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Restructuring of LiveProcess etc. to support multiple emulated OS syscall
[gem5.git] / arch / alpha / alpha_linux_process.cc
1 /*
2 * Copyright (c) 2003 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <errno.h>
30 #include <unistd.h>
31 #include <fcntl.h> // for host open() flags
32 #include <sys/types.h>
33 #include <sys/stat.h>
34 #include <string.h> // for memset()
35 #include <dirent.h>
36
37 #include "sim/host.hh"
38 #include "cpu/base_cpu.hh"
39 #include "mem/functional_mem/functional_memory.hh"
40 #include "sim/process.hh"
41 #include "cpu/exec_context.hh"
42 #include "sim/fake_syscall.hh"
43 #include "sim/sim_events.hh"
44
45 #include "sim/syscall_emul.hh"
46 #include "arch/alpha/alpha_common_syscall_emul.hh"
47 #include "sim/universe.hh" // for curTick & ticksPerSecond
48
49 #include "arch/alpha/alpha_linux_process.hh"
50
51 #include "base/trace.hh"
52
53 using namespace std;
54
55 class Linux {
56
57 public:
58
59 //
60 // basic Linux types
61 //
62
63 typedef uint64_t size_t;
64 typedef uint64_t off_t;
65 typedef int64_t time_t;
66 typedef uint32_t uid_t;
67 typedef uint32_t gid_t;
68
69 // open(2) flags
70 static const int TGT_O_RDONLY = 00000000;
71 static const int TGT_O_WRONLY = 00000001;
72 static const int TGT_O_RDWR = 00000002;
73 static const int TGT_O_NONBLOCK = 00000004;
74 static const int TGT_O_APPEND = 00000010;
75 static const int TGT_O_CREAT = 00001000;
76 static const int TGT_O_TRUNC = 00002000;
77 static const int TGT_O_EXCL = 00004000;
78 static const int TGT_O_NOCTTY = 00010000;
79 static const int TGT_O_SYNC = 00040000;
80 static const int TGT_O_DRD = 00100000;
81 static const int TGT_O_DIRECTIO = 00200000;
82 static const int TGT_O_CACHE = 00400000;
83 static const int TGT_O_DSYNC = 02000000;
84 static const int TGT_O_RSYNC = 04000000;
85
86 static OpenFlagTransTable openFlagTable[];
87 static const int NUM_OPEN_FLAGS;
88
89 //
90 // Stat buffer.
91 //
92
93 struct tgt_stat {
94 uint32_t st_dev;
95 uint32_t st_ino;
96 uint32_t st_mode;
97 uint32_t st_nlink;
98 uint32_t st_uid;
99 uint32_t st_gid;
100 uint32_t st_rdev;
101 int64_t st_size;
102 uint64_t st_atimeX;
103 uint64_t st_mtimeX;
104 uint64_t st_ctimeX;
105 uint32_t st_blksize;
106 int32_t st_blocks;
107 uint32_t st_flags;
108 uint32_t st_gen;
109 };
110
111
112 //
113 // for uname()
114 //
115
116 static const int _SYS_NMLN = 65;
117
118 struct utsname {
119 char sysname[_SYS_NMLN];
120 char nodename[_SYS_NMLN];
121 char release[_SYS_NMLN];
122 char version[_SYS_NMLN];
123 char machine[_SYS_NMLN];
124 };
125
126
127 //
128 // for ioctl()
129 //
130
131 static const unsigned TIOCGETP = 0x40067408;
132 static const unsigned TIOCSETP = 0x80067409;
133 static const unsigned TIOCSETN = 0x8006740a;
134 static const unsigned TIOCSETC = 0x80067411;
135 static const unsigned TIOCGETC = 0x40067412;
136 static const unsigned FIONREAD = 0x4004667f;
137 static const unsigned TIOCISATTY = 0x2000745e;
138
139 //
140 // for getrlimit()
141 //
142
143 enum rlimit_resources {
144 RLIMIT_CPU = 0,
145 RLIMIT_FSIZE = 1,
146 RLIMIT_DATA = 2,
147 RLIMIT_STACK = 3,
148 RLIMIT_CORE = 4,
149 RLIMIT_RSS = 5,
150 RLIMIT_NOFILE = 6,
151 RLIMIT_AS = 7,
152 RLIMIT_VMEM = 7,
153 RLIMIT_NPROC = 8,
154 RLIMIT_MEMLOCK = 9,
155 RLIMIT_LOCKS = 10
156 };
157
158 struct rlimit {
159 uint64_t rlim_cur; // soft limit
160 uint64_t rlim_max; // hard limit
161 };
162
163
164 //
165 // for mmap()
166 //
167 static const unsigned TGT_MAP_ANONYMOUS = 0x10;
168
169 //
170 // for gettimeofday
171 //
172
173 struct timeval {
174 int64_t tv_sec;
175 int64_t tv_usec;
176 };
177
178 //
179 // for getrusage
180 //
181
182
183 static const int RUSAGE_SELF = 0;
184 static const int RUSAGE_CHILDREN = -1;
185 static const int RUSAGE_BOTH = -2;
186
187 struct rusage {
188 struct timeval ru_utime; // user time used
189 struct timeval ru_stime; // system time used
190 int64_t ru_maxrss;
191 int64_t ru_ixrss; // integral shared memory size
192 int64_t ru_idrss; // integral unshared data "
193 int64_t ru_isrss; // integral unshared stack "
194 int64_t ru_minflt; // page reclaims - total vmfaults
195 int64_t ru_majflt; // page faults
196 int64_t ru_nswap; // swaps
197 int64_t ru_inblock; // block input operations
198 int64_t ru_oublock; // block output operations
199 int64_t ru_msgsnd; // messages sent
200 int64_t ru_msgrcv; // messages received
201 int64_t ru_nsignals; // signals received
202 int64_t ru_nvcsw; // voluntary context switches
203 int64_t ru_nivcsw; // involuntary "
204 };
205
206 static
207 void
208 copyOutStatBuf(FunctionalMemory *mem, Addr addr, struct stat *host)
209 {
210 TypedBufferArg<Linux::tgt_stat> tgt(addr);
211
212 tgt->st_dev = host->st_dev;
213 tgt->st_ino = host->st_ino;
214 tgt->st_mode = host->st_mode;
215 tgt->st_nlink = host->st_nlink;
216 tgt->st_uid = host->st_uid;
217 tgt->st_gid = host->st_gid;
218 tgt->st_rdev = host->st_rdev;
219 tgt->st_size = host->st_size;
220 tgt->st_atimeX = host->st_atime;
221 tgt->st_mtimeX = host->st_mtime;
222 tgt->st_ctimeX = host->st_ctime;
223 tgt->st_blksize = host->st_blksize;
224 tgt->st_blocks = host->st_blocks;
225
226 tgt.copyOut(mem);
227 }
228
229
230 static const char *hostname;
231
232 static
233 int
234 unameFunc(SyscallDesc *desc, int callnum, Process *process,
235 ExecContext *xc)
236 {
237 TypedBufferArg<Linux::utsname> name(xc->getSyscallArg(0));
238
239 strcpy(name->sysname, "Linux");
240 strcpy(name->nodename, hostname);
241 strcpy(name->release, "2.4.20");
242 strcpy(name->version, "#1 Mon Aug 18 11:32:15 EDT 2003");
243 strcpy(name->machine, "alpha");
244
245 name.copyOut(xc->mem);
246 return 0;
247 }
248
249
250 static
251 int
252 osf_getsysinfoFunc(SyscallDesc *desc, int callnum, Process *process,
253 ExecContext *xc)
254 {
255 unsigned op = xc->getSyscallArg(0);
256 // unsigned nbytes = xc->getSyscallArg(2);
257
258 switch (op) {
259
260 case 45: { // GSI_IEEE_FP_CONTROL
261 TypedBufferArg<uint64_t> fpcr(xc->getSyscallArg(1));
262 // I don't think this exactly matches the HW FPCR
263 *fpcr = 0;
264 fpcr.copyOut(xc->mem);
265 return 1;
266 }
267
268 default:
269 cerr << "osf_getsysinfo: unknown op " << op << endl;
270 abort();
271 break;
272 }
273
274 return 0;
275 }
276
277
278 static
279 int
280 osf_setsysinfoFunc(SyscallDesc *desc, int callnum, Process *process,
281 ExecContext *xc)
282 {
283 unsigned op = xc->getSyscallArg(0);
284 // unsigned nbytes = xc->getSyscallArg(2);
285
286 switch (op) {
287
288 case 14: { // SSI_IEEE_FP_CONTROL
289 TypedBufferArg<uint64_t> fpcr(xc->getSyscallArg(1));
290 // I don't think this exactly matches the HW FPCR
291 fpcr.copyIn(xc->mem);
292 DPRINTFR(SyscallVerbose, "osf_setsysinfo(SSI_IEEE_FP_CONTROL): "
293 " setting FPCR to 0x%x\n", *(uint64_t*)fpcr);
294 return 1;
295 }
296
297 default:
298 cerr << "osf_getsysinfo: unknown op " << op << endl;
299 abort();
300 break;
301 }
302
303 return 0;
304 }
305
306
307 static
308 int
309 fcntlFunc(SyscallDesc *desc, int callnum, Process *process,
310 ExecContext *xc)
311 {
312 int fd = xc->getSyscallArg(0);
313
314 if (fd < 0 || process->sim_fd(fd) < 0)
315 return -EBADF;
316
317 int cmd = xc->getSyscallArg(1);
318 switch (cmd) {
319 case 0: // F_DUPFD
320 // if we really wanted to support this, we'd need to do it
321 // in the target fd space.
322 warn("fcntl(%d, F_DUPFD) not supported, error returned\n", fd);
323 return -EMFILE;
324
325 case 1: // F_GETFD (get close-on-exec flag)
326 case 2: // F_SETFD (set close-on-exec flag)
327 return 0;
328
329 case 3: // F_GETFL (get file flags)
330 case 4: // F_SETFL (set file flags)
331 // not sure if this is totally valid, but we'll pass it through
332 // to the underlying OS
333 warn("fcntl(%d, %d) passed through to host\n", fd, cmd);
334 return fcntl(process->sim_fd(fd), cmd);
335 // return 0;
336
337 case 7: // F_GETLK (get lock)
338 case 8: // F_SETLK (set lock)
339 case 9: // F_SETLKW (set lock and wait)
340 // don't mess with file locking... just act like it's OK
341 warn("File lock call (fcntl(%d, %d)) ignored.\n", fd, cmd);
342 return 0;
343
344 default:
345 warn("Unknown fcntl command %d\n", cmd);
346 return 0;
347 }
348 }
349
350 static SyscallDesc syscallDescs[];
351
352 static const int Num_Syscall_Descs;
353
354 static const int Max_Syscall_Desc;
355
356 static
357 void
358 doSyscall(int callnum, Process *process, ExecContext *xc)
359 {
360 if (callnum < 0 || callnum > Max_Syscall_Desc) {
361 fatal("Syscall %d out of range", callnum);
362 }
363
364 SyscallDesc *desc = &syscallDescs[callnum];
365
366 desc->doSyscall(callnum, process, xc);
367 }
368
369
370 }; // class Linux
371
372
373 // open(2) flags translation table
374 OpenFlagTransTable Linux::openFlagTable[] = {
375 /* target flag */ /* host flag */
376 #ifdef _MSC_VER
377 { Linux::TGT_O_RDONLY, _O_RDONLY },
378 { Linux::TGT_O_WRONLY, _O_WRONLY },
379 { Linux::TGT_O_RDWR, _O_RDWR },
380 { Linux::TGT_O_APPEND, _O_APPEND },
381 { Linux::TGT_O_CREAT, _O_CREAT },
382 { Linux::TGT_O_TRUNC, _O_TRUNC },
383 { Linux::TGT_O_EXCL, _O_EXCL },
384 #ifdef _O_NONBLOCK
385 { Linux::TGT_O_NONBLOCK, _O_NONBLOCK },
386 #endif
387 #ifdef _O_NOCTTY
388 { Linux::TGT_O_NOCTTY, _O_NOCTTY },
389 #endif
390 #ifdef _O_SYNC
391 { Linux::TGT_O_SYNC, _O_SYNC },
392 #endif
393 #else /* !_MSC_VER */
394 { Linux::TGT_O_RDONLY, O_RDONLY },
395 { Linux::TGT_O_WRONLY, O_WRONLY },
396 { Linux::TGT_O_RDWR, O_RDWR },
397 { Linux::TGT_O_APPEND, O_APPEND },
398 { Linux::TGT_O_CREAT, O_CREAT },
399 { Linux::TGT_O_TRUNC, O_TRUNC },
400 { Linux::TGT_O_EXCL, O_EXCL },
401 { Linux::TGT_O_NONBLOCK, O_NONBLOCK },
402 { Linux::TGT_O_NOCTTY, O_NOCTTY },
403 #ifdef O_SYNC
404 { Linux::TGT_O_SYNC, O_SYNC },
405 #endif
406 #endif /* _MSC_VER */
407 };
408
409 const int Linux::NUM_OPEN_FLAGS = (sizeof(Linux::openFlagTable)/sizeof(Linux::openFlagTable[0]));
410
411 const char *Linux::hostname = "m5.eecs.umich.edu";
412
413 SyscallDesc Linux::syscallDescs[] = {
414 /* 0 */ SyscallDesc("osf_syscall", unimplementedFunc),
415 /* 1 */ SyscallDesc("exit", exitFunc),
416 /* 2 */ SyscallDesc("fork", unimplementedFunc),
417 /* 3 */ SyscallDesc("read", readFunc),
418 /* 4 */ SyscallDesc("write", writeFunc),
419 /* 5 */ SyscallDesc("osf_old_open", unimplementedFunc),
420 /* 6 */ SyscallDesc("close", closeFunc),
421 /* 7 */ SyscallDesc("osf_wait4", unimplementedFunc),
422 /* 8 */ SyscallDesc("osf_old_creat", unimplementedFunc),
423 /* 9 */ SyscallDesc("link", unimplementedFunc),
424 /* 10 */ SyscallDesc("unlink", unimplementedFunc),
425 /* 11 */ SyscallDesc("osf_execve", unimplementedFunc),
426 /* 12 */ SyscallDesc("chdir", unimplementedFunc),
427 /* 13 */ SyscallDesc("fchdir", unimplementedFunc),
428 /* 14 */ SyscallDesc("mknod", unimplementedFunc),
429 /* 15 */ SyscallDesc("chmod", unimplementedFunc),
430 /* 16 */ SyscallDesc("chown", unimplementedFunc),
431 /* 17 */ SyscallDesc("brk", obreakFunc),
432 /* 18 */ SyscallDesc("osf_getfsstat", unimplementedFunc),
433 /* 19 */ SyscallDesc("lseek", lseekFunc),
434 /* 20 */ SyscallDesc("getxpid", getpidFunc),
435 /* 21 */ SyscallDesc("osf_mount", unimplementedFunc),
436 /* 22 */ SyscallDesc("umount", unimplementedFunc),
437 /* 23 */ SyscallDesc("setuid", setuidFunc),
438 /* 24 */ SyscallDesc("getxuid", getuidFunc),
439 /* 25 */ SyscallDesc("exec_with_loader", unimplementedFunc),
440 /* 26 */ SyscallDesc("osf_ptrace", unimplementedFunc),
441 /* 27 */ SyscallDesc("osf_nrecvmsg", unimplementedFunc),
442 /* 28 */ SyscallDesc("osf_nsendmsg", unimplementedFunc),
443 /* 29 */ SyscallDesc("osf_nrecvfrom", unimplementedFunc),
444 /* 30 */ SyscallDesc("osf_naccept", unimplementedFunc),
445 /* 31 */ SyscallDesc("osf_ngetpeername", unimplementedFunc),
446 /* 32 */ SyscallDesc("osf_ngetsockname", unimplementedFunc),
447 /* 33 */ SyscallDesc("access", unimplementedFunc),
448 /* 34 */ SyscallDesc("osf_chflags", unimplementedFunc),
449 /* 35 */ SyscallDesc("osf_fchflags", unimplementedFunc),
450 /* 36 */ SyscallDesc("sync", unimplementedFunc),
451 /* 37 */ SyscallDesc("kill", unimplementedFunc),
452 /* 38 */ SyscallDesc("osf_old_stat", unimplementedFunc),
453 /* 39 */ SyscallDesc("setpgid", unimplementedFunc),
454 /* 40 */ SyscallDesc("osf_old_lstat", unimplementedFunc),
455 /* 41 */ SyscallDesc("dup", unimplementedFunc),
456 /* 42 */ SyscallDesc("pipe", unimplementedFunc),
457 /* 43 */ SyscallDesc("osf_set_program_attributes", unimplementedFunc),
458 /* 44 */ SyscallDesc("osf_profil", unimplementedFunc),
459 /* 45 */ SyscallDesc("open", openFunc<Linux>),
460 /* 46 */ SyscallDesc("osf_old_sigaction", unimplementedFunc),
461 /* 47 */ SyscallDesc("getxgid", getgidFunc),
462 /* 48 */ SyscallDesc("osf_sigprocmask", ignoreFunc),
463 /* 49 */ SyscallDesc("osf_getlogin", unimplementedFunc),
464 /* 50 */ SyscallDesc("osf_setlogin", unimplementedFunc),
465 /* 51 */ SyscallDesc("acct", unimplementedFunc),
466 /* 52 */ SyscallDesc("sigpending", unimplementedFunc),
467 /* 53 */ SyscallDesc("osf_classcntl", unimplementedFunc),
468 /* 54 */ SyscallDesc("ioctl", ioctlFunc<Linux>),
469 /* 55 */ SyscallDesc("osf_reboot", unimplementedFunc),
470 /* 56 */ SyscallDesc("osf_revoke", unimplementedFunc),
471 /* 57 */ SyscallDesc("symlink", unimplementedFunc),
472 /* 58 */ SyscallDesc("readlink", unimplementedFunc),
473 /* 59 */ SyscallDesc("execve", unimplementedFunc),
474 /* 60 */ SyscallDesc("umask", unimplementedFunc),
475 /* 61 */ SyscallDesc("chroot", unimplementedFunc),
476 /* 62 */ SyscallDesc("osf_old_fstat", unimplementedFunc),
477 /* 63 */ SyscallDesc("getpgrp", unimplementedFunc),
478 /* 64 */ SyscallDesc("getpagesize", getpagesizeFunc),
479 /* 65 */ SyscallDesc("osf_mremap", unimplementedFunc),
480 /* 66 */ SyscallDesc("vfork", unimplementedFunc),
481 /* 67 */ SyscallDesc("stat", statFunc<Linux>),
482 /* 68 */ SyscallDesc("lstat", lstatFunc<Linux>),
483 /* 69 */ SyscallDesc("osf_sbrk", unimplementedFunc),
484 /* 70 */ SyscallDesc("osf_sstk", unimplementedFunc),
485 /* 71 */ SyscallDesc("mmap", mmapFunc<Linux>),
486 /* 72 */ SyscallDesc("osf_old_vadvise", unimplementedFunc),
487 /* 73 */ SyscallDesc("munmap", munmapFunc),
488 /* 74 */ SyscallDesc("mprotect", ignoreFunc),
489 /* 75 */ SyscallDesc("madvise", unimplementedFunc),
490 /* 76 */ SyscallDesc("vhangup", unimplementedFunc),
491 /* 77 */ SyscallDesc("osf_kmodcall", unimplementedFunc),
492 /* 78 */ SyscallDesc("osf_mincore", unimplementedFunc),
493 /* 79 */ SyscallDesc("getgroups", unimplementedFunc),
494 /* 80 */ SyscallDesc("setgroups", unimplementedFunc),
495 /* 81 */ SyscallDesc("osf_old_getpgrp", unimplementedFunc),
496 /* 82 */ SyscallDesc("setpgrp", unimplementedFunc),
497 /* 83 */ SyscallDesc("osf_setitimer", unimplementedFunc),
498 /* 84 */ SyscallDesc("osf_old_wait", unimplementedFunc),
499 /* 85 */ SyscallDesc("osf_table", unimplementedFunc),
500 /* 86 */ SyscallDesc("osf_getitimer", unimplementedFunc),
501 /* 87 */ SyscallDesc("gethostname", gethostnameFunc),
502 /* 88 */ SyscallDesc("sethostname", unimplementedFunc),
503 /* 89 */ SyscallDesc("getdtablesize", unimplementedFunc),
504 /* 90 */ SyscallDesc("dup2", unimplementedFunc),
505 /* 91 */ SyscallDesc("fstat", fstatFunc<Linux>),
506 /* 92 */ SyscallDesc("fcntl", fcntlFunc),
507 /* 93 */ SyscallDesc("osf_select", unimplementedFunc),
508 /* 94 */ SyscallDesc("poll", unimplementedFunc),
509 /* 95 */ SyscallDesc("fsync", unimplementedFunc),
510 /* 96 */ SyscallDesc("setpriority", unimplementedFunc),
511 /* 97 */ SyscallDesc("socket", unimplementedFunc),
512 /* 98 */ SyscallDesc("connect", unimplementedFunc),
513 /* 99 */ SyscallDesc("accept", unimplementedFunc),
514 /* 100 */ SyscallDesc("getpriority", unimplementedFunc),
515 /* 101 */ SyscallDesc("send", unimplementedFunc),
516 /* 102 */ SyscallDesc("recv", unimplementedFunc),
517 /* 103 */ SyscallDesc("sigreturn", unimplementedFunc),
518 /* 104 */ SyscallDesc("bind", unimplementedFunc),
519 /* 105 */ SyscallDesc("setsockopt", unimplementedFunc),
520 /* 106 */ SyscallDesc("listen", unimplementedFunc),
521 /* 107 */ SyscallDesc("osf_plock", unimplementedFunc),
522 /* 108 */ SyscallDesc("osf_old_sigvec", unimplementedFunc),
523 /* 109 */ SyscallDesc("osf_old_sigblock", unimplementedFunc),
524 /* 110 */ SyscallDesc("osf_old_sigsetmask", unimplementedFunc),
525 /* 111 */ SyscallDesc("sigsuspend", unimplementedFunc),
526 /* 112 */ SyscallDesc("osf_sigstack", ignoreFunc),
527 /* 113 */ SyscallDesc("recvmsg", unimplementedFunc),
528 /* 114 */ SyscallDesc("sendmsg", unimplementedFunc),
529 /* 115 */ SyscallDesc("osf_old_vtrace", unimplementedFunc),
530 /* 116 */ SyscallDesc("osf_gettimeofday", unimplementedFunc),
531 /* 117 */ SyscallDesc("osf_getrusage", unimplementedFunc),
532 /* 118 */ SyscallDesc("getsockopt", unimplementedFunc),
533 /* 119 */ SyscallDesc("numa_syscalls", unimplementedFunc),
534 /* 120 */ SyscallDesc("readv", unimplementedFunc),
535 /* 121 */ SyscallDesc("writev", unimplementedFunc),
536 /* 122 */ SyscallDesc("osf_settimeofday", unimplementedFunc),
537 /* 123 */ SyscallDesc("fchown", unimplementedFunc),
538 /* 124 */ SyscallDesc("fchmod", unimplementedFunc),
539 /* 125 */ SyscallDesc("recvfrom", unimplementedFunc),
540 /* 126 */ SyscallDesc("setreuid", unimplementedFunc),
541 /* 127 */ SyscallDesc("setregid", unimplementedFunc),
542 /* 128 */ SyscallDesc("rename", unimplementedFunc),
543 /* 129 */ SyscallDesc("truncate", unimplementedFunc),
544 /* 130 */ SyscallDesc("ftruncate", unimplementedFunc),
545 /* 131 */ SyscallDesc("flock", unimplementedFunc),
546 /* 132 */ SyscallDesc("setgid", unimplementedFunc),
547 /* 133 */ SyscallDesc("sendto", unimplementedFunc),
548 /* 134 */ SyscallDesc("shutdown", unimplementedFunc),
549 /* 135 */ SyscallDesc("socketpair", unimplementedFunc),
550 /* 136 */ SyscallDesc("mkdir", unimplementedFunc),
551 /* 137 */ SyscallDesc("rmdir", unimplementedFunc),
552 /* 138 */ SyscallDesc("osf_utimes", unimplementedFunc),
553 /* 139 */ SyscallDesc("osf_old_sigreturn", unimplementedFunc),
554 /* 140 */ SyscallDesc("osf_adjtime", unimplementedFunc),
555 /* 141 */ SyscallDesc("getpeername", unimplementedFunc),
556 /* 142 */ SyscallDesc("osf_gethostid", unimplementedFunc),
557 /* 143 */ SyscallDesc("osf_sethostid", unimplementedFunc),
558 /* 144 */ SyscallDesc("getrlimit", getrlimitFunc<Linux>),
559 /* 145 */ SyscallDesc("setrlimit", unimplementedFunc),
560 /* 146 */ SyscallDesc("osf_old_killpg", unimplementedFunc),
561 /* 147 */ SyscallDesc("setsid", unimplementedFunc),
562 /* 148 */ SyscallDesc("quotactl", unimplementedFunc),
563 /* 149 */ SyscallDesc("osf_oldquota", unimplementedFunc),
564 /* 150 */ SyscallDesc("getsockname", unimplementedFunc),
565 /* 151 */ SyscallDesc("osf_pread", unimplementedFunc),
566 /* 152 */ SyscallDesc("osf_pwrite", unimplementedFunc),
567 /* 153 */ SyscallDesc("osf_pid_block", unimplementedFunc),
568 /* 154 */ SyscallDesc("osf_pid_unblock", unimplementedFunc),
569 /* 155 */ SyscallDesc("osf_signal_urti", unimplementedFunc),
570 /* 156 */ SyscallDesc("sigaction", ignoreFunc),
571 /* 157 */ SyscallDesc("osf_sigwaitprim", unimplementedFunc),
572 /* 158 */ SyscallDesc("osf_nfssvc", unimplementedFunc),
573 /* 159 */ SyscallDesc("osf_getdirentries", unimplementedFunc),
574 /* 160 */ SyscallDesc("osf_statfs", unimplementedFunc),
575 /* 161 */ SyscallDesc("osf_fstatfs", unimplementedFunc),
576 /* 162 */ SyscallDesc("unknown #162", unimplementedFunc),
577 /* 163 */ SyscallDesc("osf_async_daemon", unimplementedFunc),
578 /* 164 */ SyscallDesc("osf_getfh", unimplementedFunc),
579 /* 165 */ SyscallDesc("osf_getdomainname", unimplementedFunc),
580 /* 166 */ SyscallDesc("setdomainname", unimplementedFunc),
581 /* 167 */ SyscallDesc("unknown #167", unimplementedFunc),
582 /* 168 */ SyscallDesc("unknown #168", unimplementedFunc),
583 /* 169 */ SyscallDesc("osf_exportfs", unimplementedFunc),
584 /* 170 */ SyscallDesc("unknown #170", unimplementedFunc),
585 /* 171 */ SyscallDesc("unknown #171", unimplementedFunc),
586 /* 172 */ SyscallDesc("unknown #172", unimplementedFunc),
587 /* 173 */ SyscallDesc("unknown #173", unimplementedFunc),
588 /* 174 */ SyscallDesc("unknown #174", unimplementedFunc),
589 /* 175 */ SyscallDesc("unknown #175", unimplementedFunc),
590 /* 176 */ SyscallDesc("unknown #176", unimplementedFunc),
591 /* 177 */ SyscallDesc("unknown #177", unimplementedFunc),
592 /* 178 */ SyscallDesc("unknown #178", unimplementedFunc),
593 /* 179 */ SyscallDesc("unknown #179", unimplementedFunc),
594 /* 180 */ SyscallDesc("unknown #180", unimplementedFunc),
595 /* 181 */ SyscallDesc("osf_alt_plock", unimplementedFunc),
596 /* 182 */ SyscallDesc("unknown #182", unimplementedFunc),
597 /* 183 */ SyscallDesc("unknown #183", unimplementedFunc),
598 /* 184 */ SyscallDesc("osf_getmnt", unimplementedFunc),
599 /* 185 */ SyscallDesc("unknown #185", unimplementedFunc),
600 /* 186 */ SyscallDesc("unknown #186", unimplementedFunc),
601 /* 187 */ SyscallDesc("osf_alt_sigpending", unimplementedFunc),
602 /* 188 */ SyscallDesc("osf_alt_setsid", unimplementedFunc),
603 /* 189 */ SyscallDesc("unknown #189", unimplementedFunc),
604 /* 190 */ SyscallDesc("unknown #190", unimplementedFunc),
605 /* 191 */ SyscallDesc("unknown #191", unimplementedFunc),
606 /* 192 */ SyscallDesc("unknown #192", unimplementedFunc),
607 /* 193 */ SyscallDesc("unknown #193", unimplementedFunc),
608 /* 194 */ SyscallDesc("unknown #194", unimplementedFunc),
609 /* 195 */ SyscallDesc("unknown #195", unimplementedFunc),
610 /* 196 */ SyscallDesc("unknown #196", unimplementedFunc),
611 /* 197 */ SyscallDesc("unknown #197", unimplementedFunc),
612 /* 198 */ SyscallDesc("unknown #198", unimplementedFunc),
613 /* 199 */ SyscallDesc("osf_swapon", unimplementedFunc),
614 /* 200 */ SyscallDesc("msgctl", unimplementedFunc),
615 /* 201 */ SyscallDesc("msgget", unimplementedFunc),
616 /* 202 */ SyscallDesc("msgrcv", unimplementedFunc),
617 /* 203 */ SyscallDesc("msgsnd", unimplementedFunc),
618 /* 204 */ SyscallDesc("semctl", unimplementedFunc),
619 /* 205 */ SyscallDesc("semget", unimplementedFunc),
620 /* 206 */ SyscallDesc("semop", unimplementedFunc),
621 /* 207 */ SyscallDesc("osf_utsname", unimplementedFunc),
622 /* 208 */ SyscallDesc("lchown", unimplementedFunc),
623 /* 209 */ SyscallDesc("osf_shmat", unimplementedFunc),
624 /* 210 */ SyscallDesc("shmctl", unimplementedFunc),
625 /* 211 */ SyscallDesc("shmdt", unimplementedFunc),
626 /* 212 */ SyscallDesc("shmget", unimplementedFunc),
627 /* 213 */ SyscallDesc("osf_mvalid", unimplementedFunc),
628 /* 214 */ SyscallDesc("osf_getaddressconf", unimplementedFunc),
629 /* 215 */ SyscallDesc("osf_msleep", unimplementedFunc),
630 /* 216 */ SyscallDesc("osf_mwakeup", unimplementedFunc),
631 /* 217 */ SyscallDesc("msync", unimplementedFunc),
632 /* 218 */ SyscallDesc("osf_signal", unimplementedFunc),
633 /* 219 */ SyscallDesc("osf_utc_gettime", unimplementedFunc),
634 /* 220 */ SyscallDesc("osf_utc_adjtime", unimplementedFunc),
635 /* 221 */ SyscallDesc("unknown #221", unimplementedFunc),
636 /* 222 */ SyscallDesc("osf_security", unimplementedFunc),
637 /* 223 */ SyscallDesc("osf_kloadcall", unimplementedFunc),
638 /* 224 */ SyscallDesc("unknown #224", unimplementedFunc),
639 /* 225 */ SyscallDesc("unknown #225", unimplementedFunc),
640 /* 226 */ SyscallDesc("unknown #226", unimplementedFunc),
641 /* 227 */ SyscallDesc("unknown #227", unimplementedFunc),
642 /* 228 */ SyscallDesc("unknown #228", unimplementedFunc),
643 /* 229 */ SyscallDesc("unknown #229", unimplementedFunc),
644 /* 230 */ SyscallDesc("unknown #230", unimplementedFunc),
645 /* 231 */ SyscallDesc("unknown #231", unimplementedFunc),
646 /* 232 */ SyscallDesc("unknown #232", unimplementedFunc),
647 /* 233 */ SyscallDesc("getpgid", unimplementedFunc),
648 /* 234 */ SyscallDesc("getsid", unimplementedFunc),
649 /* 235 */ SyscallDesc("sigaltstack", ignoreFunc),
650 /* 236 */ SyscallDesc("osf_waitid", unimplementedFunc),
651 /* 237 */ SyscallDesc("osf_priocntlset", unimplementedFunc),
652 /* 238 */ SyscallDesc("osf_sigsendset", unimplementedFunc),
653 /* 239 */ SyscallDesc("osf_set_speculative", unimplementedFunc),
654 /* 240 */ SyscallDesc("osf_msfs_syscall", unimplementedFunc),
655 /* 241 */ SyscallDesc("osf_sysinfo", unimplementedFunc),
656 /* 242 */ SyscallDesc("osf_uadmin", unimplementedFunc),
657 /* 243 */ SyscallDesc("osf_fuser", unimplementedFunc),
658 /* 244 */ SyscallDesc("osf_proplist_syscall", unimplementedFunc),
659 /* 245 */ SyscallDesc("osf_ntp_adjtime", unimplementedFunc),
660 /* 246 */ SyscallDesc("osf_ntp_gettime", unimplementedFunc),
661 /* 247 */ SyscallDesc("osf_pathconf", unimplementedFunc),
662 /* 248 */ SyscallDesc("osf_fpathconf", unimplementedFunc),
663 /* 249 */ SyscallDesc("unknown #249", unimplementedFunc),
664 /* 250 */ SyscallDesc("osf_uswitch", unimplementedFunc),
665 /* 251 */ SyscallDesc("osf_usleep_thread", unimplementedFunc),
666 /* 252 */ SyscallDesc("osf_audcntl", unimplementedFunc),
667 /* 253 */ SyscallDesc("osf_audgen", unimplementedFunc),
668 /* 254 */ SyscallDesc("sysfs", unimplementedFunc),
669 /* 255 */ SyscallDesc("osf_subsys_info", unimplementedFunc),
670 /* 256 */ SyscallDesc("osf_getsysinfo", osf_getsysinfoFunc),
671 /* 257 */ SyscallDesc("osf_setsysinfo", osf_setsysinfoFunc),
672 /* 258 */ SyscallDesc("osf_afs_syscall", unimplementedFunc),
673 /* 259 */ SyscallDesc("osf_swapctl", unimplementedFunc),
674 /* 260 */ SyscallDesc("osf_memcntl", unimplementedFunc),
675 /* 261 */ SyscallDesc("osf_fdatasync", unimplementedFunc),
676 /* 262 */ SyscallDesc("unknown #262", unimplementedFunc),
677 /* 263 */ SyscallDesc("unknown #263", unimplementedFunc),
678 /* 264 */ SyscallDesc("unknown #264", unimplementedFunc),
679 /* 265 */ SyscallDesc("unknown #265", unimplementedFunc),
680 /* 266 */ SyscallDesc("unknown #266", unimplementedFunc),
681 /* 267 */ SyscallDesc("unknown #267", unimplementedFunc),
682 /* 268 */ SyscallDesc("unknown #268", unimplementedFunc),
683 /* 269 */ SyscallDesc("unknown #269", unimplementedFunc),
684 /* 270 */ SyscallDesc("unknown #270", unimplementedFunc),
685 /* 271 */ SyscallDesc("unknown #271", unimplementedFunc),
686 /* 272 */ SyscallDesc("unknown #272", unimplementedFunc),
687 /* 273 */ SyscallDesc("unknown #273", unimplementedFunc),
688 /* 274 */ SyscallDesc("unknown #274", unimplementedFunc),
689 /* 275 */ SyscallDesc("unknown #275", unimplementedFunc),
690 /* 276 */ SyscallDesc("unknown #276", unimplementedFunc),
691 /* 277 */ SyscallDesc("unknown #277", unimplementedFunc),
692 /* 278 */ SyscallDesc("unknown #278", unimplementedFunc),
693 /* 279 */ SyscallDesc("unknown #279", unimplementedFunc),
694 /* 280 */ SyscallDesc("unknown #280", unimplementedFunc),
695 /* 281 */ SyscallDesc("unknown #281", unimplementedFunc),
696 /* 282 */ SyscallDesc("unknown #282", unimplementedFunc),
697 /* 283 */ SyscallDesc("unknown #283", unimplementedFunc),
698 /* 284 */ SyscallDesc("unknown #284", unimplementedFunc),
699 /* 285 */ SyscallDesc("unknown #285", unimplementedFunc),
700 /* 286 */ SyscallDesc("unknown #286", unimplementedFunc),
701 /* 287 */ SyscallDesc("unknown #287", unimplementedFunc),
702 /* 288 */ SyscallDesc("unknown #288", unimplementedFunc),
703 /* 289 */ SyscallDesc("unknown #289", unimplementedFunc),
704 /* 290 */ SyscallDesc("unknown #290", unimplementedFunc),
705 /* 291 */ SyscallDesc("unknown #291", unimplementedFunc),
706 /* 292 */ SyscallDesc("unknown #292", unimplementedFunc),
707 /* 293 */ SyscallDesc("unknown #293", unimplementedFunc),
708 /* 294 */ SyscallDesc("unknown #294", unimplementedFunc),
709 /* 295 */ SyscallDesc("unknown #295", unimplementedFunc),
710 /* 296 */ SyscallDesc("unknown #296", unimplementedFunc),
711 /* 297 */ SyscallDesc("unknown #297", unimplementedFunc),
712 /* 298 */ SyscallDesc("unknown #298", unimplementedFunc),
713 /* 299 */ SyscallDesc("unknown #299", unimplementedFunc),
714 /*
715 * Linux-specific system calls begin at 300
716 */
717 /* 300 */ SyscallDesc("bdflush", unimplementedFunc),
718 /* 301 */ SyscallDesc("sethae", unimplementedFunc),
719 /* 302 */ SyscallDesc("mount", unimplementedFunc),
720 /* 303 */ SyscallDesc("old_adjtimex", unimplementedFunc),
721 /* 304 */ SyscallDesc("swapoff", unimplementedFunc),
722 /* 305 */ SyscallDesc("getdents", unimplementedFunc),
723 /* 306 */ SyscallDesc("create_module", unimplementedFunc),
724 /* 307 */ SyscallDesc("init_module", unimplementedFunc),
725 /* 308 */ SyscallDesc("delete_module", unimplementedFunc),
726 /* 309 */ SyscallDesc("get_kernel_syms", unimplementedFunc),
727 /* 310 */ SyscallDesc("syslog", unimplementedFunc),
728 /* 311 */ SyscallDesc("reboot", unimplementedFunc),
729 /* 312 */ SyscallDesc("clone", unimplementedFunc),
730 /* 313 */ SyscallDesc("uselib", unimplementedFunc),
731 /* 314 */ SyscallDesc("mlock", unimplementedFunc),
732 /* 315 */ SyscallDesc("munlock", unimplementedFunc),
733 /* 316 */ SyscallDesc("mlockall", unimplementedFunc),
734 /* 317 */ SyscallDesc("munlockall", unimplementedFunc),
735 /* 318 */ SyscallDesc("sysinfo", unimplementedFunc),
736 /* 319 */ SyscallDesc("_sysctl", unimplementedFunc),
737 /* 320 */ SyscallDesc("was sys_idle", unimplementedFunc),
738 /* 321 */ SyscallDesc("oldumount", unimplementedFunc),
739 /* 322 */ SyscallDesc("swapon", unimplementedFunc),
740 /* 323 */ SyscallDesc("times", unimplementedFunc),
741 /* 324 */ SyscallDesc("personality", unimplementedFunc),
742 /* 325 */ SyscallDesc("setfsuid", unimplementedFunc),
743 /* 326 */ SyscallDesc("setfsgid", unimplementedFunc),
744 /* 327 */ SyscallDesc("ustat", unimplementedFunc),
745 /* 328 */ SyscallDesc("statfs", unimplementedFunc),
746 /* 329 */ SyscallDesc("fstatfs", unimplementedFunc),
747 /* 330 */ SyscallDesc("sched_setparam", unimplementedFunc),
748 /* 331 */ SyscallDesc("sched_getparam", unimplementedFunc),
749 /* 332 */ SyscallDesc("sched_setscheduler", unimplementedFunc),
750 /* 333 */ SyscallDesc("sched_getscheduler", unimplementedFunc),
751 /* 334 */ SyscallDesc("sched_yield", unimplementedFunc),
752 /* 335 */ SyscallDesc("sched_get_priority_max", unimplementedFunc),
753 /* 336 */ SyscallDesc("sched_get_priority_min", unimplementedFunc),
754 /* 337 */ SyscallDesc("sched_rr_get_interval", unimplementedFunc),
755 /* 338 */ SyscallDesc("afs_syscall", unimplementedFunc),
756 /* 339 */ SyscallDesc("uname", unameFunc),
757 /* 340 */ SyscallDesc("nanosleep", unimplementedFunc),
758 /* 341 */ SyscallDesc("mremap", unimplementedFunc),
759 /* 342 */ SyscallDesc("nfsservctl", unimplementedFunc),
760 /* 343 */ SyscallDesc("setresuid", unimplementedFunc),
761 /* 344 */ SyscallDesc("getresuid", unimplementedFunc),
762 /* 345 */ SyscallDesc("pciconfig_read", unimplementedFunc),
763 /* 346 */ SyscallDesc("pciconfig_write", unimplementedFunc),
764 /* 347 */ SyscallDesc("query_module", unimplementedFunc),
765 /* 348 */ SyscallDesc("prctl", unimplementedFunc),
766 /* 349 */ SyscallDesc("pread", unimplementedFunc),
767 /* 350 */ SyscallDesc("pwrite", unimplementedFunc),
768 /* 351 */ SyscallDesc("rt_sigreturn", unimplementedFunc),
769 /* 352 */ SyscallDesc("rt_sigaction", unimplementedFunc),
770 /* 353 */ SyscallDesc("rt_sigprocmask", unimplementedFunc),
771 /* 354 */ SyscallDesc("rt_sigpending", unimplementedFunc),
772 /* 355 */ SyscallDesc("rt_sigtimedwait", unimplementedFunc),
773 /* 356 */ SyscallDesc("rt_sigqueueinfo", unimplementedFunc),
774 /* 357 */ SyscallDesc("rt_sigsuspend", unimplementedFunc),
775 /* 358 */ SyscallDesc("select", unimplementedFunc),
776 /* 359 */ SyscallDesc("gettimeofday", gettimeofdayFunc<Linux>),
777 /* 360 */ SyscallDesc("settimeofday", unimplementedFunc),
778 /* 361 */ SyscallDesc("getitimer", unimplementedFunc),
779 /* 362 */ SyscallDesc("setitimer", unimplementedFunc),
780 /* 363 */ SyscallDesc("utimes", unimplementedFunc),
781 /* 364 */ SyscallDesc("getrusage", getrusageFunc<Linux>),
782 /* 365 */ SyscallDesc("wait4", unimplementedFunc),
783 /* 366 */ SyscallDesc("adjtimex", unimplementedFunc),
784 /* 367 */ SyscallDesc("getcwd", unimplementedFunc),
785 /* 368 */ SyscallDesc("capget", unimplementedFunc),
786 /* 369 */ SyscallDesc("capset", unimplementedFunc),
787 /* 370 */ SyscallDesc("sendfile", unimplementedFunc),
788 /* 371 */ SyscallDesc("setresgid", unimplementedFunc),
789 /* 372 */ SyscallDesc("getresgid", unimplementedFunc),
790 /* 373 */ SyscallDesc("dipc", unimplementedFunc),
791 /* 374 */ SyscallDesc("pivot_root", unimplementedFunc),
792 /* 375 */ SyscallDesc("mincore", unimplementedFunc),
793 /* 376 */ SyscallDesc("pciconfig_iobase", unimplementedFunc),
794 /* 377 */ SyscallDesc("getdents64", unimplementedFunc),
795 /* 378 */ SyscallDesc("gettid", unimplementedFunc),
796 /* 379 */ SyscallDesc("readahead", unimplementedFunc),
797 /* 380 */ SyscallDesc("security", unimplementedFunc),
798 /* 381 */ SyscallDesc("tkill", unimplementedFunc),
799 /* 382 */ SyscallDesc("setxattr", unimplementedFunc),
800 /* 383 */ SyscallDesc("lsetxattr", unimplementedFunc),
801 /* 384 */ SyscallDesc("fsetxattr", unimplementedFunc),
802 /* 385 */ SyscallDesc("getxattr", unimplementedFunc),
803 /* 386 */ SyscallDesc("lgetxattr", unimplementedFunc),
804 /* 387 */ SyscallDesc("fgetxattr", unimplementedFunc),
805 /* 388 */ SyscallDesc("listxattr", unimplementedFunc),
806 /* 389 */ SyscallDesc("llistxattr", unimplementedFunc),
807 /* 390 */ SyscallDesc("flistxattr", unimplementedFunc),
808 /* 391 */ SyscallDesc("removexattr", unimplementedFunc),
809 /* 392 */ SyscallDesc("lremovexattr", unimplementedFunc),
810 /* 393 */ SyscallDesc("fremovexattr", unimplementedFunc),
811 };
812
813 const int Linux::Num_Syscall_Descs =
814 sizeof(Linux::syscallDescs) / sizeof(SyscallDesc);
815
816 const int Linux::Max_Syscall_Desc = Linux::Num_Syscall_Descs - 1;
817
818
819 void
820 AlphaLinuxProcess::syscall(ExecContext *xc)
821 {
822 num_syscalls++;
823
824 int64_t callnum = xc->regs.intRegFile[ReturnValueReg];
825
826 Linux::doSyscall(callnum, this, xc);
827 }
828
829
830 AlphaLinuxProcess::AlphaLinuxProcess(const std::string &name,
831 ObjectFile *objFile,
832 int stdin_fd,
833 int stdout_fd,
834 int stderr_fd,
835 std::vector<std::string> &argv,
836 std::vector<std::string> &envp)
837 : LiveProcess(name, objFile, stdin_fd, stdout_fd, stderr_fd, argv, envp)
838 {
839 }