mirror of
https://github.com/saymrwulf/uhd.git
synced 2026-05-16 21:10:10 +00:00
151ba5fb06
- Created clean interfaces for SPI and registers - Severed most links to UHD - Added a lockable class which allows exposing mutexes into Python
56 lines
1.9 KiB
C++
56 lines
1.9 KiB
C++
//
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// Copyright 2017 Ettus Research (National Instruments)
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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#include "mpm/xbar_iface.hpp"
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#include <mpm/exception.hpp>
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#include <boost/format.hpp>
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#include <sys/ioctl.h>
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#include <fcntl.h>
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using namespace mpm;
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std::mutex xbar_iface::_lock; // Initialize lock for all objects
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xbar_iface::xbar_iface(const std::string &device){
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_fd = open(device.c_str(), O_RDWR);
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}
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xbar_iface::~xbar_iface(){
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close(_fd);
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}
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void xbar_iface::set_route(uint8_t dst_addr, uint8_t dst_port) {
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std::lock_guard<std::mutex> lock(_lock);
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rfnoc_crossbar_cmd cmd = {.dest_addr = dst_addr, .dest_port = dst_port};
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int err = ioctl(_fd, RFNCBWROUTIOC, &cmd);
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if (err < 0) {
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throw mpm::os_error(str(boost::format("setting crossbar route failed! Error: %d") % err));
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}
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}
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void xbar_iface::del_route(uint8_t dst_addr, uint8_t dst_port){
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std::lock_guard<std::mutex> lock(_lock);
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rfnoc_crossbar_cmd cmd = {.dest_addr = dst_addr, .dest_port = dst_port};
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int err = ioctl(_fd, RFNCDELROUTIOC, &cmd);
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if (err < 0){
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throw mpm::os_error(str(boost::format("deleting crossbar route failed! Error: %d") % err));
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}
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}
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xbar_iface::sptr xbar_iface::make(const std::string &device){
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return std::make_shared<xbar_iface>(device);
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}
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