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 */ 15 struct ipc_kludge_32 { 16 __u32 msgp; /* pointer */ 17 __s32 msgtyp; 18 }; 19 20 struct 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 27 /* asm/sigcontext.h */ 28 typedef union 29 { 30 __u64 d; 31 __u32 f; 32 } freg_t32; 33 34 typedef struct 35 { 36 unsigned int fpc; 37 freg_t32 fprs[__NUM_FPRS]; 38 } _s390_fp_regs32; 39 40 typedef struct 41 { 42 __u32 mask; 43 __u32 addr; 44 } _psw_t32 __attribute__ ((aligned(8))); 45 46 typedef struct 47 { 48 _psw_t32 psw; 49 __u32 gprs[__NUM_GPRS]; 50 __u32 acrs[__NUM_ACRS]; 51 } _s390_regs_common32; 52 53 typedef struct 54 { 55 _s390_regs_common32 regs; 56 _s390_fp_regs32 fpregs; 57 } _sigregs32; 58 59 #define _SIGCONTEXT_NSIG32 64 60 #define _SIGCONTEXT_NSIG_BPW32 32 61 #define __SIGNAL_FRAMESIZE32 96 62 #define _SIGMASK_COPY_SIZE32 (sizeof(u32)*2) 63 64 struct sigcontext32 65 { 66 __u32 oldmask[_COMPAT_NSIG_WORDS]; 67 __u32 sregs; /* pointer */ 68 }; 69 70 /* asm/signal.h */ 71 struct sigaction32 { 72 __u32 sa_handler; /* pointer */ 73 __u32 sa_flags; 74 __u32 sa_restorer; /* pointer */ 75 compat_sigset_t sa_mask; /* mask last for extensibility */ 76 }; 77 78 typedef struct { 79 __u32 ss_sp; /* pointer */ 80 int ss_flags; 81 compat_size_t ss_size; 82 } stack_t32; 83 84 /* asm/ucontext.h */ 85 struct ucontext32 { 86 __u32 uc_flags; 87 __u32 uc_link; /* pointer */ 88 stack_t32 uc_stack; 89 _sigregs32 uc_mcontext; 90 compat_sigset_t uc_sigmask; /* mask last for extensibility */ 91 }; 92 93 struct stat64_emu31; 94 struct mmap_arg_struct_emu31; 95 struct fadvise64_64_args; 96 struct old_sigaction32; 97 struct old_sigaction32; 98 99 long sys32_chown16(const char __user * filename, u16 user, u16 group); 100 long sys32_lchown16(const char __user * filename, u16 user, u16 group); 101 long sys32_fchown16(unsigned int fd, u16 user, u16 group); 102 long sys32_setregid16(u16 rgid, u16 egid); 103 long sys32_setgid16(u16 gid); 104 long sys32_setreuid16(u16 ruid, u16 euid); 105 long sys32_setuid16(u16 uid); 106 long sys32_setresuid16(u16 ruid, u16 euid, u16 suid); 107 long sys32_getresuid16(u16 __user *ruid, u16 __user *euid, u16 __user *suid); 108 long sys32_setresgid16(u16 rgid, u16 egid, u16 sgid); 109 long sys32_getresgid16(u16 __user *rgid, u16 __user *egid, u16 __user *sgid); 110 long sys32_setfsuid16(u16 uid); 111 long sys32_setfsgid16(u16 gid); 112 long sys32_getgroups16(int gidsetsize, u16 __user *grouplist); 113 long sys32_setgroups16(int gidsetsize, u16 __user *grouplist); 114 long sys32_getuid16(void); 115 long sys32_geteuid16(void); 116 long sys32_getgid16(void); 117 long sys32_getegid16(void); 118 long sys32_ipc(u32 call, int first, int second, int third, u32 ptr); 119 long sys32_truncate64(const char __user * path, unsigned long high, 120 unsigned long low); 121 long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned long low); 122 long sys32_sched_rr_get_interval(compat_pid_t pid, 123 struct compat_timespec __user *interval); 124 long sys32_rt_sigprocmask(int how, compat_sigset_t __user *set, 125 compat_sigset_t __user *oset, size_t sigsetsize); 126 long sys32_rt_sigpending(compat_sigset_t __user *set, size_t sigsetsize); 127 long sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *uinfo); 128 long sys32_init_module(void __user *umod, unsigned long len, 129 const char __user *uargs); 130 long sys32_delete_module(const char __user *name_user, unsigned int flags); 131 long sys32_pread64(unsigned int fd, char __user *ubuf, size_t count, 132 u32 poshi, u32 poslo); 133 long sys32_pwrite64(unsigned int fd, const char __user *ubuf, 134 size_t count, u32 poshi, u32 poslo); 135 compat_ssize_t sys32_readahead(int fd, u32 offhi, u32 offlo, s32 count); 136 long sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset, 137 size_t count); 138 long sys32_sendfile64(int out_fd, int in_fd, compat_loff_t __user *offset, 139 s32 count); 140 long sys32_stat64(const char __user * filename, struct stat64_emu31 __user * statbuf); 141 long sys32_lstat64(const char __user * filename, 142 struct stat64_emu31 __user * statbuf); 143 long sys32_fstat64(unsigned long fd, struct stat64_emu31 __user * statbuf); 144 long sys32_fstatat64(unsigned int dfd, const char __user *filename, 145 struct stat64_emu31 __user* statbuf, int flag); 146 unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg); 147 long sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg); 148 long sys32_read(unsigned int fd, char __user * buf, size_t count); 149 long sys32_write(unsigned int fd, const char __user * buf, size_t count); 150 long sys32_fadvise64(int fd, loff_t offset, size_t len, int advise); 151 long sys32_fadvise64_64(struct fadvise64_64_args __user *args); 152 long sys32_sigaction(int sig, const struct old_sigaction32 __user *act, 153 struct old_sigaction32 __user *oact); 154 long sys32_rt_sigaction(int sig, const struct sigaction32 __user *act, 155 struct sigaction32 __user *oact, size_t sigsetsize); 156 long sys32_sigaltstack(const stack_t32 __user *uss, stack_t32 __user *uoss); 157 #endif /* _ASM_S390X_S390_H */ 158