system.cc revision 5612
13534Sgblack@eecs.umich.edu/* 23534Sgblack@eecs.umich.edu * Copyright (c) 2002-2006 The Regents of The University of Michigan 33534Sgblack@eecs.umich.edu * All rights reserved. 43534Sgblack@eecs.umich.edu * 53534Sgblack@eecs.umich.edu * Redistribution and use in source and binary forms, with or without 63534Sgblack@eecs.umich.edu * modification, are permitted provided that the following conditions are 73534Sgblack@eecs.umich.edu * met: redistributions of source code must retain the above copyright 83534Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer; 93534Sgblack@eecs.umich.edu * redistributions in binary form must reproduce the above copyright 103534Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer in the 113534Sgblack@eecs.umich.edu * documentation and/or other materials provided with the distribution; 123534Sgblack@eecs.umich.edu * neither the name of the copyright holders nor the names of its 133534Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 143534Sgblack@eecs.umich.edu * this software without specific prior written permission. 153534Sgblack@eecs.umich.edu * 163534Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 173534Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 183534Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 193534Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 203534Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 213534Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 223534Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 233534Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 243534Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 253534Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 263534Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 273534Sgblack@eecs.umich.edu * 283534Sgblack@eecs.umich.edu * Authors: Ali Saidi 293534Sgblack@eecs.umich.edu */ 303534Sgblack@eecs.umich.edu 313534Sgblack@eecs.umich.edu#include "arch/sparc/system.hh" 324202Sbinkertn@umich.edu#include "arch/vtophys.hh" 333534Sgblack@eecs.umich.edu#include "base/remote_gdb.hh" 344202Sbinkertn@umich.edu#include "base/loader/object_file.hh" 354486Sbinkertn@umich.edu#include "base/loader/symtab.hh" 365794Ssaidi@eecs.umich.edu#include "base/trace.hh" 374486Sbinkertn@umich.edu#include "mem/physical.hh" 384486Sbinkertn@umich.edu#include "params/SparcSystem.hh" 394486Sbinkertn@umich.edu#include "sim/byteswap.hh" 404486Sbinkertn@umich.edu 414486Sbinkertn@umich.edu 424486Sbinkertn@umich.eduusing namespace BigEndianGuest; 434486Sbinkertn@umich.edu 445478Snate@binkert.orgSparcSystem::SparcSystem(Params *p) 454486Sbinkertn@umich.edu : System(p), sysTick(0),funcRomPort(p->name + "-fromport"), 464486Sbinkertn@umich.edu funcNvramPort(p->name + "-fnvramport"), 474202Sbinkertn@umich.edu funcHypDescPort(p->name + "-fhypdescport"), 485794Ssaidi@eecs.umich.edu funcPartDescPort(p->name + "-fpartdescport") 494202Sbinkertn@umich.edu{ 504202Sbinkertn@umich.edu resetSymtab = new SymbolTable; 515485Snate@binkert.org hypervisorSymtab = new SymbolTable; 524202Sbinkertn@umich.edu openbootSymtab = new SymbolTable; 534202Sbinkertn@umich.edu nvramSymtab = new SymbolTable; 544202Sbinkertn@umich.edu hypervisorDescSymtab = new SymbolTable; 554202Sbinkertn@umich.edu partitionDescSymtab = new SymbolTable; 564762Snate@binkert.org 574218Ssaidi@eecs.umich.edu Port *rom_port; 584202Sbinkertn@umich.edu rom_port = params()->rom->getPort("functional"); 594202Sbinkertn@umich.edu funcRomPort.setPeer(rom_port); 605443Sgblack@eecs.umich.edu rom_port->setPeer(&funcRomPort); 614202Sbinkertn@umich.edu 624202Sbinkertn@umich.edu rom_port = params()->nvram->getPort("functional"); 635392Sgblack@eecs.umich.edu funcNvramPort.setPeer(rom_port); 644202Sbinkertn@umich.edu rom_port->setPeer(&funcNvramPort); 654202Sbinkertn@umich.edu 664202Sbinkertn@umich.edu rom_port = params()->hypervisor_desc->getPort("functional"); 674202Sbinkertn@umich.edu funcHypDescPort.setPeer(rom_port); 684202Sbinkertn@umich.edu rom_port->setPeer(&funcHypDescPort); 694202Sbinkertn@umich.edu 704762Snate@binkert.org rom_port = params()->partition_desc->getPort("functional"); 715478Snate@binkert.org funcPartDescPort.setPeer(rom_port); 724202Sbinkertn@umich.edu rom_port->setPeer(&funcPartDescPort); 734202Sbinkertn@umich.edu 745192Ssaidi@eecs.umich.edu /** 755192Ssaidi@eecs.umich.edu * Load the boot code, and hypervisor into memory. 765192Ssaidi@eecs.umich.edu */ 775192Ssaidi@eecs.umich.edu // Read the reset binary 785794Ssaidi@eecs.umich.edu reset = createObjectFile(params()->reset_bin, true); 795192Ssaidi@eecs.umich.edu if (reset == NULL) 805192Ssaidi@eecs.umich.edu fatal("Could not load reset binary %s", params()->reset_bin); 815192Ssaidi@eecs.umich.edu 825192Ssaidi@eecs.umich.edu // Read the openboot binary 835192Ssaidi@eecs.umich.edu openboot = createObjectFile(params()->openboot_bin, true); 845192Ssaidi@eecs.umich.edu if (openboot == NULL) 855192Ssaidi@eecs.umich.edu fatal("Could not load openboot bianry %s", params()->openboot_bin); 865192Ssaidi@eecs.umich.edu 875192Ssaidi@eecs.umich.edu // Read the hypervisor binary 885192Ssaidi@eecs.umich.edu hypervisor = createObjectFile(params()->hypervisor_bin, true); 895192Ssaidi@eecs.umich.edu if (hypervisor == NULL) 905443Sgblack@eecs.umich.edu fatal("Could not load hypervisor binary %s", params()->hypervisor_bin); 915192Ssaidi@eecs.umich.edu 925392Sgblack@eecs.umich.edu // Read the nvram image 935192Ssaidi@eecs.umich.edu nvram = createObjectFile(params()->nvram_bin, true); 945192Ssaidi@eecs.umich.edu if (nvram == NULL) 955192Ssaidi@eecs.umich.edu fatal("Could not load nvram image %s", params()->nvram_bin); 965192Ssaidi@eecs.umich.edu 975478Snate@binkert.org // Read the hypervisor description image 985478Snate@binkert.org hypervisor_desc = createObjectFile(params()->hypervisor_desc_bin, true); 995192Ssaidi@eecs.umich.edu if (hypervisor_desc == NULL) 1005192Ssaidi@eecs.umich.edu fatal("Could not load hypervisor description image %s", 1015192Ssaidi@eecs.umich.edu params()->hypervisor_desc_bin); 1025192Ssaidi@eecs.umich.edu 1035192Ssaidi@eecs.umich.edu // Read the partition description image 1045763Ssaidi@eecs.umich.edu partition_desc = createObjectFile(params()->partition_desc_bin, true); 1055192Ssaidi@eecs.umich.edu if (partition_desc == NULL) 1065192Ssaidi@eecs.umich.edu fatal("Could not load partition description image %s", 1075192Ssaidi@eecs.umich.edu params()->partition_desc_bin); 1085192Ssaidi@eecs.umich.edu 109 110 // Load reset binary into memory 111 reset->setTextBase(params()->reset_addr); 112 reset->loadSections(&funcRomPort); 113 // Load the openboot binary 114 openboot->setTextBase(params()->openboot_addr); 115 openboot->loadSections(&funcRomPort); 116 // Load the hypervisor binary 117 hypervisor->setTextBase(params()->hypervisor_addr); 118 hypervisor->loadSections(&funcRomPort); 119 // Load the nvram image 120 nvram->setTextBase(params()->nvram_addr); 121 nvram->loadSections(&funcNvramPort); 122 // Load the hypervisor description image 123 hypervisor_desc->setTextBase(params()->hypervisor_desc_addr); 124 hypervisor_desc->loadSections(&funcHypDescPort); 125 // Load the partition description image 126 partition_desc->setTextBase(params()->partition_desc_addr); 127 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