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Display FSM states or any number to text in VCD file #18

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fjullien opened this issue Feb 26, 2020 · 0 comments
Open

Display FSM states or any number to text in VCD file #18

fjullien opened this issue Feb 26, 2020 · 0 comments
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@fjullien
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GtkWave can display signals values as ASCII. What if litescope uses this option to add a text translation of any signal ?
I don't know if it's possible but Litex could generate analyzer.csv with FSM states names. Then litescope would add "virtual signals" with ASCII translation of FSM states.

We could also add a configuration file to litescope with dictionaries of value:name for any signal.

During simulations Migen already does this for FSM:

image
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@enjoy-digital @fjullien