sim: Make the drain state a global typed enum

The drain state enum is currently a part of the Drainable
interface. The same state machine will be used by the DrainManager to
identify the global state of the simulator. Make the drain state a
global typed enum to better cater for this usage scenario.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/sim/drain.cc b/src/sim/drain.cc
index 3daf762f6..90fb0c18d 100644
--- a/src/sim/drain.cc
+++ b/src/sim/drain.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012 ARM Limited
+ * Copyright (c) 2012, 2015 ARM Limited
  * All rights reserved
  *
  * The license below extends only to copyright in the software and shall
@@ -58,7 +58,7 @@ DrainManager::drainCycleDone()
 
 
 Drainable::Drainable()
-    : _drainState(Running)
+    : _drainState(DrainState::Running)
 {
 }
 
@@ -69,5 +69,5 @@ Drainable::~Drainable()
 void
 Drainable::drainResume()
 {
-    _drainState = Running;
+    _drainState = DrainState::Running;
 }