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//
// Copyright 2019 Ettus Research, a National Instruments Brand
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
#include <uhd/rfnoc/register_iface_holder.hpp>
#include <uhd/utils/log.hpp>
using namespace uhd::rfnoc;
/*! Special type of register interface: Invalidated interface
*
* This interface does nothing, other than log error messages and implement
* register_iface. It is meant to be used as a replacement for another
* register_iface when that interface is no longer accessible.
* Because this should be safely usable in a destructor, it never throws.
*/
class invalid_register_iface : public register_iface
{
public:
~invalid_register_iface() override = default;
void poke32(uint32_t, uint32_t, uhd::time_spec_t, bool) override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
}
void multi_poke32(const std::vector<uint32_t>,
const std::vector<uint32_t>,
uhd::time_spec_t,
bool) override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
}
void block_poke32(
uint32_t, const std::vector<uint32_t>, uhd::time_spec_t, bool) override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
}
uint32_t peek32(uint32_t, uhd::time_spec_t) override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
return {};
}
std::vector<uint32_t> block_peek32(uint32_t, size_t, uhd::time_spec_t) override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
return {};
}
void poll32(
uint32_t, uint32_t, uint32_t, uhd::time_spec_t, uhd::time_spec_t, bool) override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
}
void sleep(uhd::time_spec_t, bool) override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
}
void register_async_msg_handler(async_msg_callback_t) override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
}
void register_async_msg_validator(async_msg_validator_t) override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
}
void set_policy(const std::string&, const uhd::device_addr_t&) override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
}
uint16_t get_src_epid() const override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
return 0;
}
uint16_t get_port_num() const override
{
UHD_LOG_ERROR("REGS", "Attempting to use invalidated register interface!");
return 0;
}
}; // class invalid_register_iface
void register_iface_holder::update_reg_iface(register_iface::sptr new_iface)
{
if (new_iface) {
_reg = new_iface;
} else {
_reg = std::make_shared<invalid_register_iface>();
}
}
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