1#ifndef _ASM_S390X_S390_H 2#define _ASM_S390X_S390_H 3 4#include <linux/compat.h> 5#include <linux/socket.h> 6#include <linux/syscalls.h> 7 8/* Macro that masks the high order bit of an 32 bit pointer and converts it*/ 9/* to a 64 bit pointer */ 10#define A(__x) ((unsigned long)((__x) & 0x7FFFFFFFUL)) 11#define AA(__x) \ 12 ((unsigned long)(__x)) 13 14/* Now 32bit compatibility types */ 15struct ipc_kludge_32 { 16 __u32 msgp; /* pointer */ 17 __s32 msgtyp; 18}; 19 20struct old_sigaction32 { 21 __u32 sa_handler; /* Really a pointer, but need to deal with 32 bits */ 22 compat_old_sigset_t sa_mask; /* A 32 bit mask */ 23 __u32 sa_flags; 24 __u32 sa_restorer; /* Another 32 bit pointer */ 25}; 26 27typedef struct compat_siginfo { 28 int si_signo; 29 int si_errno; 30 int si_code; 31 32 union { 33 int _pad[((128/sizeof(int)) - 3)]; 34 35 /* kill() */ 36 struct { 37 pid_t _pid; /* sender's pid */ 38 uid_t _uid; /* sender's uid */ 39 } _kill; 40 41 /* POSIX.1b timers */ 42 struct { 43 compat_timer_t _tid; /* timer id */ 44 int _overrun; /* overrun count */ 45 compat_sigval_t _sigval; /* same as below */ 46 int _sys_private; /* not to be passed to user */ 47 } _timer; 48 49 /* POSIX.1b signals */ 50 struct { 51 pid_t _pid; /* sender's pid */ 52 uid_t _uid; /* sender's uid */ 53 compat_sigval_t _sigval; 54 } _rt; 55 56 /* SIGCHLD */ 57 struct { 58 pid_t _pid; /* which child */ 59 uid_t _uid; /* sender's uid */ 60 int _status;/* exit code */ 61 compat_clock_t _utime; 62 compat_clock_t _stime; 63 } _sigchld; 64 65 /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */ 66 struct { 67 __u32 _addr; /* faulting insn/memory ref. - pointer */ 68 } _sigfault; 69 70 /* SIGPOLL */ 71 struct { 72 int _band; /* POLL_IN, POLL_OUT, POLL_MSG */ 73 int _fd; 74 } _sigpoll; 75 } _sifields; 76} compat_siginfo_t; 77 78/* 79 * How these fields are to be accessed. 80 */ 81#define si_pid _sifields._kill._pid 82#define si_uid _sifields._kill._uid 83#define si_status _sifields._sigchld._status 84#define si_utime _sifields._sigchld._utime 85#define si_stime _sifields._sigchld._stime 86#define si_value _sifields._rt._sigval 87#define si_int _sifields._rt._sigval.sival_int 88#define si_ptr _sifields._rt._sigval.sival_ptr 89#define si_addr _sifields._sigfault._addr 90#define si_band _sifields._sigpoll._band 91#define si_fd _sifields._sigpoll._fd 92#define si_tid _sifields._timer._tid 93#define si_overrun _sifields._timer._overrun 94 95/* asm/sigcontext.h */ 96typedef union 97{ 98 __u64 d; 99 __u32 f; 100} freg_t32; 101 102typedef struct 103{ 104 unsigned int fpc; 105 freg_t32 fprs[__NUM_FPRS]; 106} _s390_fp_regs32; 107 108typedef struct 109{ 110 __u32 mask; 111 __u32 addr; 112} _psw_t32 __attribute__ ((aligned(8))); 113 114typedef struct 115{ 116 _psw_t32 psw; 117 __u32 gprs[__NUM_GPRS]; 118 __u32 acrs[__NUM_ACRS]; 119} _s390_regs_common32; 120 121typedef struct 122{ 123 _s390_regs_common32 regs; 124 _s390_fp_regs32 fpregs; 125} _sigregs32; 126 127#define _SIGCONTEXT_NSIG32 64 128#define _SIGCONTEXT_NSIG_BPW32 32 129#define __SIGNAL_FRAMESIZE32 96 130#define _SIGMASK_COPY_SIZE32 (sizeof(u32)*2) 131 132struct sigcontext32 133{ 134 __u32 oldmask[_COMPAT_NSIG_WORDS]; 135 __u32 sregs; /* pointer */ 136}; 137 138/* asm/signal.h */ 139struct sigaction32 { 140 __u32 sa_handler; /* pointer */ 141 __u32 sa_flags; 142 __u32 sa_restorer; /* pointer */ 143 compat_sigset_t sa_mask; /* mask last for extensibility */ 144}; 145 146typedef struct { 147 __u32 ss_sp; /* pointer */ 148 int ss_flags; 149 compat_size_t ss_size; 150} stack_t32; 151 152/* asm/ucontext.h */ 153struct ucontext32 { 154 __u32 uc_flags; 155 __u32 uc_link; /* pointer */ 156 stack_t32 uc_stack; 157 _sigregs32 uc_mcontext; 158 compat_sigset_t uc_sigmask; /* mask last for extensibility */ 159}; 160 161struct stat64_emu31; 162struct mmap_arg_struct_emu31; 163struct fadvise64_64_args; 164struct old_sigaction32; 165struct old_sigaction32; 166 167long sys32_chown16(const char __user * filename, u16 user, u16 group); 168long sys32_lchown16(const char __user * filename, u16 user, u16 group); 169long sys32_fchown16(unsigned int fd, u16 user, u16 group); 170long sys32_setregid16(u16 rgid, u16 egid); 171long sys32_setgid16(u16 gid); 172long sys32_setreuid16(u16 ruid, u16 euid); 173long sys32_setuid16(u16 uid); 174long sys32_setresuid16(u16 ruid, u16 euid, u16 suid); 175long sys32_getresuid16(u16 __user *ruid, u16 __user *euid, u16 __user *suid); 176long sys32_setresgid16(u16 rgid, u16 egid, u16 sgid); 177long sys32_getresgid16(u16 __user *rgid, u16 __user *egid, u16 __user *sgid); 178long sys32_setfsuid16(u16 uid); 179long sys32_setfsgid16(u16 gid); 180long sys32_getgroups16(int gidsetsize, u16 __user *grouplist); 181long sys32_setgroups16(int gidsetsize, u16 __user *grouplist); 182long sys32_getuid16(void); 183long sys32_geteuid16(void); 184long sys32_getgid16(void); 185long sys32_getegid16(void); 186long sys32_ipc(u32 call, int first, int second, int third, u32 ptr); 187long sys32_truncate64(const char __user * path, unsigned long high, 188 unsigned long low); 189long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned long low); 190long sys32_sched_rr_get_interval(compat_pid_t pid, 191 struct compat_timespec __user *interval); 192long sys32_rt_sigprocmask(int how, compat_sigset_t __user *set, 193 compat_sigset_t __user *oset, size_t sigsetsize); 194long sys32_rt_sigpending(compat_sigset_t __user *set, size_t sigsetsize); 195long sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *uinfo); 196long sys32_execve(const char __user *name, compat_uptr_t __user *argv, 197 compat_uptr_t __user *envp); 198long sys32_init_module(void __user *umod, unsigned long len, 199 const char __user *uargs); 200long sys32_delete_module(const char __user *name_user, unsigned int flags); 201long sys32_pread64(unsigned int fd, char __user *ubuf, size_t count, 202 u32 poshi, u32 poslo); 203long sys32_pwrite64(unsigned int fd, const char __user *ubuf, 204 size_t count, u32 poshi, u32 poslo); 205compat_ssize_t sys32_readahead(int fd, u32 offhi, u32 offlo, s32 count); 206long sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset, 207 size_t count); 208long sys32_sendfile64(int out_fd, int in_fd, compat_loff_t __user *offset, 209 s32 count); 210long sys32_stat64(const char __user * filename, struct stat64_emu31 __user * statbuf); 211long sys32_lstat64(const char __user * filename, 212 struct stat64_emu31 __user * statbuf); 213long sys32_fstat64(unsigned long fd, struct stat64_emu31 __user * statbuf); 214long sys32_fstatat64(unsigned int dfd, const char __user *filename, 215 struct stat64_emu31 __user* statbuf, int flag); 216unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg); 217long sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg); 218long sys32_read(unsigned int fd, char __user * buf, size_t count); 219long sys32_write(unsigned int fd, const char __user * buf, size_t count); 220long sys32_fadvise64(int fd, loff_t offset, size_t len, int advise); 221long sys32_fadvise64_64(struct fadvise64_64_args __user *args); 222long sys32_sigaction(int sig, const struct old_sigaction32 __user *act, 223 struct old_sigaction32 __user *oact); 224long sys32_rt_sigaction(int sig, const struct sigaction32 __user *act, 225 struct sigaction32 __user *oact, size_t sigsetsize); 226long sys32_sigaltstack(const stack_t32 __user *uss, stack_t32 __user *uoss); 227#endif /* _ASM_S390X_S390_H */ 228