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Diffstat (limited to 'src/mem/protocol/Garnet_standalone-dir.sm')
-rw-r--r-- | src/mem/protocol/Garnet_standalone-dir.sm | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/src/mem/protocol/Garnet_standalone-dir.sm b/src/mem/protocol/Garnet_standalone-dir.sm deleted file mode 100644 index 3a4327972..000000000 --- a/src/mem/protocol/Garnet_standalone-dir.sm +++ /dev/null @@ -1,153 +0,0 @@ -/* - * Copyright (c) 2009 Advanced Micro Devices, Inc. - * 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. - * - * - * Authors: Brad Beckmann - * Tushar Krishna - */ - - -machine(MachineType:Directory, "Garnet_standalone Directory") - : MessageBuffer * requestToDir, network="From", virtual_network="0", - vnet_type = "request"; - MessageBuffer * forwardToDir, network="From", virtual_network="1", - vnet_type = "forward"; - MessageBuffer * responseToDir, network="From", virtual_network="2", - vnet_type = "response"; -{ - // STATES - state_declaration(State, desc="Directory states", default="Directory_State_I") { - // Base states - I, AccessPermission:Invalid, desc="Invalid"; - } - - // Events - enumeration(Event, desc="Directory events") { - // processor requests - Receive_Request, desc="Receive Message"; - Receive_Forward, desc="Receive Message"; - Receive_Response, desc="Receive Message"; - } - - // TYPES - // DirectoryEntry - structure(Entry, desc="...", interface="AbstractEntry") { - State DirectoryState, desc="Directory state"; - DataBlock DataBlk, desc="data for the block"; - } - - // ** FUNCTIONS ** - Tick clockEdge(); - - State getState(Addr addr) { - return State:I; - } - - void setState(Addr addr, State state) { - - } - - AccessPermission getAccessPermission(Addr addr) { - return AccessPermission:NotPresent; - } - - void setAccessPermission(Addr addr, State state) { - } - - void functionalRead(Addr addr, Packet *pkt) { - error("Garnet_standalone does not support functional read."); - } - - int functionalWrite(Addr addr, Packet *pkt) { - error("Garnet_standalone does not support functional write."); - } - - // ** IN_PORTS ** - - in_port(requestQueue_in, RequestMsg, requestToDir) { - if (requestQueue_in.isReady(clockEdge())) { - peek(requestQueue_in, RequestMsg) { - if (in_msg.Type == CoherenceRequestType:MSG) { - trigger(Event:Receive_Request, in_msg.addr); - } else { - error("Invalid message"); - } - } - } - } - in_port(forwardQueue_in, RequestMsg, forwardToDir) { - if (forwardQueue_in.isReady(clockEdge())) { - peek(forwardQueue_in, RequestMsg) { - if (in_msg.Type == CoherenceRequestType:MSG) { - trigger(Event:Receive_Forward, in_msg.addr); - } else { - error("Invalid message"); - } - } - } - } - in_port(responseQueue_in, RequestMsg, responseToDir) { - if (responseQueue_in.isReady(clockEdge())) { - peek(responseQueue_in, RequestMsg) { - if (in_msg.Type == CoherenceRequestType:MSG) { - trigger(Event:Receive_Response, in_msg.addr); - } else { - error("Invalid message"); - } - } - } - } - - // Actions - - action(i_popIncomingRequestQueue, "i", desc="Pop incoming request queue") { - requestQueue_in.dequeue(clockEdge()); - } - - action(f_popIncomingForwardQueue, "f", desc="Pop incoming forward queue") { - forwardQueue_in.dequeue(clockEdge()); - } - - action(r_popIncomingResponseQueue, "r", desc="Pop incoming response queue") { - responseQueue_in.dequeue(clockEdge()); - } - - // TRANSITIONS - - // The directory simply drops the received packets. - // The goal of Garnet_standalone is only to track network stats. - - transition(I, Receive_Request) { - i_popIncomingRequestQueue; - } - transition(I, Receive_Forward) { - f_popIncomingForwardQueue; - } - transition(I, Receive_Response) { - r_popIncomingResponseQueue; - } -} |