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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 <uhd/usrp/codec_props.hpp>
#include <uhd/types/dict.hpp>
#include <uhd/types/ranges.hpp>
#include <boost/bind.hpp>
#include <boost/assign/list_of.hpp>
#include <uhd/utils/assert.hpp>
#include <uhd/utils/exception.hpp>
using namespace uhd;
using namespace uhd::usrp;
using namespace boost::assign;
//this only applies to USRP2P
static const uhd::dict<std::string, gain_range_t> codec_rx_gain_ranges = map_list_of
("analog", gain_range_t(0, 3.5, 3.5))
("digital", gain_range_t(0, 6.0, 0.5))
("digital-fine", gain_range_t(0, 0.5, 0.05));
/***********************************************************************
* Helper Methods
**********************************************************************/
void usrp2_mboard_impl::codec_init(void){
//make proxies
_rx_codec_proxy = wax_obj_proxy::make(
boost::bind(&usrp2_mboard_impl::rx_codec_get, this, _1, _2),
boost::bind(&usrp2_mboard_impl::rx_codec_set, this, _1, _2)
);
_tx_codec_proxy = wax_obj_proxy::make(
boost::bind(&usrp2_mboard_impl::tx_codec_get, this, _1, _2),
boost::bind(&usrp2_mboard_impl::tx_codec_set, this, _1, _2)
);
}
/***********************************************************************
* RX Codec Properties
**********************************************************************/
void usrp2_mboard_impl::rx_codec_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<codec_prop_t>()){
case CODEC_PROP_NAME:
val = std::string("usrp2 adc");
return;
case CODEC_PROP_OTHERS:
val = prop_names_t();
return;
case CODEC_PROP_GAIN_NAMES:
if(_iface->get_hw_rev() >= USRP2P_FIRST_HW_REV) {
val = prop_names_t(codec_rx_gain_ranges.keys());
} else val = prop_names_t();
return;
case CODEC_PROP_GAIN_I:
case CODEC_PROP_GAIN_Q:
assert_has(_codec_rx_gains.keys(), name, "codec rx gain name");
val = _codec_rx_gains[name];
return;
case CODEC_PROP_GAIN_RANGE:
assert_has(codec_rx_gain_ranges.keys(), name, "codec rx gain range name");
val = codec_rx_gain_ranges[name];
return;
default: UHD_THROW_PROP_GET_ERROR();
}
}
void usrp2_mboard_impl::rx_codec_set(const wax::obj &key_, const wax::obj &val){
wax::obj key; std::string name;
boost::tie(key, name) = extract_named_prop(key_);
float gain;
switch(key.as<codec_prop_t>()) {
case CODEC_PROP_GAIN_I:
case CODEC_PROP_GAIN_Q:
if(_iface->get_hw_rev() < USRP2P_FIRST_HW_REV) UHD_THROW_PROP_SET_ERROR();//this capability is only found in USRP2P
gain = val.as<float>();
this->rx_codec_set_gain(gain, name);
return;
default:
UHD_THROW_PROP_SET_ERROR();
}
}
/***********************************************************************
* Helper function to set RX codec gain
***********************************************************************/
void usrp2_mboard_impl::rx_codec_set_gain(float gain, const std::string &name){
assert_has(codec_rx_gain_ranges.keys(), name, "codec rx gain name");
_codec_rx_gains[name] = gain;
if(name == "analog") {
_codec_ctrl->set_rx_analog_gain(gain > 0); //just turn it on or off
return;
}
if(name == "digital") {
_codec_ctrl->set_rx_digital_gain(gain);
return;
}
if(name == "digital-fine") {
_codec_ctrl->set_rx_digital_fine_gain(gain);
return;
}
UHD_THROW_PROP_SET_ERROR();
}
/***********************************************************************
* TX Codec Properties
**********************************************************************/
void usrp2_mboard_impl::tx_codec_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<codec_prop_t>()){
case CODEC_PROP_NAME:
val = std::string("usrp2 dac - ad9777");
return;
case CODEC_PROP_OTHERS:
val = prop_names_t();
return;
case CODEC_PROP_GAIN_NAMES:
val = prop_names_t(); //no gain elements to be controlled
return;
default: UHD_THROW_PROP_GET_ERROR();
}
}
void usrp2_mboard_impl::tx_codec_set(const wax::obj &, const wax::obj &){
UHD_THROW_PROP_SET_ERROR();
}
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