2024-09-09 08:52:07 +00:00
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#ifndef __PPC64_VDSO_H__
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#define __PPC64_VDSO_H__
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#ifdef __KERNEL__
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/* Default link addresses for the vDSOs */
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2024-09-09 08:57:42 +00:00
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#define VDSO32_LBASE 0x0
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#define VDSO64_LBASE 0x0
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2024-09-09 08:52:07 +00:00
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/* Default map addresses for 32bit vDSO */
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2024-09-09 08:57:42 +00:00
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#define VDSO32_MBASE 0x100000
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2024-09-09 08:52:07 +00:00
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#define VDSO_VERSION_STRING LINUX_2.6.15
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/* Define if 64 bits VDSO has procedure descriptors */
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#undef VDS64_HAS_DESCRIPTORS
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#ifndef __ASSEMBLY__
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/* Offsets relative to thread->vdso_base */
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extern unsigned long vdso64_rt_sigtramp;
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extern unsigned long vdso32_sigtramp;
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extern unsigned long vdso32_rt_sigtramp;
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2024-09-09 08:57:42 +00:00
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int vdso_getcpu_init(void);
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2024-09-09 08:52:07 +00:00
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#else /* __ASSEMBLY__ */
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#ifdef __VDSO64__
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#ifdef VDS64_HAS_DESCRIPTORS
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#define V_FUNCTION_BEGIN(name) \
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.globl name; \
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.section ".opd","a"; \
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.align 3; \
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name: \
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.quad .name,.TOC.@tocbase,0; \
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.previous; \
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.globl .name; \
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.type .name,@function; \
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.name: \
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#define V_FUNCTION_END(name) \
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.size .name,.-.name;
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#define V_LOCAL_FUNC(name) (.name)
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#else /* VDS64_HAS_DESCRIPTORS */
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#define V_FUNCTION_BEGIN(name) \
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.globl name; \
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name: \
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#define V_FUNCTION_END(name) \
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.size name,.-name;
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#define V_LOCAL_FUNC(name) (name)
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#endif /* VDS64_HAS_DESCRIPTORS */
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#endif /* __VDSO64__ */
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#ifdef __VDSO32__
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#define V_FUNCTION_BEGIN(name) \
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.globl name; \
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.type name,@function; \
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name: \
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#define V_FUNCTION_END(name) \
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.size name,.-name;
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#define V_LOCAL_FUNC(name) (name)
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#endif /* __VDSO32__ */
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#endif /* __ASSEMBLY__ */
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#endif /* __KERNEL__ */
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#endif /* __PPC64_VDSO_H__ */
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