projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 LT |
9 | |
| 10 | /* Default map addresses */ | |
| 547ee84c BH |
11 | #define VDSO32_MBASE VDSO32_LBASE |
| 12 | #define VDSO64_MBASE VDSO64_LBASE | |
| 1da177e4 LT |
13 | |
| 14 | #define VDSO_VERSION_STRING LINUX_2.6.12 | |
| 15 | ||
| 16 | /* Define if 64 bits VDSO has procedure descriptors */ | |
| 17 | #undef VDS64_HAS_DESCRIPTORS | |
| 18 | ||
| 19 | #ifndef __ASSEMBLY__ | |
| 20 | ||
| 21 | extern unsigned int vdso64_pages; | |
| 22 | extern unsigned int vdso32_pages; | |
| 23 | ||
| 24 | /* Offsets relative to thread->vdso_base */ | |
| 25 | extern unsigned long vdso64_rt_sigtramp; | |
| 26 | extern unsigned long vdso32_sigtramp; | |
| 27 | extern unsigned long vdso32_rt_sigtramp; | |
| 28 | ||
| 29 | extern void vdso_init(void); | |
| 30 | ||
| 31 | #else /* __ASSEMBLY__ */ | |
| 32 | ||
| 33 | #ifdef __VDSO64__ | |
| 34 | #ifdef VDS64_HAS_DESCRIPTORS | |
| 35 | #define V_FUNCTION_BEGIN(name) \ | |
| 36 | .globl name; \ | |
| 37 | .section ".opd","a"; \ | |
| 38 | .align 3; \ | |
| 39 | name: \ | |
| 40 | .quad .name,.TOC.@tocbase,0; \ | |
| 41 | .previous; \ | |
| 42 | .globl .name; \ | |
| 43 | .type .name,@function; \ | |
| 44 | .name: \ | |
| 45 | ||
| 46 | #define V_FUNCTION_END(name) \ | |
| 47 | .size .name,.-.name; | |
| 48 | ||
| 49 | #define V_LOCAL_FUNC(name) (.name) | |
| 50 | ||
| 51 | #else /* VDS64_HAS_DESCRIPTORS */ | |
| 52 | ||
| 53 | #define V_FUNCTION_BEGIN(name) \ | |
| 54 | .globl name; \ | |
| 55 | name: \ | |
| 56 | ||
| 57 | #define V_FUNCTION_END(name) \ | |
| 58 | .size name,.-name; | |
| 59 | ||
| 60 | #define V_LOCAL_FUNC(name) (name) | |
| 61 | ||
| 62 | #endif /* VDS64_HAS_DESCRIPTORS */ | |
| 63 | #endif /* __VDSO64__ */ | |
| 64 | ||
| 65 | #ifdef __VDSO32__ | |
| 66 | ||
| 67 | #define V_FUNCTION_BEGIN(name) \ | |
| 68 | .globl name; \ | |
| 69 | .type name,@function; \ | |
| 70 | name: \ | |
| 71 | ||
| 72 | #define V_FUNCTION_END(name) \ | |
| 73 | .size name,.-name; | |
| 74 | ||
| 75 | #define V_LOCAL_FUNC(name) (name) | |
| 76 | ||
| 77 | #endif /* __VDSO32__ */ | |
| 78 | ||
| 79 | #endif /* __ASSEMBLY__ */ | |
| 80 | ||
| 81 | #endif /* __KERNEL__ */ | |
| 82 | ||
| 83 | #endif /* __PPC64_VDSO_H__ */ |