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git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - include/asm-powerpc/vdso.h
1 #ifndef __PPC64_VDSO_H__
2 #define __PPC64_VDSO_H__
6 /* Default link addresses for the vDSOs */
7 #define VDSO32_LBASE 0x100000
8 #define VDSO64_LBASE 0x100000
10 /* Default map addresses */
11 #define VDSO32_MBASE VDSO32_LBASE
12 #define VDSO64_MBASE VDSO64_LBASE
14 #define VDSO_VERSION_STRING LINUX_2.6.15
16 /* Define if 64 bits VDSO has procedure descriptors */
17 #undef VDS64_HAS_DESCRIPTORS
21 extern unsigned int vdso64_pages
;
22 extern unsigned int vdso32_pages
;
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
;
29 extern void vdso_init(void);
31 #else /* __ASSEMBLY__ */
34 #ifdef VDS64_HAS_DESCRIPTORS
35 #define V_FUNCTION_BEGIN(name) \
37 .section ".opd","a"; \
40 .quad .name,.TOC.@tocbase,0; \
43 .type .name,@function; \
46 #define V_FUNCTION_END(name) \
49 #define V_LOCAL_FUNC(name) (.name)
51 #else /* VDS64_HAS_DESCRIPTORS */
53 #define V_FUNCTION_BEGIN(name) \
57 #define V_FUNCTION_END(name) \
60 #define V_LOCAL_FUNC(name) (name)
62 #endif /* VDS64_HAS_DESCRIPTORS */
63 #endif /* __VDSO64__ */
67 #define V_FUNCTION_BEGIN(name) \
69 .type name,@function; \
72 #define V_FUNCTION_END(name) \
75 #define V_LOCAL_FUNC(name) (name)
77 #endif /* __VDSO32__ */
79 #endif /* __ASSEMBLY__ */
81 #endif /* __KERNEL__ */
83 #endif /* __PPC64_VDSO_H__ */