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 20/* asm/sigcontext.h */ 21typedef union 22{ 23 __u64 d; 24 __u32 f; 25} freg_t32; 26 27typedef struct 28{ 29 unsigned int fpc; 30 unsigned int pad; 31 freg_t32 fprs[__NUM_FPRS]; 32} _s390_fp_regs32; 33 34typedef struct 35{ 36 __u32 mask; 37 __u32 addr; 38} _psw_t32 __attribute__ ((aligned(8))); 39 40typedef struct 41{ 42 _psw_t32 psw; 43 __u32 gprs[__NUM_GPRS]; 44 __u32 acrs[__NUM_ACRS]; 45} _s390_regs_common32; 46 47typedef struct 48{ 49 _s390_regs_common32 regs; 50 _s390_fp_regs32 fpregs; 51} _sigregs32; 52 53typedef struct 54{ 55 __u32 gprs_high[__NUM_GPRS]; 56 __u64 vxrs_low[__NUM_VXRS_LOW]; 57 __vector128 vxrs_high[__NUM_VXRS_HIGH]; 58 __u8 __reserved[128]; 59} _sigregs_ext32; 60 61#define _SIGCONTEXT_NSIG32 64 62#define _SIGCONTEXT_NSIG_BPW32 32 63#define __SIGNAL_FRAMESIZE32 96 64#define _SIGMASK_COPY_SIZE32 (sizeof(u32)*2) 65 66struct sigcontext32 67{ 68 __u32 oldmask[_COMPAT_NSIG_WORDS]; 69 __u32 sregs; /* pointer */ 70}; 71 72/* asm/signal.h */ 73 74/* asm/ucontext.h */ 75struct ucontext32 { 76 __u32 uc_flags; 77 __u32 uc_link; /* pointer */ 78 compat_stack_t uc_stack; 79 _sigregs32 uc_mcontext; 80 compat_sigset_t uc_sigmask; 81 /* Allow for uc_sigmask growth. Glibc uses a 1024-bit sigset_t. */ 82 unsigned char __unused[128 - sizeof(compat_sigset_t)]; 83 _sigregs_ext32 uc_mcontext_ext; 84}; 85 86struct stat64_emu31; 87struct mmap_arg_struct_emu31; 88struct fadvise64_64_args; 89 90long compat_sys_s390_chown16(const char __user *filename, u16 user, u16 group); 91long compat_sys_s390_lchown16(const char __user *filename, u16 user, u16 group); 92long compat_sys_s390_fchown16(unsigned int fd, u16 user, u16 group); 93long compat_sys_s390_setregid16(u16 rgid, u16 egid); 94long compat_sys_s390_setgid16(u16 gid); 95long compat_sys_s390_setreuid16(u16 ruid, u16 euid); 96long compat_sys_s390_setuid16(u16 uid); 97long compat_sys_s390_setresuid16(u16 ruid, u16 euid, u16 suid); 98long compat_sys_s390_getresuid16(u16 __user *ruid, u16 __user *euid, u16 __user *suid); 99long compat_sys_s390_setresgid16(u16 rgid, u16 egid, u16 sgid); 100long compat_sys_s390_getresgid16(u16 __user *rgid, u16 __user *egid, u16 __user *sgid); 101long compat_sys_s390_setfsuid16(u16 uid); 102long compat_sys_s390_setfsgid16(u16 gid); 103long compat_sys_s390_getgroups16(int gidsetsize, u16 __user *grouplist); 104long compat_sys_s390_setgroups16(int gidsetsize, u16 __user *grouplist); 105long compat_sys_s390_getuid16(void); 106long compat_sys_s390_geteuid16(void); 107long compat_sys_s390_getgid16(void); 108long compat_sys_s390_getegid16(void); 109long compat_sys_s390_truncate64(const char __user *path, u32 high, u32 low); 110long compat_sys_s390_ftruncate64(unsigned int fd, u32 high, u32 low); 111long compat_sys_s390_pread64(unsigned int fd, char __user *ubuf, compat_size_t count, u32 high, u32 low); 112long compat_sys_s390_pwrite64(unsigned int fd, const char __user *ubuf, compat_size_t count, u32 high, u32 low); 113long compat_sys_s390_readahead(int fd, u32 high, u32 low, s32 count); 114long compat_sys_s390_stat64(const char __user *filename, struct stat64_emu31 __user *statbuf); 115long compat_sys_s390_lstat64(const char __user *filename, struct stat64_emu31 __user *statbuf); 116long compat_sys_s390_fstat64(unsigned int fd, struct stat64_emu31 __user *statbuf); 117long compat_sys_s390_fstatat64(unsigned int dfd, const char __user *filename, struct stat64_emu31 __user *statbuf, int flag); 118long compat_sys_s390_old_mmap(struct mmap_arg_struct_emu31 __user *arg); 119long compat_sys_s390_mmap2(struct mmap_arg_struct_emu31 __user *arg); 120long compat_sys_s390_read(unsigned int fd, char __user * buf, compat_size_t count); 121long compat_sys_s390_write(unsigned int fd, const char __user * buf, compat_size_t count); 122long compat_sys_s390_fadvise64(int fd, u32 high, u32 low, compat_size_t len, int advise); 123long compat_sys_s390_fadvise64_64(struct fadvise64_64_args __user *args); 124long compat_sys_s390_sync_file_range(int fd, u32 offhigh, u32 offlow, u32 nhigh, u32 nlow, unsigned int flags); 125long compat_sys_s390_fallocate(int fd, int mode, u32 offhigh, u32 offlow, u32 lenhigh, u32 lenlow); 126long compat_sys_sigreturn(void); 127long compat_sys_rt_sigreturn(void); 128 129#endif /* _ASM_S390X_S390_H */ 130