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/* -*- 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 version 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_USRP2_BASE_H
#define INCLUDED_USRP2_BASE_H
#include <gr_sync_block.h>
#include <usrp2/usrp2.h>
#include <stdexcept>
// BIG ASS FIXME: get from lower layer MTU calculation
#define USRP2_MIN_RX_SAMPLES 371
/*!
* Base class for all USRP2 blocks
*/
class usrp2_base : public gr_sync_block
{
protected:
usrp2_base(const char *name,
gr_io_signature_sptr input_signature,
gr_io_signature_sptr output_signature,
const std::string &ifc,
const std::string &mac)
throw (std::runtime_error);
usrp2::usrp2::sptr d_u2;
public:
~usrp2_base();
/*!
* \brief Get USRP2 hardware MAC address
*/
std::string mac_addr() const;
/*!
* \brief Get interface name used to communicat with USRP2
*/
std::string interface_name() const;
/*!
* \brief Get USRP2 master clock rate
*/
bool fpga_master_clock_freq(long *freq) const;
/*!
* \brief Set master time to 0 at next PPS rising edge
*/
bool sync_to_pps();
/*!
* \brief Read memory from Wishbone bus as words
*/
std::vector<uint32_t> peek32(uint32_t addr, uint32_t words);
/*!
* \brief Write memory to Wishbone bus as words
*/
bool poke32(uint32_t addr, const std::vector<uint32_t> &data);
/*!
* \brief Called by scheduler when starting flowgraph
*/
virtual bool start();
/*!
* \brief Called by scheduler when stopping flowgraph
*/
virtual bool stop();
/*!
* \brief Derived class must override this
*/
virtual int work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items) = 0;
};
#endif /* INCLUDED_USRP2_BASE_H */
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