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1da177e4 LT |
1 | #ifndef _ASM_PARISC_COMPAT_H |
2 | #define _ASM_PARISC_COMPAT_H | |
3 | /* | |
4 | * Architecture specific compatibility types | |
5 | */ | |
6 | #include <linux/types.h> | |
7 | #include <linux/sched.h> | |
df570b9c | 8 | #include <linux/thread_info.h> |
1da177e4 LT |
9 | |
10 | #define COMPAT_USER_HZ 100 | |
11 | ||
12 | typedef u32 compat_size_t; | |
13 | typedef s32 compat_ssize_t; | |
14 | typedef s32 compat_time_t; | |
15 | typedef s32 compat_clock_t; | |
16 | typedef s32 compat_pid_t; | |
202e5979 SR |
17 | typedef u32 __compat_uid_t; |
18 | typedef u32 __compat_gid_t; | |
19 | typedef u32 __compat_uid32_t; | |
20 | typedef u32 __compat_gid32_t; | |
1da177e4 LT |
21 | typedef u16 compat_mode_t; |
22 | typedef u32 compat_ino_t; | |
23 | typedef u32 compat_dev_t; | |
24 | typedef s32 compat_off_t; | |
25 | typedef s64 compat_loff_t; | |
26 | typedef u16 compat_nlink_t; | |
27 | typedef u16 compat_ipc_pid_t; | |
28 | typedef s32 compat_daddr_t; | |
29 | typedef u32 compat_caddr_t; | |
0d77e5a2 | 30 | typedef s32 compat_timer_t; |
1da177e4 LT |
31 | |
32 | typedef s32 compat_int_t; | |
33 | typedef s32 compat_long_t; | |
4b777587 | 34 | typedef s64 compat_s64; |
1da177e4 LT |
35 | typedef u32 compat_uint_t; |
36 | typedef u32 compat_ulong_t; | |
4b777587 | 37 | typedef u64 compat_u64; |
1da177e4 LT |
38 | |
39 | struct compat_timespec { | |
40 | compat_time_t tv_sec; | |
41 | s32 tv_nsec; | |
42 | }; | |
43 | ||
44 | struct compat_timeval { | |
45 | compat_time_t tv_sec; | |
46 | s32 tv_usec; | |
47 | }; | |
48 | ||
49 | struct compat_stat { | |
50 | compat_dev_t st_dev; /* dev_t is 32 bits on parisc */ | |
51 | compat_ino_t st_ino; /* 32 bits */ | |
52 | compat_mode_t st_mode; /* 16 bits */ | |
53 | compat_nlink_t st_nlink; /* 16 bits */ | |
54 | u16 st_reserved1; /* old st_uid */ | |
55 | u16 st_reserved2; /* old st_gid */ | |
56 | compat_dev_t st_rdev; | |
57 | compat_off_t st_size; | |
58 | compat_time_t st_atime; | |
59 | u32 st_atime_nsec; | |
60 | compat_time_t st_mtime; | |
61 | u32 st_mtime_nsec; | |
62 | compat_time_t st_ctime; | |
63 | u32 st_ctime_nsec; | |
64 | s32 st_blksize; | |
65 | s32 st_blocks; | |
66 | u32 __unused1; /* ACL stuff */ | |
67 | compat_dev_t __unused2; /* network */ | |
68 | compat_ino_t __unused3; /* network */ | |
69 | u32 __unused4; /* cnodes */ | |
70 | u16 __unused5; /* netsite */ | |
71 | short st_fstype; | |
72 | compat_dev_t st_realdev; | |
73 | u16 st_basemode; | |
74 | u16 st_spareshort; | |
202e5979 SR |
75 | __compat_uid32_t st_uid; |
76 | __compat_gid32_t st_gid; | |
1da177e4 LT |
77 | u32 st_spare4[3]; |
78 | }; | |
79 | ||
80 | struct compat_flock { | |
81 | short l_type; | |
82 | short l_whence; | |
83 | compat_off_t l_start; | |
84 | compat_off_t l_len; | |
85 | compat_pid_t l_pid; | |
86 | }; | |
87 | ||
88 | struct compat_flock64 { | |
89 | short l_type; | |
90 | short l_whence; | |
91 | compat_loff_t l_start; | |
92 | compat_loff_t l_len; | |
93 | compat_pid_t l_pid; | |
94 | }; | |
95 | ||
96 | struct compat_statfs { | |
97 | s32 f_type; | |
98 | s32 f_bsize; | |
99 | s32 f_blocks; | |
100 | s32 f_bfree; | |
101 | s32 f_bavail; | |
102 | s32 f_files; | |
103 | s32 f_ffree; | |
104 | __kernel_fsid_t f_fsid; | |
105 | s32 f_namelen; | |
106 | s32 f_frsize; | |
107 | s32 f_spare[5]; | |
108 | }; | |
109 | ||
110 | struct compat_sigcontext { | |
111 | compat_int_t sc_flags; | |
112 | compat_int_t sc_gr[32]; /* PSW in sc_gr[0] */ | |
113 | u64 sc_fr[32]; | |
114 | compat_int_t sc_iasq[2]; | |
115 | compat_int_t sc_iaoq[2]; | |
116 | compat_int_t sc_sar; /* cr11 */ | |
117 | }; | |
118 | ||
119 | #define COMPAT_RLIM_INFINITY 0xffffffff | |
120 | ||
121 | typedef u32 compat_old_sigset_t; /* at least 32 bits */ | |
122 | ||
123 | #define _COMPAT_NSIG 64 | |
124 | #define _COMPAT_NSIG_BPW 32 | |
125 | ||
126 | typedef u32 compat_sigset_word; | |
127 | ||
128 | #define COMPAT_OFF_T_MAX 0x7fffffff | |
129 | #define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL | |
130 | ||
131 | /* | |
132 | * A pointer passed in from user mode. This should not | |
133 | * be used for syscall parameters, just declare them | |
134 | * as pointers because the syscall entry code will have | |
8b3de0df | 135 | * appropriately converted them already. |
1da177e4 LT |
136 | */ |
137 | typedef u32 compat_uptr_t; | |
138 | ||
139 | static inline void __user *compat_ptr(compat_uptr_t uptr) | |
140 | { | |
141 | return (void __user *)(unsigned long)uptr; | |
142 | } | |
143 | ||
213b63b7 IM |
144 | static inline compat_uptr_t ptr_to_compat(void __user *uptr) |
145 | { | |
146 | return (u32)(unsigned long)uptr; | |
147 | } | |
148 | ||
1da177e4 LT |
149 | static __inline__ void __user *compat_alloc_user_space(long len) |
150 | { | |
151 | struct pt_regs *regs = ¤t->thread.regs; | |
152 | return (void __user *)regs->gr[30]; | |
153 | } | |
154 | ||
a3ea84fa KM |
155 | static inline int __is_compat_task(struct task_struct *t) |
156 | { | |
c9f4f06d | 157 | return test_ti_thread_flag(task_thread_info(t), TIF_32BIT); |
a3ea84fa KM |
158 | } |
159 | ||
160 | static inline int is_compat_task(void) | |
161 | { | |
162 | return __is_compat_task(current); | |
163 | } | |
164 | ||
1da177e4 | 165 | #endif /* _ASM_PARISC_COMPAT_H */ |