1/*
2 * Copyright (c) 2011-2014 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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55{
56 params()->ruby_system->registerAbstractController(this);
57 m_delayHistogram.init(10);
58 uint32_t size = Network::getNumberOfVirtualNetworks();
59 for (uint32_t i = 0; i < size; i++) {
60 m_delayVCHistogram.push_back(new Stats::Histogram());
61 m_delayVCHistogram[i]->init(10);
62 }
63 if (getMemoryQueue()) {
64 getMemoryQueue()->setSender(this);
65 }
66}
67
68void
69AbstractController::resetStats()
70{
71 m_delayHistogram.reset();
72 uint32_t size = Network::getNumberOfVirtualNetworks();
73 for (uint32_t i = 0; i < size; i++) {

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113 //
114 // Wake up all possible lower rank (i.e. lower priority) buffers that could
115 // be waiting on this message.
116 //
117 for (int in_port_rank = m_cur_in_port - 1;
118 in_port_rank >= 0;
119 in_port_rank--) {
120 if ((*(m_waiting_buffers[addr]))[in_port_rank] != NULL) {
121 (*(m_waiting_buffers[addr]))[in_port_rank]->reanalyzeMessages(addr);
122 }
123 }
124 delete m_waiting_buffers[addr];
125 m_waiting_buffers.erase(addr);
126 }
127}
128
129void
130AbstractController::wakeUpAllBuffers(Addr addr)
131{
132 if (m_waiting_buffers.count(addr) > 0) {
133 //
134 // Wake up all possible lower rank (i.e. lower priority) buffers that could
135 // be waiting on this message.
136 //
137 for (int in_port_rank = m_in_ports - 1;
138 in_port_rank >= 0;
139 in_port_rank--) {
140 if ((*(m_waiting_buffers[addr]))[in_port_rank] != NULL) {
141 (*(m_waiting_buffers[addr]))[in_port_rank]->reanalyzeMessages(addr);
142 }
143 }
144 delete m_waiting_buffers[addr];
145 m_waiting_buffers.erase(addr);
146 }
147}
148
149void

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163 for (MsgVecType::iterator vec_iter = buf_iter->second->begin();
164 vec_iter != buf_iter->second->end();
165 ++vec_iter) {
166 //
167 // Make sure the MessageBuffer has not already be reanalyzed
168 //
169 if (*vec_iter != NULL &&
170 (wokeUpMsgBufs.count(*vec_iter) == 0)) {
171 (*vec_iter)->reanalyzeAllMessages();
172 wokeUpMsgBufs.insert(*vec_iter);
173 }
174 }
175 wokeUpMsgVecs.push_back(buf_iter->second);
176 }
177
178 for (std::vector<MsgVecType*>::iterator wb_iter = wokeUpMsgVecs.begin();
179 wb_iter != wokeUpMsgVecs.end();

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323 RubySystem::getBlockSizeBytes());
324 } else if (pkt->isWrite()) {
325 (*msg).m_Type = MemoryRequestType_MEMORY_WB;
326 (*msg).m_MessageSize = MessageSizeType_Writeback_Control;
327 } else {
328 panic("Incorrect packet type received from memory controller!");
329 }
330
331 getMemoryQueue()->enqueue(msg);
332 delete pkt;
333}
334
335bool
336AbstractController::MemoryPort::recvTimingResp(PacketPtr pkt)
337{
338 controller->recvTimingResp(pkt);
339 return true;
340}
341
342AbstractController::MemoryPort::MemoryPort(const std::string &_name,
343 AbstractController *_controller,
344 const std::string &_label)
345 : QueuedMasterPort(_name, _controller, reqQueue, snoopRespQueue),
346 reqQueue(*_controller, *this, _label),
347 snoopRespQueue(*_controller, *this, _label),
348 controller(_controller)
349{
350}