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. 2010-2013 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 unsigned long sa_flags; 262 void (*sa_restorer)(void); 263 vki_sigset_t sa_mask; /* mask last for extensibility */ 264}; 265 266struct 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: */ 273typedef struct vki_sigaction vki_sigaction_toK_t; 274typedef struct vki_sigaction vki_sigaction_fromK_t; 275 276 277typedef 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 342struct 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#define VKI_SO_ATTACH_FILTER 26 373 374//---------------------------------------------------------------------- 375// From linux-2.6.16.60/include/asm-s390/sockios.h 376//---------------------------------------------------------------------- 377 378#define VKI_SIOCSPGRP 0x8902 379#define VKI_SIOCGPGRP 0x8904 380#define VKI_SIOCGSTAMP 0x8906 /* Get stamp (timeval) */ 381/* since 2.6.22 */ 382#define VKI_SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */ 383 384 385//---------------------------------------------------------------------- 386// From linux-2.6.16.60/include/asm-s390/stat.h 387//---------------------------------------------------------------------- 388 389#ifndef VGA_s390x 390struct vki_stat { 391 unsigned short st_dev; 392 unsigned short __pad1; 393 unsigned long st_ino; 394 unsigned short st_mode; 395 unsigned short st_nlink; 396 unsigned short st_uid; 397 unsigned short st_gid; 398 unsigned short st_rdev; 399 unsigned short __pad2; 400 unsigned long st_size; 401 unsigned long st_blksize; 402 unsigned long st_blocks; 403 unsigned long st_atime; 404 unsigned long st_atime_nsec; 405 unsigned long st_mtime; 406 unsigned long st_mtime_nsec; 407 unsigned long st_ctime; 408 unsigned long st_ctime_nsec; 409 unsigned long __unused4; 410 unsigned long __unused5; 411}; 412 413/* This matches struct stat64 in glibc2.1, hence the absolutely 414 * insane amounts of padding around dev_t's. 415 */ 416struct vki_stat64 { 417 unsigned long long st_dev; 418 unsigned int __pad1; 419 unsigned long __st_ino; 420 unsigned int st_mode; 421 unsigned int st_nlink; 422 unsigned long st_uid; 423 unsigned long st_gid; 424 unsigned long long st_rdev; 425 unsigned int __pad3; 426 long long st_size; 427 unsigned long st_blksize; 428 unsigned char __pad4[4]; 429 unsigned long __pad5; /* future possible st_blocks high bits */ 430 unsigned long st_blocks; /* Number 512-byte blocks allocated. */ 431 unsigned long st_atime; 432 unsigned long st_atime_nsec; 433 unsigned long st_mtime; 434 unsigned long st_mtime_nsec; 435 unsigned long st_ctime; 436 unsigned long st_ctime_nsec; /* will be high 32 bits of ctime someday */ 437 unsigned long long st_ino; 438}; 439 440#else 441 442struct vki_stat { 443 unsigned long st_dev; 444 unsigned long st_ino; 445 unsigned long st_nlink; 446 unsigned int st_mode; 447 unsigned int st_uid; 448 unsigned int st_gid; 449 unsigned int __pad1; 450 unsigned long st_rdev; 451 unsigned long st_size; 452 unsigned long st_atime; 453 unsigned long st_atime_nsec; 454 unsigned long st_mtime; 455 unsigned long st_mtime_nsec; 456 unsigned long st_ctime; 457 unsigned long st_ctime_nsec; 458 unsigned long st_blksize; 459 long st_blocks; 460 unsigned long __unused[3]; 461}; 462 463#endif /* VGA_s390x */ 464 465 466//---------------------------------------------------------------------- 467// From linux-2.6.16.60/include/asm-s390/statfs.h 468//---------------------------------------------------------------------- 469 470struct vki_statfs { 471 int f_type; 472 int f_bsize; 473 long f_blocks; 474 long f_bfree; 475 long f_bavail; 476 long f_files; 477 long f_ffree; 478 __vki_kernel_fsid_t f_fsid; 479 int f_namelen; 480 int f_frsize; 481 int f_spare[5]; 482}; 483 484 485//---------------------------------------------------------------------- 486// From linux-2.6.16.60/include/asm-s390/termios.h 487//---------------------------------------------------------------------- 488 489struct vki_winsize { 490 unsigned short ws_row; 491 unsigned short ws_col; 492 unsigned short ws_xpixel; 493 unsigned short ws_ypixel; 494}; 495 496#define VKI_NCC 8 497struct vki_termio { 498 unsigned short c_iflag; /* input mode flags */ 499 unsigned short c_oflag; /* output mode flags */ 500 unsigned short c_cflag; /* control mode flags */ 501 unsigned short c_lflag; /* local mode flags */ 502 unsigned char c_line; /* line discipline */ 503 unsigned char c_cc[VKI_NCC]; /* control characters */ 504}; 505 506 507//---------------------------------------------------------------------- 508// From linux-2.6.16.60/include/asm-s390/termbits.h 509//---------------------------------------------------------------------- 510 511typedef unsigned char vki_cc_t; 512typedef unsigned int vki_tcflag_t; 513 514#define VKI_NCCS 19 515struct vki_termios { 516 vki_tcflag_t c_iflag; /* input mode flags */ 517 vki_tcflag_t c_oflag; /* output mode flags */ 518 vki_tcflag_t c_cflag; /* control mode flags */ 519 vki_tcflag_t c_lflag; /* local mode flags */ 520 vki_cc_t c_line; /* line discipline */ 521 vki_cc_t c_cc[VKI_NCCS]; /* control characters */ 522}; 523 524 525//---------------------------------------------------------------------- 526// From linux-2.6.16.60/include/asm-s390/ioctl.h 527//---------------------------------------------------------------------- 528 529#define _VKI_IOC_NRBITS 8 530#define _VKI_IOC_TYPEBITS 8 531#define _VKI_IOC_SIZEBITS 14 532#define _VKI_IOC_DIRBITS 2 533 534#define _VKI_IOC_NRMASK ((1 << _VKI_IOC_NRBITS)-1) 535#define _VKI_IOC_TYPEMASK ((1 << _VKI_IOC_TYPEBITS)-1) 536#define _VKI_IOC_SIZEMASK ((1 << _VKI_IOC_SIZEBITS)-1) 537#define _VKI_IOC_DIRMASK ((1 << _VKI_IOC_DIRBITS)-1) 538 539#define _VKI_IOC_NRSHIFT 0 540#define _VKI_IOC_TYPESHIFT (_VKI_IOC_NRSHIFT+_VKI_IOC_NRBITS) 541#define _VKI_IOC_SIZESHIFT (_VKI_IOC_TYPESHIFT+_VKI_IOC_TYPEBITS) 542#define _VKI_IOC_DIRSHIFT (_VKI_IOC_SIZESHIFT+_VKI_IOC_SIZEBITS) 543 544#define _VKI_IOC_NONE 0U 545#define _VKI_IOC_WRITE 1U 546#define _VKI_IOC_READ 2U 547 548#define _VKI_IOC(dir,type,nr,size) \ 549 (((dir) << _VKI_IOC_DIRSHIFT) | \ 550 ((type) << _VKI_IOC_TYPESHIFT) | \ 551 ((nr) << _VKI_IOC_NRSHIFT) | \ 552 ((size) << _VKI_IOC_SIZESHIFT)) 553 554/* used to create numbers */ 555#define _VKI_IO(type,nr) _VKI_IOC(_VKI_IOC_NONE,(type),(nr),0) 556#define _VKI_IOR(type,nr,size) _VKI_IOC(_VKI_IOC_READ,(type),(nr),(_VKI_IOC_TYPECHECK(size))) 557#define _VKI_IOW(type,nr,size) _VKI_IOC(_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size))) 558#define _VKI_IOWR(type,nr,size) _VKI_IOC(_VKI_IOC_READ|_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size))) 559 560/* used to decode ioctl numbers.. */ 561#define _VKI_IOC_DIR(nr) (((nr) >> _VKI_IOC_DIRSHIFT) & _VKI_IOC_DIRMASK) 562#define _VKI_IOC_TYPE(nr) (((nr) >> _VKI_IOC_TYPESHIFT) & _VKI_IOC_TYPEMASK) 563#define _VKI_IOC_NR(nr) (((nr) >> _VKI_IOC_NRSHIFT) & _VKI_IOC_NRMASK) 564#define _VKI_IOC_SIZE(nr) (((nr) >> _VKI_IOC_SIZESHIFT) & _VKI_IOC_SIZEMASK) 565 566//---------------------------------------------------------------------- 567// From linux-2.6.16.60/include/asm-s390/ioctls.h 568//---------------------------------------------------------------------- 569 570/* 0x54 is just a magic number to make these relatively unique ('T') */ 571 572#define VKI_TCGETS 0x5401 573#define VKI_TCSETS 0x5402 574#define VKI_TCSETSW 0x5403 575#define VKI_TCSETSF 0x5404 576#define VKI_TCGETA 0x5405 577#define VKI_TCSETA 0x5406 578#define VKI_TCSETAW 0x5407 579#define VKI_TCSETAF 0x5408 580#define VKI_TCSBRK 0x5409 581#define VKI_TCXONC 0x540A 582#define VKI_TCFLSH 0x540B 583 584#define VKI_TIOCSCTTY 0x540E 585#define VKI_TIOCGPGRP 0x540F 586#define VKI_TIOCSPGRP 0x5410 587#define VKI_TIOCOUTQ 0x5411 588 589#define VKI_TIOCGWINSZ 0x5413 590#define VKI_TIOCSWINSZ 0x5414 591#define VKI_TIOCMGET 0x5415 592#define VKI_TIOCMBIS 0x5416 593#define VKI_TIOCMBIC 0x5417 594#define VKI_TIOCMSET 0x5418 595 596#define VKI_FIONREAD 0x541B 597#define VKI_TIOCLINUX 0x541C 598 599#define VKI_FIONBIO 0x5421 600 601#define VKI_TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */ 602 603#define VKI_TIOCGPTN _VKI_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ 604#define VKI_TIOCSPTLCK _VKI_IOW('T',0x31, int) /* Lock/unlock Pty */ 605 606#define VKI_FIONCLEX 0x5450 607#define VKI_FIOCLEX 0x5451 608#define VKI_FIOASYNC 0x5452 609 610#define VKI_TIOCSERGETLSR 0x5459 /* Get line status register */ 611 612#define VKI_TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */ 613 614//---------------------------------------------------------------------- 615// From linux-2.6.39-rc2/arch/s390/include/asm/ioctls.h 616//---------------------------------------------------------------------- 617 618#define VKI_FIOQSIZE 0x545E 619 620//---------------------------------------------------------------------- 621// From linux-2.6.16.60/include/asm-s390/poll.h 622//---------------------------------------------------------------------- 623 624struct vki_pollfd { 625 int fd; 626 short events; 627 short revents; 628}; 629 630#define VKI_POLLIN 0x0001 631 632//---------------------------------------------------------------------- 633// From linux-2.6.16.60/include/asm-s390/ptrace.h 634//---------------------------------------------------------------------- 635#define VKI_NUM_GPRS 16 636#define VKI_NUM_FPRS 16 637#define VKI_NUM_CRS 16 638#define VKI_NUM_ACRS 16 639 640typedef union 641{ 642 float f; 643 double d; 644 __vki_u64 ui; 645 struct 646 { 647 __vki_u32 hi; 648 __vki_u32 lo; 649 } fp; 650} vki_freg_t; 651 652typedef struct 653{ 654 __vki_u32 fpc; 655 vki_freg_t fprs[VKI_NUM_FPRS]; 656} vki_s390_fp_regs; 657 658typedef struct 659{ 660 unsigned long mask; 661 unsigned long addr; 662} __attribute__ ((aligned(8))) vki_psw_t; 663 664typedef struct 665{ 666 vki_psw_t psw; 667 unsigned long gprs[VKI_NUM_GPRS]; 668 unsigned int acrs[VKI_NUM_ACRS]; 669 unsigned long orig_gpr2; 670} vki_s390_regs; 671 672/* 673 * Now for the program event recording (trace) definitions. 674 */ 675typedef struct 676{ 677 unsigned long cr[3]; 678} vki_per_cr_words; 679 680typedef struct 681{ 682#ifdef VGA_s390x 683 unsigned : 32; 684#endif /* VGA_s390x */ 685 unsigned em_branching : 1; 686 unsigned em_instruction_fetch : 1; 687 /* 688 * Switching on storage alteration automatically fixes 689 * the storage alteration event bit in the users std. 690 */ 691 unsigned em_storage_alteration : 1; 692 unsigned em_gpr_alt_unused : 1; 693 unsigned em_store_real_address : 1; 694 unsigned : 3; 695 unsigned branch_addr_ctl : 1; 696 unsigned : 1; 697 unsigned storage_alt_space_ctl : 1; 698 unsigned : 21; 699 unsigned long starting_addr; 700 unsigned long ending_addr; 701} vki_per_cr_bits; 702 703typedef struct 704{ 705 unsigned short perc_atmid; 706 unsigned long address; 707 unsigned char access_id; 708} vki_per_lowcore_words; 709 710typedef struct 711{ 712 unsigned perc_branching : 1; 713 unsigned perc_instruction_fetch : 1; 714 unsigned perc_storage_alteration : 1; 715 unsigned perc_gpr_alt_unused : 1; 716 unsigned perc_store_real_address : 1; 717 unsigned : 3; 718 unsigned atmid_psw_bit_31 : 1; 719 unsigned atmid_validity_bit : 1; 720 unsigned atmid_psw_bit_32 : 1; 721 unsigned atmid_psw_bit_5 : 1; 722 unsigned atmid_psw_bit_16 : 1; 723 unsigned atmid_psw_bit_17 : 1; 724 unsigned si : 2; 725 unsigned long address; 726 unsigned : 4; 727 unsigned access_id : 4; 728} vki_per_lowcore_bits; 729 730typedef struct 731{ 732 union { 733 vki_per_cr_words words; 734 vki_per_cr_bits bits; 735 } control_regs; 736 /* 737 * Use these flags instead of setting em_instruction_fetch 738 * directly they are used so that single stepping can be 739 * switched on & off while not affecting other tracing 740 */ 741 unsigned single_step : 1; 742 unsigned instruction_fetch : 1; 743 unsigned : 30; 744 /* 745 * These addresses are copied into cr10 & cr11 if single 746 * stepping is switched off 747 */ 748 unsigned long starting_addr; 749 unsigned long ending_addr; 750 union { 751 vki_per_lowcore_words words; 752 vki_per_lowcore_bits bits; 753 } lowcore; 754} vki_per_struct; 755 756/* 757 * The user_regs_struct defines the way the user registers are 758 * store on the stack for signal handling. 759 */ 760struct vki_user_regs_struct 761{ 762 vki_psw_t psw; 763 unsigned long gprs[VKI_NUM_GPRS]; 764 unsigned int acrs[VKI_NUM_ACRS]; 765 unsigned long orig_gpr2; 766 vki_s390_fp_regs fp_regs; 767 /* 768 * These per registers are in here so that gdb can modify them 769 * itself as there is no "official" ptrace interface for hardware 770 * watchpoints. This is the way intel does it. 771 */ 772 vki_per_struct per_info; 773 unsigned long ieee_instruction_pointer; 774 /* Used to give failing instruction back to user for ieee exceptions */ 775}; 776 777typedef struct 778{ 779 unsigned int vki_len; 780 unsigned long vki_kernel_addr; 781 unsigned long vki_process_addr; 782} vki_ptrace_area; 783 784/* 785 * S/390 specific non posix ptrace requests 786 */ 787#define VKI_PTRACE_PEEKUSR_AREA 0x5000 788#define VKI_PTRACE_POKEUSR_AREA 0x5001 789 790//---------------------------------------------------------------------- 791// From linux-2.6.16.60/include/asm-s390/elf.h 792//---------------------------------------------------------------------- 793 794typedef vki_s390_fp_regs vki_elf_fpregset_t; 795typedef vki_s390_regs vki_elf_gregset_t; 796 797 798//---------------------------------------------------------------------- 799// From linux-2.6.16.60/include/asm-s390/ucontext.h 800//---------------------------------------------------------------------- 801 802struct vki_ucontext { 803 unsigned long uc_flags; 804 struct vki_ucontext *uc_link; 805 vki_stack_t uc_stack; 806 _vki_sigregs uc_mcontext; 807 vki_sigset_t uc_sigmask; /* mask last for extensibility */ 808}; 809 810//---------------------------------------------------------------------- 811// From linux-2.6.16.60/include/asm-s390/ipcbuf.h 812//---------------------------------------------------------------------- 813 814struct vki_ipc64_perm 815{ 816 __vki_kernel_key_t key; 817 __vki_kernel_uid32_t uid; 818 __vki_kernel_gid32_t gid; 819 __vki_kernel_uid32_t cuid; 820 __vki_kernel_gid32_t cgid; 821 __vki_kernel_mode_t mode; 822 unsigned short __pad1; 823 unsigned short seq; 824#ifndef VGA_s390x 825 unsigned short __pad2; 826#endif /* ! VGA_s390x */ 827 unsigned long __unused1; 828 unsigned long __unused2; 829}; 830 831 832//---------------------------------------------------------------------- 833// From linux-2.6.16.60/include/asm-s390/sembuf.h 834//---------------------------------------------------------------------- 835 836struct vki_semid64_ds { 837 struct vki_ipc64_perm sem_perm; /* permissions .. see ipc.h */ 838 __vki_kernel_time_t sem_otime; /* last semop time */ 839#ifndef VGA_s390x 840 unsigned long __unused1; 841#endif /* ! VGA_s390x */ 842 __vki_kernel_time_t sem_ctime; /* last change time */ 843#ifndef VGA_s390x 844 unsigned long __unused2; 845#endif /* ! VGA_s390x */ 846 unsigned long sem_nsems; /* no. of semaphores in array */ 847 unsigned long __unused3; 848 unsigned long __unused4; 849}; 850 851 852//---------------------------------------------------------------------- 853// From linux-2.6.16.60/include/asm-s390/msgbuf.h 854//---------------------------------------------------------------------- 855 856struct vki_msqid64_ds { 857 struct vki_ipc64_perm msg_perm; 858 __vki_kernel_time_t msg_stime; /* last msgsnd time */ 859#ifndef VGA_s390x 860 unsigned long __unused1; 861#endif /* ! VGA_s390x */ 862 __vki_kernel_time_t msg_rtime; /* last msgrcv time */ 863#ifndef VGA_s390x 864 unsigned long __unused2; 865#endif /* ! VGA_s390x */ 866 __vki_kernel_time_t msg_ctime; /* last change time */ 867#ifndef VGA_s390x 868 unsigned long __unused3; 869#endif /* ! VGA_s390x */ 870 unsigned long msg_cbytes; /* current number of bytes on queue */ 871 unsigned long msg_qnum; /* number of messages in queue */ 872 unsigned long msg_qbytes; /* max number of bytes on queue */ 873 __vki_kernel_pid_t msg_lspid; /* pid of last msgsnd */ 874 __vki_kernel_pid_t msg_lrpid; /* last receive pid */ 875 unsigned long __unused4; 876 unsigned long __unused5; 877}; 878 879 880//---------------------------------------------------------------------- 881// From linux-2.6.16.60/include/asm-s390/ipc.h 882//---------------------------------------------------------------------- 883 884struct vki_ipc_kludge { 885 struct vki_msgbuf __user *msgp; 886 long msgtyp; 887}; 888 889#define VKI_SEMOP 1 890#define VKI_SEMGET 2 891#define VKI_SEMCTL 3 892#define VKI_SEMTIMEDOP 4 893#define VKI_MSGSND 11 894#define VKI_MSGRCV 12 895#define VKI_MSGGET 13 896#define VKI_MSGCTL 14 897#define VKI_SHMAT 21 898#define VKI_SHMDT 22 899#define VKI_SHMGET 23 900#define VKI_SHMCTL 24 901 902 903//---------------------------------------------------------------------- 904// From linux-2.6.16.60/include/asm-s390/shmbuf.h 905//---------------------------------------------------------------------- 906 907struct vki_shmid64_ds { 908 struct vki_ipc64_perm shm_perm; /* operation perms */ 909 vki_size_t shm_segsz; /* size of segment (bytes) */ 910 __vki_kernel_time_t shm_atime; /* last attach time */ 911#ifndef VGA_s390x 912 unsigned long __unused1; 913#endif /* ! VGA_s390x */ 914 __vki_kernel_time_t shm_dtime; /* last detach time */ 915#ifndef VGA_s390x 916 unsigned long __unused2; 917#endif /* ! VGA_s390x */ 918 __vki_kernel_time_t shm_ctime; /* last change time */ 919#ifndef VGA_s390x 920 unsigned long __unused3; 921#endif /* ! VGA_s390x */ 922 __vki_kernel_pid_t shm_cpid; /* pid of creator */ 923 __vki_kernel_pid_t shm_lpid; /* pid of last operator */ 924 unsigned long shm_nattch; /* no. of current attaches */ 925 unsigned long __unused4; 926 unsigned long __unused5; 927}; 928 929struct vki_shminfo64 { 930 unsigned long shmmax; 931 unsigned long shmmin; 932 unsigned long shmmni; 933 unsigned long shmseg; 934 unsigned long shmall; 935 unsigned long __unused1; 936 unsigned long __unused2; 937 unsigned long __unused3; 938 unsigned long __unused4; 939}; 940 941 942//---------------------------------------------------------------------- 943// The following are defined in the VKI namespace but are nowhere found 944// in the linux headers. 945//---------------------------------------------------------------------- 946#define VKI_BIG_ENDIAN 1 947#define VKI_MAX_PAGE_SHIFT VKI_PAGE_SHIFT 948#define VKI_MAX_PAGE_SIZE VKI_PAGE_SIZE 949 950//---------------------------------------------------------------------- 951// From linux-2.6.35.4/arch/s390x/include/asm/shmparam.h 952//---------------------------------------------------------------------- 953 954#define VKI_SHMLBA VKI_PAGE_SIZE 955 956/* If a system call returns a value >= VKI_MAX_ERRNO then that is considered 957 an error condition. I.e. the system call failed. */ 958#define VKI_MAX_ERRNO -125 959 960//---------------------------------------------------------------------- 961// From linux-2.6.8.1/include/asm-generic/errno.h 962//---------------------------------------------------------------------- 963 964#define VKI_ENOSYS 38 /* Function not implemented */ 965#define VKI_EOVERFLOW 75 /* Value too large for defined data type */ 966 967#endif // __VKI_S390X_LINUX_H 968 969/*--------------------------------------------------------------------*/ 970/*--- end ---*/ 971/*--------------------------------------------------------------------*/ 972