include/asm-ppc64/a.out.h

   1 #ifndef __PPC64_A_OUT_H__
   2 #define __PPC64_A_OUT_H__
   3
   4 #include <asm/ppcdebug.h>
   5
   6 /*
   7  * c 2001 PPC 64 Team, IBM Corp
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation; either version
  12  * 2 of the License, or (at your option) any later version.
  13  */
  14
  15 struct exec
  16 {
  17         unsigned long a_info;   /* Use macros N_MAGIC, etc for access */
  18         unsigned a_text;        /* length of text, in bytes */
  19         unsigned a_data;        /* length of data, in bytes */
  20         unsigned a_bss;         /* length of uninitialized data area for file, in bytes */
  21         unsigned a_syms;        /* length of symbol table data in file, in bytes */
  22         unsigned a_entry;       /* start address */
  23         unsigned a_trsize;      /* length of relocation info for text, in bytes */
  24         unsigned a_drsize;      /* length of relocation info for data, in bytes */
  25 };
  26
  27 #define N_TRSIZE(a)     ((a).a_trsize)
  28 #define N_DRSIZE(a)     ((a).a_drsize)
  29 #define N_SYMSIZE(a)    ((a).a_syms)
  30
  31 #ifdef __KERNEL__
  32
  33 #define STACK_TOP_USER64 (TASK_SIZE_USER64)
  34
  35 /* Give 32-bit user space a full 4G address space to live in. */
  36 #define STACK_TOP_USER32 (TASK_SIZE_USER32)
  37
  38 #define STACK_TOP ((test_thread_flag(TIF_32BIT) || \
  39                 (ppcdebugset(PPCDBG_BINFMT_32ADDR))) ? \
  40                 STACK_TOP_USER32 : STACK_TOP_USER64)
  41
  42 #endif /* __KERNEL__ */
  43
  44 #endif /* __PPC64_A_OUT_H__ */