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"
40 using namespace BigEndianGuest
;
42 SparcSystem::SparcSystem(Params
*p
)
43 : System(p
), sysTick(0),funcRomPort(p
->name
+ "-fromport"),
44 funcNvramPort(p
->name
+ "-fnvramport"),
45 funcHypDescPort(p
->name
+ "-fhypdescport"),
46 funcPartDescPort(p
->name
+ "-fpartdescport")
48 resetSymtab
= new SymbolTable
;
49 hypervisorSymtab
= new SymbolTable
;
50 openbootSymtab
= new SymbolTable
;
51 nvramSymtab
= new SymbolTable
;
52 hypervisorDescSymtab
= new SymbolTable
;
53 partitionDescSymtab
= new SymbolTable
;
56 rom_port
= params()->rom
->getPort("functional");
57 funcRomPort
.setPeer(rom_port
);
58 rom_port
->setPeer(&funcRomPort
);
60 rom_port
= params()->nvram
->getPort("functional");
61 funcNvramPort
.setPeer(rom_port
);
62 rom_port
->setPeer(&funcNvramPort
);
64 rom_port
= params()->hypervisor_desc
->getPort("functional");
65 funcHypDescPort
.setPeer(rom_port
);
66 rom_port
->setPeer(&funcHypDescPort
);
68 rom_port
= params()->partition_desc
->getPort("functional");
69 funcPartDescPort
.setPeer(rom_port
);
70 rom_port
->setPeer(&funcPartDescPort
);
73 * Load the boot code, and hypervisor into memory.
75 // Read the reset binary
76 reset
= createObjectFile(params()->reset_bin
, true);
78 fatal("Could not load reset binary %s", params()->reset_bin
);
80 // Read the openboot binary
81 openboot
= createObjectFile(params()->openboot_bin
, true);
83 fatal("Could not load openboot bianry %s", params()->openboot_bin
);
85 // Read the hypervisor binary
86 hypervisor
= createObjectFile(params()->hypervisor_bin
, true);
87 if (hypervisor
== NULL
)
88 fatal("Could not load hypervisor binary %s", params()->hypervisor_bin
);
90 // Read the nvram image
91 nvram
= createObjectFile(params()->nvram_bin
, true);
93 fatal("Could not load nvram image %s", params()->nvram_bin
);
95 // Read the hypervisor description image
96 hypervisor_desc
= createObjectFile(params()->hypervisor_desc_bin
, true);
97 if (hypervisor_desc
== NULL
)
98 fatal("Could not load hypervisor description image %s",
99 params()->hypervisor_desc_bin
);
101 // Read the partition description image
102 partition_desc
= createObjectFile(params()->partition_desc_bin
, true);
103 if (partition_desc
== NULL
)
104 fatal("Could not load partition description image %s",
105 params()->partition_desc_bin
);
108 // Load reset binary into memory
109 reset
->setTextBase(params()->reset_addr
);
110 reset
->loadSections(&funcRomPort
);
111 // Load the openboot binary
112 openboot
->setTextBase(params()->openboot_addr
);
113 openboot
->loadSections(&funcRomPort
);
114 // Load the hypervisor binary
115 hypervisor
->setTextBase(params()->hypervisor_addr
);
116 hypervisor
->loadSections(&funcRomPort
);
117 // Load the nvram image
118 nvram
->setTextBase(params()->nvram_addr
);
119 nvram
->loadSections(&funcNvramPort
);
120 // Load the hypervisor description image
121 hypervisor_desc
->setTextBase(params()->hypervisor_desc_addr
);
122 hypervisor_desc
->loadSections(&funcHypDescPort
);
123 // Load the partition description image
124 partition_desc
->setTextBase(params()->partition_desc_addr
);
125 partition_desc
->loadSections(&funcPartDescPort
);
128 if (!reset
->loadGlobalSymbols(resetSymtab
))
129 panic("could not load reset symbols\n");
131 if (!openboot
->loadGlobalSymbols(openbootSymtab
))
132 panic("could not load openboot symbols\n");
134 if (!hypervisor
->loadLocalSymbols(hypervisorSymtab
))
135 panic("could not load hypervisor symbols\n");
137 if (!nvram
->loadLocalSymbols(nvramSymtab
))
138 panic("could not load nvram symbols\n");
140 if (!hypervisor_desc
->loadLocalSymbols(hypervisorDescSymtab
))
141 panic("could not load hypervisor description symbols\n");
143 if (!partition_desc
->loadLocalSymbols(partitionDescSymtab
))
144 panic("could not load partition description symbols\n");
146 // load symbols into debug table
147 if (!reset
->loadGlobalSymbols(debugSymbolTable
))
148 panic("could not load reset symbols\n");
150 if (!openboot
->loadGlobalSymbols(debugSymbolTable
))
151 panic("could not load openboot symbols\n");
153 if (!hypervisor
->loadLocalSymbols(debugSymbolTable
))
154 panic("could not load hypervisor symbols\n");
156 // Strip off the rom address so when the hypervisor is copied into memory we
157 // have symbols still
158 if (!hypervisor
->loadLocalSymbols(debugSymbolTable
, 0xFFFFFF))
159 panic("could not load hypervisor symbols\n");
161 if (!nvram
->loadGlobalSymbols(debugSymbolTable
))
162 panic("could not load reset symbols\n");
164 if (!hypervisor_desc
->loadGlobalSymbols(debugSymbolTable
))
165 panic("could not load hypervisor description symbols\n");
167 if (!partition_desc
->loadLocalSymbols(debugSymbolTable
))
168 panic("could not load partition description symbols\n");
171 // @todo any fixup code over writing data in binaries on setting break
172 // events on functions should happen here.
176 SparcSystem::~SparcSystem()
179 delete hypervisorSymtab
;
180 delete openbootSymtab
;
182 delete hypervisorDescSymtab
;
183 delete partitionDescSymtab
;
188 delete hypervisor_desc
;
189 delete partition_desc
;
193 SparcSystem::serialize(std::ostream
&os
)
195 System::serialize(os
);
196 resetSymtab
->serialize("reset_symtab", os
);
197 hypervisorSymtab
->serialize("hypervisor_symtab", os
);
198 openbootSymtab
->serialize("openboot_symtab", os
);
199 nvramSymtab
->serialize("nvram_symtab", os
);
200 hypervisorDescSymtab
->serialize("hypervisor_desc_symtab", os
);
201 partitionDescSymtab
->serialize("partition_desc_symtab", os
);
206 SparcSystem::unserialize(Checkpoint
*cp
, const std::string
§ion
)
208 System::unserialize(cp
,section
);
209 resetSymtab
->unserialize("reset_symtab", cp
, section
);
210 hypervisorSymtab
->unserialize("hypervisor_symtab", cp
, section
);
211 openbootSymtab
->unserialize("openboot_symtab", cp
, section
);
212 nvramSymtab
->unserialize("nvram_symtab", cp
, section
);
213 hypervisorDescSymtab
->unserialize("hypervisor_desc_symtab", cp
, section
);
214 partitionDescSymtab
->unserialize("partition_desc_symtab", cp
, section
);
218 SparcSystemParams::create()
220 return new SparcSystem(this);