system.hh revision 75 
1/*
2 * Copyright (c) 2003 The Regents of The University of Michigan
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;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef __SYSTEM_HH__
30#define __SYSTEM_HH__
31
32#include <string>
33#include <vector>
34
35#include "sim/sim_object.hh"
36#include "cpu/pc_event.hh"
37#include "base/loader/symtab.hh"
38
39class MemoryController;
40class PhysicalMemory;
41class RemoteGDB;
42class GDBListener;
43
44class ExecContext;
45
46class System : public SimObject
47{
48  private:
49
50    SymbolTable *kernelSymtab;
51    SymbolTable *consoleSymtab;
52
53    BreakPCEvent kernel_panic_event;
54    BreakPCEvent console_panic_event;
55    BadAddrEvent badaddr_event;
56    SkipFuncEvent skip_power_state;
57    SkipFuncEvent skip_scavenge_boot;
58    PrintfEvent printf_event;
59    DebugPrintfEvent debug_printf_event;
60    DebugPrintfEvent debug_printfr_event;
61    DumpMbufEvent dump_mbuf_event;
62
63    RegFile *initRegs;
64
65    Addr kernelStart;
66    Addr kernelEnd;
67    Addr kernelEntry;
68
69  public:
70
71    MemoryController *memCtrl;
72    PhysicalMemory *physmem;
73
74    PCEventQueue pcEventQueue;
75
76    std::vector<ExecContext *> xcvec;
77
78    RemoteGDB *remoteGDB;
79    GDBListener *gdbListen;
80
81    System(const std::string name,
82           MemoryController *, PhysicalMemory *,
83           const std::string &kernel_path, const std::string &console_path,
84           const std::string &palcode, const std::string &boot_osflags);
85
86    ~System();
87
88    const SymbolTable *getKernelSymtab() const { return kernelSymtab; }
89    const SymbolTable *getConsoleSymtab() const { return consoleSymtab; }
90
91    Addr getKernelStart() const { return kernelStart; }
92    Addr getKernelEnd() const { return kernelEnd; }
93    Addr getKernelEntry() const { return kernelEntry; }
94
95    void initBootContext(ExecContext *xc);
96    void registerExecContext(ExecContext *xc);
97
98    ////////////////////////////////////////////
99    //
100    // STATIC GLOBAL SYSTEM LIST
101    //
102    ////////////////////////////////////////////
103
104  public:
105
106    static std::vector<System *> systemList;
107
108    static int numSystemsRunning;
109
110    static void printSystems();
111};
112
113#endif // __SYSTEM_HH__
114