riscv/rocket-chip
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Make ExampleSmallConfig/DefaultRV32Config smaller

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Andrew Waterman 2016-04-01 16:41:48 -07:00 committed by Henry Cook
parent 6878e3265f
commit b43a85e2e8
1 changed files with 3 additions and 2 deletions
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5
src/main/scala/Configs.scala
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@ -368,6 +368,7 @@ class WithZscale extends Config(
class WithRV32 extends Config( class WithRV32 extends Config(
(pname,site,here) => pname match { (pname,site,here) => pname match {
case XLen => 32 case XLen => 32
case UseVM => false
case UseFPU => false case UseFPU => false
} }
) )
@ -388,7 +389,7 @@ class SmallConfig extends Config (
case UseFPU => false case UseFPU => false
case FastMulDiv => false case FastMulDiv => false
case NTLBEntries => 4 case NTLBEntries => 4
case BtbKey => BtbParameters(nEntries = 8) case BtbKey => BtbParameters(nEntries = 0)
case StoreDataQueueDepth => 2 case StoreDataQueueDepth => 2
case ReplayQueueDepth => 2 case ReplayQueueDepth => 2
case NAcquireTransactors => 2 case NAcquireTransactors => 2
@ -404,7 +405,7 @@ class SmallConfig extends Config (
class DefaultFPGASmallConfig extends Config(new SmallConfig ++ new DefaultFPGAConfig) class DefaultFPGASmallConfig extends Config(new SmallConfig ++ new DefaultFPGAConfig)
class DefaultRV32Config extends Config(new WithRV32 ++ new DefaultConfig) class DefaultRV32Config extends Config(new SmallConfig ++ new WithRV32 ++ new DefaultConfig)
class ExampleSmallConfig extends Config(new SmallConfig ++ new DefaultConfig) class ExampleSmallConfig extends Config(new SmallConfig ++ new DefaultConfig)