Hello All, I'm doing pre-check on a MPW5 project f...
# shuttle
j
Hello All, I'm doing pre-check on a MPW5 project for which I succeded to pass in MPW4, but now I'm seeing the following fails:
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[02/18/22 11:57:15 PST] CONSISTENCY CHECK FAILED
            The user netlist and the top netlist are not valid.
...
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[02/18/22 11:57:22 PST] KLAYOUT FEOL CHECK FAILED
            The GDS file, user_analog_project_wrapper.gds, has DRC violations.
For the first case, I generated the netlist in "xschem/user_analog_project_wrapper.spice", am I missing somethign else? For the second one, the GDS is DRC clean in Magic and passed the MPW4 check, was there anything added in MPW5? does it mean I need to install KLayout and check it in there? any help would be greatly appreciated!
m
If youre using sram the drc is a known issue
j
@User thx for the reply I don't use sram (sorry, I forgot to add it's an analog project)
m
Dont know much about the analog side sorry
j
@User @User, any ideas for debugging this?
t
@User: You would need to look at the detailed report from klayout. There are occasions (especially for analog components, although sometimes specific instances like manually placing a digital cell close to other analog components) where magic produces output with DRC errors. These errors are relatively easy to fix with manual intervention if you know where the errors are and how they got created.
j
thanks @User, where can I find the klayout report from the precheck?
t
That's a question for @User (Jeff---is it not clear for users to find where to get information about interpreting failing results from precheck?)