From c5a0e26e01bc05f85dff8f97dfd41b1df4781d1b Mon Sep 17 00:00:00 2001 From: alonamid Date: Thu, 3 Jun 2021 11:41:57 -0700 Subject: [PATCH] revert pbus freq change --- generators/chipyard/src/main/scala/ConfigFragments.scala | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/generators/chipyard/src/main/scala/ConfigFragments.scala b/generators/chipyard/src/main/scala/ConfigFragments.scala index 418d394b..8bb455b4 100644 --- a/generators/chipyard/src/main/scala/ConfigFragments.scala +++ b/generators/chipyard/src/main/scala/ConfigFragments.scala @@ -325,7 +325,7 @@ class WithTestChipBusFreqs extends Config( new chipyard.config.WithTileFrequency(1600.0) ++ // Matches the maximum frequency of U540 new chipyard.config.WithSystemBusFrequency(800.0) ++ // Put the system bus at a lower freq, representative of ncore working at a lower frequency than the tiles. Same freq as U540 new chipyard.config.WithMemoryBusFrequency(1000.0) ++ // 2x the U540 freq (appropriate for a 128b Mbus) - new chipyard.config.WithPeripheryBusFrequency(800.0) ++ // Match the sbus and pbus frequency + new chipyard.config.WithPeripheryBusFrequency(100) ++ // Match the sbus and pbus frequency new chipyard.config.WithSystemBusFrequencyAsDefault ++ // All unspecified clock frequencies, notably the implicit clock, will use the sbus freq (800 MHz) // Crossing specifications new chipyard.config.WithCbusToPbusCrossingType(AsynchronousCrossing()) ++ // Add Async crossing between PBUS and CBUS