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//
// Copyright 2019 Ettus Research, a National Instruments Brand
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
#include <uhd/rfnoc/mb_controller.hpp>
#include <uhd/exception.hpp>
#include <atomic>
using namespace uhd::rfnoc;
/******************************************************************************
* Timekeeper API
*****************************************************************************/
mb_controller::timekeeper::timekeeper()
{
// nop
}
uhd::time_spec_t mb_controller::timekeeper::get_time_now()
{
return time_spec_t::from_ticks(get_ticks_now(), _tick_rate);
}
uhd::time_spec_t mb_controller::timekeeper::get_time_last_pps()
{
return time_spec_t::from_ticks(get_ticks_last_pps(), _tick_rate);
}
void mb_controller::timekeeper::set_time_now(const uhd::time_spec_t &time)
{
set_ticks_now(time.to_ticks(_tick_rate));
}
void mb_controller::timekeeper::set_time_next_pps(const uhd::time_spec_t &time)
{
set_ticks_next_pps(time.to_ticks(_tick_rate));
}
void mb_controller::timekeeper::set_tick_rate(const double tick_rate)
{
if (_tick_rate == tick_rate) {
return;
}
_tick_rate = tick_rate;
// The period is the inverse of the tick rate, normalized by nanoseconds,
// and represented as Q32 (e.g., period == 1ns means period_ns == 1<<32)
const uint64_t period_ns = static_cast<uint64_t>(1e9 / tick_rate * (uint64_t(1) << 32));
set_period(period_ns);
}
size_t mb_controller::get_num_timekeepers() const
{
return _timekeepers.size();
}
mb_controller::timekeeper::sptr mb_controller::get_timekeeper(const size_t tk_idx) const
{
if (!_timekeepers.count(tk_idx)) {
throw uhd::index_error(
std::string("No timekeeper with index ") + std::to_string(tk_idx));
}
return _timekeepers.at(tk_idx);
}
void mb_controller::register_timekeeper(const size_t idx, timekeeper::sptr tk)
{
_timekeepers.emplace(idx, std::move(tk));
}
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