process.cc

来自「M5,一个功能强大的多处理器系统模拟器.很多针对处理器架构,性能的研究都使用它作」· CC 代码 · 共 344 行 · 第 1/2 页

/*
 * Copyright (c) 2003, 2004, 2005
 * The Regents of The University of Michigan
 * All Rights Reserved
 *
 * This code is part of the M5 simulator.
 *
 * Permission is granted to use, copy, create derivative works and
 * redistribute this software and such derivative works for any
 * purpose, so long as the copyright notice above, this grant of
 * permission, and the disclaimer below appear in all copies made; and
 * so long as the name of The University of Michigan is not used in
 * any advertising or publicity pertaining to the use or distribution
 * of this software without specific, written prior authorization.
 *
 * THIS SOFTWARE IS PROVIDED AS IS, WITHOUT REPRESENTATION FROM THE
 * UNIVERSITY OF MICHIGAN AS TO ITS FITNESS FOR ANY PURPOSE, AND
 * WITHOUT WARRANTY BY THE UNIVERSITY OF MICHIGAN OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE. THE REGENTS OF THE UNIVERSITY OF MICHIGAN SHALL NOT BE
 * LIABLE FOR ANY DAMAGES, INCLUDING DIRECT, SPECIAL, INDIRECT,
 * INCIDENTAL, OR CONSEQUENTIAL DAMAGES, WITH RESPECT TO ANY CLAIM
 * ARISING OUT OF OR IN CONNECTION WITH THE USE OF THE SOFTWARE, EVEN
 * IF IT HAS BEEN OR IS HEREAFTER ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGES.
 *
 * Authors: Ali G. Saidi
 */


#include "arch/sparc/isa_traits.hh"
#include "arch/sparc/solaris/process.hh"
#include "arch/sparc/regfile.hh"

#include "base/trace.hh"
#include "cpu/thread_context.hh"
#include "kern/solaris/solaris.hh"

#include "sim/process.hh"
#include "sim/syscall_emul.hh"

using namespace std;
using namespace SparcISA;


/// Target uname() handler.
static SyscallReturn
unameFunc(SyscallDesc *desc, int callnum, LiveProcess *process,
          ThreadContext *tc)
{
    TypedBufferArg<Solaris::utsname> name(tc->getSyscallArg(0));

    strcpy(name->sysname, "SunOS");
    strcpy(name->nodename, "m5.eecs.umich.edu");
    strcpy(name->release, "5.9"); //?? do we want this or something newer?
    strcpy(name->version, "Generic_118558-21");
    strcpy(name->machine, "sun4u");

    name.copyOut(tc->getMemPort());

    return 0;
}


SyscallDesc SparcSolarisProcess::syscallDescs[] = {
    /* 0 */ SyscallDesc("syscall", unimplementedFunc),
    /* 1 */ SyscallDesc("exit", exitFunc),
    /* 2 */ SyscallDesc("fork", unimplementedFunc),
    /* 3 */ SyscallDesc("read", readFunc),
    /* 4 */ SyscallDesc("write", writeFunc),
    /* 5 */ SyscallDesc("open", openFunc<SparcSolaris>),
    /* 6 */ SyscallDesc("close", closeFunc),
    /* 7 */ SyscallDesc("wait", unimplementedFunc),
    /* 8 */ SyscallDesc("creat", unimplementedFunc),
    /* 9 */ SyscallDesc("link", unimplementedFunc),
    /* 10 */ SyscallDesc("unlink", unlinkFunc),
    /* 11 */ SyscallDesc("exec", unimplementedFunc),
    /* 12 */ SyscallDesc("chdir", unimplementedFunc),
    /* 13 */ SyscallDesc("time", unimplementedFunc),
    /* 14 */ SyscallDesc("mknod", unimplementedFunc),
    /* 15 */ SyscallDesc("chmod", chmodFunc<Solaris>),
    /* 16 */ SyscallDesc("chown", chownFunc),
    /* 17 */ SyscallDesc("brk", obreakFunc),
    /* 18 */ SyscallDesc("stat", unimplementedFunc),
    /* 19 */ SyscallDesc("lseek", lseekFunc),
    /* 20 */ SyscallDesc("getpid", getpidFunc),
    /* 21 */ SyscallDesc("mount", unimplementedFunc),
    /* 22 */ SyscallDesc("umount", unimplementedFunc),
    /* 23 */ SyscallDesc("setuid", setuidFunc),
    /* 24 */ SyscallDesc("getuid", getuidFunc),
    /* 25 */ SyscallDesc("stime", unimplementedFunc),
    /* 26 */ SyscallDesc("pcsample", unimplementedFunc),
    /* 27 */ SyscallDesc("alarm", unimplementedFunc),
    /* 28 */ SyscallDesc("fstat", fstatFunc<SparcSolaris>),
    /* 29 */ SyscallDesc("pause", unimplementedFunc),
    /* 30 */ SyscallDesc("utime", unimplementedFunc),
    /* 31 */ SyscallDesc("stty", unimplementedFunc),
    /* 32 */ SyscallDesc("gtty", unimplementedFunc),
    /* 33 */ SyscallDesc("access", unimplementedFunc),
    /* 34 */ SyscallDesc("nice", unimplementedFunc),
    /* 35 */ SyscallDesc("statfs", unimplementedFunc),
    /* 36 */ SyscallDesc("sync", unimplementedFunc),
    /* 37 */ SyscallDesc("kill", unimplementedFunc),
    /* 38 */ SyscallDesc("fstatfs", unimplementedFunc),
    /* 39 */ SyscallDesc("pgrpsys", unimplementedFunc),
    /* 40 */ SyscallDesc("xenix", unimplementedFunc),
    /* 41 */ SyscallDesc("dup", unimplementedFunc),
    /* 42 */ SyscallDesc("pipe", pipePseudoFunc),
    /* 43 */ SyscallDesc("times", unimplementedFunc),
    /* 44 */ SyscallDesc("profil", unimplementedFunc),
    /* 45 */ SyscallDesc("plock", unimplementedFunc),
    /* 46 */ SyscallDesc("setgid", unimplementedFunc),
    /* 47 */ SyscallDesc("getgid", getgidFunc),
    /* 48 */ SyscallDesc("signal", unimplementedFunc),
    /* 49 */ SyscallDesc("msgsys", unimplementedFunc),
    /* 50 */ SyscallDesc("syssun", unimplementedFunc),
    /* 51 */ SyscallDesc("acct", unimplementedFunc),
    /* 52 */ SyscallDesc("shmsys", unimplementedFunc),
    /* 53 */ SyscallDesc("semsys", unimplementedFunc),
    /* 54 */ SyscallDesc("ioctl", unimplementedFunc),
    /* 55 */ SyscallDesc("uadmin", unimplementedFunc),
    /* 56 */ SyscallDesc("RESERVED", unimplementedFunc),
    /* 57 */ SyscallDesc("utssys", unimplementedFunc),
    /* 58 */ SyscallDesc("fdsync", unimplementedFunc),
    /* 59 */ SyscallDesc("execve", unimplementedFunc),
    /* 60 */ SyscallDesc("umask", unimplementedFunc),
    /* 61 */ SyscallDesc("chroot", unimplementedFunc),
    /* 62 */ SyscallDesc("fcntl", unimplementedFunc),
    /* 63 */ SyscallDesc("ulimit", unimplementedFunc),
    /* 64 */ SyscallDesc("reserved_64", unimplementedFunc),
    /* 65 */ SyscallDesc("reserved_65", unimplementedFunc),
    /* 66 */ SyscallDesc("reserved_66", unimplementedFunc),
    /* 67 */ SyscallDesc("reserved_67", unimplementedFunc),
    /* 68 */ SyscallDesc("reserved_68", unimplementedFunc),
    /* 69 */ SyscallDesc("reserved_69", unimplementedFunc),
    /* 70 */ SyscallDesc("tasksys", unimplementedFunc),
    /* 71 */ SyscallDesc("acctctl", unimplementedFunc),
    /* 72 */ SyscallDesc("reserved_72", unimplementedFunc),
    /* 73 */ SyscallDesc("getpagesizes", unimplementedFunc),
    /* 74 */ SyscallDesc("rctlsys", unimplementedFunc),
    /* 75 */ SyscallDesc("issetugid", unimplementedFunc),
    /* 76 */ SyscallDesc("fsat", unimplementedFunc),
    /* 77 */ SyscallDesc("lwp_park", unimplementedFunc),
    /* 78 */ SyscallDesc("sendfilev", unimplementedFunc),
    /* 79 */ SyscallDesc("rmdir", unimplementedFunc),
    /* 80 */ SyscallDesc("mkdir", unimplementedFunc),
    /* 81 */ SyscallDesc("getdents", unimplementedFunc),
    /* 82 */ SyscallDesc("reserved_82", unimplementedFunc),
    /* 83 */ SyscallDesc("reserved_83", unimplementedFunc),
    /* 84 */ SyscallDesc("sysfs", unimplementedFunc),
    /* 85 */ SyscallDesc("getmsg", unimplementedFunc),
    /* 86 */ SyscallDesc("putmsg", unimplementedFunc),
    /* 87 */ SyscallDesc("poll", unimplementedFunc),
    /* 88 */ SyscallDesc("lstat", unimplementedFunc),
    /* 89 */ SyscallDesc("symlink", unimplementedFunc),
    /* 90 */ SyscallDesc("readlink", unimplementedFunc),
    /* 91 */ SyscallDesc("setgroups", unimplementedFunc),
    /* 92 */ SyscallDesc("getgroups", unimplementedFunc),
    /* 93 */ SyscallDesc("fchmod", unimplementedFunc),
    /* 94 */ SyscallDesc("fchown", unimplementedFunc),
    /* 95 */ SyscallDesc("sigprocmask", unimplementedFunc),
    /* 96 */ SyscallDesc("sigsuspend", unimplementedFunc),
    /* 97 */ SyscallDesc("sigaltstack", unimplementedFunc),
    /* 98 */ SyscallDesc("sigaction", unimplementedFunc),
    /* 99 */ SyscallDesc("sigpending", unimplementedFunc),
    /* 100 */ SyscallDesc("context", unimplementedFunc),
    /* 101 */ SyscallDesc("evsys", unimplementedFunc),
    /* 102 */ SyscallDesc("evtrapret", unimplementedFunc),
    /* 103 */ SyscallDesc("statvfs", unimplementedFunc),
    /* 104 */ SyscallDesc("fstatvfs", unimplementedFunc),
    /* 105 */ SyscallDesc("getloadavg", unimplementedFunc),