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build/generic_platform/ConstraintManager: Add prepend parameter to add_extension. 

In some cases, prepend is useful when we want to replace existing IOs.
This commit is contained in:
Florent Kermarrec 2024-02-26 17:28:03 +01:00
parent d3ea912339
commit 253d1cfb9b
1 changed files with 5 additions and 2 deletions
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7
litex/build/generic_platform.py
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@ -205,8 +205,11 @@ class ConstraintManager:
self.platform_commands = [] self.platform_commands = []
self.connector_manager = ConnectorManager(connectors) self.connector_manager = ConnectorManager(connectors)
def add_extension(self, io): def add_extension(self, io, prepend=False):
self.available.extend(io) if prepend:
self.available = list(io) + self.available
else:
self.available.extend(io)
def add_connector(self, connectors): def add_connector(self, connectors):
self.connector_manager.add_connector(connectors) self.connector_manager.add_connector(connectors)