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1da177e4 LT |
1 | #ifndef __PPC64_VDSO_H__ |
2 | #define __PPC64_VDSO_H__ | |
3 | ||
4 | #ifdef __KERNEL__ | |
5 | ||
6 | /* Default link addresses for the vDSOs */ | |
547ee84c BH |
7 | #define VDSO32_LBASE 0x100000 |
8 | #define VDSO64_LBASE 0x100000 | |
1da177e4 | 9 | |
30d0b368 | 10 | /* Default map addresses for 32bit vDSO */ |
547ee84c | 11 | #define VDSO32_MBASE VDSO32_LBASE |
1da177e4 | 12 | |
5d66da3d | 13 | #define VDSO_VERSION_STRING LINUX_2.6.15 |
1da177e4 LT |
14 | |
15 | /* Define if 64 bits VDSO has procedure descriptors */ | |
16 | #undef VDS64_HAS_DESCRIPTORS | |
17 | ||
18 | #ifndef __ASSEMBLY__ | |
19 | ||
1da177e4 LT |
20 | /* Offsets relative to thread->vdso_base */ |
21 | extern unsigned long vdso64_rt_sigtramp; | |
22 | extern unsigned long vdso32_sigtramp; | |
23 | extern unsigned long vdso32_rt_sigtramp; | |
24 | ||
18ad51dd AB |
25 | int __cpuinit vdso_getcpu_init(void); |
26 | ||
1da177e4 LT |
27 | #else /* __ASSEMBLY__ */ |
28 | ||
29 | #ifdef __VDSO64__ | |
30 | #ifdef VDS64_HAS_DESCRIPTORS | |
31 | #define V_FUNCTION_BEGIN(name) \ | |
32 | .globl name; \ | |
33 | .section ".opd","a"; \ | |
34 | .align 3; \ | |
35 | name: \ | |
36 | .quad .name,.TOC.@tocbase,0; \ | |
37 | .previous; \ | |
38 | .globl .name; \ | |
39 | .type .name,@function; \ | |
40 | .name: \ | |
41 | ||
42 | #define V_FUNCTION_END(name) \ | |
43 | .size .name,.-.name; | |
44 | ||
45 | #define V_LOCAL_FUNC(name) (.name) | |
46 | ||
47 | #else /* VDS64_HAS_DESCRIPTORS */ | |
48 | ||
49 | #define V_FUNCTION_BEGIN(name) \ | |
50 | .globl name; \ | |
51 | name: \ | |
52 | ||
53 | #define V_FUNCTION_END(name) \ | |
54 | .size name,.-name; | |
55 | ||
56 | #define V_LOCAL_FUNC(name) (name) | |
57 | ||
58 | #endif /* VDS64_HAS_DESCRIPTORS */ | |
59 | #endif /* __VDSO64__ */ | |
60 | ||
61 | #ifdef __VDSO32__ | |
62 | ||
63 | #define V_FUNCTION_BEGIN(name) \ | |
64 | .globl name; \ | |
65 | .type name,@function; \ | |
66 | name: \ | |
67 | ||
68 | #define V_FUNCTION_END(name) \ | |
69 | .size name,.-name; | |
70 | ||
71 | #define V_LOCAL_FUNC(name) (name) | |
72 | ||
73 | #endif /* __VDSO32__ */ | |
74 | ||
75 | #endif /* __ASSEMBLY__ */ | |
76 | ||
77 | #endif /* __KERNEL__ */ | |
78 | ||
79 | #endif /* __PPC64_VDSO_H__ */ |