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fix gemmini config specification and add buffer

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This commit is contained in:
Richard Yan
2024-02-24 00:33:41 -08:00
parent 7f78f6bd2f
commit ae6e739655
1 changed files with 15 additions and 2 deletions
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17
src/main/scala/radiance/tile/RadianceTile.scala
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@@ -17,7 +17,7 @@ import freechips.rocketchip.prci.ClockSinkParameters
import freechips.rocketchip.regmapper.RegField import freechips.rocketchip.regmapper.RegField
import freechips.rocketchip.tile._ import freechips.rocketchip.tile._
import radiance.memory._ import radiance.memory._
import gemmini.{Gemmini, GemminiCustomConfigs} import gemmini.{CapacityInKilobytes, Gemmini, GemminiCustomConfigs, GemminiFPConfigs}
import radiance.subsystem.{GPUMemParams, GPUMemory} import radiance.subsystem.{GPUMemParams, GPUMemory}
case class RadianceTileParams( case class RadianceTileParams(
@@ -349,7 +349,19 @@ class RadianceTile private (
// ROCC // ROCC
// TODO: parametrize // TODO: parametrize
val gemmini = LazyModule(new Gemmini(GemminiCustomConfigs.unifiedMemConfig)) val gemmini = LazyModule(new Gemmini(GemminiFPConfigs.FP32DefaultConfig.copy(
has_training_convs = false,
has_max_pool = false,
use_tl_ext_mem = true,
tl_ext_mem_base = x"ff000000",
sp_singleported = false,
spad_read_delay = 8,
use_shared_ext_mem = true,
acc_sub_banks = 1,
has_normalizations = false,
sp_capacity = CapacityInKilobytes(16),
acc_capacity = CapacityInKilobytes(8),
)))
val roccs: Seq[LazyRoCC] = Seq(gemmini) val roccs: Seq[LazyRoCC] = Seq(gemmini)
tlMasterXbar.node :=* AddressOrNode(base) :=* gemmini.atlNode tlMasterXbar.node :=* AddressOrNode(base) :=* gemmini.atlNode
tlOtherMastersNode :=* AddressOrNode(base) :=* gemmini.tlNode tlOtherMastersNode :=* AddressOrNode(base) :=* gemmini.tlNode
@@ -362,6 +374,7 @@ class RadianceTile private (
// to consolidate by either coalescing, or changing gemmini spad to // to consolidate by either coalescing, or changing gemmini spad to
// strided-by-word // strided-by-word
gemmini.unified_mem_node :=* TLWidthWidget(4) :=* smemXbar.node gemmini.unified_mem_node :=* TLWidthWidget(4) :=* smemXbar.node
TLRAM(AddressSet(x"ff004000", 0xfff)) := TLFragmenter(4, 4) := smemXbar.node
/* below are copied from rocket */ /* below are copied from rocket */