gem5  v22.0.0.1
VirtualChannel.cc
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30 
31 
33 
34 namespace gem5
35 {
36 
37 namespace ruby
38 {
39 
40 namespace garnet
41 {
42 
44  : inputBuffer(), m_vc_state(IDLE_, Tick(0)), m_output_port(-1),
45  m_enqueue_time(INFINITE_), m_output_vc(-1)
46 {
47 }
48 
49 void
51 {
52  m_vc_state.first = IDLE_;
53  m_vc_state.second = curTime;
55  m_output_port = -1;
56  m_output_vc = -1;
57 }
58 
59 void
61 {
62  m_vc_state.first = ACTIVE_;
63  m_vc_state.second = curTime;
64  m_enqueue_time = curTime;
65 }
66 
67 bool
69 {
70  if (inputBuffer.isReady(time)) {
71  assert(m_vc_state.first == ACTIVE_ && m_vc_state.second <= time);
72  flit *t_flit = inputBuffer.peekTopFlit();
73  return(t_flit->is_stage(stage, time));
74  }
75  return false;
76 }
77 
78 uint32_t
80 {
81  return inputBuffer.functionalWrite(pkt);
82 }
83 
84 } // namespace garnet
85 } // namespace ruby
86 } // namespace gem5
gem5::ruby::garnet::flit
Definition: flit.hh:50
gem5::ruby::garnet::VirtualChannel::functionalWrite
uint32_t functionalWrite(Packet *pkt)
Definition: VirtualChannel.cc:79
gem5::ruby::garnet::VirtualChannel::VirtualChannel
VirtualChannel()
Definition: VirtualChannel.cc:43
gem5::ruby::garnet::VirtualChannel::need_stage
bool need_stage(flit_stage stage, Tick time)
Definition: VirtualChannel.cc:68
gem5::ruby::garnet::flit::is_stage
bool is_stage(flit_stage stage, Tick time)
Definition: flit.hh:86
gem5::ruby::garnet::VirtualChannel::set_idle
void set_idle(Tick curTime)
Definition: VirtualChannel.cc:50
gem5::ruby::garnet::flitBuffer::peekTopFlit
flit * peekTopFlit()
Definition: flitBuffer.hh:72
gem5::ruby::garnet::flitBuffer::isReady
bool isReady(Tick curTime)
Definition: flitBuffer.cc:60
gem5::ruby::garnet::VirtualChannel::inputBuffer
flitBuffer inputBuffer
Definition: VirtualChannel.hh:101
gem5::ruby::garnet::VirtualChannel::m_output_port
int m_output_port
Definition: VirtualChannel.hh:103
gem5::ruby::garnet::VirtualChannel::set_active
void set_active(Tick curTime)
Definition: VirtualChannel.cc:60
gem5::Packet
A Packet is used to encapsulate a transfer between two objects in the memory system (e....
Definition: packet.hh:291
gem5::Tick
uint64_t Tick
Tick count type.
Definition: types.hh:58
VirtualChannel.hh
gem5::ruby::garnet::VirtualChannel::m_vc_state
std::pair< VC_state_type, Tick > m_vc_state
Definition: VirtualChannel.hh:102
gem5::ruby::garnet::IDLE_
@ IDLE_
Definition: CommonTypes.hh:49
gem5::ruby::garnet::flit_stage
flit_stage
Definition: CommonTypes.hh:51
gem5::ruby::garnet::VirtualChannel::m_enqueue_time
Tick m_enqueue_time
Definition: VirtualChannel.hh:104
gem5::ruby::garnet::flitBuffer::functionalWrite
uint32_t functionalWrite(Packet *pkt)
Definition: flitBuffer.cc:89
gem5::ruby::garnet::VirtualChannel::m_output_vc
int m_output_vc
Definition: VirtualChannel.hh:105
gem5::ruby::garnet::ACTIVE_
@ ACTIVE_
Definition: CommonTypes.hh:49
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: gpu_translation_state.hh:37
INFINITE_
#define INFINITE_
Definition: CommonTypes.hh:75

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