snoop_filter.hh (11135:9d09dab39689) snoop_filter.hh (11168:f98eb2da15a4)
1/*
2 * Copyright (c) 2013-2015 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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40/**
41 * @file
42 * Definition of a snoop filter.
43 */
44
45#ifndef __MEM_SNOOP_FILTER_HH__
46#define __MEM_SNOOP_FILTER_HH__
47
1/*
2 * Copyright (c) 2013-2015 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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40/**
41 * @file
42 * Definition of a snoop filter.
43 */
44
45#ifndef __MEM_SNOOP_FILTER_HH__
46#define __MEM_SNOOP_FILTER_HH__
47
48#include <unordered_map>
48#include <utility>
49
49#include <utility>
50
50#include "base/hashmap.hh"
51#include "mem/packet.hh"
52#include "mem/port.hh"
53#include "mem/qport.hh"
54#include "params/SnoopFilter.hh"
55#include "sim/sim_object.hh"
56#include "sim/system.hh"
57
58/**

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213 */
214 struct SnoopItem {
215 SnoopMask requested;
216 SnoopMask holder;
217 };
218 /**
219 * HashMap of SnoopItems indexed by line address
220 */
51#include "mem/packet.hh"
52#include "mem/port.hh"
53#include "mem/qport.hh"
54#include "params/SnoopFilter.hh"
55#include "sim/sim_object.hh"
56#include "sim/system.hh"
57
58/**

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213 */
214 struct SnoopItem {
215 SnoopMask requested;
216 SnoopMask holder;
217 };
218 /**
219 * HashMap of SnoopItems indexed by line address
220 */
221 typedef m5::hash_map<Addr, SnoopItem> SnoopFilterCache;
221 typedef std::unordered_map<Addr, SnoopItem> SnoopFilterCache;
222
223 /**
224 * Simple factory methods for standard return values.
225 */
226 std::pair<SnoopList, Cycles> snoopAll(Cycles latency) const
227 {
228 return std::make_pair(slavePorts, latency);
229 }

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223 /**
224 * Simple factory methods for standard return values.
225 */
226 std::pair<SnoopList, Cycles> snoopAll(Cycles latency) const
227 {
228 return std::make_pair(slavePorts, latency);
229 }

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