system.cc revision 5268
12139SN/A/* 22139SN/A * Copyright (c) 2002-2006 The Regents of The University of Michigan 32139SN/A * All rights reserved. 42139SN/A * 52139SN/A * Redistribution and use in source and binary forms, with or without 62139SN/A * modification, are permitted provided that the following conditions are 72139SN/A * met: redistributions of source code must retain the above copyright 82139SN/A * notice, this list of conditions and the following disclaimer; 92139SN/A * redistributions in binary form must reproduce the above copyright 102139SN/A * notice, this list of conditions and the following disclaimer in the 112139SN/A * documentation and/or other materials provided with the distribution; 122139SN/A * neither the name of the copyright holders nor the names of its 132139SN/A * contributors may be used to endorse or promote products derived from 142139SN/A * this software without specific prior written permission. 152139SN/A * 162139SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 172139SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 182139SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 192139SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 202139SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 212139SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 222139SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 232139SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 242139SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 252139SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 262139SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272139SN/A * 282665Ssaidi@eecs.umich.edu * Authors: Ali Saidi 292665Ssaidi@eecs.umich.edu */ 302139SN/A 314202Sbinkertn@umich.edu#include "arch/sparc/system.hh" 322139SN/A#include "arch/vtophys.hh" 334202Sbinkertn@umich.edu#include "base/remote_gdb.hh" 342152SN/A#include "base/loader/object_file.hh" 352152SN/A#include "base/loader/symtab.hh" 362139SN/A#include "base/trace.hh" 372139SN/A#include "mem/physical.hh" 382139SN/A#include "params/SparcSystem.hh" 392139SN/A#include "sim/byteswap.hh" 402139SN/A 412152SN/A 422152SN/Ausing namespace BigEndianGuest; 432139SN/A 442139SN/ASparcSystem::SparcSystem(Params *p) 452139SN/A : System(p), sysTick(0),funcRomPort(p->name + "-fromport"), 462984Sgblack@eecs.umich.edu funcNvramPort(p->name + "-fnvramport"), 472439SN/A funcHypDescPort(p->name + "-fhypdescport"), 483520Sgblack@eecs.umich.edu funcPartDescPort(p->name + "-fpartdescport") 492139SN/A{ 503565Sgblack@eecs.umich.edu resetSymtab = new SymbolTable; 513170Sstever@eecs.umich.edu hypervisorSymtab = new SymbolTable; 523806Ssaidi@eecs.umich.edu openbootSymtab = new SymbolTable; 532439SN/A nvramSymtab = new SymbolTable; 544182Sgblack@eecs.umich.edu hypervisorDescSymtab = new SymbolTable; 552460SN/A partitionDescSymtab = new SymbolTable; 563536Sgblack@eecs.umich.edu 572439SN/A Port *rom_port; 582972Sgblack@eecs.umich.edu rom_port = params()->rom->getPort("functional"); 592171SN/A funcRomPort.setPeer(rom_port); 602439SN/A rom_port->setPeer(&funcRomPort); 612439SN/A 622170SN/A rom_port = params()->nvram->getPort("functional"); 632139SN/A funcNvramPort.setPeer(rom_port); 642139SN/A rom_port->setPeer(&funcNvramPort); 653546Sgblack@eecs.umich.edu 664202Sbinkertn@umich.edu rom_port = params()->hypervisor_desc->getPort("functional"); 672152SN/A funcHypDescPort.setPeer(rom_port); 682152SN/A rom_port->setPeer(&funcHypDescPort); 692152SN/A 702152SN/A rom_port = params()->partition_desc->getPort("functional"); 712152SN/A funcPartDescPort.setPeer(rom_port); 722152SN/A rom_port->setPeer(&funcPartDescPort); 732152SN/A 742152SN/A /** 752152SN/A * Load the boot code, and hypervisor into memory. 762152SN/A */ 772152SN/A // Read the reset binary 782152SN/A reset = createObjectFile(params()->reset_bin, true); 792504SN/A if (reset == NULL) 802504SN/A fatal("Could not load reset binary %s", params()->reset_bin); 812504SN/A 822504SN/A // Read the openboot binary 832152SN/A openboot = createObjectFile(params()->openboot_bin, true); 842504SN/A if (openboot == NULL) 852152SN/A fatal("Could not load openboot bianry %s", params()->openboot_bin); 862152SN/A 872152SN/A // Read the hypervisor binary 882152SN/A hypervisor = createObjectFile(params()->hypervisor_bin, true); 892152SN/A if (hypervisor == NULL) 902152SN/A fatal("Could not load hypervisor binary %s", params()->hypervisor_bin); 912152SN/A 922152SN/A // Read the nvram image 932632Sstever@eecs.umich.edu nvram = createObjectFile(params()->nvram_bin, true); 942155SN/A if (nvram == NULL) 952155SN/A fatal("Could not load nvram image %s", params()->nvram_bin); 962155SN/A 972155SN/A // Read the hypervisor description image 982155SN/A hypervisor_desc = createObjectFile(params()->hypervisor_desc_bin, true); 992155SN/A if (hypervisor_desc == NULL) 1004202Sbinkertn@umich.edu fatal("Could not load hypervisor description image %s", 1012155SN/A params()->hypervisor_desc_bin); 1022155SN/A 1032155SN/A // Read the partition description image 1042152SN/A partition_desc = createObjectFile(params()->partition_desc_bin, true); 1052766Sktlim@umich.edu if (partition_desc == NULL) 1062766Sktlim@umich.edu fatal("Could not load partition description image %s", 1072766Sktlim@umich.edu params()->partition_desc_bin); 1082766Sktlim@umich.edu 1092766Sktlim@umich.edu 1102152SN/A // Load reset binary into memory 1112152SN/A reset->setTextBase(params()->reset_addr); 1122152SN/A reset->loadSections(&funcRomPort); 1132155SN/A // Load the openboot binary 1142152SN/A openboot->setTextBase(params()->openboot_addr); 1152152SN/A openboot->loadSections(&funcRomPort); 1162718Sstever@eecs.umich.edu // Load the hypervisor binary 1172921Sktlim@umich.edu hypervisor->setTextBase(params()->hypervisor_addr); 1182921Sktlim@umich.edu hypervisor->loadSections(&funcRomPort); 1192921Sktlim@umich.edu // Load the nvram image 1202921Sktlim@umich.edu nvram->setTextBase(params()->nvram_addr); 1212921Sktlim@umich.edu nvram->loadSections(&funcNvramPort); 1222921Sktlim@umich.edu // Load the hypervisor description image 1232921Sktlim@umich.edu hypervisor_desc->setTextBase(params()->hypervisor_desc_addr); 1242921Sktlim@umich.edu hypervisor_desc->loadSections(&funcHypDescPort); 1252921Sktlim@umich.edu // Load the partition description image 1262152SN/A partition_desc->setTextBase(params()->partition_desc_addr); 1272152SN/A partition_desc->loadSections(&funcPartDescPort); 128 129 // load symbols 130 if (!reset->loadGlobalSymbols(resetSymtab)) 131 panic("could not load reset symbols\n"); 132 133 if (!openboot->loadGlobalSymbols(openbootSymtab)) 134 panic("could not load openboot symbols\n"); 135 136 if (!hypervisor->loadLocalSymbols(hypervisorSymtab)) 137 panic("could not load hypervisor symbols\n"); 138 139 if (!nvram->loadLocalSymbols(nvramSymtab)) 140 panic("could not load nvram symbols\n"); 141 142 if (!hypervisor_desc->loadLocalSymbols(hypervisorDescSymtab)) 143 panic("could not load hypervisor description symbols\n"); 144 145 if (!partition_desc->loadLocalSymbols(partitionDescSymtab)) 146 panic("could not load partition description symbols\n"); 147 148 // load symbols into debug table 149 if (!reset->loadGlobalSymbols(debugSymbolTable)) 150 panic("could not load reset symbols\n"); 151 152 if (!openboot->loadGlobalSymbols(debugSymbolTable)) 153 panic("could not load openboot symbols\n"); 154 155 if (!hypervisor->loadLocalSymbols(debugSymbolTable)) 156 panic("could not load hypervisor symbols\n"); 157 158 // Strip off the rom address so when the hypervisor is copied into memory we 159 // have symbols still 160 if (!hypervisor->loadLocalSymbols(debugSymbolTable, 0xFFFFFF)) 161 panic("could not load hypervisor symbols\n"); 162 163 if (!nvram->loadGlobalSymbols(debugSymbolTable)) 164 panic("could not load reset symbols\n"); 165 166 if (!hypervisor_desc->loadGlobalSymbols(debugSymbolTable)) 167 panic("could not load hypervisor description symbols\n"); 168 169 if (!partition_desc->loadLocalSymbols(debugSymbolTable)) 170 panic("could not load partition description symbols\n"); 171 172 173 // @todo any fixup code over writing data in binaries on setting break 174 // events on functions should happen here. 175 176} 177 178SparcSystem::~SparcSystem() 179{ 180 delete resetSymtab; 181 delete hypervisorSymtab; 182 delete openbootSymtab; 183 delete nvramSymtab; 184 delete hypervisorDescSymtab; 185 delete partitionDescSymtab; 186 delete reset; 187 delete openboot; 188 delete hypervisor; 189 delete nvram; 190 delete hypervisor_desc; 191 delete partition_desc; 192} 193 194void 195SparcSystem::serialize(std::ostream &os) 196{ 197 System::serialize(os); 198 resetSymtab->serialize("reset_symtab", os); 199 hypervisorSymtab->serialize("hypervisor_symtab", os); 200 openbootSymtab->serialize("openboot_symtab", os); 201 nvramSymtab->serialize("nvram_symtab", os); 202 hypervisorDescSymtab->serialize("hypervisor_desc_symtab", os); 203 partitionDescSymtab->serialize("partition_desc_symtab", os); 204} 205 206 207void 208SparcSystem::unserialize(Checkpoint *cp, const std::string §ion) 209{ 210 System::unserialize(cp,section); 211 resetSymtab->unserialize("reset_symtab", cp, section); 212 hypervisorSymtab->unserialize("hypervisor_symtab", cp, section); 213 openbootSymtab->unserialize("openboot_symtab", cp, section); 214 nvramSymtab->unserialize("nvram_symtab", cp, section); 215 hypervisorDescSymtab->unserialize("hypervisor_desc_symtab", cp, section); 216 partitionDescSymtab->unserialize("partition_desc_symtab", cp, section); 217} 218 219SparcSystem * 220SparcSystemParams::create() 221{ 222 return new SparcSystem(this); 223} 224