--- /dev/null
+/* -*- c++ -*- */
+//
+// Copyright 2008 Free Software Foundation, Inc.
+//
+// This file is part of GNU Radio
+//
+// GNU Radio 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 asversion 3, or (at your option)
+// any later version.
+//
+// GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
+// the Free Software Foundation, Inc., 51 Franklin Street,
+// Boston, MA 02110-1301, USA.
+//
+
+#ifndef INCLUDED_DB_BASE_H
+#define INCLUDED_DB_BASE_H
+
+#include <string>
+#include <boost/shared_ptr.hpp>
+#include <boost/weak_ptr.hpp>
+#include <iosfwd>
+
+class db_base;
+typedef boost::shared_ptr<db_base> db_base_sptr;
+
+class usrp_basic;
+typedef boost::shared_ptr<usrp_basic> usrp_basic_sptr;
+
+struct freq_result_t
+{
+ bool ok;
+ double baseband_freq;
+};
+
+/******************************************************************************/
+
+/*!
+ * \brief Abstract base class for all USRP daughterboards
+ * \ingroup usrp
+ */
+class db_base
+{
+ protected:
+ bool d_is_shutdown;
+ usrp_basic *d_raw_usrp;
+ int d_which;
+ double d_lo_offset;
+
+ void _enable_refclk(bool enable);
+ virtual double _refclk_freq();
+ virtual int _refclk_divisor();
+
+ usrp_basic *usrp(){
+ return d_raw_usrp;
+ }
+
+ public:
+ db_base(boost::shared_ptr<usrp_basic> usrp, int which);
+ virtual ~db_base();
+
+ int dbid();
+ std::string name();
+ std::string side_and_name();
+ int which() { return d_which; }
+
+ bool bypass_adc_buffers(bool bypass);
+ bool set_atr_mask(int v);
+ bool set_atr_txval(int v);
+ bool set_atr_rxval(int v);
+ bool set_atr_tx_delay(int v);
+ bool set_atr_rx_delay(int v);
+ bool set_lo_offset(double offset);
+ double lo_offset() { return d_lo_offset; }
+
+
+ ////////////////////////////////////////////////////////
+ // derived classes should override the following methods
+
+protected:
+ friend class usrp_basic;
+
+ /*!
+ * Called to shutdown daughterboard. Called from dtor and usrp_basic dtor.
+ *
+ * N.B., any class that overrides shutdown MUST call shutdown in its destructor.
+ */
+ virtual void shutdown();
+
+
+public:
+ virtual float gain_min() = 0;
+ virtual float gain_max() = 0;
+ virtual float gain_db_per_step() = 0;
+ virtual double freq_min() = 0;
+ virtual double freq_max() = 0;
+ virtual struct freq_result_t set_freq(double target_freq) = 0;
+ virtual bool set_gain(float gain) = 0;
+ virtual bool is_quadrature() = 0;
+ virtual bool i_and_q_swapped();
+ virtual bool spectrum_inverted();
+ virtual bool set_enable(bool on);
+ virtual bool set_auto_tr(bool on);
+ virtual bool select_rx_antenna(int which_antenna);
+ virtual bool select_rx_antenna(const std::string &which_antenna);
+ virtual bool set_bw(float bw);
+};
+
+
+std::ostream & operator<<(std::ostream &os, db_base &x);
+
+#endif /* INCLUDED_DB_BASE_H */