diff options
Diffstat (limited to 'src/mem/ruby/network/garnet/flexible-pipeline')
6 files changed, 68 insertions, 87 deletions
diff --git a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.cc b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.cc index 856e90d1f..280917bab 100644 --- a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.cc +++ b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.cc @@ -56,6 +56,11 @@ GarnetNetwork::GarnetNetwork(const Params *p) Router* router = safe_cast<Router*>(*i); m_routers.push_back(router); } + + for (int i=0; i < m_nodes; i++) { + NetworkInterface *ni = safe_cast<NetworkInterface *>(p->netifs[i]); + m_nis.push_back(ni); + } } void @@ -74,10 +79,8 @@ GarnetNetwork::init() } for (int i=0; i < m_nodes; i++) { - NetworkInterface *ni = new NetworkInterface(i, m_virtual_networks, - this); - ni->addNode(m_toNetQueues[i], m_fromNetQueues[i]); - m_nis.push_back(ni); + m_nis[i]->init_net_ptr(this); + m_nis[i]->addNode(m_toNetQueues[i], m_fromNetQueues[i]); } m_topology_ptr->createLinks(this); diff --git a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.py b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.py index 28f81d732..0c9b143a3 100644 --- a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.py +++ b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.py @@ -29,11 +29,34 @@ # Brad Beckmann from m5.params import * +from m5.proxy import * from BaseGarnetNetwork import BaseGarnetNetwork +from BasicRouter import BasicRouter +from ClockedObject import ClockedObject + +class GarnetRouter(BasicRouter): + type = 'GarnetRouter' + cxx_class = 'Router' + cxx_header = "mem/ruby/network/garnet/flexible-pipeline/Router.hh" + vcs_per_vnet = Param.Int(Parent.vcs_per_vnet, + "virtual channels per virtual network") + virt_nets = Param.Int(Parent.number_of_virtual_networks, + "number of virtual networks") + +class GarnetNetworkInterface(ClockedObject): + type = 'GarnetNetworkInterface' + cxx_class = 'NetworkInterface' + cxx_header = "mem/ruby/network/garnet/flexible-pipeline/NetworkInterface.hh" + + id = Param.UInt32("ID in relation to other network interfaces") + vcs_per_vnet = Param.UInt32(Parent.vcs_per_vnet, + "virtual channels per virtual network") + virt_nets = Param.UInt32(Parent.number_of_virtual_networks, + "number of virtual networks") class GarnetNetwork(BaseGarnetNetwork): type = 'GarnetNetwork' cxx_header = "mem/ruby/network/garnet/flexible-pipeline/GarnetNetwork.hh" - buffer_size = Param.Int(0, + buffer_size = Param.UInt32(0, "default buffer size; 0 indicates infinite buffering"); - number_of_pipe_stages = Param.Int(4, "router pipeline stages"); + number_of_pipe_stages = Param.UInt32(4, "router pipeline stages"); diff --git a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetRouter.py b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetRouter.py deleted file mode 100644 index 22d8c8670..000000000 --- a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetRouter.py +++ /dev/null @@ -1,42 +0,0 @@ -# Copyright (c) 2008 Princeton University -# Copyright (c) 2009 Advanced Micro Devices, Inc. -# 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: Steve Reinhardt -# Brad Beckmann - -from m5.params import * -from m5.proxy import * -from BasicRouter import BasicRouter - -class GarnetRouter(BasicRouter): - type = 'GarnetRouter' - cxx_class = 'Router' - cxx_header = "mem/ruby/network/garnet/flexible-pipeline/Router.hh" - vcs_per_vnet = Param.Int(Parent.vcs_per_vnet, - "virtual channels per virtual network") - virt_nets = Param.Int(Parent.number_of_virtual_networks, - "number of virtual networks") diff --git a/src/mem/ruby/network/garnet/flexible-pipeline/NetworkInterface.cc b/src/mem/ruby/network/garnet/flexible-pipeline/NetworkInterface.cc index fb918f95d..ba32abd44 100644 --- a/src/mem/ruby/network/garnet/flexible-pipeline/NetworkInterface.cc +++ b/src/mem/ruby/network/garnet/flexible-pipeline/NetworkInterface.cc @@ -42,14 +42,12 @@ using namespace std; using m5::stl_helpers::deletePointers; -NetworkInterface::NetworkInterface(int id, int virtual_networks, - GarnetNetwork *network_ptr) - : FlexibleConsumer(network_ptr) +NetworkInterface::NetworkInterface(const Params *p) + : ClockedObject(p), FlexibleConsumer(this) { - m_id = id; - m_net_ptr = network_ptr; - m_virtual_networks = virtual_networks; - m_vc_per_vnet = m_net_ptr->getVCsPerVnet(); + m_id = p->id; + m_virtual_networks = p->virt_nets; + m_vc_per_vnet = p->vcs_per_vnet; m_num_vcs = m_vc_per_vnet*m_virtual_networks; m_vc_round_robin = 0; @@ -105,9 +103,8 @@ NetworkInterface::addNode(vector<MessageBuffer*>& in, // protocol injects messages into the NI for (int j = 0; j < m_virtual_networks; j++) { inNode_ptr[j]->setConsumer(this); - inNode_ptr[j]->setReceiver(m_net_ptr); - - outNode_ptr[j]->setSender(m_net_ptr); + inNode_ptr[j]->setReceiver(this); + outNode_ptr[j]->setSender(this); } } @@ -169,20 +166,18 @@ NetworkInterface::flitisizeMessage(MsgPtr msg_ptr, int vnet) for (int i = 0; i < num_flits; i++) { m_net_ptr->increment_injected_flits(vnet); flit *fl = new flit(i, vc, vnet, num_flits, new_msg_ptr, - m_net_ptr->curCycle()); - fl->set_delay(m_net_ptr->curCycle() - - m_net_ptr->ticksToCycles(msg_ptr->getTime())); + curCycle()); + fl->set_delay(curCycle() - ticksToCycles(msg_ptr->getTime())); m_ni_buffers[vc]->insert(fl); } - m_out_vc_state[vc]->setState(VC_AB_, m_net_ptr->curCycle()); + m_out_vc_state[vc]->setState(VC_AB_, curCycle()); // setting an output vc request for the next hop. // This flit will be ready to traverse the link and into the next hop // only when an output vc is acquired at the next hop - outNetLink->request_vc_link(vc, - new_net_msg_ptr->getInternalDestination(), - m_net_ptr->curCycle()); + outNetLink->request_vc_link( + vc, new_net_msg_ptr->getInternalDestination(), curCycle()); } return true ; @@ -224,8 +219,8 @@ NetworkInterface::calculateVC(int vnet) if (m_vc_allocator[vnet] == vc_per_vnet) m_vc_allocator[vnet] = 0; - if (m_out_vc_state[(vnet*m_vc_per_vnet) + delta]->isInState(IDLE_, - m_net_ptr->curCycle())) { + if (m_out_vc_state[(vnet*m_vc_per_vnet) + delta]-> + isInState(IDLE_, curCycle())) { return ((vnet*m_vc_per_vnet) + delta); } } @@ -269,20 +264,19 @@ NetworkInterface::wakeup() flit *t_flit = inNetLink->consumeLink(); if (t_flit->get_type() == TAIL_ || t_flit->get_type() == HEAD_TAIL_) { DPRINTF(RubyNetwork, "m_id: %d, Message delivered at time: %lld\n", - m_id, m_net_ptr->curCycle()); + m_id, curCycle()); outNode_ptr[t_flit->get_vnet()]->enqueue( t_flit->get_msg_ptr(), Cycles(1)); // signal the upstream router that this vc can be freed now inNetLink->release_vc_link(t_flit->get_vc(), - m_net_ptr->curCycle() + Cycles(1)); + curCycle() + Cycles(1)); } int vnet = t_flit->get_vnet(); m_net_ptr->increment_received_flits(vnet); - Cycles network_delay = m_net_ptr->curCycle() - - t_flit->get_enqueue_time(); + Cycles network_delay = curCycle() - t_flit->get_enqueue_time(); Cycles queueing_delay = t_flit->get_delay(); m_net_ptr->increment_network_latency(network_delay, vnet); @@ -309,19 +303,18 @@ NetworkInterface::scheduleOutputLink() vc++; if (vc == m_num_vcs) vc = 0; - if (m_ni_buffers[vc]->isReady(m_net_ptr->curCycle())) { - if (m_out_vc_state[vc]->isInState(ACTIVE_, - m_net_ptr->curCycle()) && + if (m_ni_buffers[vc]->isReady(curCycle())) { + if (m_out_vc_state[vc]->isInState(ACTIVE_, curCycle()) && outNetLink->isBufferNotFull_link(vc)) { // buffer backpressure // Just removing the flit flit *t_flit = m_ni_buffers[vc]->getTopFlit(); - t_flit->set_time(m_net_ptr->curCycle() + Cycles(1)); + t_flit->set_time(curCycle() + Cycles(1)); outSrcQueue->insert(t_flit); // schedule the out link outNetLink-> - scheduleEventAbsolute(m_net_ptr->clockEdge(Cycles(1))); + scheduleEventAbsolute(clockEdge(Cycles(1))); return; } } @@ -338,7 +331,7 @@ NetworkInterface::checkReschedule() } } for (int vc = 0; vc < m_num_vcs; vc++) { - if (m_ni_buffers[vc]->isReadyForNext(m_net_ptr->curCycle())) { + if (m_ni_buffers[vc]->isReadyForNext(curCycle())) { scheduleEvent(Cycles(1)); return; } @@ -380,3 +373,9 @@ NetworkInterface::print(std::ostream& out) const { out << "[Network Interface]"; } + +NetworkInterface * +GarnetNetworkInterfaceParams::create() +{ + return new NetworkInterface(this); +} diff --git a/src/mem/ruby/network/garnet/flexible-pipeline/NetworkInterface.hh b/src/mem/ruby/network/garnet/flexible-pipeline/NetworkInterface.hh index a4dd36da6..0af538bf2 100644 --- a/src/mem/ruby/network/garnet/flexible-pipeline/NetworkInterface.hh +++ b/src/mem/ruby/network/garnet/flexible-pipeline/NetworkInterface.hh @@ -40,16 +40,17 @@ #include "mem/ruby/network/garnet/flexible-pipeline/OutVcState.hh" #include "mem/ruby/network/garnet/NetworkHeader.hh" #include "mem/ruby/slicc_interface/Message.hh" +#include "params/GarnetNetworkInterface.hh" class NetworkMessage; class MessageBuffer; class flitBuffer; -class NetworkInterface : public FlexibleConsumer +class NetworkInterface : public ClockedObject, public FlexibleConsumer { public: - NetworkInterface(int id, int virtual_networks, - GarnetNetwork* network_ptr); + typedef GarnetNetworkInterfaceParams Params; + NetworkInterface(const Params *p); ~NetworkInterface(); @@ -62,11 +63,7 @@ class NetworkInterface : public FlexibleConsumer void grant_vc(int out_port, int vc, Cycles grant_time); void release_vc(int out_port, int vc, Cycles release_time); - bool - isBufferNotFull(int vc, int inport) - { - return true; - } + bool isBufferNotFull(int vc, int inport) { return true; } void request_vc(int in_vc, int in_port, NetDest destination, Cycles request_time); @@ -75,9 +72,11 @@ class NetworkInterface : public FlexibleConsumer bool functionalRead(Packet *); uint32_t functionalWrite(Packet *); + void init_net_ptr(GarnetNetwork* net_ptr) { m_net_ptr = net_ptr; } + private: GarnetNetwork *m_net_ptr; - int m_virtual_networks, m_num_vcs, m_vc_per_vnet; + uint32_t m_virtual_networks, m_num_vcs, m_vc_per_vnet; NodeID m_id; std::vector<OutVcState *> m_out_vc_state; diff --git a/src/mem/ruby/network/garnet/flexible-pipeline/SConscript b/src/mem/ruby/network/garnet/flexible-pipeline/SConscript index 0e97f1698..d4c1a2cb9 100644 --- a/src/mem/ruby/network/garnet/flexible-pipeline/SConscript +++ b/src/mem/ruby/network/garnet/flexible-pipeline/SConscript @@ -35,7 +35,6 @@ if env['PROTOCOL'] == 'None': SimObject('GarnetLink.py') SimObject('GarnetNetwork.py') -SimObject('GarnetRouter.py') Source('GarnetLink.cc') Source('GarnetNetwork.cc') |