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Diffstat (limited to 'include/vki/vki-s390x-linux.h')
| -rw-r--r-- | include/vki/vki-s390x-linux.h | 941 |
1 files changed, 941 insertions, 0 deletions
diff --git a/include/vki/vki-s390x-linux.h b/include/vki/vki-s390x-linux.h new file mode 100644 index 00000000..7d554fde --- /dev/null +++ b/include/vki/vki-s390x-linux.h @@ -0,0 +1,941 @@ + +/*--------------------------------------------------------------------*/ +/*--- s390x/Linux-specific kernel interface. vki-s390x-linux.h ---*/ +/*--------------------------------------------------------------------*/ + +/* + This file is part of Valgrind, a dynamic binary instrumentation + framework. + + Copyright IBM Corp. 2010-2011 + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307, USA. + + The GNU General Public License is contained in the file COPYING. +*/ + +/* Contributed by Florian Krohm and Volker Sameske */ + +#ifndef __VKI_S390X_LINUX_H +#define __VKI_S390X_LINUX_H + +#define __force + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/types.h +//---------------------------------------------------------------------- + +typedef __signed__ char __vki_s8; +typedef unsigned char __vki_u8; + +typedef __signed__ short __vki_s16; +typedef unsigned short __vki_u16; + +typedef __signed__ int __vki_s32; +typedef unsigned int __vki_u32; + +typedef __signed__ long __vki_s64; +typedef unsigned long __vki_u64; + +typedef unsigned short vki_u16; + +typedef unsigned int vki_u32; + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/page.h +//---------------------------------------------------------------------- + +/* PAGE_SHIFT determines the page size */ +#define VKI_PAGE_SHIFT 12 +#define VKI_PAGE_SIZE (1UL << VKI_PAGE_SHIFT) + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/siginfo.h +//---------------------------------------------------------------------- + +/* We need that to ensure that sizeof(siginfo) == 128. */ +#ifdef __s390x__ +#define __VKI_ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int)) +#endif + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/sigcontext.h +//---------------------------------------------------------------------- + +#define __VKI_NUM_GPRS 16 +#define __VKI_NUM_FPRS 16 +#define __VKI_NUM_ACRS 16 + +#ifndef VGA_s390x + +/* Has to be at least _NSIG_WORDS from asm/signal.h */ +#define _VKI_SIGCONTEXT_NSIG 64 +#define _VKI_SIGCONTEXT_NSIG_BPW 32 +/* Size of stack frame allocated when calling signal handler. */ +#define __VKI_SIGNAL_FRAMESIZE 96 + +#else /* VGA_s390x */ + +/* Has to be at least _NSIG_WORDS from asm/signal.h */ +#define _VKI_SIGCONTEXT_NSIG 64 +#define _VKI_SIGCONTEXT_NSIG_BPW 64 +/* Size of stack frame allocated when calling signal handler. */ +#define __VKI_SIGNAL_FRAMESIZE 160 + +#endif /* VGA_s390x */ + + +#define _VKI_SIGCONTEXT_NSIG_WORDS (_VKI_SIGCONTEXT_NSIG / _VKI_SIGCONTEXT_NSIG_BPW) +#define _VKI_SIGMASK_COPY_SIZE (sizeof(unsigned long)*_VKI_SIGCONTEXT_NSIG_WORDS) + +typedef struct +{ + unsigned long mask; + unsigned long addr; +} __attribute__ ((aligned(8))) _vki_psw_t; + +typedef struct +{ + _vki_psw_t psw; + unsigned long gprs[__VKI_NUM_GPRS]; + unsigned int acrs[__VKI_NUM_ACRS]; +} _vki_s390_regs_common; + +typedef struct +{ + unsigned int fpc; + double fprs[__VKI_NUM_FPRS]; +} _vki_s390_fp_regs; + +typedef struct +{ + _vki_s390_regs_common regs; + _vki_s390_fp_regs fpregs; +} _vki_sigregs; + + +struct vki_sigcontext +{ + unsigned long oldmask[_VKI_SIGCONTEXT_NSIG_WORDS]; + _vki_sigregs __user *sregs; +}; + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/signal.h +//---------------------------------------------------------------------- + +#define _VKI_NSIG _VKI_SIGCONTEXT_NSIG +#define _VKI_NSIG_BPW _VKI_SIGCONTEXT_NSIG_BPW +#define _VKI_NSIG_WORDS _VKI_SIGCONTEXT_NSIG_WORDS + +typedef unsigned long vki_old_sigset_t; + +typedef struct { + unsigned long sig[_VKI_NSIG_WORDS]; +} vki_sigset_t; + +#define VKI_SIGHUP 1 +#define VKI_SIGINT 2 +#define VKI_SIGQUIT 3 +#define VKI_SIGILL 4 +#define VKI_SIGTRAP 5 +#define VKI_SIGABRT 6 +#define VKI_SIGIOT 6 +#define VKI_SIGBUS 7 +#define VKI_SIGFPE 8 +#define VKI_SIGKILL 9 +#define VKI_SIGUSR1 10 +#define VKI_SIGSEGV 11 +#define VKI_SIGUSR2 12 +#define VKI_SIGPIPE 13 +#define VKI_SIGALRM 14 +#define VKI_SIGTERM 15 +#define VKI_SIGSTKFLT 16 +#define VKI_SIGCHLD 17 +#define VKI_SIGCONT 18 +#define VKI_SIGSTOP 19 +#define VKI_SIGTSTP 20 +#define VKI_SIGTTIN 21 +#define VKI_SIGTTOU 22 +#define VKI_SIGURG 23 +#define VKI_SIGXCPU 24 +#define VKI_SIGXFSZ 25 +#define VKI_SIGVTALRM 26 +#define VKI_SIGPROF 27 +#define VKI_SIGWINCH 28 +#define VKI_SIGIO 29 +#define VKI_SIGPOLL VKI_SIGIO +/* +#define VKI_SIGLOST 29 +*/ +#define VKI_SIGPWR 30 +#define VKI_SIGSYS 31 +#define VKI_SIGUNUSED 31 + +/* These should not be considered constants from userland. */ +#define VKI_SIGRTMIN 32 +#define VKI_SIGRTMAX _VKI_NSIG + +/* + * SA_FLAGS values: + * + * SA_ONSTACK indicates that a registered stack_t will be used. + * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the + * SA_RESTART flag to get restarting signals (which were the default long ago) + * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. + * SA_RESETHAND clears the handler when the signal is delivered. + * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. + * SA_NODEFER prevents the current signal from being masked in the handler. + * + * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single + * Unix names RESETHAND and NODEFER respectively. + */ +#define VKI_SA_NOCLDSTOP 0x00000001 +#define VKI_SA_NOCLDWAIT 0x00000002 +#define VKI_SA_SIGINFO 0x00000004 +#define VKI_SA_ONSTACK 0x08000000 +#define VKI_SA_RESTART 0x10000000 +#define VKI_SA_NODEFER 0x40000000 +#define VKI_SA_RESETHAND 0x80000000 + +#define VKI_SA_NOMASK VKI_SA_NODEFER +#define VKI_SA_ONESHOT VKI_SA_RESETHAND +#define VKI_SA_INTERRUPT 0x20000000 /* dummy -- ignored */ + +#define VKI_SA_RESTORER 0x04000000 + +/* + * sigaltstack controls + */ +#define VKI_SS_ONSTACK 1 +#define VKI_SS_DISABLE 2 + +#define VKI_MINSIGSTKSZ 2048 +#define VKI_SIGSTKSZ 8192 + + +/* Next lines asm-generic/signal.h */ +#define VKI_SIG_BLOCK 0 /* for blocking signals */ +#define VKI_SIG_UNBLOCK 1 /* for unblocking signals */ +#define VKI_SIG_SETMASK 2 /* for setting the signal mask */ + +typedef void __vki_signalfn_t(int); +typedef __vki_signalfn_t __user *__vki_sighandler_t; + +/* default signal handling */ +#define VKI_SIG_DFL ((__force __vki_sighandler_t)0) +/* ignore signal */ +#define VKI_SIG_IGN ((__force __vki_sighandler_t)1) +/* error return from signal */ +#define VKI_SIG_ERR ((__force __vki_sighandler_t)-1) +/* Back to asm-s390/signal.h */ + +struct vki_old_sigaction { + // [[Nb: a 'k' prefix is added to "sa_handler" because + // bits/sigaction.h (which gets dragged in somehow via signal.h) + // #defines it as something else. Since that is done for glibc's + // purposes, which we don't care about here, we use our own name.]] + __vki_sighandler_t ksa_handler; + vki_old_sigset_t sa_mask; + unsigned long sa_flags; + void (*sa_restorer)(void); +}; + +struct vki_sigaction { + // [[See comment about extra 'k' above]] + __vki_sighandler_t ksa_handler; + unsigned long sa_flags; + void (*sa_restorer)(void); + vki_sigset_t sa_mask; /* mask last for extensibility */ +}; + +struct vki_k_sigaction { + struct vki_sigaction sa; +}; + + +/* On Linux we use the same type for passing sigactions to + and from the kernel. Hence: */ +typedef struct vki_sigaction vki_sigaction_toK_t; +typedef struct vki_sigaction vki_sigaction_fromK_t; + + +typedef struct vki_sigaltstack { + void __user *ss_sp; + int ss_flags; + vki_size_t ss_size; +} vki_stack_t; + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/mman.h +//---------------------------------------------------------------------- + +#define VKI_PROT_NONE 0x0 /* No page permissions */ +#define VKI_PROT_READ 0x1 /* page can be read */ +#define VKI_PROT_WRITE 0x2 /* page can be written */ +#define VKI_PROT_EXEC 0x4 /* page can be executed */ +#define VKI_PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend + change to start of + growsdown vma */ +#define VKI_PROT_GROWSUP 0x02000000 /* mprotect flag: + extend change to end + of growsup vma */ + +#define VKI_MAP_PRIVATE 0x0002 /* */ +#define VKI_MAP_FIXED 0x0010 /* */ +#define VKI_MAP_ANONYMOUS 0x0020 /* */ + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/fcntl.h +//---------------------------------------------------------------------- + +#define VKI_O_RDONLY 00000000 +#define VKI_O_WRONLY 00000001 +#define VKI_O_RDWR 00000002 +#define VKI_O_ACCMODE 00000003 +#define VKI_O_CREAT 00000100 /* not fcntl */ +#define VKI_O_EXCL 00000200 /* not fcntl */ +#define VKI_O_NOCTTY 00000400 /* not fcntl */ +#define VKI_O_TRUNC 00001000 /* not fcntl */ +#define VKI_O_APPEND 00002000 + +#define VKI_AT_FDCWD -100 + +#define VKI_F_DUPFD 0 /* dup */ +#define VKI_F_GETFD 1 /* get close_on_exec */ +#define VKI_F_SETFD 2 /* set/clear close_on_exec */ +#define VKI_F_GETFL 3 /* get file->f_flags */ +#define VKI_F_SETFL 4 /* set file->f_flags */ +#define VKI_F_GETLK 5 +#define VKI_F_SETLK 6 +#define VKI_F_SETLKW 7 +#define VKI_F_SETOWN 8 /* for sockets. */ +#define VKI_F_GETOWN 9 /* for sockets. */ +#define VKI_F_SETSIG 10 /* for sockets. */ +#define VKI_F_GETSIG 11 /* for sockets. */ + +#define VKI_FD_CLOEXEC 1 /* actually anything with low bit set goes */ + +#define VKI_F_LINUX_SPECIFIC_BASE 1024 + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390x/resource.h +//---------------------------------------------------------------------- + +// which just does #include <asm-generic/resource.h> + +#define VKI_RLIMIT_DATA 2 /* max data size */ +#define VKI_RLIMIT_STACK 3 /* max stack size */ +#define VKI_RLIMIT_CORE 4 /* max core file size */ +#define VKI_RLIMIT_NOFILE 7 /* max number of open files */ + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/socket.h +//---------------------------------------------------------------------- + +#define VKI_SOL_SOCKET 1 + +#define VKI_SO_TYPE 3 + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/sockios.h +//---------------------------------------------------------------------- + +#define VKI_SIOCSPGRP 0x8902 +#define VKI_SIOCGPGRP 0x8904 +#define VKI_SIOCGSTAMP 0x8906 /* Get stamp (timeval) */ +/* since 2.6.22 */ +#define VKI_SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */ + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/stat.h +//---------------------------------------------------------------------- + +#ifndef VGA_s390x +struct vki_stat { + unsigned short st_dev; + unsigned short __pad1; + unsigned long st_ino; + unsigned short st_mode; + unsigned short st_nlink; + unsigned short st_uid; + unsigned short st_gid; + unsigned short st_rdev; + unsigned short __pad2; + unsigned long st_size; + unsigned long st_blksize; + unsigned long st_blocks; + unsigned long st_atime; + unsigned long st_atime_nsec; + unsigned long st_mtime; + unsigned long st_mtime_nsec; + unsigned long st_ctime; + unsigned long st_ctime_nsec; + unsigned long __unused4; + unsigned long __unused5; +}; + +/* This matches struct stat64 in glibc2.1, hence the absolutely + * insane amounts of padding around dev_t's. + */ +struct vki_stat64 { + unsigned long long st_dev; + unsigned int __pad1; + unsigned long __st_ino; + unsigned int st_mode; + unsigned int st_nlink; + unsigned long st_uid; + unsigned long st_gid; + unsigned long long st_rdev; + unsigned int __pad3; + long long st_size; + unsigned long st_blksize; + unsigned char __pad4[4]; + unsigned long __pad5; /* future possible st_blocks high bits */ + unsigned long st_blocks; /* Number 512-byte blocks allocated. */ + unsigned long st_atime; + unsigned long st_atime_nsec; + unsigned long st_mtime; + unsigned long st_mtime_nsec; + unsigned long st_ctime; + unsigned long st_ctime_nsec; /* will be high 32 bits of ctime someday */ + unsigned long long st_ino; +}; + +#else + +struct vki_stat { + unsigned long st_dev; + unsigned long st_ino; + unsigned long st_nlink; + unsigned int st_mode; + unsigned int st_uid; + unsigned int st_gid; + unsigned int __pad1; + unsigned long st_rdev; + unsigned long st_size; + unsigned long st_atime; + unsigned long st_atime_nsec; + unsigned long st_mtime; + unsigned long st_mtime_nsec; + unsigned long st_ctime; + unsigned long st_ctime_nsec; + unsigned long st_blksize; + long st_blocks; + unsigned long __unused[3]; +}; + +#endif /* VGA_s390x */ + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/statfs.h +//---------------------------------------------------------------------- + +struct vki_statfs { + int f_type; + int f_bsize; + long f_blocks; + long f_bfree; + long f_bavail; + long f_files; + long f_ffree; + __vki_kernel_fsid_t f_fsid; + int f_namelen; + int f_frsize; + int f_spare[5]; +}; + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/termios.h +//---------------------------------------------------------------------- + +struct vki_winsize { + unsigned short ws_row; + unsigned short ws_col; + unsigned short ws_xpixel; + unsigned short ws_ypixel; +}; + +#define VKI_NCC 8 +struct vki_termio { + unsigned short c_iflag; /* input mode flags */ + unsigned short c_oflag; /* output mode flags */ + unsigned short c_cflag; /* control mode flags */ + unsigned short c_lflag; /* local mode flags */ + unsigned char c_line; /* line discipline */ + unsigned char c_cc[VKI_NCC]; /* control characters */ +}; + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/termbits.h +//---------------------------------------------------------------------- + +typedef unsigned char vki_cc_t; +typedef unsigned int vki_tcflag_t; + +#define VKI_NCCS 19 +struct vki_termios { + vki_tcflag_t c_iflag; /* input mode flags */ + vki_tcflag_t c_oflag; /* output mode flags */ + vki_tcflag_t c_cflag; /* control mode flags */ + vki_tcflag_t c_lflag; /* local mode flags */ + vki_cc_t c_line; /* line discipline */ + vki_cc_t c_cc[VKI_NCCS]; /* control characters */ +}; + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/ioctl.h +//---------------------------------------------------------------------- + +#define _VKI_IOC_NRBITS 8 +#define _VKI_IOC_TYPEBITS 8 +#define _VKI_IOC_SIZEBITS 14 +#define _VKI_IOC_DIRBITS 2 + +#define _VKI_IOC_NRMASK ((1 << _VKI_IOC_NRBITS)-1) +#define _VKI_IOC_TYPEMASK ((1 << _VKI_IOC_TYPEBITS)-1) +#define _VKI_IOC_SIZEMASK ((1 << _VKI_IOC_SIZEBITS)-1) +#define _VKI_IOC_DIRMASK ((1 << _VKI_IOC_DIRBITS)-1) + +#define _VKI_IOC_NRSHIFT 0 +#define _VKI_IOC_TYPESHIFT (_VKI_IOC_NRSHIFT+_VKI_IOC_NRBITS) +#define _VKI_IOC_SIZESHIFT (_VKI_IOC_TYPESHIFT+_VKI_IOC_TYPEBITS) +#define _VKI_IOC_DIRSHIFT (_VKI_IOC_SIZESHIFT+_VKI_IOC_SIZEBITS) + +#define _VKI_IOC_NONE 0U +#define _VKI_IOC_WRITE 1U +#define _VKI_IOC_READ 2U + +#define _VKI_IOC(dir,type,nr,size) \ + (((dir) << _VKI_IOC_DIRSHIFT) | \ + ((type) << _VKI_IOC_TYPESHIFT) | \ + ((nr) << _VKI_IOC_NRSHIFT) | \ + ((size) << _VKI_IOC_SIZESHIFT)) + +/* used to create numbers */ +#define _VKI_IO(type,nr) _VKI_IOC(_VKI_IOC_NONE,(type),(nr),0) +#define _VKI_IOR(type,nr,size) _VKI_IOC(_VKI_IOC_READ,(type),(nr),(_VKI_IOC_TYPECHECK(size))) +#define _VKI_IOW(type,nr,size) _VKI_IOC(_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size))) +#define _VKI_IOWR(type,nr,size) _VKI_IOC(_VKI_IOC_READ|_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size))) + +/* used to decode ioctl numbers.. */ +#define _VKI_IOC_DIR(nr) (((nr) >> _VKI_IOC_DIRSHIFT) & _VKI_IOC_DIRMASK) +#define _VKI_IOC_TYPE(nr) (((nr) >> _VKI_IOC_TYPESHIFT) & _VKI_IOC_TYPEMASK) +#define _VKI_IOC_NR(nr) (((nr) >> _VKI_IOC_NRSHIFT) & _VKI_IOC_NRMASK) +#define _VKI_IOC_SIZE(nr) (((nr) >> _VKI_IOC_SIZESHIFT) & _VKI_IOC_SIZEMASK) + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/ioctls.h +//---------------------------------------------------------------------- + +/* 0x54 is just a magic number to make these relatively unique ('T') */ + +#define VKI_TCGETS 0x5401 +#define VKI_TCSETS 0x5402 +#define VKI_TCSETSW 0x5403 +#define VKI_TCSETSF 0x5404 +#define VKI_TCGETA 0x5405 +#define VKI_TCSETA 0x5406 +#define VKI_TCSETAW 0x5407 +#define VKI_TCSETAF 0x5408 +#define VKI_TCSBRK 0x5409 +#define VKI_TCXONC 0x540A +#define VKI_TCFLSH 0x540B + +#define VKI_TIOCSCTTY 0x540E +#define VKI_TIOCGPGRP 0x540F +#define VKI_TIOCSPGRP 0x5410 +#define VKI_TIOCOUTQ 0x5411 + +#define VKI_TIOCGWINSZ 0x5413 +#define VKI_TIOCSWINSZ 0x5414 +#define VKI_TIOCMGET 0x5415 +#define VKI_TIOCMBIS 0x5416 +#define VKI_TIOCMBIC 0x5417 +#define VKI_TIOCMSET 0x5418 + +#define VKI_FIONREAD 0x541B +#define VKI_TIOCLINUX 0x541C + +#define VKI_FIONBIO 0x5421 + +#define VKI_TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */ + +#define VKI_TIOCGPTN _VKI_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ +#define VKI_TIOCSPTLCK _VKI_IOW('T',0x31, int) /* Lock/unlock Pty */ + +#define VKI_FIOASYNC 0x5452 + +#define VKI_TIOCSERGETLSR 0x5459 /* Get line status register */ + +#define VKI_TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */ + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/poll.h +//---------------------------------------------------------------------- + +struct vki_pollfd { + int fd; + short events; + short revents; +}; + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/ptrace.h +//---------------------------------------------------------------------- +#define VKI_NUM_GPRS 16 +#define VKI_NUM_FPRS 16 +#define VKI_NUM_CRS 16 +#define VKI_NUM_ACRS 16 + +typedef union +{ + float f; + double d; + __vki_u64 ui; + struct + { + __vki_u32 hi; + __vki_u32 lo; + } fp; +} vki_freg_t; + +typedef struct +{ + __vki_u32 fpc; + vki_freg_t fprs[VKI_NUM_FPRS]; +} vki_s390_fp_regs; + +typedef struct +{ + unsigned long mask; + unsigned long addr; +} __attribute__ ((aligned(8))) vki_psw_t; + +typedef struct +{ + vki_psw_t psw; + unsigned long gprs[VKI_NUM_GPRS]; + unsigned int acrs[VKI_NUM_ACRS]; + unsigned long orig_gpr2; +} vki_s390_regs; + +/* + * Now for the program event recording (trace) definitions. + */ +typedef struct +{ + unsigned long cr[3]; +} vki_per_cr_words; + +typedef struct +{ +#ifdef VGA_s390x + unsigned : 32; +#endif /* VGA_s390x */ + unsigned em_branching : 1; + unsigned em_instruction_fetch : 1; + /* + * Switching on storage alteration automatically fixes + * the storage alteration event bit in the users std. + */ + unsigned em_storage_alteration : 1; + unsigned em_gpr_alt_unused : 1; + unsigned em_store_real_address : 1; + unsigned : 3; + unsigned branch_addr_ctl : 1; + unsigned : 1; + unsigned storage_alt_space_ctl : 1; + unsigned : 21; + unsigned long starting_addr; + unsigned long ending_addr; +} vki_per_cr_bits; + +typedef struct +{ + unsigned short perc_atmid; + unsigned long address; + unsigned char access_id; +} vki_per_lowcore_words; + +typedef struct +{ + unsigned perc_branching : 1; + unsigned perc_instruction_fetch : 1; + unsigned perc_storage_alteration : 1; + unsigned perc_gpr_alt_unused : 1; + unsigned perc_store_real_address : 1; + unsigned : 3; + unsigned atmid_psw_bit_31 : 1; + unsigned atmid_validity_bit : 1; + unsigned atmid_psw_bit_32 : 1; + unsigned atmid_psw_bit_5 : 1; + unsigned atmid_psw_bit_16 : 1; + unsigned atmid_psw_bit_17 : 1; + unsigned si : 2; + unsigned long address; + unsigned : 4; + unsigned access_id : 4; +} vki_per_lowcore_bits; + +typedef struct +{ + union { + vki_per_cr_words words; + vki_per_cr_bits bits; + } control_regs; + /* + * Use these flags instead of setting em_instruction_fetch + * directly they are used so that single stepping can be + * switched on & off while not affecting other tracing + */ + unsigned single_step : 1; + unsigned instruction_fetch : 1; + unsigned : 30; + /* + * These addresses are copied into cr10 & cr11 if single + * stepping is switched off + */ + unsigned long starting_addr; + unsigned long ending_addr; + union { + vki_per_lowcore_words words; + vki_per_lowcore_bits bits; + } lowcore; +} vki_per_struct; + +/* + * The user_regs_struct defines the way the user registers are + * store on the stack for signal handling. + */ +struct vki_user_regs_struct +{ + vki_psw_t psw; + unsigned long gprs[VKI_NUM_GPRS]; + unsigned int acrs[VKI_NUM_ACRS]; + unsigned long orig_gpr2; + vki_s390_fp_regs fp_regs; + /* + * These per registers are in here so that gdb can modify them + * itself as there is no "official" ptrace interface for hardware + * watchpoints. This is the way intel does it. + */ + vki_per_struct per_info; + unsigned long ieee_instruction_pointer; + /* Used to give failing instruction back to user for ieee exceptions */ +}; + +typedef struct +{ + unsigned int vki_len; + unsigned long vki_kernel_addr; + unsigned long vki_process_addr; +} vki_ptrace_area; + +/* + * S/390 specific non posix ptrace requests + */ +#define VKI_PTRACE_PEEKUSR_AREA 0x5000 +#define VKI_PTRACE_POKEUSR_AREA 0x5001 + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/elf.h +//---------------------------------------------------------------------- + +typedef vki_s390_fp_regs vki_elf_fpregset_t; +typedef vki_s390_regs vki_elf_gregset_t; + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/ucontext.h +//---------------------------------------------------------------------- + +struct vki_ucontext { + unsigned long uc_flags; + struct vki_ucontext *uc_link; + vki_stack_t uc_stack; + _vki_sigregs uc_mcontext; + vki_sigset_t uc_sigmask; /* mask last for extensibility */ +}; + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/ipcbuf.h +//---------------------------------------------------------------------- + +struct vki_ipc64_perm +{ + __vki_kernel_key_t key; + __vki_kernel_uid32_t uid; + __vki_kernel_gid32_t gid; + __vki_kernel_uid32_t cuid; + __vki_kernel_gid32_t cgid; + __vki_kernel_mode_t mode; + unsigned short __pad1; + unsigned short seq; +#ifndef VGA_s390x + unsigned short __pad2; +#endif /* ! VGA_s390x */ + unsigned long __unused1; + unsigned long __unused2; +}; + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/sembuf.h +//---------------------------------------------------------------------- + +struct vki_semid64_ds { + struct vki_ipc64_perm sem_perm; /* permissions .. see ipc.h */ + __vki_kernel_time_t sem_otime; /* last semop time */ +#ifndef VGA_s390x + unsigned long __unused1; +#endif /* ! VGA_s390x */ + __vki_kernel_time_t sem_ctime; /* last change time */ +#ifndef VGA_s390x + unsigned long __unused2; +#endif /* ! VGA_s390x */ + unsigned long sem_nsems; /* no. of semaphores in array */ + unsigned long __unused3; + unsigned long __unused4; +}; + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/msgbuf.h +//---------------------------------------------------------------------- + +struct vki_msqid64_ds { + struct vki_ipc64_perm msg_perm; + __vki_kernel_time_t msg_stime; /* last msgsnd time */ +#ifndef VGA_s390x + unsigned long __unused1; +#endif /* ! VGA_s390x */ + __vki_kernel_time_t msg_rtime; /* last msgrcv time */ +#ifndef VGA_s390x + unsigned long __unused2; +#endif /* ! VGA_s390x */ + __vki_kernel_time_t msg_ctime; /* last change time */ +#ifndef VGA_s390x + unsigned long __unused3; +#endif /* ! VGA_s390x */ + unsigned long msg_cbytes; /* current number of bytes on queue */ + unsigned long msg_qnum; /* number of messages in queue */ + unsigned long msg_qbytes; /* max number of bytes on queue */ + __vki_kernel_pid_t msg_lspid; /* pid of last msgsnd */ + __vki_kernel_pid_t msg_lrpid; /* last receive pid */ + unsigned long __unused4; + unsigned long __unused5; +}; + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/ipc.h +//---------------------------------------------------------------------- + +struct vki_ipc_kludge { + struct vki_msgbuf __user *msgp; + long msgtyp; +}; + +#define VKI_SEMOP 1 +#define VKI_SEMGET 2 +#define VKI_SEMCTL 3 +#define VKI_SEMTIMEDOP 4 +#define VKI_MSGSND 11 +#define VKI_MSGRCV 12 +#define VKI_MSGGET 13 +#define VKI_MSGCTL 14 +#define VKI_SHMAT 21 +#define VKI_SHMDT 22 +#define VKI_SHMGET 23 +#define VKI_SHMCTL 24 + + +//---------------------------------------------------------------------- +// From linux-2.6.16.60/include/asm-s390/shmbuf.h +//---------------------------------------------------------------------- + +struct vki_shmid64_ds { + struct vki_ipc64_perm shm_perm; /* operation perms */ + vki_size_t shm_segsz; /* size of segment (bytes) */ + __vki_kernel_time_t shm_atime; /* last attach time */ +#ifndef VGA_s390x + unsigned long __unused1; +#endif /* ! VGA_s390x */ + __vki_kernel_time_t shm_dtime; /* last detach time */ +#ifndef VGA_s390x + unsigned long __unused2; +#endif /* ! VGA_s390x */ + __vki_kernel_time_t shm_ctime; /* last change time */ +#ifndef VGA_s390x + unsigned long __unused3; +#endif /* ! VGA_s390x */ + __vki_kernel_pid_t shm_cpid; /* pid of creator */ + __vki_kernel_pid_t shm_lpid; /* pid of last operator */ + unsigned long shm_nattch; /* no. of current attaches */ + unsigned long __unused4; + unsigned long __unused5; +}; + +struct vki_shminfo64 { + unsigned long shmmax; + unsigned long shmmin; + unsigned long shmmni; + unsigned long shmseg; + unsigned long shmall; + unsigned long __unused1; + unsigned long __unused2; + unsigned long __unused3; + unsigned long __unused4; +}; + + +//---------------------------------------------------------------------- +// The following are defined in the VKI namespace but are nowhere found +// in the linux headers. +//---------------------------------------------------------------------- +#define VKI_BIG_ENDIAN 1 +#define VKI_MAX_PAGE_SHIFT VKI_PAGE_SHIFT +#define VKI_MAX_PAGE_SIZE VKI_PAGE_SIZE + +//---------------------------------------------------------------------- +// From linux-2.6.35.4/arch/s390x/include/asm/shmparam.h +//---------------------------------------------------------------------- + +#define VKI_SHMLBA VKI_PAGE_SIZE + +/* If a system call returns a value >= VKI_MAX_ERRNO then that is considered + an error condition. I.e. the system call failed. */ +#define VKI_MAX_ERRNO -125 + +#endif // __VKI_S390X_LINUX_H + +/*--------------------------------------------------------------------*/ +/*--- end ---*/ +/*--------------------------------------------------------------------*/ |