Don't include linux/config.h from anywhere else in include/
[linux-2.6.git] / include / asm-x86_64 / ia32.h
1 #ifndef _ASM_X86_64_IA32_H
2 #define _ASM_X86_64_IA32_H
3
4
5 #ifdef CONFIG_IA32_EMULATION
6
7 #include <linux/compat.h>
8
9 /*
10  * 32 bit structures for IA32 support.
11  */
12
13 #include <asm/sigcontext32.h>
14
15 /* signal.h */
16 struct sigaction32 {
17        unsigned int  sa_handler;        /* Really a pointer, but need to deal 
18                                              with 32 bits */
19        unsigned int sa_flags;
20        unsigned int sa_restorer;        /* Another 32 bit pointer */
21        compat_sigset_t sa_mask;         /* A 32 bit mask */
22 };
23
24 struct old_sigaction32 {
25        unsigned int  sa_handler;        /* Really a pointer, but need to deal 
26                                              with 32 bits */
27        compat_old_sigset_t sa_mask;             /* A 32 bit mask */
28        unsigned int sa_flags;
29        unsigned int sa_restorer;        /* Another 32 bit pointer */
30 };
31
32 typedef struct sigaltstack_ia32 {
33         unsigned int    ss_sp;
34         int             ss_flags;
35         unsigned int    ss_size;
36 } stack_ia32_t;
37
38 struct ucontext_ia32 {
39         unsigned int      uc_flags;
40         unsigned int      uc_link;
41         stack_ia32_t      uc_stack;
42         struct sigcontext_ia32 uc_mcontext;
43         compat_sigset_t   uc_sigmask;   /* mask last for extensibility */
44 };
45
46 /* This matches struct stat64 in glibc2.2, hence the absolutely
47  * insane amounts of padding around dev_t's.
48  */
49 struct stat64 {
50         unsigned long long      st_dev;
51         unsigned char           __pad0[4];
52
53 #define STAT64_HAS_BROKEN_ST_INO        1
54         unsigned int            __st_ino;
55
56         unsigned int            st_mode;
57         unsigned int            st_nlink;
58
59         unsigned int            st_uid;
60         unsigned int            st_gid;
61
62         unsigned long long      st_rdev;
63         unsigned char           __pad3[4];
64
65         long long               st_size;
66         unsigned int            st_blksize;
67
68         long long               st_blocks;/* Number 512-byte blocks allocated. */
69
70         unsigned                st_atime;
71         unsigned                st_atime_nsec;
72         unsigned                st_mtime;
73         unsigned                st_mtime_nsec;
74         unsigned                st_ctime;
75         unsigned                st_ctime_nsec;
76
77         unsigned long long      st_ino;
78 } __attribute__((packed));
79
80 typedef struct compat_siginfo{
81         int si_signo;
82         int si_errno;
83         int si_code;
84
85         union {
86                 int _pad[((128/sizeof(int)) - 3)];
87
88                 /* kill() */
89                 struct {
90                         unsigned int _pid;      /* sender's pid */
91                         unsigned int _uid;      /* sender's uid */
92                 } _kill;
93
94                 /* POSIX.1b timers */
95                 struct {
96                         compat_timer_t _tid;    /* timer id */
97                         int _overrun;           /* overrun count */
98                         compat_sigval_t _sigval;        /* same as below */
99                         int _sys_private;       /* not to be passed to user */
100                         int _overrun_incr;      /* amount to add to overrun */
101                 } _timer;
102
103                 /* POSIX.1b signals */
104                 struct {
105                         unsigned int _pid;      /* sender's pid */
106                         unsigned int _uid;      /* sender's uid */
107                         compat_sigval_t _sigval;
108                 } _rt;
109
110                 /* SIGCHLD */
111                 struct {
112                         unsigned int _pid;      /* which child */
113                         unsigned int _uid;      /* sender's uid */
114                         int _status;            /* exit code */
115                         compat_clock_t _utime;
116                         compat_clock_t _stime;
117                 } _sigchld;
118
119                 /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
120                 struct {
121                         unsigned int _addr;     /* faulting insn/memory ref. */
122                 } _sigfault;
123
124                 /* SIGPOLL */
125                 struct {
126                         int _band;      /* POLL_IN, POLL_OUT, POLL_MSG */
127                         int _fd;
128                 } _sigpoll;
129         } _sifields;
130 } compat_siginfo_t;
131
132 struct sigframe32
133 {
134         u32 pretcode;
135         int sig;
136         struct sigcontext_ia32 sc;
137         struct _fpstate_ia32 fpstate;
138         unsigned int extramask[_COMPAT_NSIG_WORDS-1];
139 };
140
141 struct rt_sigframe32
142 {
143         u32 pretcode;
144         int sig;
145         u32 pinfo;
146         u32 puc;
147         compat_siginfo_t info;
148         struct ucontext_ia32 uc;
149         struct _fpstate_ia32 fpstate;
150 };
151
152 struct ustat32 {
153         __u32   f_tfree;
154         compat_ino_t            f_tinode;
155         char                    f_fname[6];
156         char                    f_fpack[6];
157 };
158
159 #define IA32_STACK_TOP IA32_PAGE_OFFSET
160
161 #ifdef __KERNEL__
162 struct user_desc;
163 struct siginfo_t;
164 int do_get_thread_area(struct thread_struct *t, struct user_desc __user *info);
165 int do_set_thread_area(struct thread_struct *t, struct user_desc __user *info);
166 int ia32_child_tls(struct task_struct *p, struct pt_regs *childregs);
167
168 struct linux_binprm;
169 extern int ia32_setup_arg_pages(struct linux_binprm *bprm,
170                                 unsigned long stack_top, int exec_stack);
171 struct mm_struct;
172 extern void ia32_pick_mmap_layout(struct mm_struct *mm);
173
174 #endif
175
176 #endif /* !CONFIG_IA32_SUPPORT */
177  
178 #endif