register_iface.hpp

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//
// Copyright 2019 Ettus Research, a National Instruments Brand
//
// SPDX-License-Identifier: GPL-3.0-or-later
//

#pragma once

#include <uhd/types/device_addr.hpp>
#include <uhd/types/time_spec.hpp>
#include <cstdint>
#include <functional>
#include <memory>
#include <vector>

namespace uhd { namespace rfnoc {

class register_iface
{
public:
    using sptr = std::shared_ptr<register_iface>;

    virtual ~register_iface() = default;

    using async_msg_validator_t =
        std::function<bool(uint32_t addr, const std::vector<uint32_t>& data)>;

    using async_msg_callback_t = std::function<void(
        uint32_t addr, const std::vector<uint32_t>& data, boost::optional<uint64_t>)>;

    virtual void poke32(uint32_t addr,
        uint32_t data,
        uhd::time_spec_t time = uhd::time_spec_t::ASAP,
        bool ack              = false) = 0;

    void poke64(uint32_t addr,
        uint64_t data,
        time_spec_t time = uhd::time_spec_t::ASAP,
        bool ack         = false)
    {
        block_poke32(addr,
            {uint32_t(data & 0xFFFFFFFF), uint32_t((data >> 32) & 0xFFFFFFFF)},
            time,
            ack);
    }

    virtual void multi_poke32(const std::vector<uint32_t> addrs,
        const std::vector<uint32_t> data,
        uhd::time_spec_t time = uhd::time_spec_t::ASAP,
        bool ack              = false) = 0;

    virtual void block_poke32(uint32_t first_addr,
        const std::vector<uint32_t> data,
        uhd::time_spec_t time = uhd::time_spec_t::ASAP,
        bool ack              = false) = 0;

    virtual uint32_t peek32(uint32_t addr, time_spec_t time = uhd::time_spec_t::ASAP) = 0;

    uint64_t peek64(uint32_t addr, time_spec_t time = uhd::time_spec_t::ASAP)
    {
        const auto vals = block_peek32(addr, 2, time);
        return uint64_t(vals[0]) | (uint64_t(vals[1]) << 32);
    }

    virtual std::vector<uint32_t> block_peek32(uint32_t first_addr,
        size_t length,
        time_spec_t time = uhd::time_spec_t::ASAP) = 0;

    virtual void poll32(uint32_t addr,
        uint32_t data,
        uint32_t mask,
        time_spec_t timeout,
        time_spec_t time = uhd::time_spec_t::ASAP,
        bool ack         = false) = 0;


    virtual void sleep(time_spec_t duration, bool ack = false) = 0;

    virtual void register_async_msg_validator(async_msg_validator_t callback_f) = 0;

    virtual void register_async_msg_handler(async_msg_callback_t callback_f) = 0;

    virtual void set_policy(const std::string& name, const uhd::device_addr_t& args) = 0;

    virtual uint16_t get_src_epid() const = 0;

    virtual uint16_t get_port_num() const = 0;

}; // class register_iface

}} /* namespace uhd::rfnoc */