process.cc revision 4188
12SN/A/* 21762SN/A * Copyright (c) 2003-2004 The Regents of The University of Michigan 32SN/A * All rights reserved. 42SN/A * 52SN/A * Redistribution and use in source and binary forms, with or without 62SN/A * modification, are permitted provided that the following conditions are 72SN/A * met: redistributions of source code must retain the above copyright 82SN/A * notice, this list of conditions and the following disclaimer; 92SN/A * redistributions in binary form must reproduce the above copyright 102SN/A * notice, this list of conditions and the following disclaimer in the 112SN/A * documentation and/or other materials provided with the distribution; 122SN/A * neither the name of the copyright holders nor the names of its 132SN/A * contributors may be used to endorse or promote products derived from 142SN/A * this software without specific prior written permission. 152SN/A * 162SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 172SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 182SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 192SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 202SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 212SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 222SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 232SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 242SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 252SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 262SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272665Ssaidi@eecs.umich.edu * 282665Ssaidi@eecs.umich.edu * Authors: Gabe Black 292665Ssaidi@eecs.umich.edu * Ali Saidi 302665Ssaidi@eecs.umich.edu */ 312665Ssaidi@eecs.umich.edu 322SN/A#include "arch/alpha/isa_traits.hh" 332SN/A#include "arch/alpha/process.hh" 344265Sgblack@eecs.umich.edu#include "base/loader/object_file.hh" 352SN/A#include "base/misc.hh" 362SN/A#include "cpu/thread_context.hh" 373506Ssaidi@eecs.umich.edu#include "sim/system.hh" 383506Ssaidi@eecs.umich.edu 392SN/A 404266Sgblack@eecs.umich.eduusing namespace AlphaISA; 412973Sgblack@eecs.umich.eduusing namespace std; 423584Ssaidi@eecs.umich.edu 4356SN/AAlphaLiveProcess::AlphaLiveProcess(const std::string &nm, ObjectFile *objFile, 444265Sgblack@eecs.umich.edu System *_system, int stdin_fd, int stdout_fd, int stderr_fd, 453614Sgblack@eecs.umich.edu std::vector<std::string> &argv, std::vector<std::string> &envp, 461717SN/A const std::string &cwd, 472518SN/A uint64_t _uid, uint64_t _euid, uint64_t _gid, uint64_t _egid, 4856SN/A uint64_t _pid, uint64_t _ppid) 494762Snate@binkert.org : LiveProcess(nm, objFile, _system, stdin_fd, stdout_fd, stderr_fd, 502518SN/A argv, envp, cwd, _uid, _euid, _gid, _egid, _pid, _ppid) 512SN/A{ 523614Sgblack@eecs.umich.edu brk_point = objFile->dataBase() + objFile->dataSize() + objFile->bssSize(); 533614Sgblack@eecs.umich.edu brk_point = roundUp(brk_point, VMPageSize); 543614Sgblack@eecs.umich.edu 553614Sgblack@eecs.umich.edu // Set up stack. On Alpha, stack goes below text section. This 563065Sgblack@eecs.umich.edu // code should get moved to some architecture-specific spot. 573065Sgblack@eecs.umich.edu stack_base = objFile->textBase() - (409600+4096); 583506Ssaidi@eecs.umich.edu 593065Sgblack@eecs.umich.edu // Set up region for mmaps. Tru64 seems to start just above 0 and 602SN/A // grow up from there. 612973Sgblack@eecs.umich.edu mmap_start = mmap_end = 0x10000; 622SN/A 633840Shsul@eecs.umich.edu // Set pointer for next thread stack. Reserve 8M for main stack. 643825Ssaidi@eecs.umich.edu next_thread_stack_base = stack_base - (8 * 1024 * 1024); 653903Ssaidi@eecs.umich.edu 663840Shsul@eecs.umich.edu} 673825Ssaidi@eecs.umich.edu 683506Ssaidi@eecs.umich.eduvoid 693506Ssaidi@eecs.umich.eduAlphaLiveProcess::startup() 704265Sgblack@eecs.umich.edu{ 714054Sbinkertn@umich.edu argsInit(MachineBytes, VMPageSize); 724054Sbinkertn@umich.edu 734054Sbinkertn@umich.edu threadContexts[0]->setIntReg(GlobalPointerReg, objFile->globalPointer()); 744054Sbinkertn@umich.edu} 754054Sbinkertn@umich.edu 764054Sbinkertn@umich.edu 774054Sbinkertn@umich.edu