From c3fc2010bffbb74414c029910347c6aa28c2b8d4 Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Wed, 18 Aug 2010 00:53:58 +0000
Subject: usrp-e: added gain group property

---
 host/lib/usrp/usrp_e/dboard_iface.cpp |  5 ++++-
 host/lib/usrp/usrp_e/dboard_impl.cpp  | 17 +++++++++++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/host/lib/usrp/usrp_e/dboard_iface.cpp b/host/lib/usrp/usrp_e/dboard_iface.cpp
index a9831ebc4..c9efd0c9e 100644
--- a/host/lib/usrp/usrp_e/dboard_iface.cpp
+++ b/host/lib/usrp/usrp_e/dboard_iface.cpp
@@ -44,6 +44,9 @@ public:
         //init the clock rate shadows
         this->set_clock_rate(UNIT_RX, _clock->get_fpga_clock_rate());
         this->set_clock_rate(UNIT_TX, _clock->get_fpga_clock_rate());
+
+        _iface->poke16(UE_REG_GPIO_RX_DBG, 0);
+        _iface->poke16(UE_REG_GPIO_TX_DBG, 0);
     }
 
     ~usrp_e_dboard_iface(void){
@@ -165,8 +168,8 @@ boost::uint16_t usrp_e_dboard_iface::read_gpio(unit_t unit){
     switch(unit){
     case UNIT_RX: return _iface->peek16(UE_REG_GPIO_RX_IO);
     case UNIT_TX: return _iface->peek16(UE_REG_GPIO_TX_IO);
+    default: UHD_THROW_INVALID_CODE_PATH();
     }
-    UHD_ASSERT_THROW(false);
 }
 
 void usrp_e_dboard_iface::set_atr_reg(unit_t unit, atr_reg_t atr, boost::uint16_t value){
diff --git a/host/lib/usrp/usrp_e/dboard_impl.cpp b/host/lib/usrp/usrp_e/dboard_impl.cpp
index 79ff54c9d..d4a27cb72 100644
--- a/host/lib/usrp/usrp_e/dboard_impl.cpp
+++ b/host/lib/usrp/usrp_e/dboard_impl.cpp
@@ -20,6 +20,7 @@
 #include <uhd/utils/assert.hpp>
 #include <uhd/usrp/dboard_props.hpp>
 #include <uhd/usrp/subdev_props.hpp>
+#include <uhd/usrp/misc_utils.hpp>
 #include <boost/bind.hpp>
 #include <iostream>
 
@@ -84,6 +85,14 @@ void usrp_e_impl::rx_dboard_get(const wax::obj &key_, wax::obj &val){
         val = _rx_codec_proxy->get_link();
         return;
 
+    case DBOARD_PROP_GAIN_GROUP:
+        val = make_gain_group(
+            _dboard_manager->get_rx_subdev(key.name),
+            _rx_codec_proxy->get_link(),
+            GAIN_GROUP_POLICY_RX
+        );
+        return;
+
     default: UHD_THROW_PROP_GET_ERROR();
     }
 }
@@ -134,6 +143,14 @@ void usrp_e_impl::tx_dboard_get(const wax::obj &key_, wax::obj &val){
         val = _tx_codec_proxy->get_link();
         return;
 
+    case DBOARD_PROP_GAIN_GROUP:
+        val = make_gain_group(
+            _dboard_manager->get_tx_subdev(key.name),
+            _tx_codec_proxy->get_link(),
+            GAIN_GROUP_POLICY_TX
+        );
+        return;
+
     default: UHD_THROW_PROP_GET_ERROR();
     }
 }
-- 
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