1 #ifndef _ASM_SPARC64_COMPAT_H
2 #define _ASM_SPARC64_COMPAT_H
4 * Architecture specific compatibility types
6 #include <linux/types.h>
8 #define COMPAT_USER_HZ 100
10 typedef u32 compat_size_t
;
11 typedef s32 compat_ssize_t
;
12 typedef s32 compat_time_t
;
13 typedef s32 compat_clock_t
;
14 typedef s32 compat_pid_t
;
15 typedef u16 compat_uid_t
;
16 typedef u16 compat_gid_t
;
17 typedef u16 compat_mode_t
;
18 typedef u32 compat_ino_t
;
19 typedef u16 compat_dev_t
;
20 typedef s32 compat_off_t
;
21 typedef s64 compat_loff_t
;
22 typedef s16 compat_nlink_t
;
23 typedef u16 compat_ipc_pid_t
;
24 typedef s32 compat_daddr_t
;
25 typedef u32 compat_caddr_t
;
26 typedef __kernel_fsid_t compat_fsid_t
;
27 typedef s32 compat_key_t
;
29 typedef s32 compat_int_t
;
30 typedef s32 compat_long_t
;
31 typedef u32 compat_uint_t
;
32 typedef u32 compat_ulong_t
;
34 struct compat_timespec
{
39 struct compat_timeval
{
47 compat_mode_t st_mode
;
48 compat_nlink_t st_nlink
;
53 compat_time_t st_atime
;
55 compat_time_t st_mtime
;
57 compat_time_t st_ctime
;
59 compat_off_t st_blksize
;
60 compat_off_t st_blocks
;
77 struct compat_flock64
{
80 compat_loff_t l_start
;
86 struct compat_statfs
{
95 int f_namelen
; /* SunOS ignores this field. */
100 #define COMPAT_RLIM_INFINITY 0x7fffffff
102 typedef u32 compat_old_sigset_t
;
104 #define _COMPAT_NSIG 64
105 #define _COMPAT_NSIG_BPW 32
107 typedef u32 compat_sigset_word
;
109 #define COMPAT_OFF_T_MAX 0x7fffffff
110 #define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
113 * A pointer passed in from user mode. This should not
114 * be used for syscall parameters, just declare them
115 * as pointers because the syscall entry code will have
116 * appropriately comverted them already.
118 typedef u32 compat_uptr_t
;
120 static inline void __user
*compat_ptr(compat_uptr_t uptr
)
122 return (void __user
*)(unsigned long)uptr
;
125 static inline compat_uptr_t
ptr_to_compat(void __user
*uptr
)
127 return (u32
)(unsigned long)uptr
;
130 static __inline__
void __user
*compat_alloc_user_space(long len
)
132 struct pt_regs
*regs
= current_thread_info()->kregs
;
133 unsigned long usp
= regs
->u_regs
[UREG_I6
];
135 if (!(test_thread_flag(TIF_32BIT
)))
140 return (void __user
*) (usp
- len
);
143 struct compat_ipc64_perm
{
149 unsigned short __pad1
;
151 unsigned short __pad2
;
153 unsigned long __unused1
; /* yes they really are 64bit pads */
154 unsigned long __unused2
;
157 struct compat_semid64_ds
{
158 struct compat_ipc64_perm sem_perm
;
160 compat_time_t sem_otime
;
162 compat_time_t sem_ctime
;
168 struct compat_msqid64_ds
{
169 struct compat_ipc64_perm msg_perm
;
171 compat_time_t msg_stime
;
173 compat_time_t msg_rtime
;
175 compat_time_t msg_ctime
;
176 unsigned int msg_cbytes
;
177 unsigned int msg_qnum
;
178 unsigned int msg_qbytes
;
179 compat_pid_t msg_lspid
;
180 compat_pid_t msg_lrpid
;
181 unsigned int __unused1
;
182 unsigned int __unused2
;
185 struct compat_shmid64_ds
{
186 struct compat_ipc64_perm shm_perm
;
188 compat_time_t shm_atime
;
190 compat_time_t shm_dtime
;
192 compat_time_t shm_ctime
;
193 compat_size_t shm_segsz
;
194 compat_pid_t shm_cpid
;
195 compat_pid_t shm_lpid
;
196 unsigned int shm_nattch
;
197 unsigned int __unused1
;
198 unsigned int __unused2
;
201 #endif /* _ASM_SPARC64_COMPAT_H */