2 /*--------------------------------------------------------------------*/
3 /*--- s390x/Linux-specific kernel interface. vki-s390x-linux.h ---*/
4 /*--------------------------------------------------------------------*/
7 This file is part of Valgrind, a dynamic binary instrumentation
10 Copyright IBM Corp. 2010-2013
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.
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.
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
27 The GNU General Public License is contained in the file COPYING.
30 /* Contributed by Florian Krohm and Volker Sameske */
32 #ifndef __VKI_S390X_LINUX_H
33 #define __VKI_S390X_LINUX_H
37 //----------------------------------------------------------------------
38 // From linux-2.6.16.60/include/asm-s390/types.h
39 //----------------------------------------------------------------------
41 typedef __signed__ char __vki_s8;
42 typedef unsigned char __vki_u8;
44 typedef __signed__ short __vki_s16;
45 typedef unsigned short __vki_u16;
47 typedef __signed__ int __vki_s32;
48 typedef unsigned int __vki_u32;
50 typedef __signed__ long __vki_s64;
51 typedef unsigned long __vki_u64;
53 typedef unsigned short vki_u16;
55 typedef unsigned int vki_u32;
57 //----------------------------------------------------------------------
58 // From linux-2.6.16.60/include/asm-s390/page.h
59 //----------------------------------------------------------------------
61 /* PAGE_SHIFT determines the page size */
62 #define VKI_PAGE_SHIFT 12
63 #define VKI_PAGE_SIZE (1UL << VKI_PAGE_SHIFT)
65 //----------------------------------------------------------------------
66 // From linux-2.6.16.60/include/asm-s390/siginfo.h
67 //----------------------------------------------------------------------
69 /* We need that to ensure that sizeof(siginfo) == 128. */
71 #define __VKI_ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
74 //----------------------------------------------------------------------
75 // From linux-2.6.16.60/include/asm-s390/sigcontext.h
76 //----------------------------------------------------------------------
78 #define __VKI_NUM_GPRS 16
79 #define __VKI_NUM_FPRS 16
80 #define __VKI_NUM_ACRS 16
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
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
98 #endif /* VGA_s390x */
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)
108 } __attribute__ ((aligned(8))) _vki_psw_t;
113 unsigned long gprs[__VKI_NUM_GPRS];
114 unsigned int acrs[__VKI_NUM_ACRS];
115 } _vki_s390_regs_common;
120 double fprs[__VKI_NUM_FPRS];
125 _vki_s390_regs_common regs;
126 _vki_s390_fp_regs fpregs;
130 struct vki_sigcontext
132 unsigned long oldmask[_VKI_SIGCONTEXT_NSIG_WORDS];
133 _vki_sigregs __user *sregs;
137 //----------------------------------------------------------------------
138 // From linux-2.6.16.60/include/asm-s390/signal.h
139 //----------------------------------------------------------------------
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
145 typedef unsigned long vki_old_sigset_t;
148 unsigned long sig[_VKI_NSIG_WORDS];
153 #define VKI_SIGQUIT 3
155 #define VKI_SIGTRAP 5
156 #define VKI_SIGABRT 6
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
181 #define VKI_SIGPOLL VKI_SIGIO
183 #define VKI_SIGLOST 29
185 #define VKI_SIGPWR 30
186 #define VKI_SIGSYS 31
187 #define VKI_SIGUNUSED 31
189 /* These should not be considered constants from userland. */
190 #define VKI_SIGRTMIN 32
191 #define VKI_SIGRTMAX _VKI_NSIG
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.
204 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
205 * Unix names RESETHAND and NODEFER respectively.
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
215 #define VKI_SA_NOMASK VKI_SA_NODEFER
216 #define VKI_SA_ONESHOT VKI_SA_RESETHAND
217 #define VKI_SA_INTERRUPT 0x20000000 /* dummy -- ignored */
219 #define VKI_SA_RESTORER 0x04000000
222 * sigaltstack controls
224 #define VKI_SS_ONSTACK 1
225 #define VKI_SS_DISABLE 2
227 #define VKI_MINSIGSTKSZ 2048
228 #define VKI_SIGSTKSZ 8192
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 */
236 typedef void __vki_signalfn_t(int);
237 typedef __vki_signalfn_t __user *__vki_sighandler_t;
239 /* default signal handling */
240 #define VKI_SIG_DFL ((__force __vki_sighandler_t)0)
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 */
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);
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 */
266 struct vki_k_sigaction {
267 struct vki_sigaction sa;
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;
277 typedef struct vki_sigaltstack {
284 //----------------------------------------------------------------------
285 // From linux-2.6.16.60/include/asm-s390/mman.h
286 //----------------------------------------------------------------------
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
295 #define VKI_PROT_GROWSUP 0x02000000 /* mprotect flag:
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 /* */
305 //----------------------------------------------------------------------
306 // From linux-2.6.16.60/include/asm-s390/fcntl.h
307 //----------------------------------------------------------------------
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
320 #define VKI_AT_FDCWD -100
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. */
335 #define VKI_F_SETOWN_EX 15
336 #define VKI_F_GETOWN_EX 16
338 #define VKI_F_OWNER_TID 0
339 #define VKI_F_OWNER_PID 1
340 #define VKI_F_OWNER_PGRP 2
342 struct vki_f_owner_ex {
344 __vki_kernel_pid_t pid;
347 #define VKI_FD_CLOEXEC 1 /* actually anything with low bit set goes */
349 #define VKI_F_LINUX_SPECIFIC_BASE 1024
352 //----------------------------------------------------------------------
353 // From linux-2.6.16.60/include/asm-s390x/resource.h
354 //----------------------------------------------------------------------
356 // which just does #include <asm-generic/resource.h>
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 */
364 //----------------------------------------------------------------------
365 // From linux-2.6.16.60/include/asm-s390/socket.h
366 //----------------------------------------------------------------------
368 #define VKI_SOL_SOCKET 1
370 #define VKI_SO_TYPE 3
372 #define VKI_SO_ATTACH_FILTER 26
374 //----------------------------------------------------------------------
375 // From linux-2.6.16.60/include/asm-s390/sockios.h
376 //----------------------------------------------------------------------
378 #define VKI_SIOCSPGRP 0x8902
379 #define VKI_SIOCGPGRP 0x8904
380 #define VKI_SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
382 #define VKI_SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
385 //----------------------------------------------------------------------
386 // From linux-2.6.16.60/include/asm-s390/stat.h
387 //----------------------------------------------------------------------
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;
413 /* This matches struct stat64 in glibc2.1, hence the absolutely
414 * insane amounts of padding around dev_t's.
417 unsigned long long st_dev;
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;
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;
443 unsigned long st_dev;
444 unsigned long st_ino;
445 unsigned long st_nlink;
446 unsigned int st_mode;
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;
460 unsigned long __unused[3];
463 #endif /* VGA_s390x */
466 //----------------------------------------------------------------------
467 // From linux-2.6.16.60/include/asm-s390/statfs.h
468 //----------------------------------------------------------------------
478 __vki_kernel_fsid_t f_fsid;
485 //----------------------------------------------------------------------
486 // From linux-2.6.16.60/include/asm-s390/termios.h
487 //----------------------------------------------------------------------
490 unsigned short ws_row;
491 unsigned short ws_col;
492 unsigned short ws_xpixel;
493 unsigned short ws_ypixel;
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 */
507 //----------------------------------------------------------------------
508 // From linux-2.6.16.60/include/asm-s390/termbits.h
509 //----------------------------------------------------------------------
511 typedef unsigned char vki_cc_t;
512 typedef unsigned int vki_tcflag_t;
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 */
525 //----------------------------------------------------------------------
526 // From linux-2.6.16.60/include/asm-s390/ioctl.h
527 //----------------------------------------------------------------------
529 #define _VKI_IOC_NRBITS 8
530 #define _VKI_IOC_TYPEBITS 8
531 #define _VKI_IOC_SIZEBITS 14
532 #define _VKI_IOC_DIRBITS 2
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)
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)
544 #define _VKI_IOC_NONE 0U
545 #define _VKI_IOC_WRITE 1U
546 #define _VKI_IOC_READ 2U
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))
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)))
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)
566 //----------------------------------------------------------------------
567 // From linux-2.6.16.60/include/asm-s390/ioctls.h
568 //----------------------------------------------------------------------
570 /* 0x54 is just a magic number to make these relatively unique ('T') */
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
584 #define VKI_TIOCSCTTY 0x540E
585 #define VKI_TIOCGPGRP 0x540F
586 #define VKI_TIOCSPGRP 0x5410
587 #define VKI_TIOCOUTQ 0x5411
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
596 #define VKI_FIONREAD 0x541B
597 #define VKI_TIOCLINUX 0x541C
599 #define VKI_FIONBIO 0x5421
601 #define VKI_TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */
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 */
606 #define VKI_FIONCLEX 0x5450
607 #define VKI_FIOCLEX 0x5451
608 #define VKI_FIOASYNC 0x5452
610 #define VKI_TIOCSERGETLSR 0x5459 /* Get line status register */
612 #define VKI_TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */
614 //----------------------------------------------------------------------
615 // From linux-2.6.39-rc2/arch/s390/include/asm/ioctls.h
616 //----------------------------------------------------------------------
618 #define VKI_FIOQSIZE 0x545E
620 //----------------------------------------------------------------------
621 // From linux-2.6.16.60/include/asm-s390/poll.h
622 //----------------------------------------------------------------------
630 #define VKI_POLLIN 0x0001
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
655 vki_freg_t fprs[VKI_NUM_FPRS];
662 } __attribute__ ((aligned(8))) vki_psw_t;
667 unsigned long gprs[VKI_NUM_GPRS];
668 unsigned int acrs[VKI_NUM_ACRS];
669 unsigned long orig_gpr2;
673 * Now for the program event recording (trace) definitions.
684 #endif /* VGA_s390x */
685 unsigned em_branching : 1;
686 unsigned em_instruction_fetch : 1;
688 * Switching on storage alteration automatically fixes
689 * the storage alteration event bit in the users std.
691 unsigned em_storage_alteration : 1;
692 unsigned em_gpr_alt_unused : 1;
693 unsigned em_store_real_address : 1;
695 unsigned branch_addr_ctl : 1;
697 unsigned storage_alt_space_ctl : 1;
699 unsigned long starting_addr;
700 unsigned long ending_addr;
705 unsigned short perc_atmid;
706 unsigned long address;
707 unsigned char access_id;
708 } vki_per_lowcore_words;
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;
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;
725 unsigned long address;
727 unsigned access_id : 4;
728 } vki_per_lowcore_bits;
733 vki_per_cr_words words;
734 vki_per_cr_bits bits;
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
741 unsigned single_step : 1;
742 unsigned instruction_fetch : 1;
745 * These addresses are copied into cr10 & cr11 if single
746 * stepping is switched off
748 unsigned long starting_addr;
749 unsigned long ending_addr;
751 vki_per_lowcore_words words;
752 vki_per_lowcore_bits bits;
757 * The user_regs_struct defines the way the user registers are
758 * store on the stack for signal handling.
760 struct vki_user_regs_struct
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;
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.
772 vki_per_struct per_info;
773 unsigned long ieee_instruction_pointer;
774 /* Used to give failing instruction back to user for ieee exceptions */
779 unsigned int vki_len;
780 unsigned long vki_kernel_addr;
781 unsigned long vki_process_addr;
785 * S/390 specific non posix ptrace requests
787 #define VKI_PTRACE_PEEKUSR_AREA 0x5000
788 #define VKI_PTRACE_POKEUSR_AREA 0x5001
790 //----------------------------------------------------------------------
791 // From linux-2.6.16.60/include/asm-s390/elf.h
792 //----------------------------------------------------------------------
794 typedef vki_s390_fp_regs vki_elf_fpregset_t;
795 typedef vki_s390_regs vki_elf_gregset_t;
798 //----------------------------------------------------------------------
799 // From linux-2.6.16.60/include/asm-s390/ucontext.h
800 //----------------------------------------------------------------------
802 struct 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 */
810 //----------------------------------------------------------------------
811 // From linux-2.6.16.60/include/asm-s390/ipcbuf.h
812 //----------------------------------------------------------------------
814 struct vki_ipc64_perm
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;
825 unsigned short __pad2;
826 #endif /* ! VGA_s390x */
827 unsigned long __unused1;
828 unsigned long __unused2;
832 //----------------------------------------------------------------------
833 // From linux-2.6.16.60/include/asm-s390/sembuf.h
834 //----------------------------------------------------------------------
836 struct vki_semid64_ds {
837 struct vki_ipc64_perm sem_perm; /* permissions .. see ipc.h */
838 __vki_kernel_time_t sem_otime; /* last semop time */
840 unsigned long __unused1;
841 #endif /* ! VGA_s390x */
842 __vki_kernel_time_t sem_ctime; /* last change time */
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;
852 //----------------------------------------------------------------------
853 // From linux-2.6.16.60/include/asm-s390/msgbuf.h
854 //----------------------------------------------------------------------
856 struct vki_msqid64_ds {
857 struct vki_ipc64_perm msg_perm;
858 __vki_kernel_time_t msg_stime; /* last msgsnd time */
860 unsigned long __unused1;
861 #endif /* ! VGA_s390x */
862 __vki_kernel_time_t msg_rtime; /* last msgrcv time */
864 unsigned long __unused2;
865 #endif /* ! VGA_s390x */
866 __vki_kernel_time_t msg_ctime; /* last change time */
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;
880 //----------------------------------------------------------------------
881 // From linux-2.6.16.60/include/asm-s390/ipc.h
882 //----------------------------------------------------------------------
884 struct vki_ipc_kludge {
885 struct vki_msgbuf __user *msgp;
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
899 #define VKI_SHMGET 23
900 #define VKI_SHMCTL 24
903 //----------------------------------------------------------------------
904 // From linux-2.6.16.60/include/asm-s390/shmbuf.h
905 //----------------------------------------------------------------------
907 struct 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 */
912 unsigned long __unused1;
913 #endif /* ! VGA_s390x */
914 __vki_kernel_time_t shm_dtime; /* last detach time */
916 unsigned long __unused2;
917 #endif /* ! VGA_s390x */
918 __vki_kernel_time_t shm_ctime; /* last change time */
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;
929 struct 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;
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
950 //----------------------------------------------------------------------
951 // From linux-2.6.35.4/arch/s390x/include/asm/shmparam.h
952 //----------------------------------------------------------------------
954 #define VKI_SHMLBA VKI_PAGE_SIZE
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
960 #endif // __VKI_S390X_LINUX_H
962 /*--------------------------------------------------------------------*/
964 /*--------------------------------------------------------------------*/