| # Copyright (C) 2017-2021  The Project X-Ray Authors | 
 | # | 
 | # Use of this source code is governed by a ISC-style | 
 | # license that can be found in the LICENSE file or at | 
 | # https://opensource.org/licenses/ISC | 
 | # | 
 | # SPDX-License-Identifier: ISC | 
 | # Writes a JSON5 to filename containing timing for current design. | 
 | # This can be used with create_timing_worksheet_db.py to compare prjxray model | 
 | # with Vivado timing model outputs. | 
 | set parts [get_parts -filter "FAMILY == $::env(FILTER)"] | 
 | foreach part $parts { | 
 |     puts "$part,[get_property DEVICE $part],[get_property PACKAGE $part],[get_property SPEED $part]" | 
 | } |