1 2 /*--------------------------------------------------------------------*/ 3 /*--- s390x/Linux-specific kernel interface. vki-s390x-linux.h ---*/ 4 /*--------------------------------------------------------------------*/ 5 6 /* 7 This file is part of Valgrind, a dynamic binary instrumentation 8 framework. 9 10 Copyright IBM Corp. 2010-2012 11 12 This program is free software; you can redistribute it and/or 13 modify it under the terms of the GNU General Public License as 14 published by the Free Software Foundation; either version 2 of the 15 License, or (at your option) any later version. 16 17 This program is distributed in the hope that it will be useful, but 18 WITHOUT ANY WARRANTY; without even the implied warranty of 19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 20 General Public License for more details. 21 22 You should have received a copy of the GNU General Public License 23 along with this program; if not, write to the Free Software 24 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 25 02111-1307, USA. 26 27 The GNU General Public License is contained in the file COPYING. 28 */ 29 30 /* Contributed by Florian Krohm and Volker Sameske */ 31 32 #ifndef __VKI_S390X_LINUX_H 33 #define __VKI_S390X_LINUX_H 34 35 #define __force 36 37 //---------------------------------------------------------------------- 38 // From linux-2.6.16.60/include/asm-s390/types.h 39 //---------------------------------------------------------------------- 40 41 typedef __signed__ char __vki_s8; 42 typedef unsigned char __vki_u8; 43 44 typedef __signed__ short __vki_s16; 45 typedef unsigned short __vki_u16; 46 47 typedef __signed__ int __vki_s32; 48 typedef unsigned int __vki_u32; 49 50 typedef __signed__ long __vki_s64; 51 typedef unsigned long __vki_u64; 52 53 typedef unsigned short vki_u16; 54 55 typedef unsigned int vki_u32; 56 57 //---------------------------------------------------------------------- 58 // From linux-2.6.16.60/include/asm-s390/page.h 59 //---------------------------------------------------------------------- 60 61 /* PAGE_SHIFT determines the page size */ 62 #define VKI_PAGE_SHIFT 12 63 #define VKI_PAGE_SIZE (1UL << VKI_PAGE_SHIFT) 64 65 //---------------------------------------------------------------------- 66 // From linux-2.6.16.60/include/asm-s390/siginfo.h 67 //---------------------------------------------------------------------- 68 69 /* We need that to ensure that sizeof(siginfo) == 128. */ 70 #ifdef __s390x__ 71 #define __VKI_ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int)) 72 #endif 73 74 //---------------------------------------------------------------------- 75 // From linux-2.6.16.60/include/asm-s390/sigcontext.h 76 //---------------------------------------------------------------------- 77 78 #define __VKI_NUM_GPRS 16 79 #define __VKI_NUM_FPRS 16 80 #define __VKI_NUM_ACRS 16 81 82 #ifndef VGA_s390x 83 84 /* Has to be at least _NSIG_WORDS from asm/signal.h */ 85 #define _VKI_SIGCONTEXT_NSIG 64 86 #define _VKI_SIGCONTEXT_NSIG_BPW 32 87 /* Size of stack frame allocated when calling signal handler. */ 88 #define __VKI_SIGNAL_FRAMESIZE 96 89 90 #else /* VGA_s390x */ 91 92 /* Has to be at least _NSIG_WORDS from asm/signal.h */ 93 #define _VKI_SIGCONTEXT_NSIG 64 94 #define _VKI_SIGCONTEXT_NSIG_BPW 64 95 /* Size of stack frame allocated when calling signal handler. */ 96 #define __VKI_SIGNAL_FRAMESIZE 160 97 98 #endif /* VGA_s390x */ 99 100 101 #define _VKI_SIGCONTEXT_NSIG_WORDS (_VKI_SIGCONTEXT_NSIG / _VKI_SIGCONTEXT_NSIG_BPW) 102 #define _VKI_SIGMASK_COPY_SIZE (sizeof(unsigned long)*_VKI_SIGCONTEXT_NSIG_WORDS) 103 104 typedef struct 105 { 106 unsigned long mask; 107 unsigned long addr; 108 } __attribute__ ((aligned(8))) _vki_psw_t; 109 110 typedef struct 111 { 112 _vki_psw_t psw; 113 unsigned long gprs[__VKI_NUM_GPRS]; 114 unsigned int acrs[__VKI_NUM_ACRS]; 115 } _vki_s390_regs_common; 116 117 typedef struct 118 { 119 unsigned int fpc; 120 double fprs[__VKI_NUM_FPRS]; 121 } _vki_s390_fp_regs; 122 123 typedef struct 124 { 125 _vki_s390_regs_common regs; 126 _vki_s390_fp_regs fpregs; 127 } _vki_sigregs; 128 129 130 struct vki_sigcontext 131 { 132 unsigned long oldmask[_VKI_SIGCONTEXT_NSIG_WORDS]; 133 _vki_sigregs __user *sregs; 134 }; 135 136 137 //---------------------------------------------------------------------- 138 // From linux-2.6.16.60/include/asm-s390/signal.h 139 //---------------------------------------------------------------------- 140 141 #define _VKI_NSIG _VKI_SIGCONTEXT_NSIG 142 #define _VKI_NSIG_BPW _VKI_SIGCONTEXT_NSIG_BPW 143 #define _VKI_NSIG_WORDS _VKI_SIGCONTEXT_NSIG_WORDS 144 145 typedef unsigned long vki_old_sigset_t; 146 147 typedef struct { 148 unsigned long sig[_VKI_NSIG_WORDS]; 149 } vki_sigset_t; 150 151 #define VKI_SIGHUP 1 152 #define VKI_SIGINT 2 153 #define VKI_SIGQUIT 3 154 #define VKI_SIGILL 4 155 #define VKI_SIGTRAP 5 156 #define VKI_SIGABRT 6 157 #define VKI_SIGIOT 6 158 #define VKI_SIGBUS 7 159 #define VKI_SIGFPE 8 160 #define VKI_SIGKILL 9 161 #define VKI_SIGUSR1 10 162 #define VKI_SIGSEGV 11 163 #define VKI_SIGUSR2 12 164 #define VKI_SIGPIPE 13 165 #define VKI_SIGALRM 14 166 #define VKI_SIGTERM 15 167 #define VKI_SIGSTKFLT 16 168 #define VKI_SIGCHLD 17 169 #define VKI_SIGCONT 18 170 #define VKI_SIGSTOP 19 171 #define VKI_SIGTSTP 20 172 #define VKI_SIGTTIN 21 173 #define VKI_SIGTTOU 22 174 #define VKI_SIGURG 23 175 #define VKI_SIGXCPU 24 176 #define VKI_SIGXFSZ 25 177 #define VKI_SIGVTALRM 26 178 #define VKI_SIGPROF 27 179 #define VKI_SIGWINCH 28 180 #define VKI_SIGIO 29 181 #define VKI_SIGPOLL VKI_SIGIO 182 /* 183 #define VKI_SIGLOST 29 184 */ 185 #define VKI_SIGPWR 30 186 #define VKI_SIGSYS 31 187 #define VKI_SIGUNUSED 31 188 189 /* These should not be considered constants from userland. */ 190 #define VKI_SIGRTMIN 32 191 #define VKI_SIGRTMAX _VKI_NSIG 192 193 /* 194 * SA_FLAGS values: 195 * 196 * SA_ONSTACK indicates that a registered stack_t will be used. 197 * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the 198 * SA_RESTART flag to get restarting signals (which were the default long ago) 199 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. 200 * SA_RESETHAND clears the handler when the signal is delivered. 201 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. 202 * SA_NODEFER prevents the current signal from being masked in the handler. 203 * 204 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single 205 * Unix names RESETHAND and NODEFER respectively. 206 */ 207 #define VKI_SA_NOCLDSTOP 0x00000001 208 #define VKI_SA_NOCLDWAIT 0x00000002 209 #define VKI_SA_SIGINFO 0x00000004 210 #define VKI_SA_ONSTACK 0x08000000 211 #define VKI_SA_RESTART 0x10000000 212 #define VKI_SA_NODEFER 0x40000000 213 #define VKI_SA_RESETHAND 0x80000000 214 215 #define VKI_SA_NOMASK VKI_SA_NODEFER 216 #define VKI_SA_ONESHOT VKI_SA_RESETHAND 217 #define VKI_SA_INTERRUPT 0x20000000 /* dummy -- ignored */ 218 219 #define VKI_SA_RESTORER 0x04000000 220 221 /* 222 * sigaltstack controls 223 */ 224 #define VKI_SS_ONSTACK 1 225 #define VKI_SS_DISABLE 2 226 227 #define VKI_MINSIGSTKSZ 2048 228 #define VKI_SIGSTKSZ 8192 229 230 231 /* Next lines asm-generic/signal.h */ 232 #define VKI_SIG_BLOCK 0 /* for blocking signals */ 233 #define VKI_SIG_UNBLOCK 1 /* for unblocking signals */ 234 #define VKI_SIG_SETMASK 2 /* for setting the signal mask */ 235 236 typedef void __vki_signalfn_t(int); 237 typedef __vki_signalfn_t __user *__vki_sighandler_t; 238 239 /* default signal handling */ 240 #define VKI_SIG_DFL ((__force __vki_sighandler_t)0) 241 /* ignore signal */ 242 #define VKI_SIG_IGN ((__force __vki_sighandler_t)1) 243 /* error return from signal */ 244 #define VKI_SIG_ERR ((__force __vki_sighandler_t)-1) 245 /* Back to asm-s390/signal.h */ 246 247 struct vki_old_sigaction { 248 // [[Nb: a 'k' prefix is added to "sa_handler" because 249 // bits/sigaction.h (which gets dragged in somehow via signal.h) 250 // #defines it as something else. Since that is done for glibc's 251 // purposes, which we don't care about here, we use our own name.]] 252 __vki_sighandler_t ksa_handler; 253 vki_old_sigset_t sa_mask; 254 unsigned long sa_flags; 255 void (*sa_restorer)(void); 256 }; 257 258 struct vki_sigaction { 259 // [[See comment about extra 'k' above]] 260 __vki_sighandler_t ksa_handler; 261 unsigned long sa_flags; 262 void (*sa_restorer)(void); 263 vki_sigset_t sa_mask; /* mask last for extensibility */ 264 }; 265 266 struct vki_k_sigaction { 267 struct vki_sigaction sa; 268 }; 269 270 271 /* On Linux we use the same type for passing sigactions to 272 and from the kernel. Hence: */ 273 typedef struct vki_sigaction vki_sigaction_toK_t; 274 typedef struct vki_sigaction vki_sigaction_fromK_t; 275 276 277 typedef struct vki_sigaltstack { 278 void __user *ss_sp; 279 int ss_flags; 280 vki_size_t ss_size; 281 } vki_stack_t; 282 283 284 //---------------------------------------------------------------------- 285 // From linux-2.6.16.60/include/asm-s390/mman.h 286 //---------------------------------------------------------------------- 287 288 #define VKI_PROT_NONE 0x0 /* No page permissions */ 289 #define VKI_PROT_READ 0x1 /* page can be read */ 290 #define VKI_PROT_WRITE 0x2 /* page can be written */ 291 #define VKI_PROT_EXEC 0x4 /* page can be executed */ 292 #define VKI_PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend 293 change to start of 294 growsdown vma */ 295 #define VKI_PROT_GROWSUP 0x02000000 /* mprotect flag: 296 extend change to end 297 of growsup vma */ 298 299 #define VKI_MAP_SHARED 0x0001 /* Share changes */ 300 #define VKI_MAP_PRIVATE 0x0002 /* */ 301 #define VKI_MAP_FIXED 0x0010 /* */ 302 #define VKI_MAP_ANONYMOUS 0x0020 /* */ 303 304 305 //---------------------------------------------------------------------- 306 // From linux-2.6.16.60/include/asm-s390/fcntl.h 307 //---------------------------------------------------------------------- 308 309 #define VKI_O_RDONLY 00000000 310 #define VKI_O_WRONLY 00000001 311 #define VKI_O_RDWR 00000002 312 #define VKI_O_ACCMODE 00000003 313 #define VKI_O_CREAT 00000100 /* not fcntl */ 314 #define VKI_O_EXCL 00000200 /* not fcntl */ 315 #define VKI_O_NOCTTY 00000400 /* not fcntl */ 316 #define VKI_O_TRUNC 00001000 /* not fcntl */ 317 #define VKI_O_APPEND 00002000 318 #define VKI_O_NONBLOCK 00004000 319 320 #define VKI_AT_FDCWD -100 321 322 #define VKI_F_DUPFD 0 /* dup */ 323 #define VKI_F_GETFD 1 /* get close_on_exec */ 324 #define VKI_F_SETFD 2 /* set/clear close_on_exec */ 325 #define VKI_F_GETFL 3 /* get file->f_flags */ 326 #define VKI_F_SETFL 4 /* set file->f_flags */ 327 #define VKI_F_GETLK 5 328 #define VKI_F_SETLK 6 329 #define VKI_F_SETLKW 7 330 #define VKI_F_SETOWN 8 /* for sockets. */ 331 #define VKI_F_GETOWN 9 /* for sockets. */ 332 #define VKI_F_SETSIG 10 /* for sockets. */ 333 #define VKI_F_GETSIG 11 /* for sockets. */ 334 335 #define VKI_F_SETOWN_EX 15 336 #define VKI_F_GETOWN_EX 16 337 338 #define VKI_F_OWNER_TID 0 339 #define VKI_F_OWNER_PID 1 340 #define VKI_F_OWNER_PGRP 2 341 342 struct vki_f_owner_ex { 343 int type; 344 __vki_kernel_pid_t pid; 345 }; 346 347 #define VKI_FD_CLOEXEC 1 /* actually anything with low bit set goes */ 348 349 #define VKI_F_LINUX_SPECIFIC_BASE 1024 350 351 352 //---------------------------------------------------------------------- 353 // From linux-2.6.16.60/include/asm-s390x/resource.h 354 //---------------------------------------------------------------------- 355 356 // which just does #include <asm-generic/resource.h> 357 358 #define VKI_RLIMIT_DATA 2 /* max data size */ 359 #define VKI_RLIMIT_STACK 3 /* max stack size */ 360 #define VKI_RLIMIT_CORE 4 /* max core file size */ 361 #define VKI_RLIMIT_NOFILE 7 /* max number of open files */ 362 363 364 //---------------------------------------------------------------------- 365 // From linux-2.6.16.60/include/asm-s390/socket.h 366 //---------------------------------------------------------------------- 367 368 #define VKI_SOL_SOCKET 1 369 370 #define VKI_SO_TYPE 3 371 372 373 //---------------------------------------------------------------------- 374 // From linux-2.6.16.60/include/asm-s390/sockios.h 375 //---------------------------------------------------------------------- 376 377 #define VKI_SIOCSPGRP 0x8902 378 #define VKI_SIOCGPGRP 0x8904 379 #define VKI_SIOCGSTAMP 0x8906 /* Get stamp (timeval) */ 380 /* since 2.6.22 */ 381 #define VKI_SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */ 382 383 384 //---------------------------------------------------------------------- 385 // From linux-2.6.16.60/include/asm-s390/stat.h 386 //---------------------------------------------------------------------- 387 388 #ifndef VGA_s390x 389 struct vki_stat { 390 unsigned short st_dev; 391 unsigned short __pad1; 392 unsigned long st_ino; 393 unsigned short st_mode; 394 unsigned short st_nlink; 395 unsigned short st_uid; 396 unsigned short st_gid; 397 unsigned short st_rdev; 398 unsigned short __pad2; 399 unsigned long st_size; 400 unsigned long st_blksize; 401 unsigned long st_blocks; 402 unsigned long st_atime; 403 unsigned long st_atime_nsec; 404 unsigned long st_mtime; 405 unsigned long st_mtime_nsec; 406 unsigned long st_ctime; 407 unsigned long st_ctime_nsec; 408 unsigned long __unused4; 409 unsigned long __unused5; 410 }; 411 412 /* This matches struct stat64 in glibc2.1, hence the absolutely 413 * insane amounts of padding around dev_t's. 414 */ 415 struct vki_stat64 { 416 unsigned long long st_dev; 417 unsigned int __pad1; 418 unsigned long __st_ino; 419 unsigned int st_mode; 420 unsigned int st_nlink; 421 unsigned long st_uid; 422 unsigned long st_gid; 423 unsigned long long st_rdev; 424 unsigned int __pad3; 425 long long st_size; 426 unsigned long st_blksize; 427 unsigned char __pad4[4]; 428 unsigned long __pad5; /* future possible st_blocks high bits */ 429 unsigned long st_blocks; /* Number 512-byte blocks allocated. */ 430 unsigned long st_atime; 431 unsigned long st_atime_nsec; 432 unsigned long st_mtime; 433 unsigned long st_mtime_nsec; 434 unsigned long st_ctime; 435 unsigned long st_ctime_nsec; /* will be high 32 bits of ctime someday */ 436 unsigned long long st_ino; 437 }; 438 439 #else 440 441 struct vki_stat { 442 unsigned long st_dev; 443 unsigned long st_ino; 444 unsigned long st_nlink; 445 unsigned int st_mode; 446 unsigned int st_uid; 447 unsigned int st_gid; 448 unsigned int __pad1; 449 unsigned long st_rdev; 450 unsigned long st_size; 451 unsigned long st_atime; 452 unsigned long st_atime_nsec; 453 unsigned long st_mtime; 454 unsigned long st_mtime_nsec; 455 unsigned long st_ctime; 456 unsigned long st_ctime_nsec; 457 unsigned long st_blksize; 458 long st_blocks; 459 unsigned long __unused[3]; 460 }; 461 462 #endif /* VGA_s390x */ 463 464 465 //---------------------------------------------------------------------- 466 // From linux-2.6.16.60/include/asm-s390/statfs.h 467 //---------------------------------------------------------------------- 468 469 struct vki_statfs { 470 int f_type; 471 int f_bsize; 472 long f_blocks; 473 long f_bfree; 474 long f_bavail; 475 long f_files; 476 long f_ffree; 477 __vki_kernel_fsid_t f_fsid; 478 int f_namelen; 479 int f_frsize; 480 int f_spare[5]; 481 }; 482 483 484 //---------------------------------------------------------------------- 485 // From linux-2.6.16.60/include/asm-s390/termios.h 486 //---------------------------------------------------------------------- 487 488 struct vki_winsize { 489 unsigned short ws_row; 490 unsigned short ws_col; 491 unsigned short ws_xpixel; 492 unsigned short ws_ypixel; 493 }; 494 495 #define VKI_NCC 8 496 struct vki_termio { 497 unsigned short c_iflag; /* input mode flags */ 498 unsigned short c_oflag; /* output mode flags */ 499 unsigned short c_cflag; /* control mode flags */ 500 unsigned short c_lflag; /* local mode flags */ 501 unsigned char c_line; /* line discipline */ 502 unsigned char c_cc[VKI_NCC]; /* control characters */ 503 }; 504 505 506 //---------------------------------------------------------------------- 507 // From linux-2.6.16.60/include/asm-s390/termbits.h 508 //---------------------------------------------------------------------- 509 510 typedef unsigned char vki_cc_t; 511 typedef unsigned int vki_tcflag_t; 512 513 #define VKI_NCCS 19 514 struct vki_termios { 515 vki_tcflag_t c_iflag; /* input mode flags */ 516 vki_tcflag_t c_oflag; /* output mode flags */ 517 vki_tcflag_t c_cflag; /* control mode flags */ 518 vki_tcflag_t c_lflag; /* local mode flags */ 519 vki_cc_t c_line; /* line discipline */ 520 vki_cc_t c_cc[VKI_NCCS]; /* control characters */ 521 }; 522 523 524 //---------------------------------------------------------------------- 525 // From linux-2.6.16.60/include/asm-s390/ioctl.h 526 //---------------------------------------------------------------------- 527 528 #define _VKI_IOC_NRBITS 8 529 #define _VKI_IOC_TYPEBITS 8 530 #define _VKI_IOC_SIZEBITS 14 531 #define _VKI_IOC_DIRBITS 2 532 533 #define _VKI_IOC_NRMASK ((1 << _VKI_IOC_NRBITS)-1) 534 #define _VKI_IOC_TYPEMASK ((1 << _VKI_IOC_TYPEBITS)-1) 535 #define _VKI_IOC_SIZEMASK ((1 << _VKI_IOC_SIZEBITS)-1) 536 #define _VKI_IOC_DIRMASK ((1 << _VKI_IOC_DIRBITS)-1) 537 538 #define _VKI_IOC_NRSHIFT 0 539 #define _VKI_IOC_TYPESHIFT (_VKI_IOC_NRSHIFT+_VKI_IOC_NRBITS) 540 #define _VKI_IOC_SIZESHIFT (_VKI_IOC_TYPESHIFT+_VKI_IOC_TYPEBITS) 541 #define _VKI_IOC_DIRSHIFT (_VKI_IOC_SIZESHIFT+_VKI_IOC_SIZEBITS) 542 543 #define _VKI_IOC_NONE 0U 544 #define _VKI_IOC_WRITE 1U 545 #define _VKI_IOC_READ 2U 546 547 #define _VKI_IOC(dir,type,nr,size) \ 548 (((dir) << _VKI_IOC_DIRSHIFT) | \ 549 ((type) << _VKI_IOC_TYPESHIFT) | \ 550 ((nr) << _VKI_IOC_NRSHIFT) | \ 551 ((size) << _VKI_IOC_SIZESHIFT)) 552 553 /* used to create numbers */ 554 #define _VKI_IO(type,nr) _VKI_IOC(_VKI_IOC_NONE,(type),(nr),0) 555 #define _VKI_IOR(type,nr,size) _VKI_IOC(_VKI_IOC_READ,(type),(nr),(_VKI_IOC_TYPECHECK(size))) 556 #define _VKI_IOW(type,nr,size) _VKI_IOC(_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size))) 557 #define _VKI_IOWR(type,nr,size) _VKI_IOC(_VKI_IOC_READ|_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size))) 558 559 /* used to decode ioctl numbers.. */ 560 #define _VKI_IOC_DIR(nr) (((nr) >> _VKI_IOC_DIRSHIFT) & _VKI_IOC_DIRMASK) 561 #define _VKI_IOC_TYPE(nr) (((nr) >> _VKI_IOC_TYPESHIFT) & _VKI_IOC_TYPEMASK) 562 #define _VKI_IOC_NR(nr) (((nr) >> _VKI_IOC_NRSHIFT) & _VKI_IOC_NRMASK) 563 #define _VKI_IOC_SIZE(nr) (((nr) >> _VKI_IOC_SIZESHIFT) & _VKI_IOC_SIZEMASK) 564 565 //---------------------------------------------------------------------- 566 // From linux-2.6.16.60/include/asm-s390/ioctls.h 567 //---------------------------------------------------------------------- 568 569 /* 0x54 is just a magic number to make these relatively unique ('T') */ 570 571 #define VKI_TCGETS 0x5401 572 #define VKI_TCSETS 0x5402 573 #define VKI_TCSETSW 0x5403 574 #define VKI_TCSETSF 0x5404 575 #define VKI_TCGETA 0x5405 576 #define VKI_TCSETA 0x5406 577 #define VKI_TCSETAW 0x5407 578 #define VKI_TCSETAF 0x5408 579 #define VKI_TCSBRK 0x5409 580 #define VKI_TCXONC 0x540A 581 #define VKI_TCFLSH 0x540B 582 583 #define VKI_TIOCSCTTY 0x540E 584 #define VKI_TIOCGPGRP 0x540F 585 #define VKI_TIOCSPGRP 0x5410 586 #define VKI_TIOCOUTQ 0x5411 587 588 #define VKI_TIOCGWINSZ 0x5413 589 #define VKI_TIOCSWINSZ 0x5414 590 #define VKI_TIOCMGET 0x5415 591 #define VKI_TIOCMBIS 0x5416 592 #define VKI_TIOCMBIC 0x5417 593 #define VKI_TIOCMSET 0x5418 594 595 #define VKI_FIONREAD 0x541B 596 #define VKI_TIOCLINUX 0x541C 597 598 #define VKI_FIONBIO 0x5421 599 600 #define VKI_TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */ 601 602 #define VKI_TIOCGPTN _VKI_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ 603 #define VKI_TIOCSPTLCK _VKI_IOW('T',0x31, int) /* Lock/unlock Pty */ 604 605 #define VKI_FIOASYNC 0x5452 606 607 #define VKI_TIOCSERGETLSR 0x5459 /* Get line status register */ 608 609 #define VKI_TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */ 610 611 //---------------------------------------------------------------------- 612 // From linux-2.6.39-rc2/arch/s390/include/asm/ioctls.h 613 //---------------------------------------------------------------------- 614 615 #define VKI_FIOQSIZE 0x545E 616 617 //---------------------------------------------------------------------- 618 // From linux-2.6.16.60/include/asm-s390/poll.h 619 //---------------------------------------------------------------------- 620 621 struct vki_pollfd { 622 int fd; 623 short events; 624 short revents; 625 }; 626 627 #define VKI_POLLIN 0x0001 628 629 //---------------------------------------------------------------------- 630 // From linux-2.6.16.60/include/asm-s390/ptrace.h 631 //---------------------------------------------------------------------- 632 #define VKI_NUM_GPRS 16 633 #define VKI_NUM_FPRS 16 634 #define VKI_NUM_CRS 16 635 #define VKI_NUM_ACRS 16 636 637 typedef union 638 { 639 float f; 640 double d; 641 __vki_u64 ui; 642 struct 643 { 644 __vki_u32 hi; 645 __vki_u32 lo; 646 } fp; 647 } vki_freg_t; 648 649 typedef struct 650 { 651 __vki_u32 fpc; 652 vki_freg_t fprs[VKI_NUM_FPRS]; 653 } vki_s390_fp_regs; 654 655 typedef struct 656 { 657 unsigned long mask; 658 unsigned long addr; 659 } __attribute__ ((aligned(8))) vki_psw_t; 660 661 typedef struct 662 { 663 vki_psw_t psw; 664 unsigned long gprs[VKI_NUM_GPRS]; 665 unsigned int acrs[VKI_NUM_ACRS]; 666 unsigned long orig_gpr2; 667 } vki_s390_regs; 668 669 /* 670 * Now for the program event recording (trace) definitions. 671 */ 672 typedef struct 673 { 674 unsigned long cr[3]; 675 } vki_per_cr_words; 676 677 typedef struct 678 { 679 #ifdef VGA_s390x 680 unsigned : 32; 681 #endif /* VGA_s390x */ 682 unsigned em_branching : 1; 683 unsigned em_instruction_fetch : 1; 684 /* 685 * Switching on storage alteration automatically fixes 686 * the storage alteration event bit in the users std. 687 */ 688 unsigned em_storage_alteration : 1; 689 unsigned em_gpr_alt_unused : 1; 690 unsigned em_store_real_address : 1; 691 unsigned : 3; 692 unsigned branch_addr_ctl : 1; 693 unsigned : 1; 694 unsigned storage_alt_space_ctl : 1; 695 unsigned : 21; 696 unsigned long starting_addr; 697 unsigned long ending_addr; 698 } vki_per_cr_bits; 699 700 typedef struct 701 { 702 unsigned short perc_atmid; 703 unsigned long address; 704 unsigned char access_id; 705 } vki_per_lowcore_words; 706 707 typedef struct 708 { 709 unsigned perc_branching : 1; 710 unsigned perc_instruction_fetch : 1; 711 unsigned perc_storage_alteration : 1; 712 unsigned perc_gpr_alt_unused : 1; 713 unsigned perc_store_real_address : 1; 714 unsigned : 3; 715 unsigned atmid_psw_bit_31 : 1; 716 unsigned atmid_validity_bit : 1; 717 unsigned atmid_psw_bit_32 : 1; 718 unsigned atmid_psw_bit_5 : 1; 719 unsigned atmid_psw_bit_16 : 1; 720 unsigned atmid_psw_bit_17 : 1; 721 unsigned si : 2; 722 unsigned long address; 723 unsigned : 4; 724 unsigned access_id : 4; 725 } vki_per_lowcore_bits; 726 727 typedef struct 728 { 729 union { 730 vki_per_cr_words words; 731 vki_per_cr_bits bits; 732 } control_regs; 733 /* 734 * Use these flags instead of setting em_instruction_fetch 735 * directly they are used so that single stepping can be 736 * switched on & off while not affecting other tracing 737 */ 738 unsigned single_step : 1; 739 unsigned instruction_fetch : 1; 740 unsigned : 30; 741 /* 742 * These addresses are copied into cr10 & cr11 if single 743 * stepping is switched off 744 */ 745 unsigned long starting_addr; 746 unsigned long ending_addr; 747 union { 748 vki_per_lowcore_words words; 749 vki_per_lowcore_bits bits; 750 } lowcore; 751 } vki_per_struct; 752 753 /* 754 * The user_regs_struct defines the way the user registers are 755 * store on the stack for signal handling. 756 */ 757 struct vki_user_regs_struct 758 { 759 vki_psw_t psw; 760 unsigned long gprs[VKI_NUM_GPRS]; 761 unsigned int acrs[VKI_NUM_ACRS]; 762 unsigned long orig_gpr2; 763 vki_s390_fp_regs fp_regs; 764 /* 765 * These per registers are in here so that gdb can modify them 766 * itself as there is no "official" ptrace interface for hardware 767 * watchpoints. This is the way intel does it. 768 */ 769 vki_per_struct per_info; 770 unsigned long ieee_instruction_pointer; 771 /* Used to give failing instruction back to user for ieee exceptions */ 772 }; 773 774 typedef struct 775 { 776 unsigned int vki_len; 777 unsigned long vki_kernel_addr; 778 unsigned long vki_process_addr; 779 } vki_ptrace_area; 780 781 /* 782 * S/390 specific non posix ptrace requests 783 */ 784 #define VKI_PTRACE_PEEKUSR_AREA 0x5000 785 #define VKI_PTRACE_POKEUSR_AREA 0x5001 786 787 //---------------------------------------------------------------------- 788 // From linux-2.6.16.60/include/asm-s390/elf.h 789 //---------------------------------------------------------------------- 790 791 typedef vki_s390_fp_regs vki_elf_fpregset_t; 792 typedef vki_s390_regs vki_elf_gregset_t; 793 794 795 //---------------------------------------------------------------------- 796 // From linux-2.6.16.60/include/asm-s390/ucontext.h 797 //---------------------------------------------------------------------- 798 799 struct vki_ucontext { 800 unsigned long uc_flags; 801 struct vki_ucontext *uc_link; 802 vki_stack_t uc_stack; 803 _vki_sigregs uc_mcontext; 804 vki_sigset_t uc_sigmask; /* mask last for extensibility */ 805 }; 806 807 //---------------------------------------------------------------------- 808 // From linux-2.6.16.60/include/asm-s390/ipcbuf.h 809 //---------------------------------------------------------------------- 810 811 struct vki_ipc64_perm 812 { 813 __vki_kernel_key_t key; 814 __vki_kernel_uid32_t uid; 815 __vki_kernel_gid32_t gid; 816 __vki_kernel_uid32_t cuid; 817 __vki_kernel_gid32_t cgid; 818 __vki_kernel_mode_t mode; 819 unsigned short __pad1; 820 unsigned short seq; 821 #ifndef VGA_s390x 822 unsigned short __pad2; 823 #endif /* ! VGA_s390x */ 824 unsigned long __unused1; 825 unsigned long __unused2; 826 }; 827 828 829 //---------------------------------------------------------------------- 830 // From linux-2.6.16.60/include/asm-s390/sembuf.h 831 //---------------------------------------------------------------------- 832 833 struct vki_semid64_ds { 834 struct vki_ipc64_perm sem_perm; /* permissions .. see ipc.h */ 835 __vki_kernel_time_t sem_otime; /* last semop time */ 836 #ifndef VGA_s390x 837 unsigned long __unused1; 838 #endif /* ! VGA_s390x */ 839 __vki_kernel_time_t sem_ctime; /* last change time */ 840 #ifndef VGA_s390x 841 unsigned long __unused2; 842 #endif /* ! VGA_s390x */ 843 unsigned long sem_nsems; /* no. of semaphores in array */ 844 unsigned long __unused3; 845 unsigned long __unused4; 846 }; 847 848 849 //---------------------------------------------------------------------- 850 // From linux-2.6.16.60/include/asm-s390/msgbuf.h 851 //---------------------------------------------------------------------- 852 853 struct vki_msqid64_ds { 854 struct vki_ipc64_perm msg_perm; 855 __vki_kernel_time_t msg_stime; /* last msgsnd time */ 856 #ifndef VGA_s390x 857 unsigned long __unused1; 858 #endif /* ! VGA_s390x */ 859 __vki_kernel_time_t msg_rtime; /* last msgrcv time */ 860 #ifndef VGA_s390x 861 unsigned long __unused2; 862 #endif /* ! VGA_s390x */ 863 __vki_kernel_time_t msg_ctime; /* last change time */ 864 #ifndef VGA_s390x 865 unsigned long __unused3; 866 #endif /* ! VGA_s390x */ 867 unsigned long msg_cbytes; /* current number of bytes on queue */ 868 unsigned long msg_qnum; /* number of messages in queue */ 869 unsigned long msg_qbytes; /* max number of bytes on queue */ 870 __vki_kernel_pid_t msg_lspid; /* pid of last msgsnd */ 871 __vki_kernel_pid_t msg_lrpid; /* last receive pid */ 872 unsigned long __unused4; 873 unsigned long __unused5; 874 }; 875 876 877 //---------------------------------------------------------------------- 878 // From linux-2.6.16.60/include/asm-s390/ipc.h 879 //---------------------------------------------------------------------- 880 881 struct vki_ipc_kludge { 882 struct vki_msgbuf __user *msgp; 883 long msgtyp; 884 }; 885 886 #define VKI_SEMOP 1 887 #define VKI_SEMGET 2 888 #define VKI_SEMCTL 3 889 #define VKI_SEMTIMEDOP 4 890 #define VKI_MSGSND 11 891 #define VKI_MSGRCV 12 892 #define VKI_MSGGET 13 893 #define VKI_MSGCTL 14 894 #define VKI_SHMAT 21 895 #define VKI_SHMDT 22 896 #define VKI_SHMGET 23 897 #define VKI_SHMCTL 24 898 899 900 //---------------------------------------------------------------------- 901 // From linux-2.6.16.60/include/asm-s390/shmbuf.h 902 //---------------------------------------------------------------------- 903 904 struct vki_shmid64_ds { 905 struct vki_ipc64_perm shm_perm; /* operation perms */ 906 vki_size_t shm_segsz; /* size of segment (bytes) */ 907 __vki_kernel_time_t shm_atime; /* last attach time */ 908 #ifndef VGA_s390x 909 unsigned long __unused1; 910 #endif /* ! VGA_s390x */ 911 __vki_kernel_time_t shm_dtime; /* last detach time */ 912 #ifndef VGA_s390x 913 unsigned long __unused2; 914 #endif /* ! VGA_s390x */ 915 __vki_kernel_time_t shm_ctime; /* last change time */ 916 #ifndef VGA_s390x 917 unsigned long __unused3; 918 #endif /* ! VGA_s390x */ 919 __vki_kernel_pid_t shm_cpid; /* pid of creator */ 920 __vki_kernel_pid_t shm_lpid; /* pid of last operator */ 921 unsigned long shm_nattch; /* no. of current attaches */ 922 unsigned long __unused4; 923 unsigned long __unused5; 924 }; 925 926 struct vki_shminfo64 { 927 unsigned long shmmax; 928 unsigned long shmmin; 929 unsigned long shmmni; 930 unsigned long shmseg; 931 unsigned long shmall; 932 unsigned long __unused1; 933 unsigned long __unused2; 934 unsigned long __unused3; 935 unsigned long __unused4; 936 }; 937 938 939 //---------------------------------------------------------------------- 940 // The following are defined in the VKI namespace but are nowhere found 941 // in the linux headers. 942 //---------------------------------------------------------------------- 943 #define VKI_BIG_ENDIAN 1 944 #define VKI_MAX_PAGE_SHIFT VKI_PAGE_SHIFT 945 #define VKI_MAX_PAGE_SIZE VKI_PAGE_SIZE 946 947 //---------------------------------------------------------------------- 948 // From linux-2.6.35.4/arch/s390x/include/asm/shmparam.h 949 //---------------------------------------------------------------------- 950 951 #define VKI_SHMLBA VKI_PAGE_SIZE 952 953 /* If a system call returns a value >= VKI_MAX_ERRNO then that is considered 954 an error condition. I.e. the system call failed. */ 955 #define VKI_MAX_ERRNO -125 956 957 #endif // __VKI_S390X_LINUX_H 958 959 /*--------------------------------------------------------------------*/ 960 /*--- end ---*/ 961 /*--------------------------------------------------------------------*/ 962