//
// Copyright 2012-2013 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/>.
//

#ifndef INCLUDED_B200_IFACE_HPP
#define INCLUDED_B200_IFACE_HPP

#include <stdint.h>
#include <uhd/transport/usb_control.hpp>
#include <uhd/types/serial.hpp> //i2c iface
#include <boost/shared_ptr.hpp>
#include <boost/utility.hpp>
#include "ad9361_ctrl.hpp"

const static boost::uint16_t B200_VENDOR_ID  = 0x2500;
const static boost::uint16_t B200_PRODUCT_ID = 0x0020;
const static boost::uint16_t FX3_VID = 0x04b4;
const static boost::uint16_t FX3_DEFAULT_PID = 0x00f3;
const static boost::uint16_t FX3_REENUM_PID = 0x00f0;

static const std::string     B200_FW_FILE_NAME = "usrp_b200_fw.hex";
static const std::string     B200_FPGA_FILE_NAME = "usrp_b200_fpga.bin";
static const std::string     B210_FPGA_FILE_NAME = "usrp_b210_fpga.bin";

class UHD_API b200_iface: boost::noncopyable, public virtual uhd::i2c_iface {
public:
    typedef boost::shared_ptr<b200_iface> sptr;

    /*!
     * Make a b200 interface object from a control transport
     * \param usb_ctrl a USB control transport
     * \return a new b200 interface object
     */
    static sptr make(uhd::transport::usb_control::sptr usb_ctrl);

    //! query the device USB speed (2, 3)
    virtual boost::uint8_t get_usb_speed(void) = 0;

    //! get the current status of the FX3
    virtual boost::uint8_t get_fx3_status(void) = 0;

    //! get the current status of the FX3
    virtual boost::uint16_t get_compat_num(void) = 0;

    //! load a firmware image
    virtual void load_firmware(const std::string filestring, bool force=false) = 0;

    //! reset the FX3
    virtual void reset_fx3(void) = 0;

    //! reset the GPIF state machine
    virtual void reset_gpif(void) = 0;

    //! set the FPGA_RESET line
    virtual void set_fpga_reset_pin(const bool reset) = 0;

    //! load an FPGA image
    virtual boost::uint32_t load_fpga(const std::string filestring) = 0;

    //! send SPI through the FX3
    virtual void transact_spi( unsigned char *tx_data, size_t num_tx_bits, \
            unsigned char *rx_data, size_t num_rx_bits) = 0;

    virtual void write_eeprom(boost::uint16_t addr, boost::uint16_t offset, const uhd::byte_vector_t &bytes) = 0;

    virtual uhd::byte_vector_t read_eeprom(boost::uint16_t addr, boost::uint16_t offset, size_t num_bytes) = 0;

    static std::string fx3_state_string(boost::uint8_t state);
};


#endif /* INCLUDED_B200_IFACE_HPP */