1 files changed, 73 insertions, 0 deletions
diff --git a/src/mem/ruby/storebuffer/stb_interface.cc b/src/mem/ruby/storebuffer/stb_interface.cc
new file mode 100644
index 000000000..df280d9e1
--- /dev/null
+++ b/src/mem/ruby/storebuffer/stb_interface.cc
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <iostream>
+#include "mem/ruby/storebuffer/stb_interface.hh"
+
+StoreBuffer * createNewSTB(uint32 id, uint32 block_bits, int storebuffer_size) {
+  StoreBuffer * stb = new StoreBuffer(id, block_bits, storebuffer_size);
+  return stb;
+}
+
+storebuffer_status_t handleStore (StoreBuffer * storebuffer, const RubyRequest & request) {
+  assert(request.type == RubyRequestType_ST);
+  if (storebuffer->storeBufferFull()){
+    return WB_FULL;
+  }
+  else if (storebuffer->storeBufferFlushing()) {
+    return WB_FLUSHING;
+  }
+  else {
+    storebuffer->addToStoreBuffer(request);
+    return WB_OK;
+  }
+}
+
+uint64_t handleLoad(StoreBuffer * storebuffer, const RubyRequest & request) {
+  assert(request.type == RubyRequestType_LD);
+  return storebuffer->handleLoad(request);
+}
+
+uint64_t handleAtomic(StoreBuffer * storebuffer, const RubyRequest & request) {
+  // flush the store buffer
+  storebuffer->flushStoreBuffer();
+  // let storebuffer issue atomic
+  //return storebuffer->issueAtomic(request);
+}
+
+void flushSTB(StoreBuffer * storebuffer) {
+  // in in-order can't get a request to flushSTB if already flushing
+  // on out of order, have to check if already flushing
+  storebuffer->flushStoreBuffer();
+}
+
+void registerHitCallback(StoreBuffer * storebuffer, void (*hit_callback)(int64_t access_id)) {
+  storebuffer->registerHitCallback(hit_callback);
+}
+
+