1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
/*
* Copyright (c) 2008 Princeton University
* 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: Niket Agarwal
*/
#ifndef __MEM_RUBY_NETWORK_GARNET_FLEXIBLE_PIPELINE_GARNET_NETWORK_HH__
#define __MEM_RUBY_NETWORK_GARNET_FLEXIBLE_PIPELINE_GARNET_NETWORK_HH__
#include <iostream>
#include <vector>
#include "mem/ruby/network/garnet/BaseGarnetNetwork.hh"
#include "mem/ruby/network/garnet/NetworkHeader.hh"
#include "mem/ruby/network/Network.hh"
#include "params/GarnetNetwork.hh"
class NetworkInterface;
class MessageBuffer;
class Router;
class Topology;
class NetDest;
class NetworkLink;
class GarnetNetwork : public BaseGarnetNetwork
{
public:
typedef GarnetNetworkParams Params;
GarnetNetwork(const Params *p);
~GarnetNetwork();
void init();
int getBufferSize() { return m_buffer_size; }
// returns the queue requested for the given component
MessageBuffer* getToNetQueue(NodeID id, bool ordered, int network_num);
MessageBuffer* getFromNetQueue(NodeID id, bool ordered, int network_num);
void clearStats();
void printStats(std::ostream& out) const;
void printConfig(std::ostream& out) const;
void print(std::ostream& out) const;
inline void increment_injected_flits() { m_flits_injected++; }
inline void increment_received_flits() { m_flits_received++; }
inline void
increment_network_latency(Time latency)
{
m_network_latency += latency;
}
inline void
increment_queueing_latency(Time latency)
{
m_queueing_latency += latency;
}
bool isVNetOrdered(int vnet) { return m_ordered[vnet]; }
bool validVirtualNetwork(int vnet) { return m_in_use[vnet]; }
Time getRubyStartTime();
int getNumNodes(){ return m_nodes; }
void reset();
// Methods used by Topology to setup the network
void makeOutLink(SwitchID src, NodeID dest, BasicLink* link,
LinkDirection direction,
const NetDest& routing_table_entry,
bool isReconfiguration);
void makeInLink(NodeID src, SwitchID dest, BasicLink* link,
LinkDirection direction,
const NetDest& routing_table_entry,
bool isReconfiguration);
void makeInternalLink(SwitchID src, SwitchID dest, BasicLink* link,
LinkDirection direction,
const NetDest& routing_table_entry,
bool isReconfiguration);
private:
void checkNetworkAllocation(NodeID id, bool ordered, int network_num);
GarnetNetwork(const GarnetNetwork& obj);
GarnetNetwork& operator=(const GarnetNetwork& obj);
int m_flits_received, m_flits_injected;
double m_network_latency, m_queueing_latency;
std::vector<bool> m_in_use;
std::vector<bool> m_ordered;
std::vector<std::vector<MessageBuffer*> > m_toNetQueues;
std::vector<std::vector<MessageBuffer*> > m_fromNetQueues;
std::vector<Router *> m_router_ptr_vector; // All Routers in Network
std::vector<NetworkLink *> m_link_ptr_vector; // All links in network
std::vector<NetworkInterface *> m_ni_ptr_vector; // All NI's in Network
Time m_ruby_start;
int m_buffer_size;
};
inline std::ostream&
operator<<(std::ostream& out, const GarnetNetwork& obj)
{
obj.print(out);
out << std::flush;
return out;
}
#endif // __MEM_RUBY_NETWORK_GARNET_FLEXIBLE_PIPELINE_GARNET_NETWORK_HH__
|