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Remove TestChipBusFreqs (this is ChipLikeRocketConfig)

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This commit is contained in:
Jerry Zhao
2023-05-12 00:03:36 -07:00
parent 27f78da07b
commit 0cbca54e19
2 changed files with 0 additions and 20 deletions
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5
generators/chipyard/src/main/scala/config/RocketConfigs.scala
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@@ -100,11 +100,6 @@ class MulticlockRocketConfig extends Config(
new testchipip.WithAsynchronousSerialSlaveCrossing ++ // Add Async crossing between serial and MBUS. Its master-side is tied to the FBUS new testchipip.WithAsynchronousSerialSlaveCrossing ++ // Add Async crossing between serial and MBUS. Its master-side is tied to the FBUS
new chipyard.config.AbstractConfig) new chipyard.config.AbstractConfig)
class TestChipMulticlockRocketConfig extends Config(
new freechips.rocketchip.subsystem.WithNBigCores(1) ++
new chipyard.config.WithTestChipBusFreqs ++
new chipyard.config.AbstractConfig)
// DOC include start: MulticlockAXIOverSerialConfig // DOC include start: MulticlockAXIOverSerialConfig
class MulticlockAXIOverSerialConfig extends Config( class MulticlockAXIOverSerialConfig extends Config(
new chipyard.config.WithSystemBusFrequencyAsDefault ++ new chipyard.config.WithSystemBusFrequencyAsDefault ++

15
generators/chipyard/src/main/scala/config/fragments/ClockingFragments.scala
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@@ -115,18 +115,3 @@ class WithControlBusFrequency(freqMHz: Double) extends Config((site, here, up) =
class WithRationalMemoryBusCrossing extends WithSbusToMbusCrossingType(RationalCrossing(Symmetric)) class WithRationalMemoryBusCrossing extends WithSbusToMbusCrossingType(RationalCrossing(Symmetric))
class WithAsynchrousMemoryBusCrossing extends WithSbusToMbusCrossingType(AsynchronousCrossing()) class WithAsynchrousMemoryBusCrossing extends WithSbusToMbusCrossingType(AsynchronousCrossing())
class WithTestChipBusFreqs extends Config(
// Frequency specifications
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.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
new chipyard.config.WithSbusToMbusCrossingType(AsynchronousCrossing()) ++ // Add Async crossings between backside of L2 and MBUS
new freechips.rocketchip.subsystem.WithRationalRocketTiles ++ // Add rational crossings between RocketTile and uncore
new boom.common.WithRationalBoomTiles ++ // Add rational crossings between BoomTile and uncore
new testchipip.WithAsynchronousSerialSlaveCrossing // Add Async crossing between serial and MBUS. Its master-side is tied to the FBUS
)