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vendor._lattice: Add clock constraints to oxide .pdc template.

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Sage Walker 2024-04-19 13:57:46 -07:00 committed by Catherine
parent d2b2c9b06a
commit 9201cc3179
1 changed files with 7 additions and 0 deletions
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7
amaranth/vendor/_lattice.py
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@ -527,6 +527,13 @@ class LatticePlatform(TemplatedPlatform):
ldc_set_port -iobuf {{ '{' }}{%- for key, value in attrs.items() %}{{key}}={{value}} {% endfor %}{{ '}' }} {{'['}}get_ports {{port_name}}{{']'}}
{% endif %}
{% endfor %}
{% for net_signal, port_signal, frequency in platform.iter_clock_constraints() -%}
{% if port_signal is not none -%}
create_clock -name {{port_signal.name|tcl_quote}} -period {{1000000000/frequency}} [get_ports {{port_signal.name|tcl_quote}}]
{% else -%}
create_clock -name {{net_signal.name|tcl_quote}} -period {{1000000000/frequency}} [get_nets {{net_signal|hierarchy("/")|tcl_quote}}]
{% endif %}
{% endfor %}
{{get_override("add_preferences")|default("# (add_preferences placeholder)")}}
"""
}