Jetpack/kernel/kernel-4.9/include/linux/flat.h

53 lines
1.6 KiB
C

/*
* Copyright (C) 2002-2003 David McCullough <davidm@snapgear.com>
* Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>
* The Silver Hammer Group, Ltd.
*
* This file provides the definitions and structures needed to
* support uClinux flat-format executables.
*/
#ifndef _LINUX_FLAT_H
#define _LINUX_FLAT_H
#include <asm/flat.h>
#include <uapi/linux/flat.h>
/*
* While it would be nice to keep this header clean, users of older
* tools still need this support in the kernel. So this section is
* purely for compatibility with old tool chains.
*
* DO NOT make changes or enhancements to the old format please, just work
* with the format above, except to fix bugs with old format support.
*/
#include <asm/byteorder.h>
#define OLD_FLAT_VERSION 0x00000002L
#define OLD_FLAT_RELOC_TYPE_TEXT 0
#define OLD_FLAT_RELOC_TYPE_DATA 1
#define OLD_FLAT_RELOC_TYPE_BSS 2
typedef union {
unsigned long value;
struct {
# if defined(mc68000) && !defined(CONFIG_COLDFIRE)
signed long offset : 30;
unsigned long type : 2;
# define OLD_FLAT_FLAG_RAM 0x1 /* load program entirely into RAM */
# elif defined(__BIG_ENDIAN_BITFIELD)
unsigned long type : 2;
signed long offset : 30;
# define OLD_FLAT_FLAG_RAM 0x1 /* load program entirely into RAM */
# elif defined(__LITTLE_ENDIAN_BITFIELD)
signed long offset : 30;
unsigned long type : 2;
# define OLD_FLAT_FLAG_RAM 0x1 /* load program entirely into RAM */
# else
# error "Unknown bitfield order for flat files."
# endif
} reloc;
} flat_v2_reloc_t;
#endif /* _LINUX_FLAT_H */