gem5  v21.1.0.2
flitBuffer.hh
Go to the documentation of this file.
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 
30 
31 #ifndef __MEM_RUBY_NETWORK_GARNET_0_FLITBUFFER_HH__
32 #define __MEM_RUBY_NETWORK_GARNET_0_FLITBUFFER_HH__
33 
34 #include <algorithm>
35 #include <iostream>
36 #include <vector>
37 
40 
41 namespace gem5
42 {
43 
44 namespace ruby
45 {
46 
47 namespace garnet
48 {
49 
51 {
52  public:
53  flitBuffer();
54  flitBuffer(int maximum_size);
55 
56  bool isReady(Tick curTime);
57  bool isEmpty();
58  void print(std::ostream& out) const;
59  bool isFull();
60  void setMaxSize(int maximum);
61  int getSize() const { return m_buffer.size(); }
62 
63  flit *
65  {
66  flit *f = m_buffer.front();
67  m_buffer.pop_front();
68  return f;
69  }
70 
71  flit *
73  {
74  return m_buffer.front();
75  }
76 
77  void
78  insert(flit *flt)
79  {
80  m_buffer.push_back(flt);
81  }
82 
83  uint32_t functionalWrite(Packet *pkt);
84 
85  private:
87  int max_size;
88 };
89 
90 inline std::ostream&
91 operator<<(std::ostream& out, const flitBuffer& obj)
92 {
93  obj.print(out);
94  out << std::flush;
95  return out;
96 }
97 
98 } // namespace garnet
99 } // namespace ruby
100 } // namespace gem5
101 
102 #endif // __MEM_RUBY_NETWORK_GARNET_0_FLITBUFFER_HH__
gem5::ruby::garnet::flit
Definition: flit.hh:50
gem5::ruby::garnet::flitBuffer::flitBuffer
flitBuffer()
Definition: flitBuffer.cc:43
gem5::ArmISA::f
Bitfield< 6 > f
Definition: misc_types.hh:67
gem5::ruby::garnet::flitBuffer::peekTopFlit
flit * peekTopFlit()
Definition: flitBuffer.hh:72
gem5::ruby::garnet::flitBuffer::m_buffer
std::deque< flit * > m_buffer
Definition: flitBuffer.hh:86
gem5::ruby::garnet::flitBuffer::isReady
bool isReady(Tick curTime)
Definition: flitBuffer.cc:60
CommonTypes.hh
gem5::ruby::garnet::flitBuffer::getSize
int getSize() const
Definition: flitBuffer.hh:61
gem5::ruby::garnet::operator<<
std::ostream & operator<<(std::ostream &out, const flit &obj)
Definition: flit.hh:132
gem5::Packet
A Packet is used to encapsulate a transfer between two objects in the memory system (e....
Definition: packet.hh:283
gem5::ruby::garnet::flitBuffer::getTopFlit
flit * getTopFlit()
Definition: flitBuffer.hh:64
gem5::ruby::garnet::flitBuffer::setMaxSize
void setMaxSize(int maximum)
Definition: flitBuffer.cc:83
gem5::Tick
uint64_t Tick
Tick count type.
Definition: types.hh:58
gem5::ruby::garnet::flitBuffer::insert
void insert(flit *flt)
Definition: flitBuffer.hh:78
flit.hh
gem5::ruby::garnet::flitBuffer::isFull
bool isFull()
Definition: flitBuffer.cc:77
gem5::ruby::garnet::flitBuffer::functionalWrite
uint32_t functionalWrite(Packet *pkt)
Definition: flitBuffer.cc:89
std::deque
STL deque class.
Definition: stl.hh:44
gem5::ruby::garnet::flitBuffer
Definition: flitBuffer.hh:50
gem5::ruby::garnet::flitBuffer::print
void print(std::ostream &out) const
Definition: flitBuffer.cc:71
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40
gem5::ruby::garnet::flitBuffer::isEmpty
bool isEmpty()
Definition: flitBuffer.cc:54
gem5::ruby::garnet::flitBuffer::max_size
int max_size
Definition: flitBuffer.hh:87

Generated on Tue Sep 21 2021 12:25:40 for gem5 by doxygen 1.8.17