diff --git a/groundtest b/groundtest
index 1069aa03..f398b321 160000
--- a/groundtest
+++ b/groundtest
@@ -1 +1 @@
-Subproject commit 1069aa03c6fcf6234d44599ffca7680c5fcb56af
+Subproject commit f398b3213e3e9411f9014b418a8e7cfa669c5f8b
diff --git a/src/main/scala/TestConfigs.scala b/src/main/scala/TestConfigs.scala
index 59f86e6b..a1cf3a02 100644
--- a/src/main/scala/TestConfigs.scala
+++ b/src/main/scala/TestConfigs.scala
@@ -51,10 +51,20 @@ class WithCacheFillTest extends Config(
     case "L2_CAPACITY_IN_KB" => 4
   })
 
-class WithRegressionTest extends Config(
+class WithBroadcastRegressionTest extends Config(
   (pname, site, here) => pname match {
     case BuildGroundTest =>
       (id: Int, p: Parameters) => Module(new RegressionTest()(p))
+    case GroundTestRegressions =>
+      (p: Parameters) => RegressionTests.broadcastRegressions(p)
+  })
+
+class WithCacheRegressionTest extends Config(
+  (pname, site, here) => pname match {
+    case BuildGroundTest =>
+      (id: Int, p: Parameters) => Module(new RegressionTest()(p))
+    case GroundTestRegressions =>
+      (p: Parameters) => RegressionTests.cacheRegressions(p)
   })
 
 class GroundTestConfig extends Config(new WithGroundTest ++ new DefaultConfig)
@@ -63,8 +73,10 @@ class MemtestL2Config extends Config(
   new WithMemtest ++ new WithL2Cache ++ new GroundTestConfig)
 class CacheFillTestConfig extends Config(
   new WithCacheFillTest ++ new WithL2Cache ++ new GroundTestConfig)
-class RegressionTestConfig extends Config(
-  new WithRegressionTest ++ new GroundTestConfig)
+class BroadcastRegressionTestConfig extends Config(
+  new WithBroadcastRegressionTest ++ new GroundTestConfig)
+class CacheRegressionTestConfig extends Config(
+  new WithCacheRegressionTest ++ new WithL2Cache ++ new GroundTestConfig)
 
 class FancyMemtestConfig extends Config(
   new With2Cores ++ new With2MemoryChannels ++ new With2BanksPerMemChannel ++
diff --git a/uncore b/uncore
index 9c11a10b..ab8a6614 160000
--- a/uncore
+++ b/uncore
@@ -1 +1 @@
-Subproject commit 9c11a10b2e3b89ca9a14f06a6930eb454bc7f4ec
+Subproject commit ab8a6614f5495ee97c5b8bb82047ebb24cb20d7c