| /* |
| * Copyright (c) 2003-2005 The Regents of The University of Michigan |
| * Copyright (c) 2007-2008 The Florida State University |
| * Copyright (c) 2009 The University of Edinburgh |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "arch/power/linux/process.hh" |
| |
| #include "arch/power/isa_traits.hh" |
| #include "arch/power/linux/linux.hh" |
| #include "base/loader/object_file.hh" |
| #include "base/trace.hh" |
| #include "cpu/thread_context.hh" |
| #include "kern/linux/linux.hh" |
| #include "sim/process.hh" |
| #include "sim/syscall_desc.hh" |
| #include "sim/syscall_emul.hh" |
| #include "sim/system.hh" |
| |
| using namespace std; |
| using namespace PowerISA; |
| |
| namespace |
| { |
| |
| class PowerLinuxObjectFileLoader : public Process::Loader |
| { |
| public: |
| Process * |
| load(ProcessParams *params, ::Loader::ObjectFile *obj_file) override |
| { |
| if (obj_file->getArch() != ::Loader::Power) |
| return nullptr; |
| |
| auto opsys = obj_file->getOpSys(); |
| |
| if (opsys == ::Loader::UnknownOpSys) { |
| warn("Unknown operating system; assuming Linux."); |
| opsys = ::Loader::Linux; |
| } |
| |
| if (opsys != ::Loader::Linux) |
| return nullptr; |
| |
| return new PowerLinuxProcess(params, obj_file); |
| } |
| }; |
| |
| PowerLinuxObjectFileLoader loader; |
| |
| } // anonymous namespace |
| |
| /// Target uname() handler. |
| static SyscallReturn |
| unameFunc(SyscallDesc *desc, ThreadContext *tc, VPtr<Linux::utsname> name) |
| { |
| auto process = tc->getProcessPtr(); |
| |
| strcpy(name->sysname, "Linux"); |
| strcpy(name->nodename, "sim.gem5.org"); |
| strcpy(name->release, process->release.c_str()); |
| strcpy(name->version, "#1 Mon Aug 18 11:32:15 EDT 2003"); |
| strcpy(name->machine, "power"); |
| |
| return 0; |
| } |
| |
| SyscallDescTable<PowerProcess::SyscallABI> PowerLinuxProcess::syscallDescs = { |
| { 0, "syscall" }, |
| { 1, "exit", exitFunc }, |
| { 2, "fork" }, |
| { 3, "read", readFunc<PowerLinux> }, |
| { 4, "write", writeFunc<PowerLinux> }, |
| { 5, "open", openFunc<PowerLinux> }, |
| { 6, "close", closeFunc }, |
| { 7, "waitpid" }, //??? |
| { 8, "creat" }, |
| { 9, "link" }, |
| { 10, "unlink", unlinkFunc }, |
| { 11, "execve" }, |
| { 12, "chdir" }, |
| { 13, "time", timeFunc<PowerLinux> }, |
| { 14, "mknod" }, |
| { 15, "chmod", chmodFunc<PowerLinux> }, |
| { 16, "lchown", chownFunc }, |
| { 17, "break", brkFunc }, //??? |
| { 18, "unused#18" }, //??? |
| { 19, "lseek", lseekFunc }, |
| { 20, "getpid", getpidFunc }, |
| { 21, "mount" }, |
| { 22, "umount" }, |
| { 23, "setuid", ignoreFunc }, |
| { 24, "getuid", getuidFunc }, |
| { 25, "stime" }, |
| { 26, "ptrace" }, |
| { 27, "alarm" }, |
| { 28, "unused#28" }, |
| { 29, "pause" }, |
| { 30, "utime" }, |
| { 31, "stty" }, |
| { 32, "gtty" }, |
| { 33, "access" }, |
| { 34, "nice" }, |
| { 35, "ftime" }, |
| { 36, "sync" }, |
| { 37, "kill", ignoreFunc }, |
| { 38, "rename", renameFunc }, |
| { 39, "mkdir" }, |
| { 40, "rmdir" }, |
| { 41, "dup", dupFunc }, |
| { 42, "pipe" }, |
| { 43, "times", timesFunc<PowerLinux> }, |
| { 44, "prof" }, |
| { 45, "brk", brkFunc }, |
| { 46, "setgid" }, |
| { 47, "getgid", getgidFunc }, |
| { 48, "signal", ignoreFunc }, |
| { 49, "geteuid", geteuidFunc }, |
| { 50, "getegid", getegidFunc }, |
| { 51, "acct" }, |
| { 52, "umount2" }, |
| { 53, "lock" }, |
| { 54, "ioctl", ioctlFunc<PowerLinux> }, |
| { 55, "fcntl", fcntlFunc }, |
| { 56, "mpx" }, |
| { 57, "setpgid" }, |
| { 58, "ulimit" }, |
| { 59, "unused#59" }, |
| { 60, "umask", umaskFunc }, |
| { 61, "chroot" }, |
| { 62, "ustat" }, |
| { 63, "dup2" }, |
| { 64, "getppid", getpagesizeFunc }, |
| { 65, "getpgrp" }, |
| { 66, "setsid" }, |
| { 67, "sigaction" }, |
| { 68, "sgetmask" }, |
| { 69, "ssetmask" }, |
| { 70, "setreuid" }, |
| { 71, "setregid" }, |
| { 72, "sigsuspend" }, |
| { 73, "sigpending" }, |
| { 74, "sethostname", ignoreFunc }, |
| { 75, "setrlimit", ignoreFunc }, |
| { 76, "getrlimit" }, |
| { 77, "getrusage", ignoreFunc }, |
| { 78, "gettimeofday" }, |
| { 79, "settimeofday" }, |
| { 80, "getgroups" }, |
| { 81, "setgroups" }, |
| { 82, "reserved#82" }, |
| { 83, "symlink" }, |
| { 84, "unused#84" }, |
| { 85, "readlink", readlinkFunc }, |
| { 86, "uselib" }, |
| { 87, "swapon", gethostnameFunc }, |
| { 88, "reboot" }, |
| { 89, "readdir" }, |
| { 90, "mmap", mmapFunc<PowerLinux> }, |
| { 91, "munmap",munmapFunc }, |
| { 92, "truncate", truncateFunc }, |
| { 93, "ftruncate", ftruncateFunc }, |
| { 94, "fchmod" }, |
| { 95, "fchown" }, |
| { 96, "getpriority" }, |
| { 97, "setpriority" }, |
| { 98, "profil" }, |
| { 99, "statfs" }, |
| { 100, "fstatfs" }, |
| { 101, "ioperm" }, |
| { 102, "socketcall" }, |
| { 103, "syslog" }, |
| { 104, "setitimer" }, |
| { 105, "getitimer" }, |
| { 106, "stat", statFunc<PowerLinux> }, |
| { 107, "lstat" }, |
| { 108, "fstat", fstatFunc<PowerLinux> }, |
| { 109, "unused#109" }, |
| { 110, "iopl" }, |
| { 111, "vhangup" }, |
| { 112, "idle", ignoreFunc }, |
| { 113, "vm86" }, |
| { 114, "wait4" }, |
| { 115, "swapoff" }, |
| { 116, "sysinfo" }, |
| { 117, "ipc" }, |
| { 118, "fsync" }, |
| { 119, "sigreturn" }, |
| { 120, "clone" }, |
| { 121, "setdomainname" }, |
| { 122, "uname", unameFunc }, |
| { 123, "modify_ldt" }, |
| { 124, "adjtimex" }, |
| { 125, "mprotect", ignoreFunc }, |
| { 126, "sigprocmask" }, |
| { 127, "create_module" }, |
| { 128, "init_module" }, |
| { 129, "delete_module" }, |
| { 130, "get_kernel_syms" }, |
| { 131, "quotactl" }, |
| { 132, "getpgid" }, |
| { 133, "fchdir" }, |
| { 134, "bdflush" }, |
| { 135, "sysfs" }, |
| { 136, "personality" }, |
| { 137, "afs_syscall" }, |
| { 138, "setfsuid" }, |
| { 139, "setfsgid" }, |
| { 140, "llseek", _llseekFunc }, |
| { 141, "getdents" }, |
| { 142, "newselect" }, |
| { 143, "flock" }, |
| { 144, "msync" }, |
| { 145, "readv" }, |
| { 146, "writev", writevFunc<PowerLinux> }, |
| { 147, "getsid" }, |
| { 148, "fdatasync" }, |
| { 149, "sysctl" }, |
| { 150, "mlock" }, |
| { 151, "munlock" }, |
| { 152, "mlockall" }, |
| { 153, "munlockall" }, |
| { 154, "sched_setparam" }, |
| { 155, "sched_getparam" }, |
| { 156, "sched_setscheduler" }, |
| { 157, "sched_getscheduler" }, |
| { 158, "sched_yield" }, |
| { 159, "sched_get_priority_max" }, |
| { 160, "sched_get_priority_min" }, |
| { 161, "sched_rr_get_interval" }, |
| { 162, "nanosleep" }, |
| { 163, "mremap" }, |
| { 164, "setresuid" }, |
| { 165, "getresuid" }, |
| { 166, "vm862" }, |
| { 167, "query_module" }, |
| { 168, "poll" }, |
| { 169, "nfsservctl" }, |
| { 170, "setresgid" }, |
| { 171, "getresgid" }, |
| { 172, "prctl" }, |
| { 173, "rt_sigaction", ignoreFunc }, |
| { 174, "rt_sigprocmask" }, |
| { 175, "unknown#175" }, |
| { 176, "rt_sigpending" }, |
| { 177, "rt_sigtimedwait" }, |
| { 178, "rt_sigqueueinfo", ignoreFunc }, |
| { 179, "rt_sigsuspend" }, |
| { 180, "pread64" }, |
| { 181, "pwrite64" }, |
| { 182, "chown" }, |
| { 183, "getcwd" }, |
| { 184, "capget" }, |
| { 185, "capset" }, |
| { 186, "sigaltstack" }, |
| { 187, "sendfile" }, |
| { 188, "getpmsg" }, |
| { 189, "putpmsg" }, |
| { 190, "ugetrlimit", ignoreFunc }, |
| { 191, "getrlimit" }, |
| { 192, "mmap2", mmapFunc<PowerLinux> }, |
| { 193, "truncate64" }, |
| { 194, "ftruncate64", ftruncate64Func }, |
| { 195, "stat64", stat64Func<PowerLinux> }, |
| { 196, "lstat64", lstat64Func<PowerLinux> }, |
| { 197, "fstat64", fstat64Func<PowerLinux> }, |
| { 198, "lchown" }, |
| { 199, "getuid", getuidFunc }, |
| { 200, "getgid", getgidFunc }, |
| { 201, "geteuid", geteuidFunc }, |
| { 202, "getegid", getegidFunc }, |
| { 203, "setreuid" }, |
| { 204, "fcntl64", fcntl64Func }, |
| { 205, "getgroups" }, |
| { 206, "setgroups" }, |
| { 207, "fchown" }, |
| { 208, "setresuid" }, |
| { 209, "getresuid" }, |
| { 210, "setresgid" }, |
| { 211, "getresgid" }, |
| { 212, "chown" }, |
| { 213, "setuid" }, |
| { 214, "setgid" }, |
| { 215, "setfsuid" }, |
| { 216, "setfsgid" }, |
| { 217, "getdents64" }, |
| { 218, "pivot_root" }, |
| { 219, "mincore" }, |
| { 220, "madvise" }, |
| { 221, "unknown#221" }, |
| { 222, "tux" }, |
| { 223, "unknown#223" }, |
| { 224, "gettid" }, |
| { 225, "readahead" }, |
| { 226, "setxattr" }, |
| { 227, "lsetxattr" }, |
| { 228, "fsetxattr" }, |
| { 229, "getxattr" }, |
| { 230, "lgetxattr" }, |
| { 231, "fgetxattr" }, |
| { 232, "listxattr" }, |
| { 233, "llistxattr" }, |
| { 234, "exit_group", exitGroupFunc }, |
| { 235, "removexattr" }, |
| { 236, "lremovexattr" }, |
| { 237, "fremovexattr" }, |
| { 238, "tkill" }, |
| { 239, "sendfile64" }, |
| { 240, "futex" }, |
| { 241, "sched_setaffinity" }, |
| { 242, "sched_getaffinity" }, |
| { 243, "io_setup" }, |
| { 244, "io_destory" }, |
| { 245, "io_getevents" }, |
| { 246, "io_submit" }, |
| { 247, "io_cancel" }, |
| { 248, "unknown#248" }, |
| { 249, "lookup_dcookie" }, |
| { 250, "epoll_create" }, |
| { 251, "epoll_ctl" }, |
| { 252, "epoll_wait" }, |
| { 253, "remap_file_pages" }, |
| { 254, "set_thread_area" }, |
| { 255, "get_thread_area" }, |
| { 256, "set_tid_address" }, |
| { 257, "timer_create" }, |
| { 258, "timer_settime" }, |
| { 259, "timer_gettime" }, |
| { 260, "timer_getoverrun" }, |
| { 261, "timer_delete" }, |
| { 262, "clock_settime" }, |
| { 263, "clock_gettime" }, |
| { 264, "clock_getres" }, |
| { 265, "clock_nanosleep" }, |
| { 266, "statfs64" }, |
| { 267, "fstatfs64" }, |
| { 268, "tgkill" }, |
| { 269, "utimes" }, |
| { 270, "arm_fadvise64_64" }, |
| { 271, "pciconfig_iobase" }, |
| { 272, "pciconfig_read" }, |
| { 273, "pciconfig_write" }, |
| { 274, "mq_open" }, |
| { 275, "mq_unlink" }, |
| { 276, "mq_timedsend" }, |
| { 277, "mq_timedreceive" }, |
| { 278, "mq_notify" }, |
| { 279, "mq_getsetattr" }, |
| { 280, "waitid" }, |
| { 281, "socket" }, |
| { 282, "bind" }, |
| { 283, "connect" }, |
| { 284, "listen" }, |
| { 285, "accept" }, |
| { 286, "getsockname" }, |
| { 287, "getpeername" }, |
| { 288, "socketpair" }, |
| { 289, "send" }, |
| { 290, "sendto" }, |
| { 291, "recv" }, |
| { 292, "recvfrom" }, |
| { 293, "shutdown" }, |
| { 294, "setsockopt" }, |
| { 295, "getsockopt" }, |
| { 296, "sendmsg" }, |
| { 297, "rcvmsg" }, |
| { 298, "semop" }, |
| { 299, "semget" }, |
| { 300, "semctl" }, |
| { 301, "msgsend" }, |
| { 302, "msgrcv" }, |
| { 303, "msgget" }, |
| { 304, "msgctl" }, |
| { 305, "shmat" }, |
| { 306, "shmdt" }, |
| { 307, "shmget" }, |
| { 308, "shmctl" }, |
| { 309, "add_key" }, |
| { 310, "request_key" }, |
| { 311, "keyctl" }, |
| { 312, "semtimedop" }, |
| { 313, "vserver" }, |
| { 314, "ioprio_set" }, |
| { 315, "ioprio_get" }, |
| { 316, "inotify_init" }, |
| { 317, "inotify_add_watch" }, |
| { 318, "inotify_rm_watch" }, |
| { 319, "mbind" }, |
| { 320, "get_mempolicy" }, |
| { 321, "set_mempolicy" }, |
| { 322, "openat" }, |
| { 323, "mkdirat" }, |
| { 324, "mknodat" }, |
| { 325, "fchownat" }, |
| { 326, "futimesat" }, |
| { 327, "fstatat64" }, |
| { 328, "unlinkat" }, |
| { 329, "renameat" }, |
| { 330, "linkat" }, |
| { 331, "symlinkat" }, |
| { 332, "readlinkat" }, |
| { 333, "fchmodat" }, |
| { 334, "faccessat" }, |
| { 335, "pselect6" }, |
| { 336, "ppoll" }, |
| { 337, "unshare" }, |
| { 338, "set_robust_list" }, |
| { 339, "get_robust_list" }, |
| { 340, "splice" }, |
| { 341, "arm_sync_file_range" }, |
| { 342, "tee" }, |
| { 343, "vmsplice" }, |
| { 344, "move_pages" }, |
| { 345, "getcpu" }, |
| { 346, "epoll_pwait" }, |
| }; |
| |
| PowerLinuxProcess::PowerLinuxProcess(ProcessParams * params, |
| ::Loader::ObjectFile *objFile) : |
| PowerProcess(params, objFile) |
| {} |
| |
| void |
| PowerLinuxProcess::initState() |
| { |
| PowerProcess::initState(); |
| } |
| |
| void |
| PowerLinuxProcess::syscall(ThreadContext *tc) |
| { |
| PowerProcess::syscall(tc); |
| syscallDescs.get(tc->readIntReg(0))->doSyscall(tc); |
| } |
