1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
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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39
40#ifndef __ARCH_X86_PAGE_TABLE_WALKER_HH__
41#define __ARCH_X86_PAGE_TABLE_WALKER_HH__
42
43#include <vector>
44
45#include "arch/x86/pagetable.hh"
46#include "arch/x86/tlb.hh"
47#include "base/fast_alloc.hh"
48#include "base/types.hh"
49#include "mem/mem_object.hh"
50#include "mem/packet.hh"
51#include "params/X86PagetableWalker.hh"
52#include "sim/faults.hh"
53#include "sim/system.hh"
54
55class ThreadContext;

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81 void recvRetry();
82 bool isSnooping() const { return true; }
83 };
84
85 friend class WalkerPort;
86 WalkerPort port;
87
88 // State to track each walk of the page table
89 class WalkerState : public FastAlloc
90 {
91 private:
92 enum State {
93 Ready,
94 Waiting,
95 // Long mode
96 LongPML4, LongPDP, LongPD, LongPTE,
97 // PAE legacy mode

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