234 lines
5.1 KiB
C
234 lines
5.1 KiB
C
#ifndef _ASM_S390X_COMPAT_H
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#define _ASM_S390X_COMPAT_H
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/*
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* Architecture specific compatibility types
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*/
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#include <linux/types.h>
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#include <linux/sched.h>
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#define PSW32_MASK_PER 0x40000000UL
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#define PSW32_MASK_DAT 0x04000000UL
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#define PSW32_MASK_IO 0x02000000UL
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#define PSW32_MASK_EXT 0x01000000UL
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#define PSW32_MASK_KEY 0x00F00000UL
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#define PSW32_MASK_MCHECK 0x00040000UL
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#define PSW32_MASK_WAIT 0x00020000UL
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#define PSW32_MASK_PSTATE 0x00010000UL
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#define PSW32_MASK_ASC 0x0000C000UL
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#define PSW32_MASK_CC 0x00003000UL
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#define PSW32_MASK_PM 0x00000f00UL
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#define PSW32_ADDR_AMODE31 0x80000000UL
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#define PSW32_ADDR_INSN 0x7FFFFFFFUL
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#define PSW32_BASE_BITS 0x00080000UL
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#define PSW32_ASC_PRIMARY 0x00000000UL
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#define PSW32_ASC_ACCREG 0x00004000UL
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#define PSW32_ASC_SECONDARY 0x00008000UL
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#define PSW32_ASC_HOME 0x0000C000UL
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#define PSW32_MASK_MERGE(CURRENT,NEW) \
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(((CURRENT) & ~(PSW32_MASK_CC|PSW32_MASK_PM)) | \
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((NEW) & (PSW32_MASK_CC|PSW32_MASK_PM)))
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extern long psw32_user_bits;
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#define COMPAT_USER_HZ 100
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typedef u32 compat_size_t;
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typedef s32 compat_ssize_t;
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typedef s32 compat_time_t;
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typedef s32 compat_clock_t;
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typedef s32 compat_pid_t;
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typedef u16 __compat_uid_t;
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typedef u16 __compat_gid_t;
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typedef u32 __compat_uid32_t;
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typedef u32 __compat_gid32_t;
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typedef u16 compat_mode_t;
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typedef u32 compat_ino_t;
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typedef u16 compat_dev_t;
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typedef s32 compat_off_t;
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typedef s64 compat_loff_t;
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typedef u16 compat_nlink_t;
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typedef u16 compat_ipc_pid_t;
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typedef s32 compat_daddr_t;
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typedef u32 compat_caddr_t;
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typedef __kernel_fsid_t compat_fsid_t;
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typedef s32 compat_key_t;
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typedef s32 compat_timer_t;
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typedef s32 compat_int_t;
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typedef s32 compat_long_t;
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typedef s64 compat_s64;
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typedef u32 compat_uint_t;
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typedef u32 compat_ulong_t;
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typedef u64 compat_u64;
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struct compat_timespec {
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compat_time_t tv_sec;
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s32 tv_nsec;
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};
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struct compat_timeval {
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compat_time_t tv_sec;
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s32 tv_usec;
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};
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struct compat_stat {
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compat_dev_t st_dev;
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u16 __pad1;
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compat_ino_t st_ino;
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compat_mode_t st_mode;
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compat_nlink_t st_nlink;
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__compat_uid_t st_uid;
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__compat_gid_t st_gid;
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compat_dev_t st_rdev;
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u16 __pad2;
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u32 st_size;
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u32 st_blksize;
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u32 st_blocks;
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u32 st_atime;
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u32 st_atime_nsec;
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u32 st_mtime;
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u32 st_mtime_nsec;
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u32 st_ctime;
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u32 st_ctime_nsec;
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u32 __unused4;
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u32 __unused5;
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};
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struct compat_flock {
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short l_type;
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short l_whence;
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compat_off_t l_start;
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compat_off_t l_len;
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compat_pid_t l_pid;
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};
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#define F_GETLK64 12
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#define F_SETLK64 13
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#define F_SETLKW64 14
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struct compat_flock64 {
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short l_type;
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short l_whence;
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compat_loff_t l_start;
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compat_loff_t l_len;
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compat_pid_t l_pid;
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};
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struct compat_statfs {
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s32 f_type;
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s32 f_bsize;
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s32 f_blocks;
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s32 f_bfree;
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s32 f_bavail;
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s32 f_files;
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s32 f_ffree;
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compat_fsid_t f_fsid;
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s32 f_namelen;
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s32 f_frsize;
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s32 f_spare[6];
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};
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#define COMPAT_RLIM_OLD_INFINITY 0x7fffffff
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#define COMPAT_RLIM_INFINITY 0xffffffff
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typedef u32 compat_old_sigset_t; /* at least 32 bits */
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#define _COMPAT_NSIG 64
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#define _COMPAT_NSIG_BPW 32
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typedef u32 compat_sigset_word;
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#define COMPAT_OFF_T_MAX 0x7fffffff
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#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
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/*
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* A pointer passed in from user mode. This should not
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* be used for syscall parameters, just declare them
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* as pointers because the syscall entry code will have
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* appropriately converted them already.
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*/
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typedef u32 compat_uptr_t;
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static inline void __user *compat_ptr(compat_uptr_t uptr)
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{
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return (void __user *)(unsigned long)(uptr & 0x7fffffffUL);
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}
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static inline compat_uptr_t ptr_to_compat(void __user *uptr)
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{
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return (u32)(unsigned long)uptr;
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}
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static inline void __user *compat_alloc_user_space(long len)
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{
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unsigned long stack;
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stack = KSTK_ESP(current);
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if (test_thread_flag(TIF_31BIT))
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stack &= 0x7fffffffUL;
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return (void __user *) (stack - len);
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}
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struct compat_ipc64_perm {
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compat_key_t key;
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__compat_uid32_t uid;
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__compat_gid32_t gid;
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__compat_uid32_t cuid;
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__compat_gid32_t cgid;
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compat_mode_t mode;
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unsigned short __pad1;
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unsigned short seq;
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unsigned short __pad2;
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unsigned int __unused1;
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unsigned int __unused2;
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};
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struct compat_semid64_ds {
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struct compat_ipc64_perm sem_perm;
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compat_time_t sem_otime;
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compat_ulong_t __pad1;
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compat_time_t sem_ctime;
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compat_ulong_t __pad2;
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compat_ulong_t sem_nsems;
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compat_ulong_t __unused1;
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compat_ulong_t __unused2;
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};
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struct compat_msqid64_ds {
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struct compat_ipc64_perm msg_perm;
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compat_time_t msg_stime;
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compat_ulong_t __pad1;
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compat_time_t msg_rtime;
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compat_ulong_t __pad2;
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compat_time_t msg_ctime;
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compat_ulong_t __pad3;
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compat_ulong_t msg_cbytes;
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compat_ulong_t msg_qnum;
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compat_ulong_t msg_qbytes;
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compat_pid_t msg_lspid;
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compat_pid_t msg_lrpid;
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compat_ulong_t __unused1;
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compat_ulong_t __unused2;
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};
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struct compat_shmid64_ds {
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struct compat_ipc64_perm shm_perm;
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compat_size_t shm_segsz;
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compat_time_t shm_atime;
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compat_ulong_t __pad1;
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compat_time_t shm_dtime;
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compat_ulong_t __pad2;
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compat_time_t shm_ctime;
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compat_ulong_t __pad3;
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compat_pid_t shm_cpid;
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compat_pid_t shm_lpid;
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compat_ulong_t shm_nattch;
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compat_ulong_t __unused1;
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compat_ulong_t __unused2;
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};
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#endif /* _ASM_S390X_COMPAT_H */
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