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/* -*- c++ -*- */
/*
* Copyright 2008,2009 Free Software Foundation, Inc.
*
* 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/>.
*/
#ifndef INCLUDED_DB_BASE_H
#define INCLUDED_DB_BASE_H
#include <usrp2_types.h>
#include <stdbool.h>
/*!
* \brief "base class" for firmware version of daughterboard code
*/
struct db_base {
uint16_t dbid; //< daughterboard ID
uint16_t is_tx : 1; //< is this a transmit db?
uint16_t is_quadrature : 1;
uint16_t i_and_q_swapped : 1;
uint16_t spectrum_inverted : 1;
uint16_t output_enables; //< bitmask of which pins should be outputs from FPGA
uint16_t used_pins; //< bitmask of pins used by the daughterboard
u2_fxpt_freq_t freq_min; //< min freq that can be set (Hz)
u2_fxpt_freq_t freq_max; //< max freq that can be set (Hz)
u2_fxpt_gain_t gain_min; //< min gain that can be set (dB)
u2_fxpt_gain_t gain_max; //< max gain that can be set (dB)
u2_fxpt_gain_t gain_step_size; //< (dB)
u2_fxpt_freq_t default_lo_offset; //< offset to add to tune frequency, reset value
u2_fxpt_freq_t current_lo_offset; //< current value of lo_offset
/*
* Auto T/R control values
*/
uint32_t atr_mask; //< which bits to control
uint32_t atr_txval; //< value to use when transmitting
uint32_t atr_rxval; //< value to use when receiving
//! delay in clk ticks from when Tx fifo gets data to when T/R switches
// uint32_t atr_tx_delay;
//! delay in clk ticks from when Tx fifo goes empty to when T/R switches
// uint32_t atr_rx_delay;
bool (*init)(struct db_base *);
bool (*set_freq)(struct db_base *, u2_fxpt_freq_t freq, u2_fxpt_freq_t *dc);
bool (*set_gain)(struct db_base *, u2_fxpt_gain_t gain);
bool (*set_tx_enable)(struct db_base *, bool on);
};
#endif /* INCLUDED_DB_BASE_H */
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