From c46c2cfcbe7b239e0a2f48ed65f50ced9d9fedfb Mon Sep 17 00:00:00 2001
From: Richard Yan <yrh@berkeley.edu>
Date: Mon, 7 Oct 2024 03:00:47 -0700
Subject: [PATCH] add 4 core fp16 config and bump radiance

---
 .../src/main/scala/config/RadianceConfigs.scala        | 10 ++++++++++
 generators/radiance                                    |  2 +-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/generators/chipyard/src/main/scala/config/RadianceConfigs.scala b/generators/chipyard/src/main/scala/config/RadianceConfigs.scala
index 8a3ad2eb..5242076f 100644
--- a/generators/chipyard/src/main/scala/config/RadianceConfigs.scala
+++ b/generators/chipyard/src/main/scala/config/RadianceConfigs.scala
@@ -25,6 +25,7 @@ class WithRadBootROM(address: BigInt = 0x10000, size: Int = 0x10000, hang: BigIn
 // aliases for virgo
 class VirgoConfig extends RadianceClusterConfig
 class VirgoFP16Config extends RadianceFP16ClusterConfig
+class Virgo4CFP16Config extends Radiance4CFP16ClusterConfig
 class VirgoSynConfig extends RadianceClusterSynConfig
 class VirgoFP16SynConfig extends RadianceFP16ClusterSynConfig
 
@@ -51,6 +52,15 @@ class RadianceFP16ClusterConfig extends Config(
   new radiance.subsystem.WithRadianceCluster(0) ++
   new RadianceBaseConfig)
 
+class Radiance4CFP16ClusterConfig extends Config(
+  new radiance.subsystem.WithRadianceGemmini(location = InCluster(0), dim = 16, accSizeInKB = 64, tileSize = (8, 4, 8), dataType = RadianceGemminiDataType.FP16) ++
+  new radiance.subsystem.WithRadianceCores(4, location = InCluster(0), useVxCache = false) ++
+  new radiance.subsystem.WithRadianceSharedMem(address = x"ff000000", size = 128 << 10, numBanks = 4, numWords = 8) ++
+  new radiance.subsystem.WithCoalescer(nNewSrcIds = 16) ++
+  new radiance.subsystem.WithVortexL1Banks(nBanks = 8)++
+  new radiance.subsystem.WithRadianceCluster(0) ++
+  new RadianceBaseConfig)
+
 class RadianceClusterConfig extends Config(
   // important to keep gemmini tile before RadianceCores to ensure radiance tile id is 0-indexed
   new radiance.subsystem.WithRadianceGemmini(location = InCluster(0), dim = 8, accSizeInKB = 16, tileSize = 8) ++
diff --git a/generators/radiance b/generators/radiance
index 2929a84e..0989d90d 160000
--- a/generators/radiance
+++ b/generators/radiance
@@ -1 +1 @@
-Subproject commit 2929a84eccb160debe0803793eab2ac6cb5e3901
+Subproject commit 0989d90dd25c51d8a7dc6b0aaac809868e39024d