Overview

PG conversions now take place on our linux conversion computers, korat and minx. The general flow is that you will save your GDS file someplace in AFS. You will then run gdspg, view your converted file to verify correctness, and then run pgxfer to transfer your file to the PG.

1. Save your GDS file to AFS

Your W: drive on Windows is your AFS home directory. We recommend that you create a subfolder for working with a particular GDS file.

2. Login to Korat/Minx

From the CNF Sunrays, choose Korat or Minx from the Applications menu

From the CNF Windows computers, first start XMing using the icon on your desktop. Then double click the Korat or the Minx icon. Login with your netid/guestid and password.

3. Change to the directory where you saved your GDS file

On linux, unlike the VAX, file names and directory names are case sensitive. You can tab complete instead of typing in the whole filename/directory name. Press tab twice to list possible completions.

4. Convert your file

Run gdspg and follow the prompts to convert your file.

You will first be prompted for the filename to convert. Then the layer number. Then the top level cell structure. To just use the top level structure in the GDS file, type in an equals sign. And finally a scale factor, which will vary depending on the tool.

Next you will see a bunch of output as your file is converted. And you will be prompted to press Enter (CR) several times. Among the messages you see will be