CommonTypes.hh revision 12492:4e76959883a6 
1/*
2 * Copyright (c) 2008 Princeton University
3 * Copyright (c) 2016 Georgia Institute of Technology
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met: redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer;
10 * redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution;
13 * neither the name of the copyright holders nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * Authors: Niket Agarwal
30 *          Tushar Krishna
31 */
32
33
34#ifndef __MEM_RUBY_NETWORK_GARNET2_0_COMMONTYPES_HH__
35#define __MEM_RUBY_NETWORK_GARNET2_0_COMMONTYPES_HH__
36
37#include "mem/ruby/common/NetDest.hh"
38
39// All common enums and typedefs go here
40
41enum flit_type {HEAD_, BODY_, TAIL_, HEAD_TAIL_, NUM_FLIT_TYPE_};
42enum VC_state_type {IDLE_, VC_AB_, ACTIVE_, NUM_VC_STATE_TYPE_};
43enum VNET_type {CTRL_VNET_, DATA_VNET_, NULL_VNET_, NUM_VNET_TYPE_};
44enum flit_stage {I_, VA_, SA_, ST_, LT_, NUM_FLIT_STAGE_};
45enum link_type { EXT_IN_, EXT_OUT_, INT_, NUM_LINK_TYPES_ };
46enum RoutingAlgorithm { TABLE_ = 0, XY_ = 1, CUSTOM_ = 2,
47                        NUM_ROUTING_ALGORITHM_};
48
49struct RouteInfo
50{
51    // destination format for table-based routing
52    int vnet;
53    NetDest net_dest;
54
55    // src and dest format for topology-specific routing
56    int src_ni;
57    int src_router;
58    int dest_ni;
59    int dest_router;
60    int hops_traversed;
61};
62
63#define INFINITE_ 10000
64
65#endif //__MEM_RUBY_NETWORK_GARNET2_0_COMMONTYPES_HH__
66