8000 add sv39 fragments by joonho3020 · Pull Request #1874 · ucb-bar/chipyard · GitHub
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add sv39 fragments #1874

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Merged
merged 3 commits into from
May 7, 2024
Merged

add sv39 fragments #1874

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eb32ba5
add sv39 fragments
joonho3020 May 6, 2024
c9e778a
fix
joonho3020 May 6, 2024
c8d9299
Update generators/chipyard/src/main/scala/config/fragments/TileFragme…
joonho3020 May 7, 2024
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5 changes: 5 additions & 0 deletions generators/chipyard/src/main/scala/config/fragments/TileFragments.scala
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Expand Up @@ -131,3 +131,8 @@ class WithRocketBoundaryBuffers(buffers: Option[RocketTileBoundaryBufferParams]
class WithSV48IfPossible extends Config((site, here, up) => {
case PgLevels => if (site(XLen) == 64) 4 /* Sv48 */ else up(PgLevels)
})

// Uses SV39 if possible, otherwise default to the Rocket Chip core default
class WithSV39 extends Config((site, here, up) => {
case PgLevels => { require(site(XLen) == 64); 3; }
})
8 changes: 8 additions & 0 deletions generators/firechip/src/main/scala/TargetConfigs.scala
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Expand Up @@ -370,3 +370,11 @@ class FireSimLargeBoomCospikeConfig extends Config(
new WithDefaultMemModel ++
new WithFireSimConfigTweaks++
new chipyard.LargeBoomV3Config)

class FireSimLargeBoomSV39CospikeConfig extends Config(
new firesim.firesim.WithCospikeBridge ++
new WithDefaultFireSimBridges ++
new WithDefaultMemModel ++
new WithFireSimConfigTweaks++
new chipyard.config.WithSV39 ++
new chipyard.LargeBoomV3Config)
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