| 1 | /* m32r exception, interrupt, and trap (EIT) support |
| 2 | Copyright (C) 1998-2020 Free Software Foundation, Inc. |
| 3 | Contributed by Renesas. |
| 4 | |
| 5 | This file is part of GDB, the GNU debugger. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 3 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 19 | |
| 20 | #include "sim-main.h" |
| 21 | #include "sim-syscall.h" |
| 22 | #include "syscall.h" |
| 23 | #include "targ-vals.h" |
| 24 | #include <dirent.h> |
| 25 | #include <errno.h> |
| 26 | #include <fcntl.h> |
| 27 | #include <time.h> |
| 28 | #include <unistd.h> |
| 29 | #include <utime.h> |
| 30 | #include <sys/mman.h> |
| 31 | #include <sys/poll.h> |
| 32 | #include <sys/resource.h> |
| 33 | #include <sys/sysinfo.h> |
| 34 | #include <sys/stat.h> |
| 35 | #include <sys/time.h> |
| 36 | #include <sys/timeb.h> |
| 37 | #include <sys/timex.h> |
| 38 | #include <sys/types.h> |
| 39 | #include <sys/uio.h> |
| 40 | #include <sys/utsname.h> |
| 41 | #include <sys/vfs.h> |
| 42 | #include <linux/sysctl.h> |
| 43 | #include <linux/types.h> |
| 44 | #include <linux/unistd.h> |
| 45 | |
| 46 | #define TRAP_ELF_SYSCALL 0 |
| 47 | #define TRAP_LINUX_SYSCALL 2 |
| 48 | #define TRAP_FLUSH_CACHE 12 |
| 49 | |
| 50 | /* The semantic code invokes this for invalid (unrecognized) instructions. */ |
| 51 | |
| 52 | SEM_PC |
| 53 | sim_engine_invalid_insn (SIM_CPU *current_cpu, IADDR cia, SEM_PC vpc) |
| 54 | { |
| 55 | SIM_DESC sd = CPU_STATE (current_cpu); |
| 56 | |
| 57 | #if 0 |
| 58 | if (STATE_ENVIRONMENT (sd) == OPERATING_ENVIRONMENT) |
| 59 | { |
| 60 | h_bsm_set (current_cpu, h_sm_get (current_cpu)); |
| 61 | h_bie_set (current_cpu, h_ie_get (current_cpu)); |
| 62 | h_bcond_set (current_cpu, h_cond_get (current_cpu)); |
| 63 | /* sm not changed */ |
| 64 | h_ie_set (current_cpu, 0); |
| 65 | h_cond_set (current_cpu, 0); |
| 66 | |
| 67 | h_bpc_set (current_cpu, cia); |
| 68 | |
| 69 | sim_engine_restart (CPU_STATE (current_cpu), current_cpu, NULL, |
| 70 | EIT_RSVD_INSN_ADDR); |
| 71 | } |
| 72 | else |
| 73 | #endif |
| 74 | sim_engine_halt (sd, current_cpu, NULL, cia, sim_stopped, SIM_SIGILL); |
| 75 | return vpc; |
| 76 | } |
| 77 | |
| 78 | /* Process an address exception. */ |
| 79 | |
| 80 | void |
| 81 | m32r_core_signal (SIM_DESC sd, SIM_CPU *current_cpu, sim_cia cia, |
| 82 | unsigned int map, int nr_bytes, address_word addr, |
| 83 | transfer_type transfer, sim_core_signals sig) |
| 84 | { |
| 85 | if (STATE_ENVIRONMENT (sd) == OPERATING_ENVIRONMENT) |
| 86 | { |
| 87 | m32rbf_h_cr_set (current_cpu, H_CR_BBPC, |
| 88 | m32rbf_h_cr_get (current_cpu, H_CR_BPC)); |
| 89 | if (MACH_NUM (CPU_MACH (current_cpu)) == MACH_M32R) |
| 90 | { |
| 91 | m32rbf_h_bpsw_set (current_cpu, m32rbf_h_psw_get (current_cpu)); |
| 92 | /* sm not changed */ |
| 93 | m32rbf_h_psw_set (current_cpu, m32rbf_h_psw_get (current_cpu) & 0x80); |
| 94 | } |
| 95 | else if (MACH_NUM (CPU_MACH (current_cpu)) == MACH_M32RX) |
| 96 | { |
| 97 | m32rxf_h_bpsw_set (current_cpu, m32rxf_h_psw_get (current_cpu)); |
| 98 | /* sm not changed */ |
| 99 | m32rxf_h_psw_set (current_cpu, m32rxf_h_psw_get (current_cpu) & 0x80); |
| 100 | } |
| 101 | else |
| 102 | { |
| 103 | m32r2f_h_bpsw_set (current_cpu, m32r2f_h_psw_get (current_cpu)); |
| 104 | /* sm not changed */ |
| 105 | m32r2f_h_psw_set (current_cpu, m32r2f_h_psw_get (current_cpu) & 0x80); |
| 106 | } |
| 107 | m32rbf_h_cr_set (current_cpu, H_CR_BPC, cia); |
| 108 | |
| 109 | sim_engine_restart (CPU_STATE (current_cpu), current_cpu, NULL, |
| 110 | EIT_ADDR_EXCP_ADDR); |
| 111 | } |
| 112 | else |
| 113 | sim_core_signal (sd, current_cpu, cia, map, nr_bytes, addr, |
| 114 | transfer, sig); |
| 115 | } |
| 116 | \f |
| 117 | /* Translate target's address to host's address. */ |
| 118 | |
| 119 | static void * |
| 120 | t2h_addr (host_callback *cb, struct cb_syscall *sc, |
| 121 | unsigned long taddr) |
| 122 | { |
| 123 | void *addr; |
| 124 | SIM_DESC sd = (SIM_DESC) sc->p1; |
| 125 | SIM_CPU *cpu = (SIM_CPU *) sc->p2; |
| 126 | |
| 127 | if (taddr == 0) |
| 128 | return NULL; |
| 129 | |
| 130 | return sim_core_trans_addr (sd, cpu, read_map, taddr); |
| 131 | } |
| 132 | |
| 133 | static unsigned int |
| 134 | conv_endian (unsigned int tvalue) |
| 135 | { |
| 136 | unsigned int hvalue; |
| 137 | unsigned int t1, t2, t3, t4; |
| 138 | |
| 139 | if (HOST_BYTE_ORDER == BFD_ENDIAN_LITTLE) |
| 140 | { |
| 141 | t1 = tvalue & 0xff000000; |
| 142 | t2 = tvalue & 0x00ff0000; |
| 143 | t3 = tvalue & 0x0000ff00; |
| 144 | t4 = tvalue & 0x000000ff; |
| 145 | |
| 146 | hvalue = t1 >> 24; |
| 147 | hvalue += t2 >> 8; |
| 148 | hvalue += t3 << 8; |
| 149 | hvalue += t4 << 24; |
| 150 | } |
| 151 | else |
| 152 | hvalue = tvalue; |
| 153 | |
| 154 | return hvalue; |
| 155 | } |
| 156 | |
| 157 | static unsigned short |
| 158 | conv_endian16 (unsigned short tvalue) |
| 159 | { |
| 160 | unsigned short hvalue; |
| 161 | unsigned short t1, t2; |
| 162 | |
| 163 | if (HOST_BYTE_ORDER == BFD_ENDIAN_LITTLE) |
| 164 | { |
| 165 | t1 = tvalue & 0xff00; |
| 166 | t2 = tvalue & 0x00ff; |
| 167 | |
| 168 | hvalue = t1 >> 8; |
| 169 | hvalue += t2 << 8; |
| 170 | } |
| 171 | else |
| 172 | hvalue = tvalue; |
| 173 | |
| 174 | return hvalue; |
| 175 | } |
| 176 | |
| 177 | static void |
| 178 | translate_endian(void *addr, size_t size) |
| 179 | { |
| 180 | unsigned int *p = (unsigned int *) addr; |
| 181 | int i; |
| 182 | |
| 183 | for (i = 0; i <= size - 4; i += 4,p++) |
| 184 | *p = conv_endian(*p); |
| 185 | |
| 186 | if (i <= size - 2) |
| 187 | *((unsigned short *) p) = conv_endian16(*((unsigned short *) p)); |
| 188 | } |
| 189 | |
| 190 | /* Trap support. |
| 191 | The result is the pc address to continue at. |
| 192 | Preprocessing like saving the various registers has already been done. */ |
| 193 | |
| 194 | USI |
| 195 | m32r_trap (SIM_CPU *current_cpu, PCADDR pc, int num) |
| 196 | { |
| 197 | SIM_DESC sd = CPU_STATE (current_cpu); |
| 198 | host_callback *cb = STATE_CALLBACK (sd); |
| 199 | |
| 200 | switch (num) |
| 201 | { |
| 202 | case TRAP_ELF_SYSCALL : |
| 203 | { |
| 204 | long result, result2; |
| 205 | int errcode; |
| 206 | |
| 207 | sim_syscall_multi (current_cpu, |
| 208 | m32rbf_h_gr_get (current_cpu, 0), |
| 209 | m32rbf_h_gr_get (current_cpu, 1), |
| 210 | m32rbf_h_gr_get (current_cpu, 2), |
| 211 | m32rbf_h_gr_get (current_cpu, 3), |
| 212 | m32rbf_h_gr_get (current_cpu, 4), |
| 213 | &result, &result2, &errcode); |
| 214 | |
| 215 | m32rbf_h_gr_set (current_cpu, 2, errcode); |
| 216 | m32rbf_h_gr_set (current_cpu, 0, result); |
| 217 | m32rbf_h_gr_set (current_cpu, 1, result2); |
| 218 | break; |
| 219 | } |
| 220 | |
| 221 | case TRAP_LINUX_SYSCALL : |
| 222 | { |
| 223 | CB_SYSCALL s; |
| 224 | unsigned int func, arg1, arg2, arg3, arg4, arg5, arg6, arg7; |
| 225 | int result, result2, errcode; |
| 226 | |
| 227 | if (STATE_ENVIRONMENT (sd) == OPERATING_ENVIRONMENT) |
| 228 | { |
| 229 | /* The new pc is the trap vector entry. |
| 230 | We assume there's a branch there to some handler. |
| 231 | Use cr5 as EVB (EIT Vector Base) register. */ |
| 232 | USI new_pc = m32rbf_h_cr_get (current_cpu, 5) + 0x40 + num * 4; |
| 233 | return new_pc; |
| 234 | } |
| 235 | |
| 236 | func = m32rbf_h_gr_get (current_cpu, 7); |
| 237 | arg1 = m32rbf_h_gr_get (current_cpu, 0); |
| 238 | arg2 = m32rbf_h_gr_get (current_cpu, 1); |
| 239 | arg3 = m32rbf_h_gr_get (current_cpu, 2); |
| 240 | arg4 = m32rbf_h_gr_get (current_cpu, 3); |
| 241 | arg5 = m32rbf_h_gr_get (current_cpu, 4); |
| 242 | arg6 = m32rbf_h_gr_get (current_cpu, 5); |
| 243 | arg7 = m32rbf_h_gr_get (current_cpu, 6); |
| 244 | |
| 245 | CB_SYSCALL_INIT (&s); |
| 246 | s.func = func; |
| 247 | s.arg1 = arg1; |
| 248 | s.arg2 = arg2; |
| 249 | s.arg3 = arg3; |
| 250 | |
| 251 | s.p1 = (PTR) sd; |
| 252 | s.p2 = (PTR) current_cpu; |
| 253 | s.read_mem = sim_syscall_read_mem; |
| 254 | s.write_mem = sim_syscall_write_mem; |
| 255 | |
| 256 | result = 0; |
| 257 | result2 = 0; |
| 258 | errcode = 0; |
| 259 | |
| 260 | switch (func) |
| 261 | { |
| 262 | case __NR_exit: |
| 263 | sim_engine_halt (sd, current_cpu, NULL, pc, sim_exited, arg1); |
| 264 | break; |
| 265 | |
| 266 | case __NR_read: |
| 267 | result = read(arg1, t2h_addr(cb, &s, arg2), arg3); |
| 268 | errcode = errno; |
| 269 | break; |
| 270 | |
| 271 | case __NR_write: |
| 272 | result = write(arg1, t2h_addr(cb, &s, arg2), arg3); |
| 273 | errcode = errno; |
| 274 | break; |
| 275 | |
| 276 | case __NR_open: |
| 277 | result = open((char *) t2h_addr(cb, &s, arg1), arg2, arg3); |
| 278 | errcode = errno; |
| 279 | break; |
| 280 | |
| 281 | case __NR_close: |
| 282 | result = close(arg1); |
| 283 | errcode = errno; |
| 284 | break; |
| 285 | |
| 286 | case __NR_creat: |
| 287 | result = creat((char *) t2h_addr(cb, &s, arg1), arg2); |
| 288 | errcode = errno; |
| 289 | break; |
| 290 | |
| 291 | case __NR_link: |
| 292 | result = link((char *) t2h_addr(cb, &s, arg1), |
| 293 | (char *) t2h_addr(cb, &s, arg2)); |
| 294 | errcode = errno; |
| 295 | break; |
| 296 | |
| 297 | case __NR_unlink: |
| 298 | result = unlink((char *) t2h_addr(cb, &s, arg1)); |
| 299 | errcode = errno; |
| 300 | break; |
| 301 | |
| 302 | case __NR_chdir: |
| 303 | result = chdir((char *) t2h_addr(cb, &s, arg1)); |
| 304 | errcode = errno; |
| 305 | break; |
| 306 | |
| 307 | case __NR_time: |
| 308 | { |
| 309 | time_t t; |
| 310 | |
| 311 | if (arg1 == 0) |
| 312 | { |
| 313 | result = (int) time(NULL); |
| 314 | errcode = errno; |
| 315 | } |
| 316 | else |
| 317 | { |
| 318 | result = (int) time(&t); |
| 319 | errcode = errno; |
| 320 | |
| 321 | if (result != 0) |
| 322 | break; |
| 323 | |
| 324 | translate_endian((void *) &t, sizeof(t)); |
| 325 | if ((s.write_mem) (cb, &s, arg1, (char *) &t, sizeof(t)) != sizeof(t)) |
| 326 | { |
| 327 | result = -1; |
| 328 | errcode = EINVAL; |
| 329 | } |
| 330 | } |
| 331 | } |
| 332 | break; |
| 333 | |
| 334 | case __NR_mknod: |
| 335 | result = mknod((char *) t2h_addr(cb, &s, arg1), |
| 336 | (mode_t) arg2, (dev_t) arg3); |
| 337 | errcode = errno; |
| 338 | break; |
| 339 | |
| 340 | case __NR_chmod: |
| 341 | result = chmod((char *) t2h_addr(cb, &s, arg1), (mode_t) arg2); |
| 342 | errcode = errno; |
| 343 | break; |
| 344 | |
| 345 | case __NR_lchown32: |
| 346 | case __NR_lchown: |
| 347 | result = lchown((char *) t2h_addr(cb, &s, arg1), |
| 348 | (uid_t) arg2, (gid_t) arg3); |
| 349 | errcode = errno; |
| 350 | break; |
| 351 | |
| 352 | case __NR_lseek: |
| 353 | result = (int) lseek(arg1, (off_t) arg2, arg3); |
| 354 | errcode = errno; |
| 355 | break; |
| 356 | |
| 357 | case __NR_getpid: |
| 358 | result = getpid(); |
| 359 | errcode = errno; |
| 360 | break; |
| 361 | |
| 362 | case __NR_getuid32: |
| 363 | case __NR_getuid: |
| 364 | result = getuid(); |
| 365 | errcode = errno; |
| 366 | break; |
| 367 | |
| 368 | case __NR_utime: |
| 369 | { |
| 370 | struct utimbuf buf; |
| 371 | |
| 372 | if (arg2 == 0) |
| 373 | { |
| 374 | result = utime((char *) t2h_addr(cb, &s, arg1), NULL); |
| 375 | errcode = errno; |
| 376 | } |
| 377 | else |
| 378 | { |
| 379 | buf = *((struct utimbuf *) t2h_addr(cb, &s, arg2)); |
| 380 | translate_endian((void *) &buf, sizeof(buf)); |
| 381 | result = utime((char *) t2h_addr(cb, &s, arg1), &buf); |
| 382 | errcode = errno; |
| 383 | } |
| 384 | } |
| 385 | break; |
| 386 | |
| 387 | case __NR_access: |
| 388 | result = access((char *) t2h_addr(cb, &s, arg1), arg2); |
| 389 | errcode = errno; |
| 390 | break; |
| 391 | |
| 392 | case __NR_ftime: |
| 393 | { |
| 394 | struct timeb t; |
| 395 | |
| 396 | result = ftime(&t); |
| 397 | errcode = errno; |
| 398 | |
| 399 | if (result != 0) |
| 400 | break; |
| 401 | |
| 402 | t.time = conv_endian(t.time); |
| 403 | t.millitm = conv_endian16(t.millitm); |
| 404 | t.timezone = conv_endian16(t.timezone); |
| 405 | t.dstflag = conv_endian16(t.dstflag); |
| 406 | if ((s.write_mem) (cb, &s, arg1, (char *) &t, sizeof(t)) |
| 407 | != sizeof(t)) |
| 408 | { |
| 409 | result = -1; |
| 410 | errcode = EINVAL; |
| 411 | } |
| 412 | } |
| 413 | |
| 414 | case __NR_sync: |
| 415 | sync(); |
| 416 | result = 0; |
| 417 | break; |
| 418 | |
| 419 | case __NR_rename: |
| 420 | result = rename((char *) t2h_addr(cb, &s, arg1), |
| 421 | (char *) t2h_addr(cb, &s, arg2)); |
| 422 | errcode = errno; |
| 423 | break; |
| 424 | |
| 425 | case __NR_mkdir: |
| 426 | result = mkdir((char *) t2h_addr(cb, &s, arg1), arg2); |
| 427 | errcode = errno; |
| 428 | break; |
| 429 | |
| 430 | case __NR_rmdir: |
| 431 | result = rmdir((char *) t2h_addr(cb, &s, arg1)); |
| 432 | errcode = errno; |
| 433 | break; |
| 434 | |
| 435 | case __NR_dup: |
| 436 | result = dup(arg1); |
| 437 | errcode = errno; |
| 438 | break; |
| 439 | |
| 440 | case __NR_brk: |
| 441 | result = brk((void *) arg1); |
| 442 | errcode = errno; |
| 443 | //result = arg1; |
| 444 | break; |
| 445 | |
| 446 | case __NR_getgid32: |
| 447 | case __NR_getgid: |
| 448 | result = getgid(); |
| 449 | errcode = errno; |
| 450 | break; |
| 451 | |
| 452 | case __NR_geteuid32: |
| 453 | case __NR_geteuid: |
| 454 | result = geteuid(); |
| 455 | errcode = errno; |
| 456 | break; |
| 457 | |
| 458 | case __NR_getegid32: |
| 459 | case __NR_getegid: |
| 460 | result = getegid(); |
| 461 | errcode = errno; |
| 462 | break; |
| 463 | |
| 464 | case __NR_ioctl: |
| 465 | result = ioctl(arg1, arg2, arg3); |
| 466 | errcode = errno; |
| 467 | break; |
| 468 | |
| 469 | case __NR_fcntl: |
| 470 | result = fcntl(arg1, arg2, arg3); |
| 471 | errcode = errno; |
| 472 | break; |
| 473 | |
| 474 | case __NR_dup2: |
| 475 | result = dup2(arg1, arg2); |
| 476 | errcode = errno; |
| 477 | break; |
| 478 | |
| 479 | case __NR_getppid: |
| 480 | result = getppid(); |
| 481 | errcode = errno; |
| 482 | break; |
| 483 | |
| 484 | case __NR_getpgrp: |
| 485 | result = getpgrp(); |
| 486 | errcode = errno; |
| 487 | break; |
| 488 | |
| 489 | case __NR_getrlimit: |
| 490 | { |
| 491 | struct rlimit rlim; |
| 492 | |
| 493 | result = getrlimit(arg1, &rlim); |
| 494 | errcode = errno; |
| 495 | |
| 496 | if (result != 0) |
| 497 | break; |
| 498 | |
| 499 | translate_endian((void *) &rlim, sizeof(rlim)); |
| 500 | if ((s.write_mem) (cb, &s, arg2, (char *) &rlim, sizeof(rlim)) |
| 501 | != sizeof(rlim)) |
| 502 | { |
| 503 | result = -1; |
| 504 | errcode = EINVAL; |
| 505 | } |
| 506 | } |
| 507 | break; |
| 508 | |
| 509 | case __NR_getrusage: |
| 510 | { |
| 511 | struct rusage usage; |
| 512 | |
| 513 | result = getrusage(arg1, &usage); |
| 514 | errcode = errno; |
| 515 | |
| 516 | if (result != 0) |
| 517 | break; |
| 518 | |
| 519 | translate_endian((void *) &usage, sizeof(usage)); |
| 520 | if ((s.write_mem) (cb, &s, arg2, (char *) &usage, sizeof(usage)) |
| 521 | != sizeof(usage)) |
| 522 | { |
| 523 | result = -1; |
| 524 | errcode = EINVAL; |
| 525 | } |
| 526 | } |
| 527 | break; |
| 528 | |
| 529 | case __NR_gettimeofday: |
| 530 | { |
| 531 | struct timeval tv; |
| 532 | struct timezone tz; |
| 533 | |
| 534 | result = gettimeofday(&tv, &tz); |
| 535 | errcode = errno; |
| 536 | |
| 537 | if (result != 0) |
| 538 | break; |
| 539 | |
| 540 | translate_endian((void *) &tv, sizeof(tv)); |
| 541 | if ((s.write_mem) (cb, &s, arg1, (char *) &tv, sizeof(tv)) |
| 542 | != sizeof(tv)) |
| 543 | { |
| 544 | result = -1; |
| 545 | errcode = EINVAL; |
| 546 | } |
| 547 | |
| 548 | translate_endian((void *) &tz, sizeof(tz)); |
| 549 | if ((s.write_mem) (cb, &s, arg2, (char *) &tz, sizeof(tz)) |
| 550 | != sizeof(tz)) |
| 551 | { |
| 552 | result = -1; |
| 553 | errcode = EINVAL; |
| 554 | } |
| 555 | } |
| 556 | break; |
| 557 | |
| 558 | case __NR_getgroups32: |
| 559 | case __NR_getgroups: |
| 560 | { |
| 561 | gid_t *list; |
| 562 | |
| 563 | if (arg1 > 0) |
| 564 | list = (gid_t *) malloc(arg1 * sizeof(gid_t)); |
| 565 | |
| 566 | result = getgroups(arg1, list); |
| 567 | errcode = errno; |
| 568 | |
| 569 | if (result != 0) |
| 570 | break; |
| 571 | |
| 572 | translate_endian((void *) list, arg1 * sizeof(gid_t)); |
| 573 | if (arg1 > 0) |
| 574 | if ((s.write_mem) (cb, &s, arg2, (char *) list, arg1 * sizeof(gid_t)) |
| 575 | != arg1 * sizeof(gid_t)) |
| 576 | { |
| 577 | result = -1; |
| 578 | errcode = EINVAL; |
| 579 | } |
| 580 | } |
| 581 | break; |
| 582 | |
| 583 | case __NR_select: |
| 584 | { |
| 585 | int n; |
| 586 | fd_set readfds; |
| 587 | fd_set *treadfdsp; |
| 588 | fd_set *hreadfdsp; |
| 589 | fd_set writefds; |
| 590 | fd_set *twritefdsp; |
| 591 | fd_set *hwritefdsp; |
| 592 | fd_set exceptfds; |
| 593 | fd_set *texceptfdsp; |
| 594 | fd_set *hexceptfdsp; |
| 595 | struct timeval *ttimeoutp; |
| 596 | struct timeval timeout; |
| 597 | |
| 598 | n = arg1; |
| 599 | |
| 600 | treadfdsp = (fd_set *) arg2; |
| 601 | if (treadfdsp != NULL) |
| 602 | { |
| 603 | readfds = *((fd_set *) t2h_addr(cb, &s, (unsigned int) treadfdsp)); |
| 604 | translate_endian((void *) &readfds, sizeof(readfds)); |
| 605 | hreadfdsp = &readfds; |
| 606 | } |
| 607 | else |
| 608 | hreadfdsp = NULL; |
| 609 | |
| 610 | twritefdsp = (fd_set *) arg3; |
| 611 | if (twritefdsp != NULL) |
| 612 | { |
| 613 | writefds = *((fd_set *) t2h_addr(cb, &s, (unsigned int) twritefdsp)); |
| 614 | translate_endian((void *) &writefds, sizeof(writefds)); |
| 615 | hwritefdsp = &writefds; |
| 616 | } |
| 617 | else |
| 618 | hwritefdsp = NULL; |
| 619 | |
| 620 | texceptfdsp = (fd_set *) arg4; |
| 621 | if (texceptfdsp != NULL) |
| 622 | { |
| 623 | exceptfds = *((fd_set *) t2h_addr(cb, &s, (unsigned int) texceptfdsp)); |
| 624 | translate_endian((void *) &exceptfds, sizeof(exceptfds)); |
| 625 | hexceptfdsp = &exceptfds; |
| 626 | } |
| 627 | else |
| 628 | hexceptfdsp = NULL; |
| 629 | |
| 630 | ttimeoutp = (struct timeval *) arg5; |
| 631 | timeout = *((struct timeval *) t2h_addr(cb, &s, (unsigned int) ttimeoutp)); |
| 632 | translate_endian((void *) &timeout, sizeof(timeout)); |
| 633 | |
| 634 | result = select(n, hreadfdsp, hwritefdsp, hexceptfdsp, &timeout); |
| 635 | errcode = errno; |
| 636 | |
| 637 | if (result != 0) |
| 638 | break; |
| 639 | |
| 640 | if (treadfdsp != NULL) |
| 641 | { |
| 642 | translate_endian((void *) &readfds, sizeof(readfds)); |
| 643 | if ((s.write_mem) (cb, &s, (unsigned long) treadfdsp, |
| 644 | (char *) &readfds, sizeof(readfds)) != sizeof(readfds)) |
| 645 | { |
| 646 | result = -1; |
| 647 | errcode = EINVAL; |
| 648 | } |
| 649 | } |
| 650 | |
| 651 | if (twritefdsp != NULL) |
| 652 | { |
| 653 | translate_endian((void *) &writefds, sizeof(writefds)); |
| 654 | if ((s.write_mem) (cb, &s, (unsigned long) twritefdsp, |
| 655 | (char *) &writefds, sizeof(writefds)) != sizeof(writefds)) |
| 656 | { |
| 657 | result = -1; |
| 658 | errcode = EINVAL; |
| 659 | } |
| 660 | } |
| 661 | |
| 662 | if (texceptfdsp != NULL) |
| 663 | { |
| 664 | translate_endian((void *) &exceptfds, sizeof(exceptfds)); |
| 665 | if ((s.write_mem) (cb, &s, (unsigned long) texceptfdsp, |
| 666 | (char *) &exceptfds, sizeof(exceptfds)) != sizeof(exceptfds)) |
| 667 | { |
| 668 | result = -1; |
| 669 | errcode = EINVAL; |
| 670 | } |
| 671 | } |
| 672 | |
| 673 | translate_endian((void *) &timeout, sizeof(timeout)); |
| 674 | if ((s.write_mem) (cb, &s, (unsigned long) ttimeoutp, |
| 675 | (char *) &timeout, sizeof(timeout)) != sizeof(timeout)) |
| 676 | { |
| 677 | result = -1; |
| 678 | errcode = EINVAL; |
| 679 | } |
| 680 | } |
| 681 | break; |
| 682 | |
| 683 | case __NR_symlink: |
| 684 | result = symlink((char *) t2h_addr(cb, &s, arg1), |
| 685 | (char *) t2h_addr(cb, &s, arg2)); |
| 686 | errcode = errno; |
| 687 | break; |
| 688 | |
| 689 | case __NR_readlink: |
| 690 | result = readlink((char *) t2h_addr(cb, &s, arg1), |
| 691 | (char *) t2h_addr(cb, &s, arg2), |
| 692 | arg3); |
| 693 | errcode = errno; |
| 694 | break; |
| 695 | |
| 696 | case __NR_readdir: |
| 697 | result = (int) readdir((DIR *) t2h_addr(cb, &s, arg1)); |
| 698 | errcode = errno; |
| 699 | break; |
| 700 | |
| 701 | #if 0 |
| 702 | case __NR_mmap: |
| 703 | { |
| 704 | result = (int) mmap((void *) t2h_addr(cb, &s, arg1), |
| 705 | arg2, arg3, arg4, arg5, arg6); |
| 706 | errcode = errno; |
| 707 | |
| 708 | if (errno == 0) |
| 709 | { |
| 710 | sim_core_attach (sd, NULL, |
| 711 | 0, access_read_write_exec, 0, |
| 712 | result, arg2, 0, NULL, NULL); |
| 713 | } |
| 714 | } |
| 715 | break; |
| 716 | #endif |
| 717 | case __NR_mmap2: |
| 718 | { |
| 719 | void *addr; |
| 720 | size_t len; |
| 721 | int prot, flags, fildes; |
| 722 | off_t off; |
| 723 | |
| 724 | addr = (void *) t2h_addr(cb, &s, arg1); |
| 725 | len = arg2; |
| 726 | prot = arg3; |
| 727 | flags = arg4; |
| 728 | fildes = arg5; |
| 729 | off = arg6 << 12; |
| 730 | |
| 731 | result = (int) mmap(addr, len, prot, flags, fildes, off); |
| 732 | errcode = errno; |
| 733 | if (result != -1) |
| 734 | { |
| 735 | char c; |
| 736 | if (sim_core_read_buffer (sd, NULL, read_map, &c, result, 1) == 0) |
| 737 | sim_core_attach (sd, NULL, |
| 738 | 0, access_read_write_exec, 0, |
| 739 | result, len, 0, NULL, NULL); |
| 740 | } |
| 741 | } |
| 742 | break; |
| 743 | |
| 744 | case __NR_mmap: |
| 745 | { |
| 746 | void *addr; |
| 747 | size_t len; |
| 748 | int prot, flags, fildes; |
| 749 | off_t off; |
| 750 | |
| 751 | addr = *((void **) t2h_addr(cb, &s, arg1)); |
| 752 | len = *((size_t *) t2h_addr(cb, &s, arg1 + 4)); |
| 753 | prot = *((int *) t2h_addr(cb, &s, arg1 + 8)); |
| 754 | flags = *((int *) t2h_addr(cb, &s, arg1 + 12)); |
| 755 | fildes = *((int *) t2h_addr(cb, &s, arg1 + 16)); |
| 756 | off = *((off_t *) t2h_addr(cb, &s, arg1 + 20)); |
| 757 | |
| 758 | addr = (void *) conv_endian((unsigned int) addr); |
| 759 | len = conv_endian(len); |
| 760 | prot = conv_endian(prot); |
| 761 | flags = conv_endian(flags); |
| 762 | fildes = conv_endian(fildes); |
| 763 | off = conv_endian(off); |
| 764 | |
| 765 | //addr = (void *) t2h_addr(cb, &s, (unsigned int) addr); |
| 766 | result = (int) mmap(addr, len, prot, flags, fildes, off); |
| 767 | errcode = errno; |
| 768 | |
| 769 | //if (errno == 0) |
| 770 | if (result != -1) |
| 771 | { |
| 772 | char c; |
| 773 | if (sim_core_read_buffer (sd, NULL, read_map, &c, result, 1) == 0) |
| 774 | sim_core_attach (sd, NULL, |
| 775 | 0, access_read_write_exec, 0, |
| 776 | result, len, 0, NULL, NULL); |
| 777 | } |
| 778 | } |
| 779 | break; |
| 780 | |
| 781 | case __NR_munmap: |
| 782 | { |
| 783 | result = munmap((void *)arg1, arg2); |
| 784 | errcode = errno; |
| 785 | if (result != -1) |
| 786 | { |
| 787 | sim_core_detach (sd, NULL, 0, arg2, result); |
| 788 | } |
| 789 | } |
| 790 | break; |
| 791 | |
| 792 | case __NR_truncate: |
| 793 | result = truncate((char *) t2h_addr(cb, &s, arg1), arg2); |
| 794 | errcode = errno; |
| 795 | break; |
| 796 | |
| 797 | case __NR_ftruncate: |
| 798 | result = ftruncate(arg1, arg2); |
| 799 | errcode = errno; |
| 800 | break; |
| 801 | |
| 802 | case __NR_fchmod: |
| 803 | result = fchmod(arg1, arg2); |
| 804 | errcode = errno; |
| 805 | break; |
| 806 | |
| 807 | case __NR_fchown32: |
| 808 | case __NR_fchown: |
| 809 | result = fchown(arg1, arg2, arg3); |
| 810 | errcode = errno; |
| 811 | break; |
| 812 | |
| 813 | case __NR_statfs: |
| 814 | { |
| 815 | struct statfs statbuf; |
| 816 | |
| 817 | result = statfs((char *) t2h_addr(cb, &s, arg1), &statbuf); |
| 818 | errcode = errno; |
| 819 | |
| 820 | if (result != 0) |
| 821 | break; |
| 822 | |
| 823 | translate_endian((void *) &statbuf, sizeof(statbuf)); |
| 824 | if ((s.write_mem) (cb, &s, arg2, (char *) &statbuf, sizeof(statbuf)) |
| 825 | != sizeof(statbuf)) |
| 826 | { |
| 827 | result = -1; |
| 828 | errcode = EINVAL; |
| 829 | } |
| 830 | } |
| 831 | break; |
| 832 | |
| 833 | case __NR_fstatfs: |
| 834 | { |
| 835 | struct statfs statbuf; |
| 836 | |
| 837 | result = fstatfs(arg1, &statbuf); |
| 838 | errcode = errno; |
| 839 | |
| 840 | if (result != 0) |
| 841 | break; |
| 842 | |
| 843 | translate_endian((void *) &statbuf, sizeof(statbuf)); |
| 844 | if ((s.write_mem) (cb, &s, arg2, (char *) &statbuf, sizeof(statbuf)) |
| 845 | != sizeof(statbuf)) |
| 846 | { |
| 847 | result = -1; |
| 848 | errcode = EINVAL; |
| 849 | } |
| 850 | } |
| 851 | break; |
| 852 | |
| 853 | case __NR_syslog: |
| 854 | result = syslog(arg1, (char *) t2h_addr(cb, &s, arg2)); |
| 855 | errcode = errno; |
| 856 | break; |
| 857 | |
| 858 | case __NR_setitimer: |
| 859 | { |
| 860 | struct itimerval value, ovalue; |
| 861 | |
| 862 | value = *((struct itimerval *) t2h_addr(cb, &s, arg2)); |
| 863 | translate_endian((void *) &value, sizeof(value)); |
| 864 | |
| 865 | if (arg2 == 0) |
| 866 | { |
| 867 | result = setitimer(arg1, &value, NULL); |
| 868 | errcode = errno; |
| 869 | } |
| 870 | else |
| 871 | { |
| 872 | result = setitimer(arg1, &value, &ovalue); |
| 873 | errcode = errno; |
| 874 | |
| 875 | if (result != 0) |
| 876 | break; |
| 877 | |
| 878 | translate_endian((void *) &ovalue, sizeof(ovalue)); |
| 879 | if ((s.write_mem) (cb, &s, arg3, (char *) &ovalue, sizeof(ovalue)) |
| 880 | != sizeof(ovalue)) |
| 881 | { |
| 882 | result = -1; |
| 883 | errcode = EINVAL; |
| 884 | } |
| 885 | } |
| 886 | } |
| 887 | break; |
| 888 | |
| 889 | case __NR_getitimer: |
| 890 | { |
| 891 | struct itimerval value; |
| 892 | |
| 893 | result = getitimer(arg1, &value); |
| 894 | errcode = errno; |
| 895 | |
| 896 | if (result != 0) |
| 897 | break; |
| 898 | |
| 899 | translate_endian((void *) &value, sizeof(value)); |
| 900 | if ((s.write_mem) (cb, &s, arg2, (char *) &value, sizeof(value)) |
| 901 | != sizeof(value)) |
| 902 | { |
| 903 | result = -1; |
| 904 | errcode = EINVAL; |
| 905 | } |
| 906 | } |
| 907 | break; |
| 908 | |
| 909 | case __NR_stat: |
| 910 | { |
| 911 | char *buf; |
| 912 | int buflen; |
| 913 | struct stat statbuf; |
| 914 | |
| 915 | result = stat((char *) t2h_addr(cb, &s, arg1), &statbuf); |
| 916 | errcode = errno; |
| 917 | if (result < 0) |
| 918 | break; |
| 919 | |
| 920 | buflen = cb_host_to_target_stat (cb, NULL, NULL); |
| 921 | buf = xmalloc (buflen); |
| 922 | if (cb_host_to_target_stat (cb, &statbuf, buf) != buflen) |
| 923 | { |
| 924 | /* The translation failed. This is due to an internal |
| 925 | host program error, not the target's fault. */ |
| 926 | free (buf); |
| 927 | result = -1; |
| 928 | errcode = ENOSYS; |
| 929 | break; |
| 930 | } |
| 931 | if ((s.write_mem) (cb, &s, arg2, buf, buflen) != buflen) |
| 932 | { |
| 933 | free (buf); |
| 934 | result = -1; |
| 935 | errcode = EINVAL; |
| 936 | break; |
| 937 | } |
| 938 | free (buf); |
| 939 | } |
| 940 | break; |
| 941 | |
| 942 | case __NR_lstat: |
| 943 | { |
| 944 | char *buf; |
| 945 | int buflen; |
| 946 | struct stat statbuf; |
| 947 | |
| 948 | result = lstat((char *) t2h_addr(cb, &s, arg1), &statbuf); |
| 949 | errcode = errno; |
| 950 | if (result < 0) |
| 951 | break; |
| 952 | |
| 953 | buflen = cb_host_to_target_stat (cb, NULL, NULL); |
| 954 | buf = xmalloc (buflen); |
| 955 | if (cb_host_to_target_stat (cb, &statbuf, buf) != buflen) |
| 956 | { |
| 957 | /* The translation failed. This is due to an internal |
| 958 | host program error, not the target's fault. */ |
| 959 | free (buf); |
| 960 | result = -1; |
| 961 | errcode = ENOSYS; |
| 962 | break; |
| 963 | } |
| 964 | if ((s.write_mem) (cb, &s, arg2, buf, buflen) != buflen) |
| 965 | { |
| 966 | free (buf); |
| 967 | result = -1; |
| 968 | errcode = EINVAL; |
| 969 | break; |
| 970 | } |
| 971 | free (buf); |
| 972 | } |
| 973 | break; |
| 974 | |
| 975 | case __NR_fstat: |
| 976 | { |
| 977 | char *buf; |
| 978 | int buflen; |
| 979 | struct stat statbuf; |
| 980 | |
| 981 | result = fstat(arg1, &statbuf); |
| 982 | errcode = errno; |
| 983 | if (result < 0) |
| 984 | break; |
| 985 | |
| 986 | buflen = cb_host_to_target_stat (cb, NULL, NULL); |
| 987 | buf = xmalloc (buflen); |
| 988 | if (cb_host_to_target_stat (cb, &statbuf, buf) != buflen) |
| 989 | { |
| 990 | /* The translation failed. This is due to an internal |
| 991 | host program error, not the target's fault. */ |
| 992 | free (buf); |
| 993 | result = -1; |
| 994 | errcode = ENOSYS; |
| 995 | break; |
| 996 | } |
| 997 | if ((s.write_mem) (cb, &s, arg2, buf, buflen) != buflen) |
| 998 | { |
| 999 | free (buf); |
| 1000 | result = -1; |
| 1001 | errcode = EINVAL; |
| 1002 | break; |
| 1003 | } |
| 1004 | free (buf); |
| 1005 | } |
| 1006 | break; |
| 1007 | |
| 1008 | case __NR_sysinfo: |
| 1009 | { |
| 1010 | struct sysinfo info; |
| 1011 | |
| 1012 | result = sysinfo(&info); |
| 1013 | errcode = errno; |
| 1014 | |
| 1015 | if (result != 0) |
| 1016 | break; |
| 1017 | |
| 1018 | info.uptime = conv_endian(info.uptime); |
| 1019 | info.loads[0] = conv_endian(info.loads[0]); |
| 1020 | info.loads[1] = conv_endian(info.loads[1]); |
| 1021 | info.loads[2] = conv_endian(info.loads[2]); |
| 1022 | info.totalram = conv_endian(info.totalram); |
| 1023 | info.freeram = conv_endian(info.freeram); |
| 1024 | info.sharedram = conv_endian(info.sharedram); |
| 1025 | info.bufferram = conv_endian(info.bufferram); |
| 1026 | info.totalswap = conv_endian(info.totalswap); |
| 1027 | info.freeswap = conv_endian(info.freeswap); |
| 1028 | info.procs = conv_endian16(info.procs); |
| 1029 | #if LINUX_VERSION_CODE >= 0x20400 |
| 1030 | info.totalhigh = conv_endian(info.totalhigh); |
| 1031 | info.freehigh = conv_endian(info.freehigh); |
| 1032 | info.mem_unit = conv_endian(info.mem_unit); |
| 1033 | #endif |
| 1034 | if ((s.write_mem) (cb, &s, arg1, (char *) &info, sizeof(info)) |
| 1035 | != sizeof(info)) |
| 1036 | { |
| 1037 | result = -1; |
| 1038 | errcode = EINVAL; |
| 1039 | } |
| 1040 | } |
| 1041 | break; |
| 1042 | |
| 1043 | #if 0 |
| 1044 | case __NR_ipc: |
| 1045 | { |
| 1046 | result = ipc(arg1, arg2, arg3, arg4, |
| 1047 | (void *) t2h_addr(cb, &s, arg5), arg6); |
| 1048 | errcode = errno; |
| 1049 | } |
| 1050 | break; |
| 1051 | #endif |
| 1052 | |
| 1053 | case __NR_fsync: |
| 1054 | result = fsync(arg1); |
| 1055 | errcode = errno; |
| 1056 | break; |
| 1057 | |
| 1058 | case __NR_uname: |
| 1059 | /* utsname contains only arrays of char, so it is not necessary |
| 1060 | to translate endian. */ |
| 1061 | result = uname((struct utsname *) t2h_addr(cb, &s, arg1)); |
| 1062 | errcode = errno; |
| 1063 | break; |
| 1064 | |
| 1065 | case __NR_adjtimex: |
| 1066 | { |
| 1067 | struct timex buf; |
| 1068 | |
| 1069 | result = adjtimex(&buf); |
| 1070 | errcode = errno; |
| 1071 | |
| 1072 | if (result != 0) |
| 1073 | break; |
| 1074 | |
| 1075 | translate_endian((void *) &buf, sizeof(buf)); |
| 1076 | if ((s.write_mem) (cb, &s, arg1, (char *) &buf, sizeof(buf)) |
| 1077 | != sizeof(buf)) |
| 1078 | { |
| 1079 | result = -1; |
| 1080 | errcode = EINVAL; |
| 1081 | } |
| 1082 | } |
| 1083 | break; |
| 1084 | |
| 1085 | case __NR_mprotect: |
| 1086 | result = mprotect((void *) arg1, arg2, arg3); |
| 1087 | errcode = errno; |
| 1088 | break; |
| 1089 | |
| 1090 | case __NR_fchdir: |
| 1091 | result = fchdir(arg1); |
| 1092 | errcode = errno; |
| 1093 | break; |
| 1094 | |
| 1095 | case __NR_setfsuid32: |
| 1096 | case __NR_setfsuid: |
| 1097 | result = setfsuid(arg1); |
| 1098 | errcode = errno; |
| 1099 | break; |
| 1100 | |
| 1101 | case __NR_setfsgid32: |
| 1102 | case __NR_setfsgid: |
| 1103 | result = setfsgid(arg1); |
| 1104 | errcode = errno; |
| 1105 | break; |
| 1106 | |
| 1107 | #if 0 |
| 1108 | case __NR__llseek: |
| 1109 | { |
| 1110 | loff_t buf; |
| 1111 | |
| 1112 | result = _llseek(arg1, arg2, arg3, &buf, arg5); |
| 1113 | errcode = errno; |
| 1114 | |
| 1115 | if (result != 0) |
| 1116 | break; |
| 1117 | |
| 1118 | translate_endian((void *) &buf, sizeof(buf)); |
| 1119 | if ((s.write_mem) (cb, &s, t2h_addr(cb, &s, arg4), |
| 1120 | (char *) &buf, sizeof(buf)) != sizeof(buf)) |
| 1121 | { |
| 1122 | result = -1; |
| 1123 | errcode = EINVAL; |
| 1124 | } |
| 1125 | } |
| 1126 | break; |
| 1127 | |
| 1128 | case __NR_getdents: |
| 1129 | { |
| 1130 | struct dirent dir; |
| 1131 | |
| 1132 | result = getdents(arg1, &dir, arg3); |
| 1133 | errcode = errno; |
| 1134 | |
| 1135 | if (result != 0) |
| 1136 | break; |
| 1137 | |
| 1138 | dir.d_ino = conv_endian(dir.d_ino); |
| 1139 | dir.d_off = conv_endian(dir.d_off); |
| 1140 | dir.d_reclen = conv_endian16(dir.d_reclen); |
| 1141 | if ((s.write_mem) (cb, &s, arg2, (char *) &dir, sizeof(dir)) |
| 1142 | != sizeof(dir)) |
| 1143 | { |
| 1144 | result = -1; |
| 1145 | errcode = EINVAL; |
| 1146 | } |
| 1147 | } |
| 1148 | break; |
| 1149 | #endif |
| 1150 | |
| 1151 | case __NR_flock: |
| 1152 | result = flock(arg1, arg2); |
| 1153 | errcode = errno; |
| 1154 | break; |
| 1155 | |
| 1156 | case __NR_msync: |
| 1157 | result = msync((void *) arg1, arg2, arg3); |
| 1158 | errcode = errno; |
| 1159 | break; |
| 1160 | |
| 1161 | case __NR_readv: |
| 1162 | { |
| 1163 | struct iovec vector; |
| 1164 | |
| 1165 | vector = *((struct iovec *) t2h_addr(cb, &s, arg2)); |
| 1166 | translate_endian((void *) &vector, sizeof(vector)); |
| 1167 | |
| 1168 | result = readv(arg1, &vector, arg3); |
| 1169 | errcode = errno; |
| 1170 | } |
| 1171 | break; |
| 1172 | |
| 1173 | case __NR_writev: |
| 1174 | { |
| 1175 | struct iovec vector; |
| 1176 | |
| 1177 | vector = *((struct iovec *) t2h_addr(cb, &s, arg2)); |
| 1178 | translate_endian((void *) &vector, sizeof(vector)); |
| 1179 | |
| 1180 | result = writev(arg1, &vector, arg3); |
| 1181 | errcode = errno; |
| 1182 | } |
| 1183 | break; |
| 1184 | |
| 1185 | case __NR_fdatasync: |
| 1186 | result = fdatasync(arg1); |
| 1187 | errcode = errno; |
| 1188 | break; |
| 1189 | |
| 1190 | case __NR_mlock: |
| 1191 | result = mlock((void *) t2h_addr(cb, &s, arg1), arg2); |
| 1192 | errcode = errno; |
| 1193 | break; |
| 1194 | |
| 1195 | case __NR_munlock: |
| 1196 | result = munlock((void *) t2h_addr(cb, &s, arg1), arg2); |
| 1197 | errcode = errno; |
| 1198 | break; |
| 1199 | |
| 1200 | case __NR_nanosleep: |
| 1201 | { |
| 1202 | struct timespec req, rem; |
| 1203 | |
| 1204 | req = *((struct timespec *) t2h_addr(cb, &s, arg2)); |
| 1205 | translate_endian((void *) &req, sizeof(req)); |
| 1206 | |
| 1207 | result = nanosleep(&req, &rem); |
| 1208 | errcode = errno; |
| 1209 | |
| 1210 | if (result != 0) |
| 1211 | break; |
| 1212 | |
| 1213 | translate_endian((void *) &rem, sizeof(rem)); |
| 1214 | if ((s.write_mem) (cb, &s, arg2, (char *) &rem, sizeof(rem)) |
| 1215 | != sizeof(rem)) |
| 1216 | { |
| 1217 | result = -1; |
| 1218 | errcode = EINVAL; |
| 1219 | } |
| 1220 | } |
| 1221 | break; |
| 1222 | |
| 1223 | case __NR_mremap: /* FIXME */ |
| 1224 | result = (int) mremap((void *) t2h_addr(cb, &s, arg1), arg2, arg3, arg4); |
| 1225 | errcode = errno; |
| 1226 | break; |
| 1227 | |
| 1228 | case __NR_getresuid32: |
| 1229 | case __NR_getresuid: |
| 1230 | { |
| 1231 | uid_t ruid, euid, suid; |
| 1232 | |
| 1233 | result = getresuid(&ruid, &euid, &suid); |
| 1234 | errcode = errno; |
| 1235 | |
| 1236 | if (result != 0) |
| 1237 | break; |
| 1238 | |
| 1239 | *((uid_t *) t2h_addr(cb, &s, arg1)) = conv_endian(ruid); |
| 1240 | *((uid_t *) t2h_addr(cb, &s, arg2)) = conv_endian(euid); |
| 1241 | *((uid_t *) t2h_addr(cb, &s, arg3)) = conv_endian(suid); |
| 1242 | } |
| 1243 | break; |
| 1244 | |
| 1245 | case __NR_poll: |
| 1246 | { |
| 1247 | struct pollfd ufds; |
| 1248 | |
| 1249 | ufds = *((struct pollfd *) t2h_addr(cb, &s, arg1)); |
| 1250 | ufds.fd = conv_endian(ufds.fd); |
| 1251 | ufds.events = conv_endian16(ufds.events); |
| 1252 | ufds.revents = conv_endian16(ufds.revents); |
| 1253 | |
| 1254 | result = poll(&ufds, arg2, arg3); |
| 1255 | errcode = errno; |
| 1256 | } |
| 1257 | break; |
| 1258 | |
| 1259 | case __NR_getresgid32: |
| 1260 | case __NR_getresgid: |
| 1261 | { |
| 1262 | uid_t rgid, egid, sgid; |
| 1263 | |
| 1264 | result = getresgid(&rgid, &egid, &sgid); |
| 1265 | errcode = errno; |
| 1266 | |
| 1267 | if (result != 0) |
| 1268 | break; |
| 1269 | |
| 1270 | *((uid_t *) t2h_addr(cb, &s, arg1)) = conv_endian(rgid); |
| 1271 | *((uid_t *) t2h_addr(cb, &s, arg2)) = conv_endian(egid); |
| 1272 | *((uid_t *) t2h_addr(cb, &s, arg3)) = conv_endian(sgid); |
| 1273 | } |
| 1274 | break; |
| 1275 | |
| 1276 | case __NR_pread: |
| 1277 | result = pread(arg1, (void *) t2h_addr(cb, &s, arg2), arg3, arg4); |
| 1278 | errcode = errno; |
| 1279 | break; |
| 1280 | |
| 1281 | case __NR_pwrite: |
| 1282 | result = pwrite(arg1, (void *) t2h_addr(cb, &s, arg2), arg3, arg4); |
| 1283 | errcode = errno; |
| 1284 | break; |
| 1285 | |
| 1286 | case __NR_chown32: |
| 1287 | case __NR_chown: |
| 1288 | result = chown((char *) t2h_addr(cb, &s, arg1), arg2, arg3); |
| 1289 | errcode = errno; |
| 1290 | break; |
| 1291 | |
| 1292 | case __NR_getcwd: |
| 1293 | result = (int) getcwd((char *) t2h_addr(cb, &s, arg1), arg2); |
| 1294 | errcode = errno; |
| 1295 | break; |
| 1296 | |
| 1297 | case __NR_sendfile: |
| 1298 | { |
| 1299 | off_t offset; |
| 1300 | |
| 1301 | offset = *((off_t *) t2h_addr(cb, &s, arg3)); |
| 1302 | offset = conv_endian(offset); |
| 1303 | |
| 1304 | result = sendfile(arg1, arg2, &offset, arg3); |
| 1305 | errcode = errno; |
| 1306 | |
| 1307 | if (result != 0) |
| 1308 | break; |
| 1309 | |
| 1310 | *((off_t *) t2h_addr(cb, &s, arg3)) = conv_endian(offset); |
| 1311 | } |
| 1312 | break; |
| 1313 | |
| 1314 | default: |
| 1315 | result = -1; |
| 1316 | errcode = ENOSYS; |
| 1317 | break; |
| 1318 | } |
| 1319 | |
| 1320 | if (result == -1) |
| 1321 | m32rbf_h_gr_set (current_cpu, 0, -errcode); |
| 1322 | else |
| 1323 | m32rbf_h_gr_set (current_cpu, 0, result); |
| 1324 | break; |
| 1325 | } |
| 1326 | |
| 1327 | case TRAP_BREAKPOINT: |
| 1328 | sim_engine_halt (sd, current_cpu, NULL, pc, |
| 1329 | sim_stopped, SIM_SIGTRAP); |
| 1330 | break; |
| 1331 | |
| 1332 | case TRAP_FLUSH_CACHE: |
| 1333 | /* Do nothing. */ |
| 1334 | break; |
| 1335 | |
| 1336 | default : |
| 1337 | { |
| 1338 | /* Use cr5 as EVB (EIT Vector Base) register. */ |
| 1339 | USI new_pc = m32rbf_h_cr_get (current_cpu, 5) + 0x40 + num * 4; |
| 1340 | return new_pc; |
| 1341 | } |
| 1342 | } |
| 1343 | |
| 1344 | /* Fake an "rte" insn. */ |
| 1345 | /* FIXME: Should duplicate all of rte processing. */ |
| 1346 | return (pc & -4) + 4; |
| 1347 | } |