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1#ifndef _ASM_SPARC64_COMPAT_H
2#define _ASM_SPARC64_COMPAT_H
3/*
4 * Architecture specific compatibility types
5 */
6#include <linux/types.h>
7
8#define COMPAT_USER_HZ 100
9
10typedef u32 compat_size_t;
11typedef s32 compat_ssize_t;
12typedef s32 compat_time_t;
13typedef s32 compat_clock_t;
14typedef s32 compat_pid_t;
15typedef u16 __compat_uid_t;
16typedef u16 __compat_gid_t;
17typedef u32 __compat_uid32_t;
18typedef u32 __compat_gid32_t;
19typedef u16 compat_mode_t;
20typedef u32 compat_ino_t;
21typedef u16 compat_dev_t;
22typedef s32 compat_off_t;
23typedef s64 compat_loff_t;
24typedef s16 compat_nlink_t;
25typedef u16 compat_ipc_pid_t;
26typedef s32 compat_daddr_t;
27typedef u32 compat_caddr_t;
28typedef __kernel_fsid_t compat_fsid_t;
29typedef s32 compat_key_t;
30typedef s32 compat_timer_t;
31
32typedef s32 compat_int_t;
33typedef s32 compat_long_t;
34typedef u32 compat_uint_t;
35typedef u32 compat_ulong_t;
36
37struct compat_timespec {
38 compat_time_t tv_sec;
39 s32 tv_nsec;
40};
41
42struct compat_timeval {
43 compat_time_t tv_sec;
44 s32 tv_usec;
45};
46
47struct compat_stat {
48 compat_dev_t st_dev;
49 compat_ino_t st_ino;
50 compat_mode_t st_mode;
51 compat_nlink_t st_nlink;
52 __compat_uid_t st_uid;
53 __compat_gid_t st_gid;
54 compat_dev_t st_rdev;
55 compat_off_t st_size;
56 compat_time_t st_atime;
57 compat_ulong_t st_atime_nsec;
58 compat_time_t st_mtime;
59 compat_ulong_t st_mtime_nsec;
60 compat_time_t st_ctime;
61 compat_ulong_t st_ctime_nsec;
62 compat_off_t st_blksize;
63 compat_off_t st_blocks;
64 u32 __unused4[2];
65};
66
67struct compat_stat64 {
68 unsigned long long st_dev;
69
70 unsigned long long st_ino;
71
72 unsigned int st_mode;
73 unsigned int st_nlink;
74
75 unsigned int st_uid;
76 unsigned int st_gid;
77
78 unsigned long long st_rdev;
79
80 unsigned char __pad3[8];
81
82 long long st_size;
83 unsigned int st_blksize;
84
85 unsigned char __pad4[8];
86 unsigned int st_blocks;
87
88 unsigned int st_atime;
89 unsigned int st_atime_nsec;
90
91 unsigned int st_mtime;
92 unsigned int st_mtime_nsec;
93
94 unsigned int st_ctime;
95 unsigned int st_ctime_nsec;
96
97 unsigned int __unused4;
98 unsigned int __unused5;
99};
100
101struct compat_flock {
102 short l_type;
103 short l_whence;
104 compat_off_t l_start;
105 compat_off_t l_len;
106 compat_pid_t l_pid;
107 short __unused;
108};
109
110#define F_GETLK64 12
111#define F_SETLK64 13
112#define F_SETLKW64 14
113
114struct compat_flock64 {
115 short l_type;
116 short l_whence;
117 compat_loff_t l_start;
118 compat_loff_t l_len;
119 compat_pid_t l_pid;
120 short __unused;
121};
122
123struct compat_statfs {
124 int f_type;
125 int f_bsize;
126 int f_blocks;
127 int f_bfree;
128 int f_bavail;
129 int f_files;
130 int f_ffree;
131 compat_fsid_t f_fsid;
132 int f_namelen; /* SunOS ignores this field. */
133 int f_frsize;
134 int f_spare[5];
135};
136
137#define COMPAT_RLIM_INFINITY 0x7fffffff
138
139typedef u32 compat_old_sigset_t;
140
141#define _COMPAT_NSIG 64
142#define _COMPAT_NSIG_BPW 32
143
144typedef u32 compat_sigset_word;
145
146#define COMPAT_OFF_T_MAX 0x7fffffff
147#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
148
149/*
150 * A pointer passed in from user mode. This should not
151 * be used for syscall parameters, just declare them
152 * as pointers because the syscall entry code will have
153 * appropriately comverted them already.
154 */
155typedef u32 compat_uptr_t;
156
157static inline void __user *compat_ptr(compat_uptr_t uptr)
158{
159 return (void __user *)(unsigned long)uptr;
160}
161
162static inline compat_uptr_t ptr_to_compat(void __user *uptr)
163{
164 return (u32)(unsigned long)uptr;
165}
166
167static inline void __user *compat_alloc_user_space(long len)
168{
169 struct pt_regs *regs = current_thread_info()->kregs;
170 unsigned long usp = regs->u_regs[UREG_I6];
171
172 if (!(test_thread_flag(TIF_32BIT)))
173 usp += STACK_BIAS;
174 else
175 usp &= 0xffffffffUL;
176
177 usp -= len;
178 usp &= ~0x7UL;
179
180 return (void __user *) usp;
181}
182
183struct compat_ipc64_perm {
184 compat_key_t key;
185 __compat_uid32_t uid;
186 __compat_gid32_t gid;
187 __compat_uid32_t cuid;
188 __compat_gid32_t cgid;
189 unsigned short __pad1;
190 compat_mode_t mode;
191 unsigned short __pad2;
192 unsigned short seq;
193 unsigned long __unused1; /* yes they really are 64bit pads */
194 unsigned long __unused2;
195};
196
197struct compat_semid64_ds {
198 struct compat_ipc64_perm sem_perm;
199 unsigned int __pad1;
200 compat_time_t sem_otime;
201 unsigned int __pad2;
202 compat_time_t sem_ctime;
203 u32 sem_nsems;
204 u32 __unused1;
205 u32 __unused2;
206};
207
208struct compat_msqid64_ds {
209 struct compat_ipc64_perm msg_perm;
210 unsigned int __pad1;
211 compat_time_t msg_stime;
212 unsigned int __pad2;
213 compat_time_t msg_rtime;
214 unsigned int __pad3;
215 compat_time_t msg_ctime;
216 unsigned int msg_cbytes;
217 unsigned int msg_qnum;
218 unsigned int msg_qbytes;
219 compat_pid_t msg_lspid;
220 compat_pid_t msg_lrpid;
221 unsigned int __unused1;
222 unsigned int __unused2;
223};
224
225struct compat_shmid64_ds {
226 struct compat_ipc64_perm shm_perm;
227 unsigned int __pad1;
228 compat_time_t shm_atime;
229 unsigned int __pad2;
230 compat_time_t shm_dtime;
231 unsigned int __pad3;
232 compat_time_t shm_ctime;
233 compat_size_t shm_segsz;
234 compat_pid_t shm_cpid;
235 compat_pid_t shm_lpid;
236 unsigned int shm_nattch;
237 unsigned int __unused1;
238 unsigned int __unused2;
239};
240
241#endif /* _ASM_SPARC64_COMPAT_H */