From 9a2e26e5004d3f740c9690ad8b0b85debcb51c7a Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Fri, 26 Nov 2010 23:27:53 -0500
Subject: uhd: added read-back calls to dboard iface gpio settings, and
 optional mask

---
 host/lib/usrp/dboard_iface.cpp | 78 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 host/lib/usrp/dboard_iface.cpp

(limited to 'host/lib/usrp/dboard_iface.cpp')

diff --git a/host/lib/usrp/dboard_iface.cpp b/host/lib/usrp/dboard_iface.cpp
new file mode 100644
index 000000000..5cc5ea470
--- /dev/null
+++ b/host/lib/usrp/dboard_iface.cpp
@@ -0,0 +1,78 @@
+//
+// 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 <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, ());
+}
+
+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];
+}
-- 
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