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1965aae3 PA |
1 | #ifndef _ASM_X86_IA32_H |
2 | #define _ASM_X86_IA32_H | |
1da177e4 | 3 | |
1da177e4 LT |
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 */ | |
1da177e4 | 16 | |
1da177e4 LT |
17 | struct ucontext_ia32 { |
18 | unsigned int uc_flags; | |
19 | unsigned int uc_link; | |
90268439 | 20 | compat_stack_t uc_stack; |
1da177e4 LT |
21 | struct sigcontext_ia32 uc_mcontext; |
22 | compat_sigset_t uc_sigmask; /* mask last for extensibility */ | |
23 | }; | |
24 | ||
25 | /* This matches struct stat64 in glibc2.2, hence the absolutely | |
26 | * insane amounts of padding around dev_t's. | |
27 | */ | |
28 | struct stat64 { | |
29 | unsigned long long st_dev; | |
30 | unsigned char __pad0[4]; | |
31 | ||
32 | #define STAT64_HAS_BROKEN_ST_INO 1 | |
33 | unsigned int __st_ino; | |
34 | ||
35 | unsigned int st_mode; | |
36 | unsigned int st_nlink; | |
37 | ||
38 | unsigned int st_uid; | |
39 | unsigned int st_gid; | |
40 | ||
41 | unsigned long long st_rdev; | |
42 | unsigned char __pad3[4]; | |
43 | ||
44 | long long st_size; | |
45 | unsigned int st_blksize; | |
46 | ||
9bd73425 | 47 | long long st_blocks;/* Number 512-byte blocks allocated */ |
1da177e4 LT |
48 | |
49 | unsigned st_atime; | |
50 | unsigned st_atime_nsec; | |
51 | unsigned st_mtime; | |
52 | unsigned st_mtime_nsec; | |
53 | unsigned st_ctime; | |
54 | unsigned st_ctime_nsec; | |
55 | ||
56 | unsigned long long st_ino; | |
57 | } __attribute__((packed)); | |
58 | ||
1da177e4 LT |
59 | #define IA32_STACK_TOP IA32_PAGE_OFFSET |
60 | ||
61 | #ifdef __KERNEL__ | |
ea0be473 AK |
62 | struct linux_binprm; |
63 | extern int ia32_setup_arg_pages(struct linux_binprm *bprm, | |
64 | unsigned long stack_top, int exec_stack); | |
8817210d AK |
65 | struct mm_struct; |
66 | extern void ia32_pick_mmap_layout(struct mm_struct *mm); | |
ea0be473 | 67 | |
1da177e4 LT |
68 | #endif |
69 | ||
70 | #endif /* !CONFIG_IA32_SUPPORT */ | |
9bd73425 | 71 | |
1965aae3 | 72 | #endif /* _ASM_X86_IA32_H */ |