/*--------------------------------------------------------------------*/
/*--- s390x/Linux-specific kernel interface. vki-s390x-linux.h ---*/
/*--------------------------------------------------------------------*/
/*
This file is part of Valgrind, a dynamic binary instrumentation
framework.
Copyright IBM Corp. 2010-2017
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, see .
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;
// Yes, the reserved field is really glibc specific. The kernel
// doesn't have it and uses an unsigned long for sa_flags.
// The glibc and the kernel agreed this is fine and the
// __glibc_reserved0 field can be undefined.
// See https://sourceware.org/ml/libc-alpha/2014-09/msg00161.html
int __glibc_reserved0;
int 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_SHARED 0x0001 /* Share changes */
#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_O_NONBLOCK 00004000
#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_F_SETOWN_EX 15
#define VKI_F_GETOWN_EX 16
#define VKI_F_OFD_GETLK 36
#define VKI_F_OFD_SETLK 37
#define VKI_F_OFD_SETLKW 38
#define VKI_F_OWNER_TID 0
#define VKI_F_OWNER_PID 1
#define VKI_F_OWNER_PGRP 2
struct vki_f_owner_ex {
int type;
__vki_kernel_pid_t pid;
};
#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
#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
#define VKI_SO_ATTACH_FILTER 26
//----------------------------------------------------------------------
// From linux-2.6.16.60/include/asm-s390/sockios.h
//----------------------------------------------------------------------
#define VKI_SIOCSPGRP 0x8902
#define VKI_SIOCGPGRP 0x8904
#define VKI_SIOCATMARK 0x8905
#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 __unused0[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_TIOCNOTTY 0x5422
#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_FIONCLEX 0x5450
#define VKI_FIOCLEX 0x5451
#define VKI_FIOASYNC 0x5452
#define VKI_TIOCSERGETLSR 0x5459 /* Get line status register */
#define VKI_TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */
//----------------------------------------------------------------------
// From linux-2.6.39-rc2/arch/s390/include/asm/ioctls.h
//----------------------------------------------------------------------
#define VKI_FIOQSIZE 0x545E
//----------------------------------------------------------------------
// From linux-2.6.16.60/include/asm-s390/poll.h
//----------------------------------------------------------------------
struct vki_pollfd {
int fd;
short events;
short revents;
};
#define VKI_POLLIN 0x0001
//----------------------------------------------------------------------
// 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-3.18/include/asm-s390/elf.h
//----------------------------------------------------------------------
typedef vki_s390_fp_regs vki_elf_fpregset_t;
typedef vki_s390_regs vki_elf_gregset_t;
#define VKI_HWCAP_S390_TE 1024
#define VKI_HWCAP_S390_VXRS 2048
#define VKI_HWCAP_S390_VXRS_EXT 8192
//----------------------------------------------------------------------
// 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 */
};
typedef char vki_modify_ldt_t;
//----------------------------------------------------------------------
// 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
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-generic/errno.h
//----------------------------------------------------------------------
#define VKI_ENOSYS 38 /* Function not implemented */
#define VKI_EOVERFLOW 75 /* Value too large for defined data type */
//----------------------------------------------------------------------
// From linux-3.19.0/include/uapi/asm-generic/ioctls.h
//----------------------------------------------------------------------
#define VKI_TIOCGSERIAL 0x541E
#define VKI_TIOCSSERIAL 0x541F
#endif // __VKI_S390X_LINUX_H
/*--------------------------------------------------------------------*/
/*--- end ---*/
/*--------------------------------------------------------------------*/