OpenFPGA/openfpga/src/base/openfpga_bitstream.cpp

95 lines
3.9 KiB
C++

/********************************************************************
* This file includes functions to build bitstream database
*******************************************************************/
/* Headers from vtrutil library */
#include "vtr_time.h"
#include "vtr_log.h"
/* Headers from openfpgashell library */
#include "command_exit_codes.h"
/* Headers from openfpgautil library */
#include "openfpga_digest.h"
/* Headers from fpgabitstream library */
#include "read_xml_arch_bitstream.h"
#include "write_xml_arch_bitstream.h"
#include "build_device_bitstream.h"
#include "fabric_bitstream_writer.h"
#include "build_fabric_bitstream.h"
#include "openfpga_bitstream.h"
/* Include global variables of VPR */
#include "globals.h"
/* begin namespace openfpga */
namespace openfpga {
/********************************************************************
* A wrapper function to call the build_device_bitstream() in FPGA bitstream
*******************************************************************/
int fpga_bitstream(OpenfpgaContext& openfpga_ctx,
const Command& cmd, const CommandContext& cmd_context) {
CommandOptionId opt_verbose = cmd.option("verbose");
CommandOptionId opt_write_file = cmd.option("write_file");
CommandOptionId opt_read_file = cmd.option("read_file");
if (true == cmd_context.option_enable(cmd, opt_read_file)) {
openfpga_ctx.mutable_bitstream_manager() = read_xml_architecture_bitstream(cmd_context.option_value(cmd, opt_write_file).c_str());
} else {
openfpga_ctx.mutable_bitstream_manager() = build_device_bitstream(g_vpr_ctx,
openfpga_ctx,
cmd_context.option_enable(cmd, opt_verbose));
}
if (true == cmd_context.option_enable(cmd, opt_write_file)) {
std::string src_dir_path = find_path_dir_name(cmd_context.option_value(cmd, opt_write_file));
/* Create directories */
create_directory(src_dir_path);
write_xml_architecture_bitstream(openfpga_ctx.bitstream_manager(),
cmd_context.option_value(cmd, opt_write_file));
}
/* TODO: should identify the error code from internal function execution */
return CMD_EXEC_SUCCESS;
}
/********************************************************************
* A wrapper function to call the build_fabric_bitstream() in FPGA bitstream
*******************************************************************/
int build_fabric_bitstream(OpenfpgaContext& openfpga_ctx,
const Command& cmd, const CommandContext& cmd_context) {
CommandOptionId opt_verbose = cmd.option("verbose");
CommandOptionId opt_file = cmd.option("file");
/* Build fabric bitstream here */
openfpga_ctx.mutable_fabric_bitstream() = build_fabric_dependent_bitstream(openfpga_ctx.bitstream_manager(),
openfpga_ctx.module_graph(),
openfpga_ctx.arch().config_protocol,
cmd_context.option_enable(cmd, opt_verbose));
/* Write fabric bitstream if required */
int status = CMD_EXEC_SUCCESS;
if (true == cmd_context.option_enable(cmd, opt_file)) {
std::string src_dir_path = find_path_dir_name(cmd_context.option_value(cmd, opt_file));
/* Create directories */
create_directory(src_dir_path);
status = write_fabric_bitstream_to_text_file(openfpga_ctx.bitstream_manager(),
openfpga_ctx.fabric_bitstream(),
openfpga_ctx.arch().config_protocol,
cmd_context.option_value(cmd, opt_file));
}
/* TODO: should identify the error code from internal function execution */
return status;
}
} /* end namespace openfpga */