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< from XBar import CoherentXBar
---
> from XBar import L2XBar
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< # Set a width of 32 bytes (256-bits), which is four times that
< # of the default bus. The clock of the CPU is inherited by
< # default.
< self.toL2Bus = CoherentXBar(width = 32)
---
> self.toL2Bus = L2XBar()