include/asm-powerpc/a.out.h

   1 #ifndef _ASM_POWERPC_A_OUT_H
   2 #define _ASM_POWERPC_A_OUT_H
   3
   4 struct exec
   5 {
   6         unsigned long a_info;   /* Use macros N_MAGIC, etc for access */
   7         unsigned a_text;        /* length of text, in bytes */
   8         unsigned a_data;        /* length of data, in bytes */
   9         unsigned a_bss;         /* length of uninitialized data area for file, in bytes */
  10         unsigned a_syms;        /* length of symbol table data in file, in bytes */
  11         unsigned a_entry;       /* start address */
  12         unsigned a_trsize;      /* length of relocation info for text, in bytes */
  13         unsigned a_drsize;      /* length of relocation info for data, in bytes */
  14 };
  15
  16 #define N_TRSIZE(a)     ((a).a_trsize)
  17 #define N_DRSIZE(a)     ((a).a_drsize)
  18 #define N_SYMSIZE(a)    ((a).a_syms)
  19
  20 #ifdef __KERNEL__
  21 #ifdef __powerpc64__
  22
  23 #define STACK_TOP_USER64 TASK_SIZE_USER64
  24 #define STACK_TOP_USER32 TASK_SIZE_USER32
  25
  26 #define STACK_TOP (test_thread_flag(TIF_32BIT) ? \
  27                    STACK_TOP_USER32 : STACK_TOP_USER64)
  28
  29 #define STACK_TOP_MAX STACK_TOP_USER64
  30
  31 #else /* __powerpc64__ */
  32
  33 #define STACK_TOP TASK_SIZE
  34 #define STACK_TOP_MAX   STACK_TOP
  35
  36 #endif /* __powerpc64__ */
  37 #endif /* __KERNEL__ */
  38
  39 #endif /* _ASM_POWERPC_A_OUT_H */