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[ci skip] Add inline comments on some of the clocking fragments

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Jerry Zhao
2023-12-16 12:24:22 -08:00
committed by GitHub
parent b37b6b0d9b
commit 2e77867577
1 changed files with 4 additions and 0 deletions
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4
generators/chipyard/src/main/scala/config/fragments/ClockingFragments.scala
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@@ -111,18 +111,22 @@ class WithOffchipBusFrequency(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())
// Remove the tile clock gaters in this system
class WithNoTileClockGaters extends Config((site, here, up) => { class WithNoTileClockGaters extends Config((site, here, up) => {
case ChipyardPRCIControlKey => up(ChipyardPRCIControlKey).copy(enableTileClockGating = false) case ChipyardPRCIControlKey => up(ChipyardPRCIControlKey).copy(enableTileClockGating = false)
}) })
// Remove the tile reset control blocks in this system
class WithNoTileResetSetters extends Config((site, here, up) => { class WithNoTileResetSetters extends Config((site, here, up) => {
case ChipyardPRCIControlKey => up(ChipyardPRCIControlKey).copy(enableTileResetSetting = false) case ChipyardPRCIControlKey => up(ChipyardPRCIControlKey).copy(enableTileResetSetting = false)
}) })
// Remove the global reset synchronizers in this system
class WithNoResetSynchronizers extends Config((site, here, up) => { class WithNoResetSynchronizers extends Config((site, here, up) => {
case ChipyardPRCIControlKey => up(ChipyardPRCIControlKey).copy(enableResetSynchronizers = false) case ChipyardPRCIControlKey => up(ChipyardPRCIControlKey).copy(enableResetSynchronizers = false)
}) })
// Remove any ClockTap ports in this system
class WithNoClockTap extends Config((site, here, up) => { class WithNoClockTap extends Config((site, here, up) => {
case ClockTapKey => None case ClockTapKey => None
}) })