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 /* asm/sigcontext.h */ 21 typedef union 22 { 23 __u64 d; 24 __u32 f; 25 } freg_t32; 26 27 typedef struct 28 { 29 unsigned int fpc; 30 unsigned int pad; 31 freg_t32 fprs[__NUM_FPRS]; 32 } _s390_fp_regs32; 33 34 typedef struct 35 { 36 __u32 mask; 37 __u32 addr; 38 } _psw_t32 __attribute__ ((aligned(8))); 39 40 typedef struct 41 { 42 _psw_t32 psw; 43 __u32 gprs[__NUM_GPRS]; 44 __u32 acrs[__NUM_ACRS]; 45 } _s390_regs_common32; 46 47 typedef struct 48 { 49 _s390_regs_common32 regs; 50 _s390_fp_regs32 fpregs; 51 } _sigregs32; 52 53 #define _SIGCONTEXT_NSIG32 64 54 #define _SIGCONTEXT_NSIG_BPW32 32 55 #define __SIGNAL_FRAMESIZE32 96 56 #define _SIGMASK_COPY_SIZE32 (sizeof(u32)*2) 57 58 struct sigcontext32 59 { 60 __u32 oldmask[_COMPAT_NSIG_WORDS]; 61 __u32 sregs; /* pointer */ 62 }; 63 64 /* asm/signal.h */ 65 66 /* asm/ucontext.h */ 67 struct ucontext32 { 68 __u32 uc_flags; 69 __u32 uc_link; /* pointer */ 70 compat_stack_t uc_stack; 71 _sigregs32 uc_mcontext; 72 compat_sigset_t uc_sigmask; /* mask last for extensibility */ 73 }; 74 75 struct stat64_emu31; 76 struct mmap_arg_struct_emu31; 77 struct fadvise64_64_args; 78 79 long sys32_chown16(const char __user * filename, u16 user, u16 group); 80 long sys32_lchown16(const char __user * filename, u16 user, u16 group); 81 long sys32_fchown16(unsigned int fd, u16 user, u16 group); 82 long sys32_setregid16(u16 rgid, u16 egid); 83 long sys32_setgid16(u16 gid); 84 long sys32_setreuid16(u16 ruid, u16 euid); 85 long sys32_setuid16(u16 uid); 86 long sys32_setresuid16(u16 ruid, u16 euid, u16 suid); 87 long sys32_getresuid16(u16 __user *ruid, u16 __user *euid, u16 __user *suid); 88 long sys32_setresgid16(u16 rgid, u16 egid, u16 sgid); 89 long sys32_getresgid16(u16 __user *rgid, u16 __user *egid, u16 __user *sgid); 90 long sys32_setfsuid16(u16 uid); 91 long sys32_setfsgid16(u16 gid); 92 long sys32_getgroups16(int gidsetsize, u16 __user *grouplist); 93 long sys32_setgroups16(int gidsetsize, u16 __user *grouplist); 94 long sys32_getuid16(void); 95 long sys32_geteuid16(void); 96 long sys32_getgid16(void); 97 long sys32_getegid16(void); 98 long sys32_truncate64(const char __user * path, unsigned long high, 99 unsigned long low); 100 long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned long low); 101 long sys32_init_module(void __user *umod, unsigned long len, 102 const char __user *uargs); 103 long sys32_delete_module(const char __user *name_user, unsigned int flags); 104 long sys32_pread64(unsigned int fd, char __user *ubuf, size_t count, 105 u32 poshi, u32 poslo); 106 long sys32_pwrite64(unsigned int fd, const char __user *ubuf, 107 size_t count, u32 poshi, u32 poslo); 108 compat_ssize_t sys32_readahead(int fd, u32 offhi, u32 offlo, s32 count); 109 long sys32_stat64(const char __user * filename, struct stat64_emu31 __user * statbuf); 110 long sys32_lstat64(const char __user * filename, 111 struct stat64_emu31 __user * statbuf); 112 long sys32_fstat64(unsigned long fd, struct stat64_emu31 __user * statbuf); 113 long sys32_fstatat64(unsigned int dfd, const char __user *filename, 114 struct stat64_emu31 __user* statbuf, int flag); 115 unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg); 116 long sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg); 117 long sys32_read(unsigned int fd, char __user * buf, size_t count); 118 long sys32_write(unsigned int fd, const char __user * buf, size_t count); 119 long sys32_fadvise64(int fd, loff_t offset, size_t len, int advise); 120 long sys32_fadvise64_64(struct fadvise64_64_args __user *args); 121 #endif /* _ASM_S390X_S390_H */ 122