diff options
Diffstat (limited to 'src/mem/ruby/network/garnet/fixed-pipeline')
6 files changed, 81 insertions, 95 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 2a9d37e3e..6de60b285 100644 --- a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.cc +++ b/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.cc @@ -60,6 +60,17 @@ GarnetNetwork_d::GarnetNetwork_d(const Params *p) i != p->routers.end(); ++i) { Router_d* router = safe_cast<Router_d*>(*i); m_routers.push_back(router); + + // initialize the router's network pointers + router->init_net_ptr(this); + } + + // record the network interfaces + for (vector<ClockedObject*>::const_iterator i = p->netifs.begin(); + i != p->netifs.end(); ++i) { + NetworkInterface_d *ni = safe_cast<NetworkInterface_d *>(*i); + m_nis.push_back(ni); + ni->init_net_ptr(this); } } @@ -68,23 +79,13 @@ GarnetNetwork_d::init() { BaseGarnetNetwork::init(); - // initialize the router's network pointers - for (vector<Router_d*>::const_iterator i = m_routers.begin(); - i != m_routers.end(); ++i) { - Router_d* router = safe_cast<Router_d*>(*i); - router->init_net_ptr(this); + for (int i=0; i < m_nodes; i++) { + m_nis[i]->addNode(m_toNetQueues[i], m_fromNetQueues[i]); } // The topology pointer should have already been initialized in the // parent network constructor assert(m_topology_ptr != NULL); - - for (int i=0; i < m_nodes; i++) { - NetworkInterface_d *ni = new NetworkInterface_d(i, m_virtual_networks, - this); - ni->addNode(m_toNetQueues[i], m_fromNetQueues[i]); - m_nis.push_back(ni); - } m_topology_ptr->createLinks(this); // FaultModel: declare each router to the fault model diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.py b/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.py index 6ebf94e04..0191d45af 100644 --- a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.py +++ b/src/mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.py @@ -29,10 +29,33 @@ # Brad Beckmann from m5.params import * +from m5.proxy import * from BaseGarnetNetwork import BaseGarnetNetwork +from BasicRouter import BasicRouter +from ClockedObject import ClockedObject + +class GarnetRouter_d(BasicRouter): + type = 'GarnetRouter_d' + cxx_class = 'Router_d' + cxx_header = "mem/ruby/network/garnet/fixed-pipeline/Router_d.hh" + 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 GarnetNetworkInterface_d(ClockedObject): + type = 'GarnetNetworkInterface_d' + cxx_class = 'NetworkInterface_d' + cxx_header = "mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.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_d(BaseGarnetNetwork): type = 'GarnetNetwork_d' cxx_header = "mem/ruby/network/garnet/fixed-pipeline/GarnetNetwork_d.hh" - buffers_per_data_vc = Param.Int(4, "buffers per data virtual channel"); - buffers_per_ctrl_vc = Param.Int(1, "buffers per ctrl virtual channel"); + buffers_per_data_vc = Param.UInt32(4, "buffers per data virtual channel"); + buffers_per_ctrl_vc = Param.UInt32(1, "buffers per ctrl virtual channel"); diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetRouter_d.py b/src/mem/ruby/network/garnet/fixed-pipeline/GarnetRouter_d.py deleted file mode 100644 index cd009a807..000000000 --- a/src/mem/ruby/network/garnet/fixed-pipeline/GarnetRouter_d.py +++ /dev/null @@ -1,44 +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_d(BasicRouter): - type = 'GarnetRouter_d' - cxx_class = 'Router_d' - cxx_header = "mem/ruby/network/garnet/fixed-pipeline/Router_d.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/fixed-pipeline/NetworkInterface_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.cc index c4c64b5ea..3e4088038 100644 --- a/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.cc +++ b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.cc @@ -42,14 +42,12 @@ using namespace std; using m5::stl_helpers::deletePointers; -NetworkInterface_d::NetworkInterface_d(int id, int virtual_networks, - GarnetNetwork_d *network_ptr) - : Consumer(network_ptr) +NetworkInterface_d::NetworkInterface_d(const Params *p) + : ClockedObject(p), Consumer(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; @@ -64,11 +62,16 @@ NetworkInterface_d::NetworkInterface_d(int id, int virtual_networks, m_ni_buffers[i] = new flitBuffer_d(); m_ni_enqueue_time[i] = INFINITE_; } + m_vc_allocator.resize(m_virtual_networks); // 1 allocator per vnet for (int i = 0; i < m_virtual_networks; i++) { m_vc_allocator[i] = 0; } +} +void +NetworkInterface_d::init() +{ for (int i = 0; i < m_num_vcs; i++) { m_out_vc_state.push_back(new OutVcState_d(i, m_net_ptr)); } @@ -115,9 +118,8 @@ NetworkInterface_d::addNode(vector<MessageBuffer *>& in, // the protocol injects messages into the NI 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); } } @@ -172,15 +174,14 @@ NetworkInterface_d::flitisizeMessage(MsgPtr msg_ptr, int vnet) for (int i = 0; i < num_flits; i++) { m_net_ptr->increment_injected_flits(vnet); flit_d *fl = new flit_d(i, vc, vnet, num_flits, new_msg_ptr, - m_net_ptr->curCycle()); + curCycle()); - fl->set_delay(m_net_ptr->curCycle() - - m_net_ptr->ticksToCycles(msg_ptr->getTime())); + fl->set_delay(curCycle() - ticksToCycles(msg_ptr->getTime())); m_ni_buffers[vc]->insert(fl); } - m_ni_enqueue_time[vc] = m_net_ptr->curCycle(); - m_out_vc_state[vc]->setState(ACTIVE_, m_net_ptr->curCycle()); + m_ni_enqueue_time[vc] = curCycle(); + m_out_vc_state[vc]->setState(ACTIVE_, curCycle()); } return true ; } @@ -196,7 +197,7 @@ NetworkInterface_d::calculateVC(int vnet) m_vc_allocator[vnet] = 0; if (m_out_vc_state[(vnet*m_vc_per_vnet) + delta]->isInState( - IDLE_, m_net_ptr->curCycle())) { + IDLE_, curCycle())) { return ((vnet*m_vc_per_vnet) + delta); } } @@ -216,8 +217,7 @@ NetworkInterface_d::calculateVC(int vnet) void NetworkInterface_d::wakeup() { - DPRINTF(RubyNetwork, "m_id: %d woke up at time: %lld", - m_id, m_net_ptr->curCycle()); + DPRINTF(RubyNetwork, "m_id: %d woke up at time: %lld", m_id, curCycle()); MsgPtr msg_ptr; @@ -239,7 +239,7 @@ NetworkInterface_d::wakeup() /*********** Picking messages destined for this NI **********/ - if (inNetLink->isReady(m_net_ptr->curCycle())) { + if (inNetLink->isReady(curCycle())) { flit_d *t_flit = inNetLink->consumeLink(); bool free_signal = false; if (t_flit->get_type() == TAIL_ || t_flit->get_type() == HEAD_TAIL_) { @@ -251,15 +251,14 @@ NetworkInterface_d::wakeup() // Simply send a credit back since we are not buffering // this flit in the NI flit_d *credit_flit = new flit_d(t_flit->get_vc(), free_signal, - m_net_ptr->curCycle()); + curCycle()); creditQueue->insert(credit_flit); m_ni_credit_link-> - scheduleEventAbsolute(m_net_ptr->clockEdge(Cycles(1))); + scheduleEventAbsolute(clockEdge(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); @@ -269,12 +268,11 @@ NetworkInterface_d::wakeup() /****************** Checking for credit link *******/ - if (m_credit_link->isReady(m_net_ptr->curCycle())) { + if (m_credit_link->isReady(curCycle())) { flit_d *t_flit = m_credit_link->consumeLink(); m_out_vc_state[t_flit->get_vc()]->increment_credit(); if (t_flit->is_free_signal()) { - m_out_vc_state[t_flit->get_vc()]->setState(IDLE_, - m_net_ptr->curCycle()); + m_out_vc_state[t_flit->get_vc()]->setState(IDLE_, curCycle()); } delete t_flit; } @@ -300,7 +298,7 @@ NetworkInterface_d::scheduleOutputLink() vc = 0; // model buffer backpressure - if (m_ni_buffers[vc]->isReady(m_net_ptr->curCycle()) && + if (m_ni_buffers[vc]->isReady(curCycle()) && m_out_vc_state[vc]->has_credits()) { bool is_candidate_vc = true; @@ -311,7 +309,7 @@ NetworkInterface_d::scheduleOutputLink() for (int vc_offset = 0; vc_offset < m_vc_per_vnet; vc_offset++) { int t_vc = vc_base + vc_offset; - if (m_ni_buffers[t_vc]->isReady(m_net_ptr->curCycle())) { + if (m_ni_buffers[t_vc]->isReady(curCycle())) { if (m_ni_enqueue_time[t_vc] < m_ni_enqueue_time[vc]) { is_candidate_vc = false; break; @@ -325,11 +323,10 @@ NetworkInterface_d::scheduleOutputLink() m_out_vc_state[vc]->decrement_credit(); // Just removing the flit flit_d *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))); + outNetLink->scheduleEventAbsolute(clockEdge(Cycles(1))); if (t_flit->get_type() == TAIL_ || t_flit->get_type() == HEAD_TAIL_) { @@ -361,7 +358,7 @@ NetworkInterface_d::checkReschedule() } } for (int vc = 0; vc < m_num_vcs; vc++) { - if (m_ni_buffers[vc]->isReady(m_net_ptr->curCycle() + Cycles(1))) { + if (m_ni_buffers[vc]->isReady(curCycle() + Cycles(1))) { scheduleEvent(Cycles(1)); return; } @@ -385,3 +382,10 @@ NetworkInterface_d::functionalWrite(Packet *pkt) num_functional_writes += outSrcQueue->functionalWrite(pkt); return num_functional_writes; } + +NetworkInterface_d * +GarnetNetworkInterface_dParams::create() +{ + return new NetworkInterface_d(this); +} + 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 e064b8650..0b8b9f12f 100644 --- a/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.hh +++ b/src/mem/ruby/network/garnet/fixed-pipeline/NetworkInterface_d.hh @@ -41,19 +41,21 @@ #include "mem/ruby/network/garnet/fixed-pipeline/OutVcState_d.hh" #include "mem/ruby/network/garnet/NetworkHeader.hh" #include "mem/ruby/slicc_interface/Message.hh" +#include "params/GarnetNetworkInterface_d.hh" class NetworkMessage; class MessageBuffer; class flitBuffer_d; -class NetworkInterface_d : public Consumer +class NetworkInterface_d : public ClockedObject, public Consumer { public: - NetworkInterface_d(int id, int virtual_networks, - GarnetNetwork_d* network_ptr); - + typedef GarnetNetworkInterface_dParams Params; + NetworkInterface_d(const Params *p); ~NetworkInterface_d(); + void init(); + void addInPort(NetworkLink_d *in_link, CreditLink_d *credit_link); void addOutPort(NetworkLink_d *out_link, CreditLink_d *credit_link); @@ -62,6 +64,7 @@ class NetworkInterface_d : public Consumer std::vector<MessageBuffer *> &outNode); void print(std::ostream& out) const; int get_vnet(int vc); + void init_net_ptr(GarnetNetwork_d *net_ptr) { m_net_ptr = net_ptr; } uint32_t functionalWrite(Packet *); diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/SConscript b/src/mem/ruby/network/garnet/fixed-pipeline/SConscript index 82d11cb01..534fdc884 100644 --- a/src/mem/ruby/network/garnet/fixed-pipeline/SConscript +++ b/src/mem/ruby/network/garnet/fixed-pipeline/SConscript @@ -35,7 +35,6 @@ if env['PROTOCOL'] == 'None': SimObject('GarnetLink_d.py') SimObject('GarnetNetwork_d.py') -SimObject('GarnetRouter_d.py') Source('GarnetLink_d.cc') Source('GarnetNetwork_d.cc') |