLY();
}
}
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