system.hh revision 10554 
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
9 * licensed hereunder.  You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions are
16 * met: redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer;
18 * redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution;
21 * neither the name of the copyright holders nor the names of its
22 * contributors may be used to endorse or promote products derived from
23 * this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * Authors: Gabe Black
38 */
39
40#ifndef __ARCH_X86_SYSTEM_HH__
41#define __ARCH_X86_SYSTEM_HH__
42
43#include <string>
44#include <vector>
45
46#include "arch/x86/regs/misc.hh"
47#include "base/loader/symtab.hh"
48#include "cpu/pc_event.hh"
49#include "kern/system_events.hh"
50#include "params/X86System.hh"
51#include "sim/sim_object.hh"
52#include "sim/system.hh"
53
54namespace X86ISA
55{
56    namespace SMBios
57    {
58        class SMBiosTable;
59    }
60    namespace IntelMP
61    {
62        class FloatingPointer;
63        class ConfigTable;
64    }
65
66    void installSegDesc(ThreadContext *tc, SegmentRegIndex seg,
67                        SegDescriptor desc, bool longmode);
68
69    /* memory mappings for KVMCpu in SE mode */
70    const uint64_t syscallCodeVirtAddr = 0xffff800000000000;
71    const uint64_t syscallCodePhysAddr = 0x60000;
72    const uint64_t GDTVirtAddr = 0xffff800000001000;
73    const uint64_t GDTPhysAddr = 0x61000;
74    const uint64_t IDTVirtAddr = 0xffff800000002000;
75    const uint64_t IDTPhysAddr = 0x62000;
76    const uint64_t TSSVirtAddr = 0xffff800000003000;
77    const uint64_t TSSPhysAddr = 0x63000;
78    const uint64_t ISTVirtAddr = 0xffff800000004000;
79    const uint64_t ISTPhysAddr = 0x64000;
80    const uint64_t PFHandlerVirtAddr = 0xffff800000005000;
81    const uint64_t PFHandlerPhysAddr = 0x65000;
82    const uint64_t MMIORegionVirtAddr = 0xffffc90000000000;
83    const uint64_t MMIORegionPhysAddr = 0xffff0000;
84
85    const uint64_t pageTablePhysAddr = 0x70000;
86}
87
88class X86System : public System
89{
90  public:
91    typedef X86SystemParams Params;
92    X86System(Params *p);
93    ~X86System();
94
95/**
96 * Serialization stuff
97 */
98  public:
99
100    void initState();
101
102  protected:
103
104    X86ISA::SMBios::SMBiosTable * smbiosTable;
105    X86ISA::IntelMP::FloatingPointer * mpFloatingPointer;
106    X86ISA::IntelMP::ConfigTable * mpConfigTable;
107    X86ISA::ACPI::RSDP * rsdp;
108
109    void writeOutSMBiosTable(Addr header,
110            Addr &headerSize, Addr &tableSize, Addr table = 0);
111
112    void writeOutMPTable(Addr fp,
113            Addr &fpSize, Addr &tableSize, Addr table = 0);
114
115    const Params *params() const { return (const Params *)_params; }
116
117    virtual Addr fixFuncEventAddr(Addr addr)
118    {
119        //XXX This may eventually have to do something useful.
120        return addr;
121    }
122};
123
124#endif
125
126