From 43804726acbe27abe89ada5bac99ac523f474a15 Mon Sep 17 00:00:00 2001
From: Megan Wachs <megan@sifive.com>
Date: Mon, 27 Mar 2017 21:05:05 -0700
Subject: [PATCH] tilelink2: more helpful requirement message

---
 src/main/scala/uncore/tilelink2/Parameters.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/scala/uncore/tilelink2/Parameters.scala b/src/main/scala/uncore/tilelink2/Parameters.scala
index b22b1cc1..802e9c92 100644
--- a/src/main/scala/uncore/tilelink2/Parameters.scala
+++ b/src/main/scala/uncore/tilelink2/Parameters.scala
@@ -56,7 +56,7 @@ case class TLManagerParameters(
 
   // The device had better not support a transfer larger than it's alignment
   val minAlignment = address.map(_.alignment).min
-  require (minAlignment >= maxTransfer)
+  require (minAlignment >= maxTransfer, "minAlignment (" + minAlignment + ") must be >= maxTransfer (" + maxTransfer + ")")
 
   def toResource: ResourceAddress = {
     ResourceAddress(address,