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. 2010-2015 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 41typedef __signed__ char __vki_s8; 42typedef unsigned char __vki_u8; 43 44typedef __signed__ short __vki_s16; 45typedef unsigned short __vki_u16; 46 47typedef __signed__ int __vki_s32; 48typedef unsigned int __vki_u32; 49 50typedef __signed__ long __vki_s64; 51typedef unsigned long __vki_u64; 52 53typedef unsigned short vki_u16; 54 55typedef 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 104typedef struct 105{ 106 unsigned long mask; 107 unsigned long addr; 108} __attribute__ ((aligned(8))) _vki_psw_t; 109 110typedef 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 117typedef struct 118{ 119 unsigned int fpc; 120 double fprs[__VKI_NUM_FPRS]; 121} _vki_s390_fp_regs; 122 123typedef struct 124{ 125 _vki_s390_regs_common regs; 126 _vki_s390_fp_regs fpregs; 127} _vki_sigregs; 128 129 130struct 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 145typedef unsigned long vki_old_sigset_t; 146 147typedef 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 236typedef void __vki_signalfn_t(int); 237typedef __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 247struct 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 258struct vki_sigaction { 259 // [[See comment about extra 'k' above]] 260 __vki_sighandler_t ksa_handler; 261 // Yes, the reserved field is really glibc specific. The kernel 262 // doesn't have it and uses an unsigned long for sa_flags. 263 // The glibc and the kernel agreed this is fine and the 264 // __glibc_reserved0 field can be undefined. 265 // See https://sourceware.org/ml/libc-alpha/2014-09/msg00161.html 266 int __glibc_reserved0; 267 int sa_flags; 268 void (*sa_restorer)(void); 269 vki_sigset_t sa_mask; /* mask last for extensibility */ 270}; 271 272struct vki_k_sigaction { 273 struct vki_sigaction sa; 274}; 275 276 277/* On Linux we use the same type for passing sigactions to 278 and from the kernel. Hence: */ 279typedef struct vki_sigaction vki_sigaction_toK_t; 280typedef struct vki_sigaction vki_sigaction_fromK_t; 281 282 283typedef struct vki_sigaltstack { 284 void __user *ss_sp; 285 int ss_flags; 286 vki_size_t ss_size; 287} vki_stack_t; 288 289 290//---------------------------------------------------------------------- 291// From linux-2.6.16.60/include/asm-s390/mman.h 292//---------------------------------------------------------------------- 293 294#define VKI_PROT_NONE 0x0 /* No page permissions */ 295#define VKI_PROT_READ 0x1 /* page can be read */ 296#define VKI_PROT_WRITE 0x2 /* page can be written */ 297#define VKI_PROT_EXEC 0x4 /* page can be executed */ 298#define VKI_PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend 299 change to start of 300 growsdown vma */ 301#define VKI_PROT_GROWSUP 0x02000000 /* mprotect flag: 302 extend change to end 303 of growsup vma */ 304 305#define VKI_MAP_SHARED 0x0001 /* Share changes */ 306#define VKI_MAP_PRIVATE 0x0002 /* */ 307#define VKI_MAP_FIXED 0x0010 /* */ 308#define VKI_MAP_ANONYMOUS 0x0020 /* */ 309 310 311//---------------------------------------------------------------------- 312// From linux-2.6.16.60/include/asm-s390/fcntl.h 313//---------------------------------------------------------------------- 314 315#define VKI_O_RDONLY 00000000 316#define VKI_O_WRONLY 00000001 317#define VKI_O_RDWR 00000002 318#define VKI_O_ACCMODE 00000003 319#define VKI_O_CREAT 00000100 /* not fcntl */ 320#define VKI_O_EXCL 00000200 /* not fcntl */ 321#define VKI_O_NOCTTY 00000400 /* not fcntl */ 322#define VKI_O_TRUNC 00001000 /* not fcntl */ 323#define VKI_O_APPEND 00002000 324#define VKI_O_NONBLOCK 00004000 325 326#define VKI_AT_FDCWD -100 327 328#define VKI_F_DUPFD 0 /* dup */ 329#define VKI_F_GETFD 1 /* get close_on_exec */ 330#define VKI_F_SETFD 2 /* set/clear close_on_exec */ 331#define VKI_F_GETFL 3 /* get file->f_flags */ 332#define VKI_F_SETFL 4 /* set file->f_flags */ 333#define VKI_F_GETLK 5 334#define VKI_F_SETLK 6 335#define VKI_F_SETLKW 7 336#define VKI_F_SETOWN 8 /* for sockets. */ 337#define VKI_F_GETOWN 9 /* for sockets. */ 338#define VKI_F_SETSIG 10 /* for sockets. */ 339#define VKI_F_GETSIG 11 /* for sockets. */ 340 341#define VKI_F_SETOWN_EX 15 342#define VKI_F_GETOWN_EX 16 343 344#define VKI_F_OFD_GETLK 36 345#define VKI_F_OFD_SETLK 37 346#define VKI_F_OFD_SETLKW 38 347 348#define VKI_F_OWNER_TID 0 349#define VKI_F_OWNER_PID 1 350#define VKI_F_OWNER_PGRP 2 351 352struct vki_f_owner_ex { 353 int type; 354 __vki_kernel_pid_t pid; 355}; 356 357#define VKI_FD_CLOEXEC 1 /* actually anything with low bit set goes */ 358 359#define VKI_F_LINUX_SPECIFIC_BASE 1024 360 361 362//---------------------------------------------------------------------- 363// From linux-2.6.16.60/include/asm-s390x/resource.h 364//---------------------------------------------------------------------- 365 366// which just does #include <asm-generic/resource.h> 367 368#define VKI_RLIMIT_DATA 2 /* max data size */ 369#define VKI_RLIMIT_STACK 3 /* max stack size */ 370#define VKI_RLIMIT_CORE 4 /* max core file size */ 371#define VKI_RLIMIT_NOFILE 7 /* max number of open files */ 372 373 374//---------------------------------------------------------------------- 375// From linux-2.6.16.60/include/asm-s390/socket.h 376//---------------------------------------------------------------------- 377 378#define VKI_SOL_SOCKET 1 379 380#define VKI_SO_TYPE 3 381 382#define VKI_SO_ATTACH_FILTER 26 383 384//---------------------------------------------------------------------- 385// From linux-2.6.16.60/include/asm-s390/sockios.h 386//---------------------------------------------------------------------- 387 388#define VKI_SIOCSPGRP 0x8902 389#define VKI_SIOCGPGRP 0x8904 390#define VKI_SIOCATMARK 0x8905 391#define VKI_SIOCGSTAMP 0x8906 /* Get stamp (timeval) */ 392/* since 2.6.22 */ 393#define VKI_SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */ 394 395 396//---------------------------------------------------------------------- 397// From linux-2.6.16.60/include/asm-s390/stat.h 398//---------------------------------------------------------------------- 399 400#ifndef VGA_s390x 401struct vki_stat { 402 unsigned short st_dev; 403 unsigned short __pad1; 404 unsigned long st_ino; 405 unsigned short st_mode; 406 unsigned short st_nlink; 407 unsigned short st_uid; 408 unsigned short st_gid; 409 unsigned short st_rdev; 410 unsigned short __pad2; 411 unsigned long st_size; 412 unsigned long st_blksize; 413 unsigned long st_blocks; 414 unsigned long st_atime; 415 unsigned long st_atime_nsec; 416 unsigned long st_mtime; 417 unsigned long st_mtime_nsec; 418 unsigned long st_ctime; 419 unsigned long st_ctime_nsec; 420 unsigned long __unused4; 421 unsigned long __unused5; 422}; 423 424/* This matches struct stat64 in glibc2.1, hence the absolutely 425 * insane amounts of padding around dev_t's. 426 */ 427struct vki_stat64 { 428 unsigned long long st_dev; 429 unsigned int __pad1; 430 unsigned long __st_ino; 431 unsigned int st_mode; 432 unsigned int st_nlink; 433 unsigned long st_uid; 434 unsigned long st_gid; 435 unsigned long long st_rdev; 436 unsigned int __pad3; 437 long long st_size; 438 unsigned long st_blksize; 439 unsigned char __pad4[4]; 440 unsigned long __pad5; /* future possible st_blocks high bits */ 441 unsigned long st_blocks; /* Number 512-byte blocks allocated. */ 442 unsigned long st_atime; 443 unsigned long st_atime_nsec; 444 unsigned long st_mtime; 445 unsigned long st_mtime_nsec; 446 unsigned long st_ctime; 447 unsigned long st_ctime_nsec; /* will be high 32 bits of ctime someday */ 448 unsigned long long st_ino; 449}; 450 451#else 452 453struct vki_stat { 454 unsigned long st_dev; 455 unsigned long st_ino; 456 unsigned long st_nlink; 457 unsigned int st_mode; 458 unsigned int st_uid; 459 unsigned int st_gid; 460 unsigned int __pad1; 461 unsigned long st_rdev; 462 unsigned long st_size; 463 unsigned long st_atime; 464 unsigned long st_atime_nsec; 465 unsigned long st_mtime; 466 unsigned long st_mtime_nsec; 467 unsigned long st_ctime; 468 unsigned long st_ctime_nsec; 469 unsigned long st_blksize; 470 long st_blocks; 471 unsigned long __unused0[3]; 472}; 473 474#endif /* VGA_s390x */ 475 476 477//---------------------------------------------------------------------- 478// From linux-2.6.16.60/include/asm-s390/statfs.h 479//---------------------------------------------------------------------- 480 481struct vki_statfs { 482 int f_type; 483 int f_bsize; 484 long f_blocks; 485 long f_bfree; 486 long f_bavail; 487 long f_files; 488 long f_ffree; 489 __vki_kernel_fsid_t f_fsid; 490 int f_namelen; 491 int f_frsize; 492 int f_spare[5]; 493}; 494 495 496//---------------------------------------------------------------------- 497// From linux-2.6.16.60/include/asm-s390/termios.h 498//---------------------------------------------------------------------- 499 500struct vki_winsize { 501 unsigned short ws_row; 502 unsigned short ws_col; 503 unsigned short ws_xpixel; 504 unsigned short ws_ypixel; 505}; 506 507#define VKI_NCC 8 508struct vki_termio { 509 unsigned short c_iflag; /* input mode flags */ 510 unsigned short c_oflag; /* output mode flags */ 511 unsigned short c_cflag; /* control mode flags */ 512 unsigned short c_lflag; /* local mode flags */ 513 unsigned char c_line; /* line discipline */ 514 unsigned char c_cc[VKI_NCC]; /* control characters */ 515}; 516 517 518//---------------------------------------------------------------------- 519// From linux-2.6.16.60/include/asm-s390/termbits.h 520//---------------------------------------------------------------------- 521 522typedef unsigned char vki_cc_t; 523typedef unsigned int vki_tcflag_t; 524 525#define VKI_NCCS 19 526struct vki_termios { 527 vki_tcflag_t c_iflag; /* input mode flags */ 528 vki_tcflag_t c_oflag; /* output mode flags */ 529 vki_tcflag_t c_cflag; /* control mode flags */ 530 vki_tcflag_t c_lflag; /* local mode flags */ 531 vki_cc_t c_line; /* line discipline */ 532 vki_cc_t c_cc[VKI_NCCS]; /* control characters */ 533}; 534 535 536//---------------------------------------------------------------------- 537// From linux-2.6.16.60/include/asm-s390/ioctl.h 538//---------------------------------------------------------------------- 539 540#define _VKI_IOC_NRBITS 8 541#define _VKI_IOC_TYPEBITS 8 542#define _VKI_IOC_SIZEBITS 14 543#define _VKI_IOC_DIRBITS 2 544 545#define _VKI_IOC_NRMASK ((1 << _VKI_IOC_NRBITS)-1) 546#define _VKI_IOC_TYPEMASK ((1 << _VKI_IOC_TYPEBITS)-1) 547#define _VKI_IOC_SIZEMASK ((1 << _VKI_IOC_SIZEBITS)-1) 548#define _VKI_IOC_DIRMASK ((1 << _VKI_IOC_DIRBITS)-1) 549 550#define _VKI_IOC_NRSHIFT 0 551#define _VKI_IOC_TYPESHIFT (_VKI_IOC_NRSHIFT+_VKI_IOC_NRBITS) 552#define _VKI_IOC_SIZESHIFT (_VKI_IOC_TYPESHIFT+_VKI_IOC_TYPEBITS) 553#define _VKI_IOC_DIRSHIFT (_VKI_IOC_SIZESHIFT+_VKI_IOC_SIZEBITS) 554 555#define _VKI_IOC_NONE 0U 556#define _VKI_IOC_WRITE 1U 557#define _VKI_IOC_READ 2U 558 559#define _VKI_IOC(dir,type,nr,size) \ 560 (((dir) << _VKI_IOC_DIRSHIFT) | \ 561 ((type) << _VKI_IOC_TYPESHIFT) | \ 562 ((nr) << _VKI_IOC_NRSHIFT) | \ 563 ((size) << _VKI_IOC_SIZESHIFT)) 564 565/* used to create numbers */ 566#define _VKI_IO(type,nr) _VKI_IOC(_VKI_IOC_NONE,(type),(nr),0) 567#define _VKI_IOR(type,nr,size) _VKI_IOC(_VKI_IOC_READ,(type),(nr),(_VKI_IOC_TYPECHECK(size))) 568#define _VKI_IOW(type,nr,size) _VKI_IOC(_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size))) 569#define _VKI_IOWR(type,nr,size) _VKI_IOC(_VKI_IOC_READ|_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size))) 570 571/* used to decode ioctl numbers.. */ 572#define _VKI_IOC_DIR(nr) (((nr) >> _VKI_IOC_DIRSHIFT) & _VKI_IOC_DIRMASK) 573#define _VKI_IOC_TYPE(nr) (((nr) >> _VKI_IOC_TYPESHIFT) & _VKI_IOC_TYPEMASK) 574#define _VKI_IOC_NR(nr) (((nr) >> _VKI_IOC_NRSHIFT) & _VKI_IOC_NRMASK) 575#define _VKI_IOC_SIZE(nr) (((nr) >> _VKI_IOC_SIZESHIFT) & _VKI_IOC_SIZEMASK) 576 577//---------------------------------------------------------------------- 578// From linux-2.6.16.60/include/asm-s390/ioctls.h 579//---------------------------------------------------------------------- 580 581/* 0x54 is just a magic number to make these relatively unique ('T') */ 582 583#define VKI_TCGETS 0x5401 584#define VKI_TCSETS 0x5402 585#define VKI_TCSETSW 0x5403 586#define VKI_TCSETSF 0x5404 587#define VKI_TCGETA 0x5405 588#define VKI_TCSETA 0x5406 589#define VKI_TCSETAW 0x5407 590#define VKI_TCSETAF 0x5408 591#define VKI_TCSBRK 0x5409 592#define VKI_TCXONC 0x540A 593#define VKI_TCFLSH 0x540B 594 595#define VKI_TIOCSCTTY 0x540E 596#define VKI_TIOCGPGRP 0x540F 597#define VKI_TIOCSPGRP 0x5410 598#define VKI_TIOCOUTQ 0x5411 599 600#define VKI_TIOCGWINSZ 0x5413 601#define VKI_TIOCSWINSZ 0x5414 602#define VKI_TIOCMGET 0x5415 603#define VKI_TIOCMBIS 0x5416 604#define VKI_TIOCMBIC 0x5417 605#define VKI_TIOCMSET 0x5418 606 607#define VKI_FIONREAD 0x541B 608#define VKI_TIOCLINUX 0x541C 609 610#define VKI_FIONBIO 0x5421 611#define VKI_TIOCNOTTY 0x5422 612 613#define VKI_TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */ 614 615#define VKI_TIOCGPTN _VKI_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ 616#define VKI_TIOCSPTLCK _VKI_IOW('T',0x31, int) /* Lock/unlock Pty */ 617 618#define VKI_FIONCLEX 0x5450 619#define VKI_FIOCLEX 0x5451 620#define VKI_FIOASYNC 0x5452 621 622#define VKI_TIOCSERGETLSR 0x5459 /* Get line status register */ 623 624#define VKI_TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */ 625 626//---------------------------------------------------------------------- 627// From linux-2.6.39-rc2/arch/s390/include/asm/ioctls.h 628//---------------------------------------------------------------------- 629 630#define VKI_FIOQSIZE 0x545E 631 632//---------------------------------------------------------------------- 633// From linux-2.6.16.60/include/asm-s390/poll.h 634//---------------------------------------------------------------------- 635 636struct vki_pollfd { 637 int fd; 638 short events; 639 short revents; 640}; 641 642#define VKI_POLLIN 0x0001 643 644//---------------------------------------------------------------------- 645// From linux-2.6.16.60/include/asm-s390/ptrace.h 646//---------------------------------------------------------------------- 647#define VKI_NUM_GPRS 16 648#define VKI_NUM_FPRS 16 649#define VKI_NUM_CRS 16 650#define VKI_NUM_ACRS 16 651 652typedef union 653{ 654 float f; 655 double d; 656 __vki_u64 ui; 657 struct 658 { 659 __vki_u32 hi; 660 __vki_u32 lo; 661 } fp; 662} vki_freg_t; 663 664typedef struct 665{ 666 __vki_u32 fpc; 667 vki_freg_t fprs[VKI_NUM_FPRS]; 668} vki_s390_fp_regs; 669 670typedef struct 671{ 672 unsigned long mask; 673 unsigned long addr; 674} __attribute__ ((aligned(8))) vki_psw_t; 675 676typedef struct 677{ 678 vki_psw_t psw; 679 unsigned long gprs[VKI_NUM_GPRS]; 680 unsigned int acrs[VKI_NUM_ACRS]; 681 unsigned long orig_gpr2; 682} vki_s390_regs; 683 684/* 685 * Now for the program event recording (trace) definitions. 686 */ 687typedef struct 688{ 689 unsigned long cr[3]; 690} vki_per_cr_words; 691 692typedef struct 693{ 694#ifdef VGA_s390x 695 unsigned : 32; 696#endif /* VGA_s390x */ 697 unsigned em_branching : 1; 698 unsigned em_instruction_fetch : 1; 699 /* 700 * Switching on storage alteration automatically fixes 701 * the storage alteration event bit in the users std. 702 */ 703 unsigned em_storage_alteration : 1; 704 unsigned em_gpr_alt_unused : 1; 705 unsigned em_store_real_address : 1; 706 unsigned : 3; 707 unsigned branch_addr_ctl : 1; 708 unsigned : 1; 709 unsigned storage_alt_space_ctl : 1; 710 unsigned : 21; 711 unsigned long starting_addr; 712 unsigned long ending_addr; 713} vki_per_cr_bits; 714 715typedef struct 716{ 717 unsigned short perc_atmid; 718 unsigned long address; 719 unsigned char access_id; 720} vki_per_lowcore_words; 721 722typedef struct 723{ 724 unsigned perc_branching : 1; 725 unsigned perc_instruction_fetch : 1; 726 unsigned perc_storage_alteration : 1; 727 unsigned perc_gpr_alt_unused : 1; 728 unsigned perc_store_real_address : 1; 729 unsigned : 3; 730 unsigned atmid_psw_bit_31 : 1; 731 unsigned atmid_validity_bit : 1; 732 unsigned atmid_psw_bit_32 : 1; 733 unsigned atmid_psw_bit_5 : 1; 734 unsigned atmid_psw_bit_16 : 1; 735 unsigned atmid_psw_bit_17 : 1; 736 unsigned si : 2; 737 unsigned long address; 738 unsigned : 4; 739 unsigned access_id : 4; 740} vki_per_lowcore_bits; 741 742typedef struct 743{ 744 union { 745 vki_per_cr_words words; 746 vki_per_cr_bits bits; 747 } control_regs; 748 /* 749 * Use these flags instead of setting em_instruction_fetch 750 * directly they are used so that single stepping can be 751 * switched on & off while not affecting other tracing 752 */ 753 unsigned single_step : 1; 754 unsigned instruction_fetch : 1; 755 unsigned : 30; 756 /* 757 * These addresses are copied into cr10 & cr11 if single 758 * stepping is switched off 759 */ 760 unsigned long starting_addr; 761 unsigned long ending_addr; 762 union { 763 vki_per_lowcore_words words; 764 vki_per_lowcore_bits bits; 765 } lowcore; 766} vki_per_struct; 767 768/* 769 * The user_regs_struct defines the way the user registers are 770 * store on the stack for signal handling. 771 */ 772struct vki_user_regs_struct 773{ 774 vki_psw_t psw; 775 unsigned long gprs[VKI_NUM_GPRS]; 776 unsigned int acrs[VKI_NUM_ACRS]; 777 unsigned long orig_gpr2; 778 vki_s390_fp_regs fp_regs; 779 /* 780 * These per registers are in here so that gdb can modify them 781 * itself as there is no "official" ptrace interface for hardware 782 * watchpoints. This is the way intel does it. 783 */ 784 vki_per_struct per_info; 785 unsigned long ieee_instruction_pointer; 786 /* Used to give failing instruction back to user for ieee exceptions */ 787}; 788 789typedef struct 790{ 791 unsigned int vki_len; 792 unsigned long vki_kernel_addr; 793 unsigned long vki_process_addr; 794} vki_ptrace_area; 795 796/* 797 * S/390 specific non posix ptrace requests 798 */ 799#define VKI_PTRACE_PEEKUSR_AREA 0x5000 800#define VKI_PTRACE_POKEUSR_AREA 0x5001 801 802//---------------------------------------------------------------------- 803// From linux-3.18/include/asm-s390/elf.h 804//---------------------------------------------------------------------- 805 806typedef vki_s390_fp_regs vki_elf_fpregset_t; 807typedef vki_s390_regs vki_elf_gregset_t; 808 809#define VKI_HWCAP_S390_TE 1024 810#define VKI_HWCAP_S390_VXRS 2048 811 812 813//---------------------------------------------------------------------- 814// From linux-2.6.16.60/include/asm-s390/ucontext.h 815//---------------------------------------------------------------------- 816 817struct vki_ucontext { 818 unsigned long uc_flags; 819 struct vki_ucontext *uc_link; 820 vki_stack_t uc_stack; 821 _vki_sigregs uc_mcontext; 822 vki_sigset_t uc_sigmask; /* mask last for extensibility */ 823}; 824 825//---------------------------------------------------------------------- 826// From linux-2.6.16.60/include/asm-s390/ipcbuf.h 827//---------------------------------------------------------------------- 828 829struct vki_ipc64_perm 830{ 831 __vki_kernel_key_t key; 832 __vki_kernel_uid32_t uid; 833 __vki_kernel_gid32_t gid; 834 __vki_kernel_uid32_t cuid; 835 __vki_kernel_gid32_t cgid; 836 __vki_kernel_mode_t mode; 837 unsigned short __pad1; 838 unsigned short seq; 839#ifndef VGA_s390x 840 unsigned short __pad2; 841#endif /* ! VGA_s390x */ 842 unsigned long __unused1; 843 unsigned long __unused2; 844}; 845 846 847//---------------------------------------------------------------------- 848// From linux-2.6.16.60/include/asm-s390/sembuf.h 849//---------------------------------------------------------------------- 850 851struct vki_semid64_ds { 852 struct vki_ipc64_perm sem_perm; /* permissions .. see ipc.h */ 853 __vki_kernel_time_t sem_otime; /* last semop time */ 854#ifndef VGA_s390x 855 unsigned long __unused1; 856#endif /* ! VGA_s390x */ 857 __vki_kernel_time_t sem_ctime; /* last change time */ 858#ifndef VGA_s390x 859 unsigned long __unused2; 860#endif /* ! VGA_s390x */ 861 unsigned long sem_nsems; /* no. of semaphores in array */ 862 unsigned long __unused3; 863 unsigned long __unused4; 864}; 865 866 867//---------------------------------------------------------------------- 868// From linux-2.6.16.60/include/asm-s390/msgbuf.h 869//---------------------------------------------------------------------- 870 871struct vki_msqid64_ds { 872 struct vki_ipc64_perm msg_perm; 873 __vki_kernel_time_t msg_stime; /* last msgsnd time */ 874#ifndef VGA_s390x 875 unsigned long __unused1; 876#endif /* ! VGA_s390x */ 877 __vki_kernel_time_t msg_rtime; /* last msgrcv time */ 878#ifndef VGA_s390x 879 unsigned long __unused2; 880#endif /* ! VGA_s390x */ 881 __vki_kernel_time_t msg_ctime; /* last change time */ 882#ifndef VGA_s390x 883 unsigned long __unused3; 884#endif /* ! VGA_s390x */ 885 unsigned long msg_cbytes; /* current number of bytes on queue */ 886 unsigned long msg_qnum; /* number of messages in queue */ 887 unsigned long msg_qbytes; /* max number of bytes on queue */ 888 __vki_kernel_pid_t msg_lspid; /* pid of last msgsnd */ 889 __vki_kernel_pid_t msg_lrpid; /* last receive pid */ 890 unsigned long __unused4; 891 unsigned long __unused5; 892}; 893 894 895//---------------------------------------------------------------------- 896// From linux-2.6.16.60/include/asm-s390/ipc.h 897//---------------------------------------------------------------------- 898 899struct vki_ipc_kludge { 900 struct vki_msgbuf __user *msgp; 901 long msgtyp; 902}; 903 904#define VKI_SEMOP 1 905#define VKI_SEMGET 2 906#define VKI_SEMCTL 3 907#define VKI_SEMTIMEDOP 4 908#define VKI_MSGSND 11 909#define VKI_MSGRCV 12 910#define VKI_MSGGET 13 911#define VKI_MSGCTL 14 912#define VKI_SHMAT 21 913#define VKI_SHMDT 22 914#define VKI_SHMGET 23 915#define VKI_SHMCTL 24 916 917 918//---------------------------------------------------------------------- 919// From linux-2.6.16.60/include/asm-s390/shmbuf.h 920//---------------------------------------------------------------------- 921 922struct vki_shmid64_ds { 923 struct vki_ipc64_perm shm_perm; /* operation perms */ 924 vki_size_t shm_segsz; /* size of segment (bytes) */ 925 __vki_kernel_time_t shm_atime; /* last attach time */ 926#ifndef VGA_s390x 927 unsigned long __unused1; 928#endif /* ! VGA_s390x */ 929 __vki_kernel_time_t shm_dtime; /* last detach time */ 930#ifndef VGA_s390x 931 unsigned long __unused2; 932#endif /* ! VGA_s390x */ 933 __vki_kernel_time_t shm_ctime; /* last change time */ 934#ifndef VGA_s390x 935 unsigned long __unused3; 936#endif /* ! VGA_s390x */ 937 __vki_kernel_pid_t shm_cpid; /* pid of creator */ 938 __vki_kernel_pid_t shm_lpid; /* pid of last operator */ 939 unsigned long shm_nattch; /* no. of current attaches */ 940 unsigned long __unused4; 941 unsigned long __unused5; 942}; 943 944struct vki_shminfo64 { 945 unsigned long shmmax; 946 unsigned long shmmin; 947 unsigned long shmmni; 948 unsigned long shmseg; 949 unsigned long shmall; 950 unsigned long __unused1; 951 unsigned long __unused2; 952 unsigned long __unused3; 953 unsigned long __unused4; 954}; 955 956 957//---------------------------------------------------------------------- 958// The following are defined in the VKI namespace but are nowhere found 959// in the linux headers. 960//---------------------------------------------------------------------- 961#define VKI_BIG_ENDIAN 1 962#define VKI_MAX_PAGE_SHIFT VKI_PAGE_SHIFT 963#define VKI_MAX_PAGE_SIZE VKI_PAGE_SIZE 964 965//---------------------------------------------------------------------- 966// From linux-2.6.35.4/arch/s390x/include/asm/shmparam.h 967//---------------------------------------------------------------------- 968 969#define VKI_SHMLBA VKI_PAGE_SIZE 970 971/* If a system call returns a value >= VKI_MAX_ERRNO then that is considered 972 an error condition. I.e. the system call failed. */ 973#define VKI_MAX_ERRNO -125 974 975//---------------------------------------------------------------------- 976// From linux-2.6.8.1/include/asm-generic/errno.h 977//---------------------------------------------------------------------- 978 979#define VKI_ENOSYS 38 /* Function not implemented */ 980#define VKI_EOVERFLOW 75 /* Value too large for defined data type */ 981 982//---------------------------------------------------------------------- 983// From linux-3.19.0/include/uapi/asm-generic/ioctls.h 984//---------------------------------------------------------------------- 985 986#define VKI_TIOCGSERIAL 0x541E 987#define VKI_TIOCSSERIAL 0x541F 988 989#endif // __VKI_S390X_LINUX_H 990 991/*--------------------------------------------------------------------*/ 992/*--- end ---*/ 993/*--------------------------------------------------------------------*/ 994