| # Copyright 2020 Efabless Corporation |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| proc fake_display_buffer {args} { |
| set screen :9 |
| exec Xvfb $screen -screen 0 640x480x24 & |
| set ::env(DISPLAY) $screen |
| } |
| |
| proc kill_display_buffer {args} { |
| exec killall Xvfb |
| } |
| |
| |
| package provide openlane_utils 0.9 |
