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-rw-r--r--kern/linux/linux.hh34
-rw-r--r--kern/linux/linux_syscalls.cc374
-rw-r--r--kern/linux/linux_syscalls.hh322
-rw-r--r--kern/linux/linux_system.cc334
-rw-r--r--kern/linux/linux_system.hh151
-rw-r--r--kern/system_events.cc2
-rw-r--r--kern/system_events.hh2
-rw-r--r--kern/tru64/mbuf.hh2
-rw-r--r--kern/tru64/tru64_events.cc2
-rw-r--r--kern/tru64/tru64_events.hh2
-rw-r--r--kern/tru64/tru64_system.cc35
-rw-r--r--kern/tru64/tru64_system.hh6
12 files changed, 1253 insertions, 13 deletions
diff --git a/kern/linux/linux.hh b/kern/linux/linux.hh
new file mode 100644
index 000000000..9905a0b16
--- /dev/null
+++ b/kern/linux/linux.hh
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2004 The Regents of The University of Michigan
+ * 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.
+ */
+
+#ifndef __LINUX_HH__
+#define __LINUX_HH__
+
+class Linux {};
+
+#endif // __LINUX_HH__
diff --git a/kern/linux/linux_syscalls.cc b/kern/linux/linux_syscalls.cc
new file mode 100644
index 000000000..c3e0bf1e5
--- /dev/null
+++ b/kern/linux/linux_syscalls.cc
@@ -0,0 +1,374 @@
+/*
+ * Copyright (c) 2004 The Regents of The University of Michigan
+ * 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 "kern/linux/linux_syscalls.hh"
+
+namespace {
+ const char *
+ standard_strings[SystemCalls<Linux>::Number] = {
+
+
+ "llseek", //0
+ "newselect", //1
+ "sysctl", //2
+ "access", //3
+ "acct", //4
+ "adjtimex", //5
+ "afs_syscall", //6
+ "alarm", //7
+ "bdflush", //8
+ "break", //9
+
+
+ "brk", //10
+ "capget", //11
+ "capset", //12
+ "chdir", //13
+ "chmod", //14
+ "chown", //15
+ "chown32", //16
+ "chroot", //17
+ "clock_getres", //18
+ "clock_gettime", //19
+
+
+ "clock_nanosleep", //20
+ "clock_settime", //21
+ "clone", //22
+ "close", //23
+ "creat", //24
+ "create_module", //25
+ "delete_module", //26
+ "dup", //27
+ "dup2", //28
+ "epoll_create", //29
+
+
+ "epoll_ctl", //30
+ "epoll_wait", //31
+ "execve", //32
+ "exit", //33
+ "exit_group", //34
+ "fadvise64", //35
+ "fadvise64_64", //36
+ "fchdir", //37
+ "fchmod", //38
+ "fchown", //39
+
+
+ "fchown32", //40
+ "fcntl", //41
+ "fcntl64", //42
+ "fdatasync", //43
+ "fgetxattr", //44
+ "flistxattr", //45
+ "flock", //46
+ "fork", //47
+ "fremovexattr", //48
+ "fsetxattr", //49
+
+
+ "fstat", //50
+ "fstat64", //51
+ "fstatfs", //52
+ "fstatfs64", //53
+ "fsync", //54
+ "ftime", //55
+ "ftruncate", //56
+ "ftruncate64", //57
+ "futex", //58
+ "get_kernel_syms", //59
+
+
+ "get_thread_area", //60
+ "getcwd", //61
+ "getdents", //62
+ "getdents64", //63
+ "getegid", //64
+ "getegid32", //65
+ "geteuid", //66
+ "geteuid32", //67
+ "getgid", //68
+ "getgid32", //69
+
+
+ "getgroups", //70
+ "getgroups32", //71
+ "getitimer", //72
+ "getpgid", //73
+ "getpgrp", //74
+ "getpid", //75
+ "getpmsg", //76
+ "getppid", //77
+ "getpriority", //78
+ "getresgid", //79
+
+
+ "getresgid32", //80
+ "getresuid", //81
+ "getresuid32", //82
+ "getrlimit", //83
+ "getrusage", //84
+ "getsid", //85
+ "gettid", //86
+ "gettimeofday", //87
+ "getuid", //88
+ "getuid32", //89
+
+
+ "getxattr", //90
+ "gtty", //91
+ "idle", //92
+ "init_module", //93
+ "io_cancel", //94
+ "io_destroy", //95
+ "io_getevents", //96
+ "io_setup", //97
+ "io_submit", //98
+ "ioctl", //99
+
+
+ "ioperm", //100
+ "iopl", //101
+ "ipc", //102
+ "kill", //103
+ "lchown", //104
+ "lchown32", //105
+ "lgetxattr", //106
+ "link", //107
+ "listxattr", //108
+ "llistxattr", //109
+
+
+ "lock", //110
+ "lookup_dcookie", //111
+ "lremovexattr", //112
+ "lseek", //113
+ "lsetxattr", //114
+ "lstat", //115
+ "lstat64", //116
+ "madvise", //117
+ "madvise1", //118
+ "mincore", //119
+
+
+ "mkdir", //120
+ "mknod", //121
+ "mlock", //122
+ "mlockall", //123
+ "mmap", //124
+ "mmap2", //125
+ "modify_ldt", //126
+ "mount", //127
+ "mprotect", //128
+ "mpx", //129
+
+
+ "mremap", //130
+ "msync", //131
+ "munlock", //132
+ "munlockall", //133
+ "munmap", //134
+ "nanosleep", //135
+ "nfsservctl", //136
+ "nice", //137
+ "oldfstat", //138
+ "oldlstat", //139
+
+
+ "oldolduname", //140
+ "oldstat", //141
+ "olduname", //142
+ "open", //143
+ "pause", //144
+ "personality", //145
+ "pipe", //146
+ "pivot_root", //147
+ "poll", //148
+ "prctl", //149
+
+
+ "pread64", //150
+ "prof", //151
+ "profil", //152
+ "ptrace", //153
+ "putpmsg", //154
+ "pwrite64", //155
+ "query_module", //156
+ "quotactl", //157
+ "read", //158
+ "readahead", //159
+
+
+ "readdir", //160
+ "readlink", //161
+ "readv", //162
+ "reboot", //163
+ "remap_file_pages", //164
+ "removexattr", //165
+ "rename", //166
+ "restart_syscall", //167
+ "rmdir", //168
+ "rt_sigaction", //169
+
+
+ "rt_sigpending", //170
+ "rt_sigprocmask", //171
+ "rt_sigqueueinfo", //172
+ "rt_sigreturn", //173
+ "rt_sigsuspend", //174
+ "rt_sigtimedwait", //175
+ "sched_get_priority_max", //176
+ "sched_get_priority_min", //177
+ "sched_getaffinity", //178
+ "sched_getparam", //179
+
+
+ "sched_getscheduler", //180
+ "sched_rr_get_interval", //181
+ "sched_setaffinity", //182
+ "sched_setparam", //183
+ "sched_setscheduler", //184
+ "sched_yield", //185
+ "select", //186
+ "sendfile", //187
+ "sendfile64", //188
+ "set_thread_area", //189
+
+
+ "set_tid_address", //190
+ "setdomainname", //191
+ "setfsgid", //192
+ "setfsgid32", //193
+ "setfsuid", //194
+ "setfsuid32", //195
+ "setgid", //196
+ "setgid32", //197
+ "setgroups", //198
+ "setgroups32", //199
+
+
+ "sethostname", //200
+ "setitimer", //201
+ "setpgid", //202
+ "setpriority", //203
+ "setregid", //204
+ "setregid32", //205
+ "setresgid", //206
+ "setresgid32", //207
+ "setresuid", //208
+ "setresuid32", //209
+
+
+ "setreuid", //210
+ "setreuid32", //211
+ "setrlimit", //212
+ "setsid", //213
+ "settimeofday", //214
+ "setuid", //215
+ "setuid32", //216
+ "setxattr", //217
+ "sgetmask", //218
+ "sigaction", //219
+
+
+ "sigaltstack", //220
+ "signal", //221
+ "sigpending", //222
+ "sigprocmask", //223
+ "sigreturn", //224
+ "sigsuspend", //225
+ "socketcall", //226
+ "ssetmask", //227
+ "stat", //228
+ "stat64", //229
+
+
+ "statfs", //230
+ "statfs64", //231
+ "stime", //232
+ "stty", //233
+ "swapoff", //234
+ "swapon", //235
+ "symlink", //236
+ "sync", //237
+ "sysfs", //238
+ "sysinfo", //239
+
+
+ "syslog", //240
+ "tgkill", //241
+ "time", //242
+ "timer_create", //243
+ "timer_delete", //244
+ "timer_getoverrun", //245
+ "timer_gettime", //246
+ "timer_settime", //247
+ "times", //248
+ "tkill", //249
+
+
+ "truncate", //250
+ "truncate64", //251
+ "ugetrlimit", //252
+ "ulimit", //253
+ "umask", //254
+ "umount", //255
+ "umount2", //256
+ "uname", //257
+ "unlink", //258
+ "uselib", //259
+
+
+ "ustat", //260
+ "utime", //261
+ "utimes", //262
+ "vfork", //263
+ "vhangup", //264
+ "vm86", //265
+ "vm86old", //266
+ "vserver", //267
+ "wait4", //268
+ "waitpid", //269
+
+
+ "write", //270
+ "writev", //271
+ };
+
+
+}
+
+const char *
+SystemCalls<Linux>::name(int num)
+{
+ if ((num >= 0) && (num < Number))
+ return standard_strings[num];
+ else
+ return 0;
+}
diff --git a/kern/linux/linux_syscalls.hh b/kern/linux/linux_syscalls.hh
new file mode 100644
index 000000000..a729431a0
--- /dev/null
+++ b/kern/linux/linux_syscalls.hh
@@ -0,0 +1,322 @@
+/*
+ * Copyright (c) 2004 The Regents of The University of Michigan
+ * 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.
+ */
+
+#ifndef __LINUX_SYSCALLS_HH__
+#define __LINUX_SYSCALLS_HH__
+
+#include "targetarch/syscalls.hh"
+#include "kern/linux/linux.hh"
+
+struct SystemCalls<Linux>
+{
+ enum {
+ syscall = 0,
+ llseek = 1,
+ newselect = 2,
+ sysctl = 3,
+ access = 4,
+ acct = 5,
+ adjtimex = 6,
+ afs_syscall = 7,
+ alarm = 8,
+ bdflush = 9,
+ _break = 10, /*renamed from break*/
+ brk = 11,
+ capget = 12,
+ capset = 13,
+ chdir = 14,
+ chmod = 15,
+ chown = 16,
+ chown32 = 17,
+ chroot = 18,
+ clock_getres = 19,
+ clock_gettime = 20,
+ clock_nanosleep = 21,
+ clock_settime = 22,
+ clone = 23,
+ close = 24,
+ creat = 25,
+ create_module = 26,
+ delete_module = 27,
+ dup = 28,
+ dup2 = 29,
+ epoll_create = 30,
+ epoll_ctl = 31,
+ epoll_wait = 32,
+ execve = 33,
+ exit = 34,
+ exit_group = 35,
+ fadvise64 = 36,
+ fadvise64_64 = 37,
+ fchdir = 38,
+ fchmod = 39,
+ fchown = 40,
+ fchown32 = 41,
+ fcntl = 42,
+ fcntl64 = 43,
+ fdatasync = 44,
+ fgetxattr = 45,
+ flistxattr = 46,
+ flock = 47,
+ fork = 48,
+ fremovexattr = 49,
+ fsetxattr = 50,
+ fstat = 51,
+ fstat64 = 52,
+ fstatfs = 53,
+ fstatfs64 = 54,
+ fsync = 55,
+ ftime = 56,
+ ftruncate = 57,
+ ftruncate64 = 58,
+ futex = 59,
+ get_kernel_syms = 60,
+ get_thread_area = 61,
+ getcwd = 62,
+ getdents = 63,
+ getdents64 = 64,
+ getegid = 65,
+ getegid32 = 66,
+ geteuid = 67,
+ geteuid32 = 68,
+ getgid = 69,
+ getgid32 = 70,
+ getgroups = 71,
+ getgroups32 = 72,
+ getitimer = 73,
+ getpgid = 74,
+ getpgrp = 75,
+ getpid = 76,
+ getpmsg = 77,
+ getppid = 78,
+ getpriority = 79,
+ getresgid = 80,
+ getresgid32 = 81,
+ getresuid = 82,
+ getresuid32 = 83,
+ getrlimit = 84,
+ getrusage = 85,
+ getsid = 86,
+ gettid = 87,
+ gettimeofday = 88,
+ getuid = 89,
+ getuid32 = 90,
+ getxattr = 91,
+ gtty = 92,
+ idle = 93,
+ init_module = 94,
+ io_cancel = 95,
+ io_destroy = 96,
+ io_getevents = 97,
+ io_setup = 98,
+ io_submit = 99,
+ ioctl = 100,
+ ioperm = 101,
+ iopl = 102,
+ ipc = 103,
+ kill = 104,
+ lchown = 105,
+ lchown32 = 106,
+ lgetxattr = 107,
+ link = 108,
+ listxattr = 109,
+ llistxattr = 110,
+ lock = 111,
+ lookup_dcookie = 112,
+ lremovexattr = 113,
+ lseek = 114,
+ lsetxattr = 115,
+ lstat = 116,
+ lstat64 = 117,
+ madvise = 118,
+ madvise1 = 119,
+ mincore = 120,
+ mkdir = 121,
+ mknod = 122,
+ mlock = 123,
+ mlockall = 124,
+ mmap = 125,
+ mmap2 = 126,
+ modify_ldt = 127,
+ mount = 128,
+ mprotect = 129,
+ mpx = 130,
+ mremap = 131,
+ msync = 132,
+ munlock = 133,
+ munlockall = 134,
+ munmap = 135,
+ nanosleep = 136,
+ nfsservctl = 137,
+ nice = 138,
+ oldfstat = 139,
+ oldlstat = 140,
+ oldolduname = 141,
+ oldstat = 142,
+ olduname = 143,
+ open = 144,
+ pause = 145,
+ personality = 146,
+ pipe = 147,
+ pivot_root = 148,
+ poll = 149,
+ prctl = 150,
+ pread64 = 151,
+ prof = 152,
+ profil = 153,
+ ptrace = 154,
+ putpmsg = 155,
+ pwrite64 = 156,
+ query_module = 157,
+ quotactl = 158,
+ read = 159,
+ readahead = 160,
+ readdir = 161,
+ readlink = 162,
+ readv = 163,
+ reboot = 164,
+ remap_file_pages = 165,
+ removexattr = 166,
+ rename = 167,
+ restart_syscall = 168,
+ rmdir = 169,
+ rt_sigaction = 170,
+ rt_sigpending = 171,
+ rt_sigprocmask = 172,
+ rt_sigqueueinfo = 173,
+ rt_sigreturn = 174,
+ rt_sigsuspend = 175,
+ rt_sigtimedwait = 176,
+ sched_get_priority_max = 177,
+ sched_get_priority_min = 178,
+ sched_getaffinity = 179,
+ sched_getparam = 180,
+ sched_getscheduler = 181,
+ sched_rr_get_interval = 182,
+ sched_setaffinity = 183,
+ sched_setparam = 184,
+ sched_setscheduler = 185,
+ sched_yield = 186,
+ select = 187,
+ sendfile = 188,
+ sendfile64 = 189,
+ set_thread_area = 190,
+ set_tid_address = 191,
+ setdomainname = 192,
+ setfsgid = 193,
+ setfsgid32 = 194,
+ setfsuid = 195,
+ setfsuid32 = 196,
+ setgid = 197,
+ setgid32 = 198,
+ setgroups = 199,
+ setgroups32 = 200,
+ sethostname = 201,
+ setitimer = 202,
+ setpgid = 203,
+ setpriority = 204,
+ setregid = 205,
+ setregid32 = 206,
+ setresgid = 207,
+ setresgid32 = 208,
+ setresuid = 209,
+ setresuid32 = 210,
+ setreuid = 211,
+ setreuid32 = 212,
+ setrlimit = 213,
+ setsid = 214,
+ settimeofday = 215,
+ setuid = 216,
+ setuid32 = 217,
+ setxattr = 218,
+ sgetmask = 219,
+ sigaction = 220,
+ sigaltstack = 221,
+ signal = 222,
+ sigpending = 223,
+ sigprocmask = 224,
+ sigreturn = 225,
+ sigsuspend = 226,
+ socketcall = 227,
+ ssetmask = 228,
+ stat = 229,
+ stat64 = 230,
+ statfs = 231,
+ statfs64 = 232,
+ stime = 233,
+ stty = 234,
+ swapoff = 235,
+ swapon = 236,
+ symlink = 237,
+ sync = 238,
+ sysfs = 239,
+ sysinfo = 240,
+ syslog = 241,
+ tgkill = 242,
+ time = 243,
+ timer_create = 244,
+ timer_delete = 245,
+ timer_getoverrun = 246,
+ timer_gettime = 247,
+ timer_settime = 248,
+ times = 249,
+ tkill = 250,
+ truncate = 251,
+ truncate64 = 252,
+ ugetrlimit = 253,
+ ulimit = 254,
+ umask = 255,
+ umount = 256,
+ umount2 = 257,
+ uname = 258,
+ unlink = 259,
+ uselib = 260,
+ ustat = 261,
+ utime = 262,
+ utimes = 263,
+ vfork = 264,
+ vhangup = 265,
+ vm86 = 266,
+ vm86old = 267,
+ vserver = 268,
+ wait4 = 269,
+ waitpid = 270,
+ write = 271,
+ writev = 272,
+ Number
+ };
+
+ static const char *name(int num);
+
+ static bool validSyscallNumber(int num) {
+ return num < Number;
+ }
+
+};
+
+#endif // __LINUX_SYSCALLS_HH__
diff --git a/kern/linux/linux_system.cc b/kern/linux/linux_system.cc
new file mode 100644
index 000000000..6287ce470
--- /dev/null
+++ b/kern/linux/linux_system.cc
@@ -0,0 +1,334 @@
+/*
+ * Copyright (c) 2004 The Regents of The University of Michigan
+ * 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.
+ */
+
+/**
+ * @file
+ * linux_system.cc loads the linux kernel, console, pal and patches certain functions.
+ * The symbol tables are loaded so that traces can show the executing function and we can
+ * skip functions. Various delay loops are skipped and their final values manually computed to
+ * speed up boot time.
+ */
+
+#include "base/loader/aout_object.hh"
+#include "base/loader/elf_object.hh"
+#include "base/loader/object_file.hh"
+#include "base/loader/symtab.hh"
+#include "base/remote_gdb.hh"
+#include "base/trace.hh"
+#include "cpu/exec_context.hh"
+#include "cpu/base_cpu.hh"
+#include "kern/linux/linux_events.hh"
+#include "kern/linux/linux_system.hh"
+#include "kern/system_events.hh"
+#include "mem/functional_mem/memory_control.hh"
+#include "mem/functional_mem/physical_memory.hh"
+#include "sim/builder.hh"
+#include "dev/platform.hh"
+#include "targetarch/isa_traits.hh"
+#include "targetarch/vtophys.hh"
+
+extern SymbolTable *debugSymbolTable;
+
+using namespace std;
+
+LinuxSystem::LinuxSystem(const string _name, const uint64_t _init_param,
+ MemoryController *_memCtrl, PhysicalMemory *_physmem,
+ const string &kernel_path, const string &console_path,
+ const string &palcode, const string &boot_osflags,
+ const bool _bin, const vector<string> &_binned_fns)
+ : System(_name, _init_param, _memCtrl, _physmem, _bin, _binned_fns),
+ bin(_bin), binned_fns(_binned_fns)
+{
+ kernelSymtab = new SymbolTable;
+ consoleSymtab = new SymbolTable;
+
+ /**
+ * Load the kernel, pal, and console code into memory
+ */
+ // Load kernel code
+ ObjectFile *kernel = createObjectFile(kernel_path);
+ if (kernel == NULL)
+ fatal("Could not load kernel file %s", kernel_path);
+
+ // Load Console Code
+ ObjectFile *console = createObjectFile(console_path);
+ if (console == NULL)
+ fatal("Could not load console file %s", console_path);
+
+ // Load pal file
+ ObjectFile *pal = createObjectFile(palcode);
+ if (pal == NULL)
+ fatal("Could not load PALcode file %s", palcode);
+ pal->loadSections(physmem, true);
+
+ // Load console file
+ console->loadSections(physmem, true);
+
+ // Load kernel file
+ kernel->loadSections(physmem, true);
+ kernelStart = kernel->textBase();
+ kernelEnd = kernel->bssBase() + kernel->bssSize();
+ kernelEntry = kernel->entryPoint();
+
+ // load symbols
+ if (!kernel->loadGlobalSymbols(kernelSymtab))
+ panic("could not load kernel symbols\n");
+ debugSymbolTable = kernelSymtab;
+
+ if (!kernel->loadLocalSymbols(kernelSymtab))
+ panic("could not load kernel local symbols\n");
+
+ if (!console->loadGlobalSymbols(consoleSymtab))
+ panic("could not load console symbols\n");
+
+ DPRINTF(Loader, "Kernel start = %#x\n"
+ "Kernel end = %#x\n"
+ "Kernel entry = %#x\n",
+ kernelStart, kernelEnd, kernelEntry);
+
+ DPRINTF(Loader, "Kernel loaded...\n");
+
+
+#ifdef DEBUG
+ kernelPanicEvent = new BreakPCEvent(&pcEventQueue, "kernel panic");
+ consolePanicEvent = new BreakPCEvent(&pcEventQueue, "console panic");
+#endif
+
+ skipIdeDelay50msEvent = new SkipFuncEvent(&pcEventQueue,
+ "ide_delay_50ms");
+
+ skipDelayLoopEvent = new LinuxSkipDelayLoopEvent(&pcEventQueue,
+ "calibrate_delay");
+
+ skipCacheProbeEvent = new SkipFuncEvent(&pcEventQueue,
+ "determine_cpu_caches");
+
+ Addr addr = 0;
+
+ /**
+ * find the address of the est_cycle_freq variable and insert it so we don't
+ * through the lengthly process of trying to calculated it by using the PIT,
+ * RTC, etc.
+ */
+ if (kernelSymtab->findAddress("est_cycle_freq", addr)) {
+ Addr paddr = vtophys(physmem, addr);
+ uint8_t *est_cycle_frequency =
+ physmem->dma_addr(paddr, sizeof(uint64_t));
+
+ if (est_cycle_frequency)
+ *(uint64_t *)est_cycle_frequency = ticksPerSecond;
+ }
+
+
+ /**
+ * Copy the osflags (kernel arguments) into the consoles memory. Presently
+ * Linux does use the console service routine to get these command line
+ * arguments, but we might as well make them available just in case.
+ */
+ if (consoleSymtab->findAddress("env_booted_osflags", addr)) {
+ Addr paddr = vtophys(physmem, addr);
+ char *osflags = (char *)physmem->dma_addr(paddr, sizeof(uint32_t));
+
+ if (osflags)
+ strcpy(osflags, boot_osflags.c_str());
+ }
+
+ /**
+ * Since we aren't using a bootloader, we have to copy the kernel arguments
+ * directly into the kernels memory.
+ */
+ {
+ Addr paddr = vtophys(physmem, PARAM_ADDR);
+ char *commandline = (char*)physmem->dma_addr(paddr, sizeof(uint64_t));
+ if (commandline)
+ strcpy(commandline, boot_osflags.c_str());
+ }
+
+
+ /**
+ * Set the hardware reset parameter block system type and revision information
+ * to Tsunami.
+ */
+ if (consoleSymtab->findAddress("xxm_rpb", addr)) {
+ Addr paddr = vtophys(physmem, addr);
+ char *hwprb = (char *)physmem->dma_addr(paddr, sizeof(uint64_t));
+
+ if (hwprb) {
+ *(uint64_t*)(hwprb+0x50) = 34; // Tsunami
+ *(uint64_t*)(hwprb+0x58) = (1<<10); // Plain DP264
+ }
+ else
+ panic("could not translate hwprb addr to set system type/variation\n");
+
+ } else
+ panic("could not find hwprb to set system type/variation\n");
+
+#ifdef DEBUG
+ if (kernelSymtab->findAddress("panic", addr))
+ kernelPanicEvent->schedule(addr);
+ else
+ panic("could not find kernel symbol \'panic\'");
+
+ if (consoleSymtab->findAddress("panic", addr))
+ consolePanicEvent->schedule(addr);
+#endif
+
+ /**
+ * Any time ide_delay_50ms, calibarte_delay or determine_cpu_caches is called
+ * just skip the function. Currently determine_cpu_caches only is used put
+ * information in proc, however if that changes in the future we will have to
+ * fill in the cache size variables appropriately.
+ */
+ if (kernelSymtab->findAddress("ide_delay_50ms", addr))
+ skipIdeDelay50msEvent->schedule(addr+sizeof(MachInst));
+
+ if (kernelSymtab->findAddress("calibrate_delay", addr))
+ skipDelayLoopEvent->schedule(addr+sizeof(MachInst));
+
+ if (kernelSymtab->findAddress("determine_cpu_caches", addr))
+ skipCacheProbeEvent->schedule(addr+sizeof(MachInst));
+}
+
+LinuxSystem::~LinuxSystem()
+{
+ delete kernel;
+ delete console;
+
+ delete kernelSymtab;
+ delete consoleSymtab;
+
+ delete kernelPanicEvent;
+ delete consolePanicEvent;
+ delete skipIdeDelay50msEvent;
+ delete skipDelayLoopEvent;
+ delete skipCacheProbeEvent;
+}
+
+
+void
+LinuxSystem::setDelayLoop(ExecContext *xc)
+{
+ Addr addr = 0;
+ if (kernelSymtab->findAddress("loops_per_jiffy", addr)) {
+ Addr paddr = vtophys(physmem, addr);
+
+ uint8_t *loops_per_jiffy =
+ physmem->dma_addr(paddr, sizeof(uint32_t));
+
+ Tick cpuFreq = xc->cpu->getFreq();
+ Tick intrFreq = platform->interrupt_frequency;
+ *(uint32_t *)loops_per_jiffy =
+ (uint32_t)((cpuFreq / intrFreq) * 0.9988);
+ }
+}
+
+int
+LinuxSystem::registerExecContext(ExecContext *xc)
+{
+ int xcIndex = System::registerExecContext(xc);
+
+ if (xcIndex == 0) {
+ // activate with zero delay so that we start ticking right
+ // away on cycle 0
+ xc->activate(0);
+ }
+
+ RemoteGDB *rgdb = new RemoteGDB(this, xc);
+ GDBListener *gdbl = new GDBListener(rgdb, 7000 + xcIndex);
+ gdbl->listen();
+ /**
+ * Uncommenting this line waits for a remote debugger to connect
+ * to the simulator before continuing.
+ */
+ //gdbl->accept();
+
+ if (remoteGDB.size() <= xcIndex) {
+ remoteGDB.resize(xcIndex+1);
+ }
+
+ remoteGDB[xcIndex] = rgdb;
+
+ return xcIndex;
+}
+
+
+void
+LinuxSystem::replaceExecContext(ExecContext *xc, int xcIndex)
+{
+ System::replaceExecContext(xcIndex, xc);
+ remoteGDB[xcIndex]->replaceExecContext(xc);
+}
+
+bool
+LinuxSystem::breakpoint()
+{
+ return remoteGDB[0]->trap(ALPHA_KENTRY_IF);
+}
+
+BEGIN_DECLARE_SIM_OBJECT_PARAMS(LinuxSystem)
+
+ Param<bool> bin;
+ SimObjectParam<MemoryController *> mem_ctl;
+ SimObjectParam<PhysicalMemory *> physmem;
+ Param<uint64_t> init_param;
+
+ Param<string> kernel_code;
+ Param<string> console_code;
+ Param<string> pal_code;
+ Param<string> boot_osflags;
+ VectorParam<string> binned_fns;
+
+END_DECLARE_SIM_OBJECT_PARAMS(LinuxSystem)
+
+BEGIN_INIT_SIM_OBJECT_PARAMS(LinuxSystem)
+
+
+ INIT_PARAM_DFLT(bin, "is this system to be binned", false),
+ INIT_PARAM(mem_ctl, "memory controller"),
+ INIT_PARAM(physmem, "phsyical memory"),
+ INIT_PARAM_DFLT(init_param, "numerical value to pass into simulator", 0),
+ INIT_PARAM(kernel_code, "file that contains the code"),
+ INIT_PARAM(console_code, "file that contains the console code"),
+ INIT_PARAM(pal_code, "file that contains palcode"),
+ INIT_PARAM_DFLT(boot_osflags, "flags to pass to the kernel during boot",
+ "a"),
+ INIT_PARAM(binned_fns, "functions to be broken down and binned")
+
+
+END_INIT_SIM_OBJECT_PARAMS(LinuxSystem)
+
+CREATE_SIM_OBJECT(LinuxSystem)
+{
+ LinuxSystem *sys = new LinuxSystem(getInstanceName(), init_param, mem_ctl,
+ physmem, kernel_code, console_code,
+ pal_code, boot_osflags, bin, binned_fns);
+
+ return sys;
+}
+
+REGISTER_SIM_OBJECT("LinuxSystem", LinuxSystem)
diff --git a/kern/linux/linux_system.hh b/kern/linux/linux_system.hh
new file mode 100644
index 000000000..4f5a74259
--- /dev/null
+++ b/kern/linux/linux_system.hh
@@ -0,0 +1,151 @@
+/*
+ * Copyright (c) 2004 The Regents of The University of Michigan
+ * 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.
+ */
+
+#ifndef __LINUX_SYSTEM_HH__
+#define __LINUX_SYSTEM_HH__
+
+#include <vector>
+
+#include "sim/system.hh"
+#include "sim/host.hh"
+#include "targetarch/isa_traits.hh"
+
+#include <map>
+
+/**
+ * MAGIC address where the kernel arguments should go. Defined as
+ * PARAM in linux kernel alpha-asm.
+ */
+const Addr PARAM_ADDR = ULL(0xfffffc000030a000);
+
+class ExecContext;
+class ElfObject;
+class SymbolTable;
+
+class BreakPCEvent;
+class LinuxSkipDelayLoopEvent;
+class SkipFuncEvent;
+class FnEvent;
+class AlphaArguments;
+
+/**
+ * This class contains linux specific system code (Loading, Events, Binning).
+ * It points to objects that are the system binaries to load and patches them
+ * appropriately to work in simulator.
+ */
+class LinuxSystem : public System
+{
+ private:
+ /** Object pointer for the kernel code */
+ ElfObject *kernel;
+
+ /** Object pointer for the console code */
+ ElfObject *console;
+
+ /** kernel Symbol table */
+ SymbolTable *kernelSymtab;
+
+ /** console symbol table */
+ SymbolTable *consoleSymtab;
+
+ /** Event to halt the simulator if the kernel calls panic() */
+ BreakPCEvent *kernelPanicEvent;
+
+ /** Event to halt the simulator if the console calls panic() */
+ BreakPCEvent *consolePanicEvent;
+
+ /** Event to skip determine_cpu_caches() because we don't support the
+ * IPRs that the code can access to figure out cache sizes
+ */
+ SkipFuncEvent *skipCacheProbeEvent;
+
+ /** PC based event to skip the ide_delay_50ms() call */
+ SkipFuncEvent *skipIdeDelay50msEvent;
+
+ /** Skip calculate_delay_loop() rather than waiting for this to be
+ * calculated
+ */
+ LinuxSkipDelayLoopEvent *skipDelayLoopEvent;
+
+ /** Begining of kernel code */
+ Addr kernelStart;
+
+ /** End of kernel code */
+ Addr kernelEnd;
+
+ /** Entry point in the kernel to start at */
+ Addr kernelEntry;
+
+ bool bin;
+ std::vector<string> binned_fns;
+
+ public:
+ std::vector<RemoteGDB *> remoteGDB;
+ std::vector<GDBListener *> gdbListen;
+
+ LinuxSystem(const std::string _name,
+ const uint64_t _init_param,
+ MemoryController *_memCtrl,
+ PhysicalMemory *_physmem,
+ const std::string &kernel_path,
+ const std::string &console_path,
+ const std::string &palcode,
+ const std::string &boot_osflags,
+ const bool _bin,
+ const std::vector<std::string> &_binned_fns);
+
+ ~LinuxSystem();
+
+ void setDelayLoop(ExecContext *xc);
+
+ int registerExecContext(ExecContext *xc);
+ void replaceExecContext(ExecContext *xc, int xcIndex);
+
+ /**
+ * Returns the addess the kernel starts at.
+ * @return address the kernel starts at
+ */
+ Addr getKernelStart() const { return kernelStart; }
+
+ /**
+ * Returns the addess the kernel ends at.
+ * @return address the kernel ends at
+ */
+ Addr getKernelEnd() const { return kernelEnd; }
+
+ /**
+ * Returns the addess the entry point to the kernel code.
+ * @return entry point of the kernel code
+ */
+ Addr getKernelEntry() const { return kernelEntry; }
+
+
+ bool breakpoint();
+};
+
+#endif // __LINUX_SYSTEM_HH__
diff --git a/kern/system_events.cc b/kern/system_events.cc
index 011dbce5f..351c3ddb2 100644
--- a/kern/system_events.cc
+++ b/kern/system_events.cc
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2003 The Regents of The University of Michigan
+ * Copyright (c) 2004 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
diff --git a/kern/system_events.hh b/kern/system_events.hh
index dba3f326c..7f658bde9 100644
--- a/kern/system_events.hh
+++ b/kern/system_events.hh
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2003 The Regents of The University of Michigan
+ * Copyright (c) 2004 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
diff --git a/kern/tru64/mbuf.hh b/kern/tru64/mbuf.hh
index a386fa611..d0f8dad2a 100644
--- a/kern/tru64/mbuf.hh
+++ b/kern/tru64/mbuf.hh
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2003 The Regents of The University of Michigan
+ * Copyright (c) 2003-2004 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
diff --git a/kern/tru64/tru64_events.cc b/kern/tru64/tru64_events.cc
index 89b808653..e96cc9c5d 100644
--- a/kern/tru64/tru64_events.cc
+++ b/kern/tru64/tru64_events.cc
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2003 The Regents of The University of Michigan
+ * Copyright (c) 2003-2004 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
diff --git a/kern/tru64/tru64_events.hh b/kern/tru64/tru64_events.hh
index bcf33d686..d6e7c1c97 100644
--- a/kern/tru64/tru64_events.hh
+++ b/kern/tru64/tru64_events.hh
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2003 The Regents of The University of Michigan
+ * Copyright (c) 2003-2004 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
diff --git a/kern/tru64/tru64_system.cc b/kern/tru64/tru64_system.cc
index 0717bcbbe..4395162e4 100644
--- a/kern/tru64/tru64_system.cc
+++ b/kern/tru64/tru64_system.cc
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2003 The Regents of The University of Michigan
+ * Copyright (c) 2003-2004 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -42,18 +42,22 @@
#include "targetarch/isa_traits.hh"
#include "targetarch/vtophys.hh"
+extern SymbolTable *debugSymbolTable;
+
using namespace std;
Tru64System::Tru64System(const string _name, const uint64_t _init_param,
MemoryController *_memCtrl, PhysicalMemory *_physmem,
const string &kernel_path, const string &console_path,
const string &palcode, const string &boot_osflags,
- const bool _bin, const vector<string> &binned_fns)
- : System(_name, _init_param, _memCtrl, _physmem, _bin, binned_fns),
- bin(_bin), binned_fns(binned_fns)
+ const bool _bin, const vector<string> &_binned_fns,
+ const uint64_t system_type, const uint64_t system_rev)
+ : System(_name, _init_param, _memCtrl, _physmem, _bin,_binned_fns),
+ bin(_bin), binned_fns(_binned_fns)
{
kernelSymtab = new SymbolTable;
consoleSymtab = new SymbolTable;
+ debugSymbolTable = kernelSymtab;
ObjectFile *kernel = createObjectFile(kernel_path);
if (kernel == NULL)
@@ -125,6 +129,20 @@ Tru64System::Tru64System(const string _name, const uint64_t _init_param,
strcpy(osflags, boot_osflags.c_str());
}
+ if (consoleSymtab->findAddress("xxm_rpb", addr)) {
+ Addr paddr = vtophys(physmem, addr);
+ char *hwprb = (char *)physmem->dma_addr(paddr, sizeof(uint64_t));
+
+ if (hwprb) {
+ *(uint64_t*)(hwprb+0x50) = system_type;
+ *(uint64_t*)(hwprb+0x58) = system_rev;
+ }
+ else
+ panic("could not translate hwprb addr to set system type/variation\n");
+ } else
+ panic("could not find hwprb to set system type/variation\n");
+
+
#ifdef DEBUG
if (kernelSymtab->findAddress("panic", addr))
kernelPanicEvent->schedule(addr);
@@ -246,6 +264,8 @@ BEGIN_DECLARE_SIM_OBJECT_PARAMS(Tru64System)
Param<string> pal_code;
Param<string> boot_osflags;
VectorParam<string> binned_fns;
+ Param<uint64_t> system_type;
+ Param<uint64_t> system_rev;
END_DECLARE_SIM_OBJECT_PARAMS(Tru64System)
@@ -260,7 +280,10 @@ BEGIN_INIT_SIM_OBJECT_PARAMS(Tru64System)
INIT_PARAM(pal_code, "file that contains palcode"),
INIT_PARAM_DFLT(boot_osflags, "flags to pass to the kernel during boot",
"a"),
- INIT_PARAM(binned_fns, "functions to be broken down and binned")
+ INIT_PARAM(binned_fns, "functions to be broken down and binned"),
+ INIT_PARAM_DFLT(system_type, "Type of system we are emulating", 12),
+ INIT_PARAM_DFLT(system_rev, "Revision of system we are emulating", 2<<1)
+
END_INIT_SIM_OBJECT_PARAMS(Tru64System)
@@ -269,7 +292,7 @@ CREATE_SIM_OBJECT(Tru64System)
Tru64System *sys = new Tru64System(getInstanceName(), init_param, mem_ctl,
physmem, kernel_code, console_code,
pal_code, boot_osflags, bin,
- binned_fns);
+ binned_fns, system_type, system_rev);
return sys;
}
diff --git a/kern/tru64/tru64_system.hh b/kern/tru64/tru64_system.hh
index 144febbf9..8dd696b79 100644
--- a/kern/tru64/tru64_system.hh
+++ b/kern/tru64/tru64_system.hh
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2003 The Regents of The University of Michigan
+ * Copyright (c) 2003-2004 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -89,7 +89,9 @@ class Tru64System : public System
const std::string &palcode,
const std::string &boot_osflags,
const bool _bin,
- const std::vector<string> &binned_fns);
+ const std::vector<string> &binned_fns,
+ const uint64_t system_type,
+ const uint64_t system_rev);
~Tru64System();
int registerExecContext(ExecContext *xc);