1 #ifndef _ASM_S390X_S390_H
2 #define _ASM_S390X_S390_H
4 #include <linux/compat.h>
5 #include <linux/socket.h>
6 #include <linux/syscalls.h>
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))
12 ((unsigned long)(__x))
14 /* Now 32bit compatibility types */
15 struct ipc_kludge_32 {
16 __u32 msgp; /* pointer */
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 */
24 __u32 sa_restorer; /* Another 32 bit pointer */
27 /* asm/sigcontext.h */
37 freg_t32 fprs[__NUM_FPRS];
44 } _psw_t32 __attribute__ ((aligned(8)));
49 __u32 gprs[__NUM_GPRS];
50 __u32 acrs[__NUM_ACRS];
51 } _s390_regs_common32;
55 _s390_regs_common32 regs;
56 _s390_fp_regs32 fpregs;
59 #define _SIGCONTEXT_NSIG32 64
60 #define _SIGCONTEXT_NSIG_BPW32 32
61 #define __SIGNAL_FRAMESIZE32 96
62 #define _SIGMASK_COPY_SIZE32 (sizeof(u32)*2)
66 __u32 oldmask[_COMPAT_NSIG_WORDS];
67 __u32 sregs; /* pointer */
72 __u32 sa_handler; /* pointer */
74 __u32 sa_restorer; /* pointer */
75 compat_sigset_t sa_mask; /* mask last for extensibility */
79 __u32 ss_sp; /* pointer */
81 compat_size_t ss_size;
87 __u32 uc_link; /* pointer */
89 _sigregs32 uc_mcontext;
90 compat_sigset_t uc_sigmask; /* mask last for extensibility */
94 struct mmap_arg_struct_emu31;
95 struct fadvise64_64_args;
96 struct old_sigaction32;
97 struct old_sigaction32;
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,
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_execve(const char __user *name, compat_uptr_t __user *argv,
129 compat_uptr_t __user *envp);
130 long sys32_init_module(void __user *umod, unsigned long len,
131 const char __user *uargs);
132 long sys32_delete_module(const char __user *name_user, unsigned int flags);
133 long sys32_pread64(unsigned int fd, char __user *ubuf, size_t count,
134 u32 poshi, u32 poslo);
135 long sys32_pwrite64(unsigned int fd, const char __user *ubuf,
136 size_t count, u32 poshi, u32 poslo);
137 compat_ssize_t sys32_readahead(int fd, u32 offhi, u32 offlo, s32 count);
138 long sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset,
140 long sys32_sendfile64(int out_fd, int in_fd, compat_loff_t __user *offset,
142 long sys32_stat64(const char __user * filename, struct stat64_emu31 __user * statbuf);
143 long sys32_lstat64(const char __user * filename,
144 struct stat64_emu31 __user * statbuf);
145 long sys32_fstat64(unsigned long fd, struct stat64_emu31 __user * statbuf);
146 long sys32_fstatat64(unsigned int dfd, const char __user *filename,
147 struct stat64_emu31 __user* statbuf, int flag);
148 unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg);
149 long sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg);
150 long sys32_read(unsigned int fd, char __user * buf, size_t count);
151 long sys32_write(unsigned int fd, const char __user * buf, size_t count);
152 long sys32_fadvise64(int fd, loff_t offset, size_t len, int advise);
153 long sys32_fadvise64_64(struct fadvise64_64_args __user *args);
154 long sys32_sigaction(int sig, const struct old_sigaction32 __user *act,
155 struct old_sigaction32 __user *oact);
156 long sys32_rt_sigaction(int sig, const struct sigaction32 __user *act,
157 struct sigaction32 __user *oact, size_t sigsetsize);
158 long sys32_sigaltstack(const stack_t32 __user *uss, stack_t32 __user *uoss);
159 #endif /* _ASM_S390X_S390_H */