Merge branch 'gemv-support' of github.com:ucb-bar/gemmini into gemv-s…

…upport
ucb-bar · Apr 26, 2024 · 2366a5c · 2366a5c
2 parents 16c8f9c + f17576e
commit 2366a5c
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Showing 5 changed files with 158 additions and 75 deletions.
diff --git a/software/gemmini-rocc-tests b/software/gemmini-rocc-tests
diff --git a/software/libgemmini b/software/libgemmini
diff --git a/src/main/scala/gemmini/Configs.scala b/src/main/scala/gemmini/Configs.scala
@@ -248,6 +248,7 @@ object GemminiConfigs {
     meshRows=4, meshColumns=1
   )
 
+  val smallConfig = defaultConfig.copy(meshRows = 4, meshColumns = 1, tileRows = 1, tileColumns = 4, sp_banks = 8, acc_banks = 4)
 }
 
 /**
@@ -307,6 +308,18 @@ class DummyDefaultGemminiConfig[T <: Data : Arithmetic, U <: Data, V <: Data](
   )
 })
 
+class SmallGemminiConfig[T <: Data : Arithmetic, U <: Data, V <: Data](
+  gemminiConfig: GemminiArrayConfig[T,U,V] = GemminiConfigs.smallConfig
+) extends Config((site, here, up) => {
+  case BuildRoCC => up(BuildRoCC) ++ Seq(
+    (p: Parameters) => {
+      implicit val q = p
+      val gemmini = LazyModule(new Gemmini(gemminiConfig))
+      gemmini
+    }
+  )
+})
+
 // This Gemmini config has both an Int and an FP Gemmini side-by-side, sharing
 // the same scratchpad.
 class DualGemminiConfig extends Config((site, here, up) => {
+4 −2		bareMetalC/Makefile
+85 −0		bareMetalC/gemv_identity_OS.c
+91 −0		bareMetalC/gemv_identity_sp_tiled_matvec_ws.c
+116 −0		bareMetalC/gemv_simple_sp_tiled_matvec_ws.c
+157 −12		include/gemmini.h
+1 −1		include/gemmini_params.h