abc76f20cb
creation and initialization now happens in python. Parameter objects are generated and initialized by python. The .ini file is now solely for debugging purposes and is not used in construction of the objects in any way. --HG-- extra : convert_revision : 7e722873e417cb3d696f2e34c35ff488b7bff4ed
223 lines
8.1 KiB
C++
223 lines
8.1 KiB
C++
/*
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* Copyright (c) 2002-2006 The Regents of The University of Michigan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors: Ali Saidi
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*/
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#include "arch/sparc/system.hh"
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#include "arch/vtophys.hh"
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#include "base/remote_gdb.hh"
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#include "base/loader/object_file.hh"
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#include "base/loader/symtab.hh"
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#include "base/trace.hh"
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#include "mem/physical.hh"
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#include "params/SparcSystem.hh"
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#include "sim/byteswap.hh"
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using namespace BigEndianGuest;
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SparcSystem::SparcSystem(Params *p)
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: System(p), sysTick(0),funcRomPort(p->name + "-fromport"),
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funcNvramPort(p->name + "-fnvramport"),
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funcHypDescPort(p->name + "-fhypdescport"),
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funcPartDescPort(p->name + "-fpartdescport")
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{
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resetSymtab = new SymbolTable;
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hypervisorSymtab = new SymbolTable;
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openbootSymtab = new SymbolTable;
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nvramSymtab = new SymbolTable;
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hypervisorDescSymtab = new SymbolTable;
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partitionDescSymtab = new SymbolTable;
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Port *rom_port;
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rom_port = params()->rom->getPort("functional");
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funcRomPort.setPeer(rom_port);
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rom_port->setPeer(&funcRomPort);
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rom_port = params()->nvram->getPort("functional");
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funcNvramPort.setPeer(rom_port);
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rom_port->setPeer(&funcNvramPort);
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rom_port = params()->hypervisor_desc->getPort("functional");
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funcHypDescPort.setPeer(rom_port);
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rom_port->setPeer(&funcHypDescPort);
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rom_port = params()->partition_desc->getPort("functional");
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funcPartDescPort.setPeer(rom_port);
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rom_port->setPeer(&funcPartDescPort);
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/**
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* Load the boot code, and hypervisor into memory.
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*/
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// Read the reset binary
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reset = createObjectFile(params()->reset_bin, true);
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if (reset == NULL)
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fatal("Could not load reset binary %s", params()->reset_bin);
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// Read the openboot binary
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openboot = createObjectFile(params()->openboot_bin, true);
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if (openboot == NULL)
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fatal("Could not load openboot bianry %s", params()->openboot_bin);
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// Read the hypervisor binary
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hypervisor = createObjectFile(params()->hypervisor_bin, true);
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if (hypervisor == NULL)
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fatal("Could not load hypervisor binary %s", params()->hypervisor_bin);
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// Read the nvram image
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nvram = createObjectFile(params()->nvram_bin, true);
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if (nvram == NULL)
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fatal("Could not load nvram image %s", params()->nvram_bin);
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// Read the hypervisor description image
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hypervisor_desc = createObjectFile(params()->hypervisor_desc_bin, true);
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if (hypervisor_desc == NULL)
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fatal("Could not load hypervisor description image %s",
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params()->hypervisor_desc_bin);
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// Read the partition description image
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partition_desc = createObjectFile(params()->partition_desc_bin, true);
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if (partition_desc == NULL)
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fatal("Could not load partition description image %s",
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params()->partition_desc_bin);
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// Load reset binary into memory
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reset->setTextBase(params()->reset_addr);
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reset->loadSections(&funcRomPort);
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// Load the openboot binary
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openboot->setTextBase(params()->openboot_addr);
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openboot->loadSections(&funcRomPort);
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// Load the hypervisor binary
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hypervisor->setTextBase(params()->hypervisor_addr);
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hypervisor->loadSections(&funcRomPort);
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// Load the nvram image
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nvram->setTextBase(params()->nvram_addr);
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nvram->loadSections(&funcNvramPort);
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// Load the hypervisor description image
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hypervisor_desc->setTextBase(params()->hypervisor_desc_addr);
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hypervisor_desc->loadSections(&funcHypDescPort);
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// Load the partition description image
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partition_desc->setTextBase(params()->partition_desc_addr);
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partition_desc->loadSections(&funcPartDescPort);
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// load symbols
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if (!reset->loadGlobalSymbols(resetSymtab))
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panic("could not load reset symbols\n");
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if (!openboot->loadGlobalSymbols(openbootSymtab))
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panic("could not load openboot symbols\n");
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if (!hypervisor->loadLocalSymbols(hypervisorSymtab))
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panic("could not load hypervisor symbols\n");
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if (!nvram->loadLocalSymbols(nvramSymtab))
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panic("could not load nvram symbols\n");
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if (!hypervisor_desc->loadLocalSymbols(hypervisorDescSymtab))
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panic("could not load hypervisor description symbols\n");
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if (!partition_desc->loadLocalSymbols(partitionDescSymtab))
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panic("could not load partition description symbols\n");
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// load symbols into debug table
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if (!reset->loadGlobalSymbols(debugSymbolTable))
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panic("could not load reset symbols\n");
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if (!openboot->loadGlobalSymbols(debugSymbolTable))
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panic("could not load openboot symbols\n");
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if (!hypervisor->loadLocalSymbols(debugSymbolTable))
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panic("could not load hypervisor symbols\n");
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// Strip off the rom address so when the hypervisor is copied into memory we
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// have symbols still
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if (!hypervisor->loadLocalSymbols(debugSymbolTable, 0xFFFFFF))
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panic("could not load hypervisor symbols\n");
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if (!nvram->loadGlobalSymbols(debugSymbolTable))
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panic("could not load reset symbols\n");
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if (!hypervisor_desc->loadGlobalSymbols(debugSymbolTable))
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panic("could not load hypervisor description symbols\n");
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if (!partition_desc->loadLocalSymbols(debugSymbolTable))
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panic("could not load partition description symbols\n");
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// @todo any fixup code over writing data in binaries on setting break
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// events on functions should happen here.
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}
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SparcSystem::~SparcSystem()
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{
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delete resetSymtab;
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delete hypervisorSymtab;
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delete openbootSymtab;
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delete nvramSymtab;
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delete hypervisorDescSymtab;
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delete partitionDescSymtab;
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delete reset;
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delete openboot;
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delete hypervisor;
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delete nvram;
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delete hypervisor_desc;
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delete partition_desc;
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}
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void
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SparcSystem::serialize(std::ostream &os)
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{
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System::serialize(os);
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resetSymtab->serialize("reset_symtab", os);
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hypervisorSymtab->serialize("hypervisor_symtab", os);
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openbootSymtab->serialize("openboot_symtab", os);
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nvramSymtab->serialize("nvram_symtab", os);
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hypervisorDescSymtab->serialize("hypervisor_desc_symtab", os);
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partitionDescSymtab->serialize("partition_desc_symtab", os);
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}
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void
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SparcSystem::unserialize(Checkpoint *cp, const std::string §ion)
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{
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System::unserialize(cp,section);
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resetSymtab->unserialize("reset_symtab", cp, section);
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hypervisorSymtab->unserialize("hypervisor_symtab", cp, section);
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openbootSymtab->unserialize("openboot_symtab", cp, section);
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nvramSymtab->unserialize("nvram_symtab", cp, section);
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hypervisorDescSymtab->unserialize("hypervisor_desc_symtab", cp, section);
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partitionDescSymtab->unserialize("partition_desc_symtab", cp, section);
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}
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SparcSystem *
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SparcSystemParams::create()
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{
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return new SparcSystem(this);
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}
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