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//
// Copyright 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/>.
//
#include <uhd/transport/nirio/nirio_resource_manager.h>
#ifdef __clang__
#pragma GCC diagnostic push ignored "-Wmissing-field-initializers"
#elif defined(__GNUC__)
#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
#endif
namespace uhd { namespace niusrprio
{
nirio_resource_manager::nirio_resource_manager(
niriok_proxy& proxy) : _kernel_proxy(proxy), _fifo_info_map(), _reg_info_map()
{
}
nirio_resource_manager::~nirio_resource_manager()
{
finalize();
}
nirio_status nirio_resource_manager::initialize(
const nirio_register_info_vtr& reg_info_vtr,
const nirio_fifo_info_vtr& fifo_info_vtr)
{
nirio_status status = 0;
for (nirio_fifo_info_vtr::const_iterator it = fifo_info_vtr.begin(); it != fifo_info_vtr.end(); it++) {
const nirio_fifo_info_t& fifo_info = *it;
status = _add_fifo_resource(fifo_info);
if (nirio_status_fatal(status)) return status;
_fifo_info_map.insert(fifo_info_map_t::value_type(fifo_info.name, fifo_info));
}
for (nirio_register_info_vtr::const_iterator it = reg_info_vtr.begin(); it != reg_info_vtr.end(); it++) {
const nirio_register_info_t& reg_info = *it;
_reg_info_map.insert(register_info_map_t::value_type(reg_info.name, reg_info));
}
return _set_driver_config();
}
void nirio_resource_manager::finalize()
{
_fifo_info_map.clear();
}
nirio_status nirio_resource_manager::get_register_offset(
const char* register_name,
uint32_t& offset)
{
register_info_map_t::const_iterator it = _reg_info_map.find(fifo_info_map_t::key_type(register_name));
if (it == _reg_info_map.end()) return NiRio_Status_InvalidParameter;
offset = (*it).second.offset;
return NiRio_Status_Success;
}
nirio_status nirio_resource_manager::_add_fifo_resource(
const nirio_fifo_info_t& fifo_info)
{
nirio_driver_iface::nirio_syncop_in_params_t in = {};
nirio_driver_iface::nirio_syncop_out_params_t out = {};
in.function = nirio_driver_iface::NIRIO_FUNC::ADD_RESOURCE;
in.subfunction = (fifo_info.direction == OUTPUT_FIFO) ?
nirio_driver_iface::NIRIO_RESOURCE::OUTPUT_FIFO :
nirio_driver_iface::NIRIO_RESOURCE::INPUT_FIFO;
in.params.add.fifoWithDataType.channel = fifo_info.channel;
in.params.add.fifoWithDataType.baseAddress = fifo_info.base_addr;
in.params.add.fifoWithDataType.depthInSamples = fifo_info.depth;
in.params.add.fifoWithDataType.scalarType = fifo_info.scalar_type;
in.params.add.fifoWithDataType.bitWidth = fifo_info.width;
in.params.add.fifoWithDataType.version = fifo_info.version;
return _kernel_proxy.sync_operation(&in, sizeof(in), &out, sizeof(out));
}
nirio_status nirio_resource_manager::_set_driver_config()
{
nirio_driver_iface::nirio_syncop_in_params_t in = {};
nirio_driver_iface::nirio_syncop_out_params_t out = {};
in.function = nirio_driver_iface::NIRIO_FUNC::SET_DRIVER_CONFIG;
in.subfunction = 0;
return _kernel_proxy.sync_operation(&in, sizeof(in), &out, sizeof(out));
}
nirio_fifo_info_t* nirio_resource_manager::_lookup_fifo_info(const char* fifo_name) {
fifo_info_map_t::iterator it = _fifo_info_map.find(fifo_info_map_t::key_type(fifo_name));
if (it == _fifo_info_map.end()) return NULL;
return &((*it).second);
}
}}
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
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