arch/powerpc/include/asm/vdso.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _ASM_POWERPC_VDSO_H
   3 #define _ASM_POWERPC_VDSO_H
   4
   5 /* Default map addresses for 32bit vDSO */
   6 #define VDSO32_MBASE    0x100000
   7
   8 #define VDSO_VERSION_STRING     LINUX_2.6.15
   9
  10 #ifndef __ASSEMBLY__
  11
  12 #ifdef CONFIG_PPC64
  13 #include <generated/vdso64-offsets.h>
  14 #endif
  15
  16 #ifdef CONFIG_VDSO32
  17 #include <generated/vdso32-offsets.h>
  18 #endif
  19
  20 #define VDSO64_SYMBOL(base, name) ((unsigned long)(base) + (vdso64_offset_##name))
  21
  22 #define VDSO32_SYMBOL(base, name) ((unsigned long)(base) + (vdso32_offset_##name))
  23
  24 int vdso_getcpu_init(void);
  25
  26 #else /* __ASSEMBLY__ */
  27
  28 #ifdef __VDSO64__
  29 #define V_FUNCTION_BEGIN(name)          \
  30         .globl name;                    \
  31         name:                           \
  32
  33 #define V_FUNCTION_END(name)            \
  34         .size name,.-name;
  35
  36 #define V_LOCAL_FUNC(name) (name)
  37 #endif /* __VDSO64__ */
  38
  39 #ifdef __VDSO32__
  40
  41 #define V_FUNCTION_BEGIN(name)          \
  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 #endif /* __VDSO32__ */
  52
  53 #endif /* __ASSEMBLY__ */
  54
  55 #endif /* _ASM_POWERPC_VDSO_H */