system.hh revision 2 
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
34#include "sim_object.hh"
35#include "pc_event.hh"
36#include "symtab.hh"
37
38class MemoryController;
39class PhysicalMemory;
40class RemoteGDB;
41class GDBListener;
42
43class ExecContext;
44
45class System : public SimObject
46{
47  private:
48
49    SymbolTable *kernelSymtab;
50    SymbolTable *consoleSymtab;
51
52    BreakPCEvent kernel_panic_event;
53    BreakPCEvent console_panic_event;
54    BadAddrEvent badaddr_event;
55    SkipFuncEvent skip_power_state;
56    SkipFuncEvent skip_scavenge_boot;
57    PrintfEvent printf_event;
58    DebugPrintfEvent debug_printf_event;
59    DebugPrintfEvent debug_printfr_event;
60    DumpMbufEvent dump_mbuf_event;
61
62    RegFile *initRegs;
63
64    Addr kernelStart;
65    Addr kernelEnd;
66    Addr kernelEntry;
67
68  public:
69
70    MemoryController *memCtrl;
71    PhysicalMemory *physmem;
72
73    PCEventQueue pcEventQueue;
74
75    ExecContext *xc_array[12/*MAX_CPUS*/];
76    int num_cpus;
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