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 #include <linux/nfs_fs.h> 8 #include <linux/sunrpc/svc.h> 9 #include <linux/nfsd/nfsd.h> 10 #include <linux/nfsd/export.h> 11 12 /* Macro that masks the high order bit of an 32 bit pointer and converts it*/ 13 /* to a 64 bit pointer */ 14 #define A(__x) ((unsigned long)((__x) & 0x7FFFFFFFUL)) 15 #define AA(__x) \ 16 ((unsigned long)(__x)) 17 18 /* Now 32bit compatibility types */ 19 struct ipc_kludge_32 { 20 __u32 msgp; /* pointer */ 21 __s32 msgtyp; 22 }; 23 24 struct old_sigaction32 { 25 __u32 sa_handler; /* Really a pointer, but need to deal with 32 bits */ 26 compat_old_sigset_t sa_mask; /* A 32 bit mask */ 27 __u32 sa_flags; 28 __u32 sa_restorer; /* Another 32 bit pointer */ 29 }; 30 31 typedef struct compat_siginfo { 32 int si_signo; 33 int si_errno; 34 int si_code; 35 36 union { 37 int _pad[((128/sizeof(int)) - 3)]; 38 39 /* kill() */ 40 struct { 41 pid_t _pid; /* sender's pid */ 42 uid_t _uid; /* sender's uid */ 43 } _kill; 44 45 /* POSIX.1b timers */ 46 struct { 47 compat_timer_t _tid; /* timer id */ 48 int _overrun; /* overrun count */ 49 compat_sigval_t _sigval; /* same as below */ 50 int _sys_private; /* not to be passed to user */ 51 } _timer; 52 53 /* POSIX.1b signals */ 54 struct { 55 pid_t _pid; /* sender's pid */ 56 uid_t _uid; /* sender's uid */ 57 compat_sigval_t _sigval; 58 } _rt; 59 60 /* SIGCHLD */ 61 struct { 62 pid_t _pid; /* which child */ 63 uid_t _uid; /* sender's uid */ 64 int _status;/* exit code */ 65 compat_clock_t _utime; 66 compat_clock_t _stime; 67 } _sigchld; 68 69 /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */ 70 struct { 71 __u32 _addr; /* faulting insn/memory ref. - pointer */ 72 } _sigfault; 73 74 /* SIGPOLL */ 75 struct { 76 int _band; /* POLL_IN, POLL_OUT, POLL_MSG */ 77 int _fd; 78 } _sigpoll; 79 } _sifields; 80 } compat_siginfo_t; 81 82 /* 83 * How these fields are to be accessed. 84 */ 85 #define si_pid _sifields._kill._pid 86 #define si_uid _sifields._kill._uid 87 #define si_status _sifields._sigchld._status 88 #define si_utime _sifields._sigchld._utime 89 #define si_stime _sifields._sigchld._stime 90 #define si_value _sifields._rt._sigval 91 #define si_int _sifields._rt._sigval.sival_int 92 #define si_ptr _sifields._rt._sigval.sival_ptr 93 #define si_addr _sifields._sigfault._addr 94 #define si_band _sifields._sigpoll._band 95 #define si_fd _sifields._sigpoll._fd 96 #define si_tid _sifields._timer._tid 97 #define si_overrun _sifields._timer._overrun 98 99 /* asm/sigcontext.h */ 100 typedef union 101 { 102 __u64 d; 103 __u32 f; 104 } freg_t32; 105 106 typedef struct 107 { 108 unsigned int fpc; 109 freg_t32 fprs[__NUM_FPRS]; 110 } _s390_fp_regs32; 111 112 typedef struct 113 { 114 __u32 mask; 115 __u32 addr; 116 } _psw_t32 __attribute__ ((aligned(8))); 117 118 typedef struct 119 { 120 _psw_t32 psw; 121 __u32 gprs[__NUM_GPRS]; 122 __u32 acrs[__NUM_ACRS]; 123 } _s390_regs_common32; 124 125 typedef struct 126 { 127 _s390_regs_common32 regs; 128 _s390_fp_regs32 fpregs; 129 } _sigregs32; 130 131 #define _SIGCONTEXT_NSIG32 64 132 #define _SIGCONTEXT_NSIG_BPW32 32 133 #define __SIGNAL_FRAMESIZE32 96 134 #define _SIGMASK_COPY_SIZE32 (sizeof(u32)*2) 135 136 struct sigcontext32 137 { 138 __u32 oldmask[_COMPAT_NSIG_WORDS]; 139 __u32 sregs; /* pointer */ 140 }; 141 142 /* asm/signal.h */ 143 struct sigaction32 { 144 __u32 sa_handler; /* pointer */ 145 __u32 sa_flags; 146 __u32 sa_restorer; /* pointer */ 147 compat_sigset_t sa_mask; /* mask last for extensibility */ 148 }; 149 150 typedef struct { 151 __u32 ss_sp; /* pointer */ 152 int ss_flags; 153 compat_size_t ss_size; 154 } stack_t32; 155 156 /* asm/ucontext.h */ 157 struct ucontext32 { 158 __u32 uc_flags; 159 __u32 uc_link; /* pointer */ 160 stack_t32 uc_stack; 161 _sigregs32 uc_mcontext; 162 compat_sigset_t uc_sigmask; /* mask last for extensibility */ 163 }; 164 165 struct __sysctl_args32; 166 struct stat64_emu31; 167 struct mmap_arg_struct_emu31; 168 struct fadvise64_64_args; 169 struct old_sigaction32; 170 struct old_sigaction32; 171 172 long sys32_chown16(const char __user * filename, u16 user, u16 group); 173 long sys32_lchown16(const char __user * filename, u16 user, u16 group); 174 long sys32_fchown16(unsigned int fd, u16 user, u16 group); 175 long sys32_setregid16(u16 rgid, u16 egid); 176 long sys32_setgid16(u16 gid); 177 long sys32_setreuid16(u16 ruid, u16 euid); 178 long sys32_setuid16(u16 uid); 179 long sys32_setresuid16(u16 ruid, u16 euid, u16 suid); 180 long sys32_getresuid16(u16 __user *ruid, u16 __user *euid, u16 __user *suid); 181 long sys32_setresgid16(u16 rgid, u16 egid, u16 sgid); 182 long sys32_getresgid16(u16 __user *rgid, u16 __user *egid, u16 __user *sgid); 183 long sys32_setfsuid16(u16 uid); 184 long sys32_setfsgid16(u16 gid); 185 long sys32_getgroups16(int gidsetsize, u16 __user *grouplist); 186 long sys32_setgroups16(int gidsetsize, u16 __user *grouplist); 187 long sys32_getuid16(void); 188 long sys32_geteuid16(void); 189 long sys32_getgid16(void); 190 long sys32_getegid16(void); 191 long sys32_ipc(u32 call, int first, int second, int third, u32 ptr); 192 long sys32_truncate64(const char __user * path, unsigned long high, 193 unsigned long low); 194 long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned long low); 195 long sys32_sched_rr_get_interval(compat_pid_t pid, 196 struct compat_timespec __user *interval); 197 long sys32_rt_sigprocmask(int how, compat_sigset_t __user *set, 198 compat_sigset_t __user *oset, size_t sigsetsize); 199 long sys32_rt_sigpending(compat_sigset_t __user *set, size_t sigsetsize); 200 long sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *uinfo); 201 long sys32_execve(void); 202 long sys32_init_module(void __user *umod, unsigned long len, 203 const char __user *uargs); 204 long sys32_delete_module(const char __user *name_user, unsigned int flags); 205 long sys32_gettimeofday(struct compat_timeval __user *tv, 206 struct timezone __user *tz); 207 long sys32_settimeofday(struct compat_timeval __user *tv, 208 struct timezone __user *tz); 209 long sys32_pause(void); 210 long sys32_pread64(unsigned int fd, char __user *ubuf, size_t count, 211 u32 poshi, u32 poslo); 212 long sys32_pwrite64(unsigned int fd, const char __user *ubuf, 213 size_t count, u32 poshi, u32 poslo); 214 compat_ssize_t sys32_readahead(int fd, u32 offhi, u32 offlo, s32 count); 215 long sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset, 216 size_t count); 217 long sys32_sendfile64(int out_fd, int in_fd, compat_loff_t __user *offset, 218 s32 count); 219 long sys32_sysctl(struct __sysctl_args32 __user *args); 220 long sys32_stat64(char __user * filename, struct stat64_emu31 __user * statbuf); 221 long sys32_lstat64(char __user * filename, 222 struct stat64_emu31 __user * statbuf); 223 long sys32_fstat64(unsigned long fd, struct stat64_emu31 __user * statbuf); 224 long sys32_fstatat64(unsigned int dfd, char __user *filename, 225 struct stat64_emu31 __user* statbuf, int flag); 226 unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg); 227 long sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg); 228 long sys32_read(unsigned int fd, char __user * buf, size_t count); 229 long sys32_write(unsigned int fd, char __user * buf, size_t count); 230 long sys32_clone(void); 231 long sys32_fadvise64(int fd, loff_t offset, size_t len, int advise); 232 long sys32_fadvise64_64(struct fadvise64_64_args __user *args); 233 long sys32_sigaction(int sig, const struct old_sigaction32 __user *act, 234 struct old_sigaction32 __user *oact); 235 long sys32_rt_sigaction(int sig, const struct sigaction32 __user *act, 236 struct sigaction32 __user *oact, size_t sigsetsize); 237 long sys32_sigaltstack(const stack_t32 __user *uss, stack_t32 __user *uoss); 238 #endif /* _ASM_S390X_S390_H */ 239