From a542ae687e6bd2e459939aee7fd98dddb399bed1 Mon Sep 17 00:00:00 2001
From: "Wesley W. Terpstra" <wesley@sifive.com>
Date: Fri, 8 Dec 2017 17:35:14 -0800
Subject: [PATCH] ICache: stores to the ITIM have effects (shrinking valid ITIM
 data) (#1144)

---
 src/main/scala/rocket/ICache.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/scala/rocket/ICache.scala b/src/main/scala/rocket/ICache.scala
index 14da046f..5d6efc28 100644
--- a/src/main/scala/rocket/ICache.scala
+++ b/src/main/scala/rocket/ICache.scala
@@ -59,7 +59,7 @@ class ICache(val icacheParams: ICacheParams, val hartid: Int)(implicit p: Parame
       Seq(TLManagerParameters(
         address         = Seq(AddressSet(itimAddr, size-1)),
         resources       = device.reg("mem"),
-        regionType      = RegionType.UNCACHEABLE,
+        regionType      = RegionType.PUT_EFFECTS,
         executable      = true,
         supportsPutFull = TransferSizes(1, wordBytes),
         supportsPutPartial = TransferSizes(1, wordBytes),