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authorNilay Vaish <nilay@cs.wisc.edu>2013-03-06 21:53:16 -0600
committerNilay Vaish <nilay@cs.wisc.edu>2013-03-06 21:53:16 -0600
commite8802fa127f5a446e708eb9f7ce8509e850bf699 (patch)
tree7845eb915cdf2718e8264f5811e0be22aaddf342 /src/mem/ruby/network
parent09b2430e95df4f744a000bac34100eeb9ebcb878 (diff)
downloadgem5-e8802fa127f5a446e708eb9f7ce8509e850bf699.tar.xz
ruby: garnet: fixed: implement functional access
Diffstat (limited to 'src/mem/ruby/network')
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.cc20
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.hh4
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/InputUnit_d.cc11
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/InputUnit_d.hh2
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.cc12
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.hh2
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/NetworkLink_d.cc6
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/NetworkLink_d.hh8
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc6
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.hh2
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/Router_d.cc17
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/Router_d.hh2
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/Switch_d.cc12
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/Switch_d.hh15
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/VirtualChannel_d.cc6
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/VirtualChannel_d.hh2
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/flitBuffer_d.cc14
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/flitBuffer_d.hh2
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/flit_d.cc7
-rw-r--r--src/mem/ruby/network/garnet/fixed-pipeline/flit_d.hh8
20 files changed, 139 insertions, 19 deletions
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.cc
index 6404eb6ff..f6fcc2514 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.cc
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.cc
@@ -346,3 +346,23 @@ GarnetNetwork_dParams::create()
{
return new GarnetNetwork_d(this);
}
+
+uint32_t
+GarnetNetwork_d::functionalWrite(Packet *pkt)
+{
+ uint32_t num_functional_writes = 0;
+
+ for (unsigned int i = 0; i < m_router_ptr_vector.size(); i++) {
+ num_functional_writes += m_router_ptr_vector[i]->functionalWrite(pkt);
+ }
+
+ for (unsigned int i = 0; i < m_ni_ptr_vector.size(); ++i) {
+ num_functional_writes += m_ni_ptr_vector[i]->functionalWrite(pkt);
+ }
+
+ for (unsigned int i = 0; i < m_link_ptr_vector.size(); ++i) {
+ num_functional_writes += m_link_ptr_vector[i]->functionalWrite(pkt);
+ }
+
+ return num_functional_writes;
+}
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.hh
index c8a3ea0f6..912bbb955 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.hh
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.hh
@@ -90,6 +90,10 @@ class GarnetNetwork_d : public BaseGarnetNetwork
const NetDest& routing_table_entry,
bool isReconfiguration);
+ //! Function for performing a functional write. The return value
+ //! indicates the number of messages that were written.
+ uint32_t functionalWrite(Packet *pkt);
+
private:
void checkNetworkAllocation(NodeID id, bool ordered, int network_num,
std::string vnet_type);
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/InputUnit_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/InputUnit_d.cc
index 2671d781f..7db9db56b 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/InputUnit_d.cc
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/InputUnit_d.cc
@@ -94,3 +94,14 @@ InputUnit_d::wakeup()
m_num_buffer_reads[vnet]++;
}
}
+
+uint32_t
+InputUnit_d::functionalWrite(Packet *pkt)
+{
+ uint32_t num_functional_writes = 0;
+ for (int i=0; i < m_num_vcs; i++) {
+ num_functional_writes += m_vcs[i]->functionalWrite(pkt);
+ }
+
+ return num_functional_writes;
+}
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/InputUnit_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/InputUnit_d.hh
index de2e3d67f..c188b12d6 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/InputUnit_d.hh
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/InputUnit_d.hh
@@ -173,6 +173,8 @@ class InputUnit_d : public Consumer
return m_num_buffer_writes[vnet];
}
+ uint32_t functionalWrite(Packet *pkt);
+
private:
int m_id;
int m_num_vcs;
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.cc
index ca4d6aabe..bdae26fd0 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.cc
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.cc
@@ -372,3 +372,15 @@ NetworkInterface_d::print(std::ostream& out) const
{
out << "[Network Interface]";
}
+
+uint32_t
+NetworkInterface_d::functionalWrite(Packet *pkt)
+{
+ uint32_t num_functional_writes = 0;
+ for (unsigned int i = 0; i < m_num_vcs; ++i) {
+ num_functional_writes += m_ni_buffers[i]->functionalWrite(pkt);
+ }
+
+ num_functional_writes += outSrcQueue->functionalWrite(pkt);
+ return num_functional_writes;
+}
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.hh
index c65496900..e064b8650 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.hh
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.hh
@@ -63,6 +63,8 @@ class NetworkInterface_d : public Consumer
void print(std::ostream& out) const;
int get_vnet(int vc);
+ uint32_t functionalWrite(Packet *);
+
private:
GarnetNetwork_d *m_net_ptr;
int m_virtual_networks, m_num_vcs, m_vc_per_vnet;
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/NetworkLink_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkLink_d.cc
index 80a050207..afa9d63d3 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/NetworkLink_d.cc
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkLink_d.cc
@@ -99,3 +99,9 @@ CreditLink_dParams::create()
{
return new CreditLink_d(this);
}
+
+uint32_t
+NetworkLink_d::functionalWrite(Packet *pkt)
+{
+ return linkBuffer->functionalWrite(pkt);
+}
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/NetworkLink_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkLink_d.hh
index de54de921..9e149392e 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/NetworkLink_d.hh
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkLink_d.hh
@@ -64,12 +64,12 @@ class NetworkLink_d : public ClockedObject, public Consumer
inline bool isReady(Cycles curTime)
{ return linkBuffer->isReady(curTime); }
+
inline flit_d* peekLink() { return linkBuffer->peekTopFlit(); }
inline flit_d* consumeLink() { return linkBuffer->getTopFlit(); }
- void init_net_ptr(GarnetNetwork_d* net_ptr)
- {
- m_net_ptr = net_ptr;
- }
+
+ void init_net_ptr(GarnetNetwork_d* net_ptr) { m_net_ptr = net_ptr; }
+ uint32_t functionalWrite(Packet *);
protected:
int m_id;
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc
index 684973863..f090e2a63 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc
@@ -108,3 +108,9 @@ OutputUnit_d::update_vc(int vc, int in_port, int in_vc)
m_router->update_incredit(in_port, in_vc,
m_outvc_state[vc]->get_credit_count());
}
+
+uint32_t
+OutputUnit_d::functionalWrite(Packet *pkt)
+{
+ return m_out_buffer->functionalWrite(pkt);
+}
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.hh
index 3610e4a19..50497303c 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.hh
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.hh
@@ -87,6 +87,8 @@ class OutputUnit_d : public Consumer
m_out_link->scheduleEvent(Cycles(1));
}
+ uint32_t functionalWrite(Packet *pkt);
+
private:
int m_id;
int m_num_vcs;
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/Router_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/Router_d.cc
index eaa147c41..44ca81802 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/Router_d.cc
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/Router_d.cc
@@ -204,6 +204,23 @@ Router_d::printAggregateFaultProbability(std::ostream& out)
out << aggregate_fault_prob << endl;
}
+uint32_t
+Router_d::functionalWrite(Packet *pkt)
+{
+ uint32_t num_functional_writes = 0;
+ num_functional_writes += m_switch->functionalWrite(pkt);
+
+ for (uint32_t i = 0; i < m_input_unit.size(); i++) {
+ num_functional_writes += m_input_unit[i]->functionalWrite(pkt);
+ }
+
+ for (uint32_t i = 0; i < m_output_unit.size(); i++) {
+ num_functional_writes += m_output_unit[i]->functionalWrite(pkt);
+ }
+
+ return num_functional_writes;
+}
+
Router_d *
GarnetRouter_dParams::create()
{
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/Router_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/Router_d.hh
index 93ee46f47..4aa437c9c 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/Router_d.hh
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/Router_d.hh
@@ -105,6 +105,8 @@ class Router_d : public BasicRouter
aggregate_fault_prob);
}
+ uint32_t functionalWrite(Packet *);
+
private:
int m_virtual_networks, m_num_vcs, m_vc_per_vnet;
GarnetNetwork_d *m_network_ptr;
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/Switch_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/Switch_d.cc
index 357dbc0f1..f41dc884d 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/Switch_d.cc
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/Switch_d.cc
@@ -95,3 +95,15 @@ Switch_d::check_for_wakeup()
}
}
}
+
+uint32_t
+Switch_d::functionalWrite(Packet *pkt)
+{
+ uint32_t num_functional_writes = 0;
+
+ for (uint32_t i = 0; i < m_switch_buffer.size(); ++i) {
+ num_functional_writes += m_switch_buffer[i]->functionalWrite(pkt);
+ }
+
+ return num_functional_writes;
+}
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/Switch_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/Switch_d.hh
index 7ffaf423e..24fe6083d 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/Switch_d.hh
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/Switch_d.hh
@@ -51,17 +51,12 @@ class Switch_d : public Consumer
void check_for_wakeup();
void print(std::ostream& out) const {};
- inline void
- update_sw_winner(int inport, flit_d *t_flit)
- {
- m_switch_buffer[inport]->insert(t_flit);
- }
+ inline void update_sw_winner(int inport, flit_d *t_flit)
+ { m_switch_buffer[inport]->insert(t_flit); }
- inline double
- get_crossbar_count()
- {
- return m_crossbar_activity;
- }
+ inline double get_crossbar_count() { return m_crossbar_activity; }
+
+ uint32_t functionalWrite(Packet *pkt);
private:
int m_num_vcs;
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/VirtualChannel_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/VirtualChannel_d.cc
index 50437ef9f..bfeecbc25 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/VirtualChannel_d.cc
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/VirtualChannel_d.cc
@@ -85,3 +85,9 @@ VirtualChannel_d::need_stage_nextcycle(VC_state_type state, flit_stage stage,
}
return false;
}
+
+uint32_t
+VirtualChannel_d::functionalWrite(Packet *pkt)
+{
+ return m_input_buffer->functionalWrite(pkt);
+}
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/VirtualChannel_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/VirtualChannel_d.hh
index 9d90d9f44..9e8b95d9d 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/VirtualChannel_d.hh
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/VirtualChannel_d.hh
@@ -87,6 +87,8 @@ class VirtualChannel_d
return m_input_buffer->getTopFlit();
}
+ uint32_t functionalWrite(Packet *pkt);
+
private:
int m_id;
flitBuffer_d *m_input_buffer;
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/flitBuffer_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/flitBuffer_d.cc
index 5b03a5d21..6a7d4be87 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/flitBuffer_d.cc
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/flitBuffer_d.cc
@@ -85,3 +85,17 @@ flitBuffer_d::setMaxSize(int maximum)
{
max_size = maximum;
}
+
+uint32_t
+flitBuffer_d::functionalWrite(Packet *pkt)
+{
+ uint32_t num_functional_writes = 0;
+
+ for (unsigned int i = 0; i < m_buffer.size(); ++i) {
+ if (m_buffer[i]->functionalWrite(pkt)) {
+ num_functional_writes++;
+ }
+ }
+
+ return num_functional_writes;
+}
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/flitBuffer_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/flitBuffer_d.hh
index 4c1cae842..2fe6e982b 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/flitBuffer_d.hh
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/flitBuffer_d.hh
@@ -73,6 +73,8 @@ class flitBuffer_d
std::push_heap(m_buffer.begin(), m_buffer.end(), flit_d::greater);
}
+ uint32_t functionalWrite(Packet *pkt);
+
private:
std::vector<flit_d *> m_buffer;
int max_size;
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/flit_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/flit_d.cc
index fd502f984..bb0d3eda5 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/flit_d.cc
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/flit_d.cc
@@ -74,3 +74,10 @@ flit_d::print(std::ostream& out) const
out << "Enqueue Time=" << m_enqueue_time << " ";
out << "]";
}
+
+bool
+flit_d::functionalWrite(Packet *pkt)
+{
+ Message *msg = m_msg_ptr.get();
+ return msg->functionalWrite(pkt);
+}
diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/flit_d.hh b/src/mem/ruby/network/garnet/fixed-pipeline/flit_d.hh
index 1fda303fa..87ea1152f 100644
--- a/src/mem/ruby/network/garnet/fixed-pipeline/flit_d.hh
+++ b/src/mem/ruby/network/garnet/fixed-pipeline/flit_d.hh
@@ -79,11 +79,7 @@ class flit_d
m_stage.second = curTime + Cycles(1);
}
- std::pair<flit_stage, Cycles>
- get_stage()
- {
- return m_stage;
- }
+ std::pair<flit_stage, Cycles> get_stage() { return m_stage; }
void set_delay(Cycles delay) { src_delay = delay; }
Cycles get_delay() { return src_delay; }
@@ -99,6 +95,8 @@ class flit_d
}
}
+ bool functionalWrite(Packet *pkt);
+
private:
int m_id;
int m_vnet;