nextpnr/mistral/main.cc
gatecat 96f16c8635 mistral: Add a basic QSF parser
Signed-off-by: gatecat <gatecat@ds0.me>
2021-05-15 14:54:33 +01:00

94 lines
3.1 KiB
C++

/*
* nextpnr -- Next Generation Place and Route
*
* Copyright (C) 2021 gatecat <gatecat@ds0.me>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#ifdef MAIN_EXECUTABLE
#include <fstream>
#include "command.h"
#include "design_utils.h"
#include "jsonwrite.h"
#include "log.h"
#include "timing.h"
USING_NEXTPNR_NAMESPACE
class MistralCommandHandler : public CommandHandler
{
public:
MistralCommandHandler(int argc, char **argv);
virtual ~MistralCommandHandler(){};
std::unique_ptr<Context> createContext(std::unordered_map<std::string, Property> &values) override;
void setupArchContext(Context *ctx) override{};
void customBitstream(Context *ctx) override;
void customAfterLoad(Context *ctx) override;
protected:
po::options_description getArchOptions() override;
};
MistralCommandHandler::MistralCommandHandler(int argc, char **argv) : CommandHandler(argc, argv) {}
po::options_description MistralCommandHandler::getArchOptions()
{
po::options_description specific("Architecture specific options");
specific.add_options()("mistral", po::value<std::string>(), "path to mistral root");
specific.add_options()("device", po::value<std::string>(), "device name (e.g. 5CSEBA6U23I7)");
specific.add_options()("qsf", po::value<std::string>(), "path to QSF constraints file");
return specific;
}
void MistralCommandHandler::customBitstream(Context *ctx)
{
// TODO: rbf gen via mistral
}
std::unique_ptr<Context> MistralCommandHandler::createContext(std::unordered_map<std::string, Property> &values)
{
ArchArgs chipArgs;
if (!vm.count("mistral")) {
log_error("mistral must be specified on the command line\n");
}
if (!vm.count("device")) {
log_error("device must be specified on the command line (e.g. --device 5CSEBA6U23I7)\n");
}
chipArgs.mistral_root = vm["mistral"].as<std::string>();
chipArgs.device = vm["device"].as<std::string>();
auto ctx = std::unique_ptr<Context>(new Context(chipArgs));
return ctx;
}
void MistralCommandHandler::customAfterLoad(Context *ctx)
{
if (vm.count("qsf")) {
std::string filename = vm["qsf"].as<std::string>();
std::ifstream in(filename);
if (!in)
log_error("Failed to open input QSF file %s.\n", filename.c_str());
ctx->read_qsf(in);
}
}
int main(int argc, char *argv[])
{
MistralCommandHandler handler(argc, argv);
return handler.exec();
}
#endif