1 files changed, 9 insertions, 71 deletions

diff --git a/host/lib/usrp/dboard_iface.cpp b/host/lib/usrp/dboard_iface.cpp
index 092e005f0..2a04095e8 100644
--- a/host/lib/usrp/dboard_iface.cpp
+++ b/host/lib/usrp/dboard_iface.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2010-2013,2015 Ettus Research LLC
+// Copyright 2016 Ettus Research
 //
 // 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
@@ -16,78 +16,16 @@
 //
 
 #include <uhd/usrp/dboard_iface.hpp>
-#include <uhd/types/dict.hpp>
 
 using namespace uhd::usrp;
 
-struct dboard_iface::impl{
-    uhd::dict<unit_t, boost::uint16_t> pin_ctrl_shadow;
-    uhd::dict<unit_t, uhd::dict<atr_reg_t, boost::uint16_t> > atr_reg_shadow;
-    uhd::dict<unit_t, boost::uint16_t> gpio_ddr_shadow;
-    uhd::dict<unit_t, boost::uint16_t> gpio_out_shadow;
-};
-
-dboard_iface::dboard_iface(void){
-    _impl = UHD_PIMPL_MAKE(impl, ());
-}
-
-dboard_iface::~dboard_iface(void)
-{
-    //empty
-}
-
-template <typename T>
-static T shadow_it(T &shadow, const T &value, const T &mask){
-    shadow = (shadow & ~mask) | (value & mask);
-    return shadow;
-}
-
-void dboard_iface::set_pin_ctrl(
-    unit_t unit, boost::uint16_t value, boost::uint16_t mask
-){
-    _set_pin_ctrl(unit, shadow_it(_impl->pin_ctrl_shadow[unit], value, mask));
-}
-
-boost::uint16_t dboard_iface::get_pin_ctrl(unit_t unit){
-    return _impl->pin_ctrl_shadow[unit];
-}
-
-void dboard_iface::set_atr_reg(
-    unit_t unit, atr_reg_t reg, boost::uint16_t value, boost::uint16_t mask
-){
-    _set_atr_reg(unit, reg, shadow_it(_impl->atr_reg_shadow[unit][reg], value, mask));
-}
-
-boost::uint16_t dboard_iface::get_atr_reg(unit_t unit, atr_reg_t reg){
-    return _impl->atr_reg_shadow[unit][reg];
-}
-
-void dboard_iface::set_gpio_ddr(
-    unit_t unit, boost::uint16_t value, boost::uint16_t mask
-){
-    _set_gpio_ddr(unit, shadow_it(_impl->gpio_ddr_shadow[unit], value, mask));
-}
-
-boost::uint16_t dboard_iface::get_gpio_ddr(unit_t unit){
-    return _impl->gpio_ddr_shadow[unit];
-}
-
-void dboard_iface::set_gpio_out(
-    unit_t unit, boost::uint16_t value, boost::uint16_t mask
-){
-    _set_gpio_out(unit, shadow_it(_impl->gpio_out_shadow[unit], value, mask));
-}
-
-boost::uint16_t dboard_iface::get_gpio_out(unit_t unit){
-    return _impl->gpio_out_shadow[unit];
-}
-
-void dboard_iface::set_command_time(const uhd::time_spec_t&)
-{
-    throw uhd::not_implemented_error("timed command feature not implemented on this hardware");
-}
-
-uhd::time_spec_t dboard_iface::get_command_time()
+void dboard_iface::sleep(const boost::chrono::nanoseconds& time)
 {
-    return uhd::time_spec_t(0.0);
+   //nanosleep is not really accurate in userland and it is also not very
+   //cross-platform. So just sleep for the minimum amount of time in us.
+   if (time < boost::chrono::microseconds(1)) {
+      boost::this_thread::sleep_for(boost::chrono::microseconds(1));
+   } else {
+      boost::this_thread::sleep_for(time);
+   }
 }