2 * Copyright (c) 2002-2006 The Regents of The University of Michigan
5 * Redistribution and use in source and binary forms, with or without
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9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
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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.
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
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21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 #include "arch/sparc/system.hh"
32 #include "arch/vtophys.hh"
33 #include "base/loader/object_file.hh"
34 #include "base/loader/symtab.hh"
35 #include "base/trace.hh"
36 #include "mem/physical.hh"
37 #include "params/SparcSystem.hh"
38 #include "sim/byteswap.hh"
41 using namespace BigEndianGuest
;
43 SparcSystem::SparcSystem(Params
*p
)
44 : System(p
), sysTick(0),funcRomPort(p
->name
+ "-fromport"),
45 funcNvramPort(p
->name
+ "-fnvramport"),
46 funcHypDescPort(p
->name
+ "-fhypdescport"),
47 funcPartDescPort(p
->name
+ "-fpartdescport")
49 resetSymtab
= new SymbolTable
;
50 hypervisorSymtab
= new SymbolTable
;
51 openbootSymtab
= new SymbolTable
;
52 nvramSymtab
= new SymbolTable
;
53 hypervisorDescSymtab
= new SymbolTable
;
54 partitionDescSymtab
= new SymbolTable
;
57 rom_port
= params()->rom
->getPort("functional");
58 funcRomPort
.setPeer(rom_port
);
59 rom_port
->setPeer(&funcRomPort
);
61 rom_port
= params()->nvram
->getPort("functional");
62 funcNvramPort
.setPeer(rom_port
);
63 rom_port
->setPeer(&funcNvramPort
);
65 rom_port
= params()->hypervisor_desc
->getPort("functional");
66 funcHypDescPort
.setPeer(rom_port
);
67 rom_port
->setPeer(&funcHypDescPort
);
69 rom_port
= params()->partition_desc
->getPort("functional");
70 funcPartDescPort
.setPeer(rom_port
);
71 rom_port
->setPeer(&funcPartDescPort
);
74 * Load the boot code, and hypervisor into memory.
76 // Read the reset binary
77 reset
= createObjectFile(params()->reset_bin
, true);
79 fatal("Could not load reset binary %s", params()->reset_bin
);
81 // Read the openboot binary
82 openboot
= createObjectFile(params()->openboot_bin
, true);
84 fatal("Could not load openboot bianry %s", params()->openboot_bin
);
86 // Read the hypervisor binary
87 hypervisor
= createObjectFile(params()->hypervisor_bin
, true);
88 if (hypervisor
== NULL
)
89 fatal("Could not load hypervisor binary %s", params()->hypervisor_bin
);
91 // Read the nvram image
92 nvram
= createObjectFile(params()->nvram_bin
, true);
94 fatal("Could not load nvram image %s", params()->nvram_bin
);
96 // Read the hypervisor description image
97 hypervisor_desc
= createObjectFile(params()->hypervisor_desc_bin
, true);
98 if (hypervisor_desc
== NULL
)
99 fatal("Could not load hypervisor description image %s",
100 params()->hypervisor_desc_bin
);
102 // Read the partition description image
103 partition_desc
= createObjectFile(params()->partition_desc_bin
, true);
104 if (partition_desc
== NULL
)
105 fatal("Could not load partition description image %s",
106 params()->partition_desc_bin
);
109 // Load reset binary into memory
110 reset
->setTextBase(params()->reset_addr
);
111 reset
->loadSections(&funcRomPort
);
112 // Load the openboot binary
113 openboot
->setTextBase(params()->openboot_addr
);
114 openboot
->loadSections(&funcRomPort
);
115 // Load the hypervisor binary
116 hypervisor
->setTextBase(params()->hypervisor_addr
);
117 hypervisor
->loadSections(&funcRomPort
);
118 // Load the nvram image
119 nvram
->setTextBase(params()->nvram_addr
);
120 nvram
->loadSections(&funcNvramPort
);
121 // Load the hypervisor description image
122 hypervisor_desc
->setTextBase(params()->hypervisor_desc_addr
);
123 hypervisor_desc
->loadSections(&funcHypDescPort
);
124 // Load the partition description image
125 partition_desc
->setTextBase(params()->partition_desc_addr
);
126 partition_desc
->loadSections(&funcPartDescPort
);
129 if (!reset
->loadGlobalSymbols(resetSymtab
))
130 panic("could not load reset symbols\n");
132 if (!openboot
->loadGlobalSymbols(openbootSymtab
))
133 panic("could not load openboot symbols\n");
135 if (!hypervisor
->loadLocalSymbols(hypervisorSymtab
))
136 panic("could not load hypervisor symbols\n");
138 if (!nvram
->loadLocalSymbols(nvramSymtab
))
139 panic("could not load nvram symbols\n");
141 if (!hypervisor_desc
->loadLocalSymbols(hypervisorDescSymtab
))
142 panic("could not load hypervisor description symbols\n");
144 if (!partition_desc
->loadLocalSymbols(partitionDescSymtab
))
145 panic("could not load partition description symbols\n");
147 // load symbols into debug table
148 if (!reset
->loadGlobalSymbols(debugSymbolTable
))
149 panic("could not load reset symbols\n");
151 if (!openboot
->loadGlobalSymbols(debugSymbolTable
))
152 panic("could not load openboot symbols\n");
154 if (!hypervisor
->loadLocalSymbols(debugSymbolTable
))
155 panic("could not load hypervisor symbols\n");
157 // Strip off the rom address so when the hypervisor is copied into memory we
158 // have symbols still
159 if (!hypervisor
->loadLocalSymbols(debugSymbolTable
, 0xFFFFFF))
160 panic("could not load hypervisor symbols\n");
162 if (!nvram
->loadGlobalSymbols(debugSymbolTable
))
163 panic("could not load reset symbols\n");
165 if (!hypervisor_desc
->loadGlobalSymbols(debugSymbolTable
))
166 panic("could not load hypervisor description symbols\n");
168 if (!partition_desc
->loadLocalSymbols(debugSymbolTable
))
169 panic("could not load partition description symbols\n");
172 // @todo any fixup code over writing data in binaries on setting break
173 // events on functions should happen here.
177 SparcSystem::~SparcSystem()
180 delete hypervisorSymtab
;
181 delete openbootSymtab
;
183 delete hypervisorDescSymtab
;
184 delete partitionDescSymtab
;
189 delete hypervisor_desc
;
190 delete partition_desc
;
194 SparcSystem::serialize(std::ostream
&os
)
196 System::serialize(os
);
197 resetSymtab
->serialize("reset_symtab", os
);
198 hypervisorSymtab
->serialize("hypervisor_symtab", os
);
199 openbootSymtab
->serialize("openboot_symtab", os
);
200 nvramSymtab
->serialize("nvram_symtab", os
);
201 hypervisorDescSymtab
->serialize("hypervisor_desc_symtab", os
);
202 partitionDescSymtab
->serialize("partition_desc_symtab", os
);
207 SparcSystem::unserialize(Checkpoint
*cp
, const std::string
§ion
)
209 System::unserialize(cp
,section
);
210 resetSymtab
->unserialize("reset_symtab", cp
, section
);
211 hypervisorSymtab
->unserialize("hypervisor_symtab", cp
, section
);
212 openbootSymtab
->unserialize("openboot_symtab", cp
, section
);
213 nvramSymtab
->unserialize("nvram_symtab", cp
, section
);
214 hypervisorDescSymtab
->unserialize("hypervisor_desc_symtab", cp
, section
);
215 partitionDescSymtab
->unserialize("partition_desc_symtab", cp
, section
);
219 SparcSystemParams::create()
221 return new SparcSystem(this);