diff options
author | Brad Beckmann <Brad.Beckmann@amd.com> | 2011-04-28 17:18:14 -0700 |
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committer | Brad Beckmann <Brad.Beckmann@amd.com> | 2011-04-28 17:18:14 -0700 |
commit | 93a50fc3180d9444e5e0e6524e80d746febe225e (patch) | |
tree | de91d7a1c47366c60c56cb4d45543e6d5962e1b0 /src/mem/ruby/network/garnet | |
parent | 6c7429dbe34b2f4ad20e56d5054d5eb7b88acaca (diff) | |
download | gem5-93a50fc3180d9444e5e0e6524e80d746febe225e.tar.xz |
network: set the ExtLink bw to 16 bytes
Therefore all links by default are 16 bytes wide and thus work with Garnet's
uniform link bandwidth assumption.
Diffstat (limited to 'src/mem/ruby/network/garnet')
6 files changed, 48 insertions, 89 deletions
diff --git a/src/mem/ruby/network/garnet/BaseGarnetNetwork.cc b/src/mem/ruby/network/garnet/BaseGarnetNetwork.cc index 6c5e57103..2e3cc8b24 100644 --- a/src/mem/ruby/network/garnet/BaseGarnetNetwork.cc +++ b/src/mem/ruby/network/garnet/BaseGarnetNetwork.cc @@ -28,6 +28,7 @@ * Authors: Niket Agarwal */ +#include "mem/ruby/buffers/MessageBuffer.hh" #include "mem/ruby/network/BasicLink.hh" #include "mem/ruby/network/Topology.hh" #include "mem/ruby/network/garnet/BaseGarnetNetwork.hh" @@ -41,6 +42,12 @@ BaseGarnetNetwork::BaseGarnetNetwork(const Params *p) m_buffers_per_data_vc = p->buffers_per_data_vc; m_buffers_per_ctrl_vc = p->buffers_per_ctrl_vc; + m_ruby_start = 0; + m_flits_received = 0; + m_flits_injected = 0; + m_network_latency = 0.0; + m_queueing_latency = 0.0; + // Currently Garnet only supports uniform bandwidth for all // links and network interfaces. for (std::vector<BasicExtLink*>::const_iterator i = @@ -59,6 +66,34 @@ BaseGarnetNetwork::BaseGarnetNetwork(const Params *p) fatal("Garnet only supports uniform bw across all links and NIs\n"); } } + + // Allocate to and from queues + + // Queues that are getting messages from protocol + m_toNetQueues.resize(m_nodes); + + // Queues that are feeding the protocol + m_fromNetQueues.resize(m_nodes); + + m_in_use.resize(m_virtual_networks); + m_ordered.resize(m_virtual_networks); + for (int i = 0; i < m_virtual_networks; i++) { + m_in_use[i] = false; + m_ordered[i] = false; + } + + for (int node = 0; node < m_nodes; node++) { + // Setting number of virtual message buffers per Network Queue + m_toNetQueues[node].resize(m_virtual_networks); + m_fromNetQueues[node].resize(m_virtual_networks); + + // Instantiating the Message Buffers that + // interact with the coherence protocol + for (int j = 0; j < m_virtual_networks; j++) { + m_toNetQueues[node][j] = new MessageBuffer(); + m_fromNetQueues[node][j] = new MessageBuffer(); + } + } } void diff --git a/src/mem/ruby/network/garnet/BaseGarnetNetwork.hh b/src/mem/ruby/network/garnet/BaseGarnetNetwork.hh index 4ff04b683..8e3115eb5 100644 --- a/src/mem/ruby/network/garnet/BaseGarnetNetwork.hh +++ b/src/mem/ruby/network/garnet/BaseGarnetNetwork.hh @@ -60,6 +60,19 @@ class BaseGarnetNetwork : public Network int m_vcs_per_class; int m_buffers_per_data_vc; int m_buffers_per_ctrl_vc; + + int m_flits_received; + int m_flits_injected; + double m_network_latency; + double 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; + + Time m_ruby_start; }; #endif // __MEM_RUBY_NETWORK_GARNET_BASEGARNETNETWORK_HH__ 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 5aa9ceca8..c8b9fbea7 100644 --- a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.cc +++ b/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.cc @@ -49,12 +49,6 @@ using m5::stl_helpers::deletePointers; GarnetNetwork_d::GarnetNetwork_d(const Params *p) : BaseGarnetNetwork(p) { - m_ruby_start = 0; - m_flits_received = 0; - m_flits_injected = 0; - m_network_latency = 0.0; - m_queueing_latency = 0.0; - // record the routers for (vector<BasicRouter*>::const_iterator i = m_topology_ptr->params()->routers.begin(); @@ -62,32 +56,6 @@ GarnetNetwork_d::GarnetNetwork_d(const Params *p) Router_d* router = safe_cast<Router_d*>(*i); m_router_ptr_vector.push_back(router); } - - // Queues that are getting messages from protocol - m_toNetQueues.resize(m_nodes); - - // Queues that are feeding the protocol - m_fromNetQueues.resize(m_nodes); - m_in_use.resize(m_virtual_networks); - m_ordered.resize(m_virtual_networks); - for (int i = 0; i < m_virtual_networks; i++) { - m_in_use[i] = false; - m_ordered[i] = false; - } - - for (int node = 0; node < m_nodes; node++) { - // Setting how many vitual message buffers - // will there be per Network Queue - m_toNetQueues[node].resize(m_virtual_networks); - m_fromNetQueues[node].resize(m_virtual_networks); - - // Instantiating the Message Buffers - // that interact with the coherence protocol - for (int j = 0; j < m_virtual_networks; j++) { - m_toNetQueues[node][j] = new MessageBuffer(); - m_fromNetQueues[node][j] = new MessageBuffer(); - } - } } void 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 7c6e5f8e1..b4e264be1 100644 --- a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.hh +++ b/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.hh @@ -125,24 +125,11 @@ class GarnetNetwork_d : public BaseGarnetNetwork GarnetNetwork_d& operator=(const GarnetNetwork_d& obj); std::vector<VNET_type > m_vnet_type; - // int m_virtual_networks; - // int m_nodes; - 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_d *> m_router_ptr_vector; // All Routers in Network std::vector<NetworkLink_d *> m_link_ptr_vector; // All links in the network std::vector<CreditLink_d *> m_creditlink_ptr_vector; // All links in net std::vector<NetworkInterface_d *> m_ni_ptr_vector; // All NI's in Network - - // Topology* m_topology_ptr; - Time m_ruby_start; }; inline std::ostream& diff --git a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.cc b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.cc index 551e83fa3..d403633a8 100644 --- a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.cc +++ b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.cc @@ -50,12 +50,6 @@ GarnetNetwork::GarnetNetwork(const Params *p) { m_buffer_size = p->buffer_size; - m_ruby_start = 0; - m_flits_received = 0; - m_flits_injected = 0; - m_network_latency = 0.0; - m_queueing_latency = 0.0; - // record the routers for (vector<BasicRouter*>::const_iterator i = m_topology_ptr->params()->routers.begin(); @@ -63,34 +57,6 @@ GarnetNetwork::GarnetNetwork(const Params *p) Router* router = safe_cast<Router*>(*i); m_router_ptr_vector.push_back(router); } - - // Allocate to and from queues - - // Queues that are getting messages from protocol - m_toNetQueues.resize(m_nodes); - - // Queues that are feeding the protocol - m_fromNetQueues.resize(m_nodes); - - m_in_use.resize(m_virtual_networks); - m_ordered.resize(m_virtual_networks); - for (int i = 0; i < m_virtual_networks; i++) { - m_in_use[i] = false; - m_ordered[i] = false; - } - - for (int node = 0; node < m_nodes; node++) { - //Setting number of virtual message buffers per Network Queue - m_toNetQueues[node].resize(m_virtual_networks); - m_fromNetQueues[node].resize(m_virtual_networks); - - // Instantiating the Message Buffers that - // interact with the coherence protocol - for (int j = 0; j < m_virtual_networks; j++) { - m_toNetQueues[node][j] = new MessageBuffer(); - m_fromNetQueues[node][j] = new MessageBuffer(); - } - } } void diff --git a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.hh b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.hh index 943739041..a19e167a8 100644 --- a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.hh +++ b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.hh @@ -110,20 +110,10 @@ class GarnetNetwork : public BaseGarnetNetwork 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; }; |