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190 lines
4.2 KiB
190 lines
4.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _ASM_PARISC_COMPAT_H |
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#define _ASM_PARISC_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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#include <linux/thread_info.h> |
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#include <asm-generic/compat.h> |
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#define COMPAT_USER_HZ 100 |
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#define COMPAT_UTS_MACHINE "parisc\0\0" |
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typedef u32 __compat_uid_t; |
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typedef u32 __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_dev_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 u32 compat_caddr_t; |
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struct compat_stat { |
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compat_dev_t st_dev; /* dev_t is 32 bits on parisc */ |
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compat_ino_t st_ino; /* 32 bits */ |
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compat_mode_t st_mode; /* 16 bits */ |
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compat_nlink_t st_nlink; /* 16 bits */ |
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u16 st_reserved1; /* old st_uid */ |
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u16 st_reserved2; /* old st_gid */ |
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compat_dev_t st_rdev; |
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compat_off_t st_size; |
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old_time32_t st_atime; |
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u32 st_atime_nsec; |
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old_time32_t st_mtime; |
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u32 st_mtime_nsec; |
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old_time32_t st_ctime; |
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u32 st_ctime_nsec; |
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s32 st_blksize; |
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s32 st_blocks; |
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u32 __unused1; /* ACL stuff */ |
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compat_dev_t __unused2; /* network */ |
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compat_ino_t __unused3; /* network */ |
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u32 __unused4; /* cnodes */ |
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u16 __unused5; /* netsite */ |
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short st_fstype; |
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compat_dev_t st_realdev; |
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u16 st_basemode; |
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u16 st_spareshort; |
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__compat_uid32_t st_uid; |
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__compat_gid32_t st_gid; |
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u32 st_spare4[3]; |
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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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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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__kernel_fsid_t f_fsid; |
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s32 f_namelen; |
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s32 f_frsize; |
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s32 f_flags; |
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s32 f_spare[4]; |
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}; |
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struct compat_sigcontext { |
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compat_int_t sc_flags; |
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compat_int_t sc_gr[32]; /* PSW in sc_gr[0] */ |
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u64 sc_fr[32]; |
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compat_int_t sc_iasq[2]; |
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compat_int_t sc_iaoq[2]; |
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compat_int_t sc_sar; /* cr11 */ |
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}; |
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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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struct compat_ipc64_perm { |
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compat_key_t key; |
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__compat_uid_t uid; |
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__compat_gid_t gid; |
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__compat_uid_t cuid; |
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__compat_gid_t cgid; |
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unsigned short int __pad1; |
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compat_mode_t mode; |
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unsigned short int __pad2; |
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unsigned short int seq; |
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unsigned int __pad3; |
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unsigned long __unused1; /* yes they really are 64bit pads */ |
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unsigned long __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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unsigned int sem_otime_high; |
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unsigned int sem_otime; |
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unsigned int sem_ctime_high; |
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unsigned int sem_ctime; |
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compat_ulong_t sem_nsems; |
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compat_ulong_t __unused3; |
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compat_ulong_t __unused4; |
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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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unsigned int msg_stime_high; |
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unsigned int msg_stime; |
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unsigned int msg_rtime_high; |
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unsigned int msg_rtime; |
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unsigned int msg_ctime_high; |
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unsigned int msg_ctime; |
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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 __unused4; |
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compat_ulong_t __unused5; |
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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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unsigned int shm_atime_high; |
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unsigned int shm_atime; |
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unsigned int shm_dtime_high; |
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unsigned int shm_dtime; |
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unsigned int shm_ctime_high; |
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unsigned int shm_ctime; |
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unsigned int __unused4; |
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compat_size_t shm_segsz; |
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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 __unused5; |
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compat_ulong_t __unused6; |
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}; |
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/* |
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* The type of struct elf_prstatus.pr_reg in compatible core dumps. |
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*/ |
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#define COMPAT_ELF_NGREG 80 |
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typedef compat_ulong_t compat_elf_gregset_t[COMPAT_ELF_NGREG]; |
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static __inline__ void __user *arch_compat_alloc_user_space(long len) |
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{ |
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struct pt_regs *regs = ¤t->thread.regs; |
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return (void __user *)regs->gr[30]; |
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} |
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static inline int __is_compat_task(struct task_struct *t) |
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{ |
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return test_tsk_thread_flag(t, TIF_32BIT); |
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} |
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static inline int is_compat_task(void) |
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{ |
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return __is_compat_task(current); |
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} |
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#endif /* _ASM_PARISC_COMPAT_H */
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