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TOMOYO Linux Cross Reference
Linux/include/linux/flat.h

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  1 /*
  2  * Copyright (C) 2002-2003  David McCullough <davidm@snapgear.com>
  3  * Copyright (C) 1998       Kenneth Albanowski <kjahds@kjahds.com>
  4  *                          The Silver Hammer Group, Ltd.
  5  *
  6  * This file provides the definitions and structures needed to
  7  * support uClinux flat-format executables.
  8  */
  9 #ifndef _LINUX_FLAT_H
 10 #define _LINUX_FLAT_H
 11 
 12 #include <asm/flat.h>
 13 #include <uapi/linux/flat.h>
 14 
 15 /*
 16  * While it would be nice to keep this header clean,  users of older
 17  * tools still need this support in the kernel.  So this section is
 18  * purely for compatibility with old tool chains.
 19  *
 20  * DO NOT make changes or enhancements to the old format please,  just work
 21  *        with the format above,  except to fix bugs with old format support.
 22  */
 23 
 24 #include <asm/byteorder.h>
 25 
 26 #define OLD_FLAT_VERSION                        0x00000002L
 27 #define OLD_FLAT_RELOC_TYPE_TEXT        0
 28 #define OLD_FLAT_RELOC_TYPE_DATA        1
 29 #define OLD_FLAT_RELOC_TYPE_BSS         2
 30 
 31 typedef union {
 32         unsigned long   value;
 33         struct {
 34 # if defined(mc68000) && !defined(CONFIG_COLDFIRE)
 35                 signed long offset : 30;
 36                 unsigned long type : 2;
 37 #       define OLD_FLAT_FLAG_RAM    0x1 /* load program entirely into RAM */
 38 # elif defined(__BIG_ENDIAN_BITFIELD)
 39                 unsigned long type : 2;
 40                 signed long offset : 30;
 41 #       define OLD_FLAT_FLAG_RAM    0x1 /* load program entirely into RAM */
 42 # elif defined(__LITTLE_ENDIAN_BITFIELD)
 43                 signed long offset : 30;
 44                 unsigned long type : 2;
 45 #       define OLD_FLAT_FLAG_RAM    0x1 /* load program entirely into RAM */
 46 # else
 47 #       error "Unknown bitfield order for flat files."
 48 # endif
 49         } reloc;
 50 } flat_v2_reloc_t;
 51 
 52 #endif /* _LINUX_FLAT_H */
 53 

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