nds32: add back support for old toolchain and Linux, working on ag101p with latest uClibc-ng

fix

25 files changed, 95140 insertions, 10 deletions

diff --git a/target/config/Config.in.binutils b/target/config/Config.in.binutils
index 822a02dfb..9c04a1ff7 100644
--- a/target/config/Config.in.binutils
+++ b/target/config/Config.in.binutils
@@ -7,7 +7,7 @@ default ADK_TOOLCHAIN_BINUTILS_ARC if ADK_TARGET_CPU_ARC_ARC32
 default ADK_TOOLCHAIN_BINUTILS_ARC if ADK_TARGET_CPU_ARC_ARC64
 default ADK_TOOLCHAIN_BINUTILS_AVR32 if ADK_TARGET_ARCH_AVR32
 default ADK_TOOLCHAIN_BINUTILS_KVX if ADK_TARGET_ARCH_KVX
-default ADK_TOOLCHAIN_BINUTILS_2_38 if ADK_TARGET_ARCH_NDS32
+default ADK_TOOLCHAIN_BINUTILS_NDS32 if ADK_TARGET_ARCH_NDS32
 default ADK_TOOLCHAIN_BINUTILS_2_42
 
 config ADK_TOOLCHAIN_BINUTILS_GIT
@@ -51,6 +51,10 @@ config ADK_TOOLCHAIN_BINUTILS_AVR32
 	bool "2.20.1-avr32"
 	depends on ADK_TARGET_ARCH_AVR32
 
+config ADK_TOOLCHAIN_BINUTILS_NDS32
+	bool "2.24-nds32"
+	depends on ADK_TARGET_ARCH_NDS32
+
 config ADK_TOOLCHAIN_BINUTILS_KVX
 	bool "kvx-coolidge"
 	depends on ADK_TARGET_ARCH_KVX
diff --git a/target/config/Config.in.compiler b/target/config/Config.in.compiler
index 5296d5e78..c0220da11 100644
--- a/target/config/Config.in.compiler
+++ b/target/config/Config.in.compiler
@@ -18,6 +18,7 @@ default ADK_TOOLCHAIN_GCC_AVR32 if ADK_TARGET_ARCH_AVR32
 default ADK_TOOLCHAIN_GCC_KVX if ADK_TARGET_ARCH_KVX
 default ADK_TOOLCHAIN_GCC_LM32 if ADK_TARGET_ARCH_LM32
 default ADK_TOOLCHAIN_GCC_METAG if ADK_TARGET_ARCH_METAG
+default ADK_TOOLCHAIN_GCC_NDS32 if ADK_TARGET_SYSTEM_ANDES_AG101P
 default ADK_TOOLCHAIN_GCC_7 if ADK_TARGET_ARCH_C6X # ICE with newer GCC
 default ADK_TOOLCHAIN_GCC_9 if ADK_TARGET_ARCH_BFIN && ADK_TARGET_BINFMT_FDPIC
 default ADK_TOOLCHAIN_GCC_10 if ADK_TARGET_ARCH_CRIS # no longer supported
@@ -113,6 +114,10 @@ config ADK_TOOLCHAIN_GCC_METAG
 	bool "4.2.4-metag"
 	depends on ADK_TARGET_ARCH_METAG
 
+config ADK_TOOLCHAIN_GCC_NDS32
+	bool "4.9.3-nds32"
+	depends on ADK_TARGET_ARCH_NDS32
+
 config ADK_TOOLCHAIN_GCC_KVX
 	bool "coolidge"
 	depends on ADK_TARGET_ARCH_KVX
diff --git a/target/linux/Config.in.kernelversion b/target/linux/Config.in.kernelversion
index cae413da1..f9dbd281f 100644
--- a/target/linux/Config.in.kernelversion
+++ b/target/linux/Config.in.kernelversion
@@ -13,6 +13,7 @@ default ADK_TARGET_LINUX_KERNEL_VERSION_GIT if ADK_TARGET_CPU_ARC_ARC32
 default ADK_TARGET_LINUX_KERNEL_VERSION_GIT if ADK_TARGET_CPU_ARC_ARC64
 default ADK_TARGET_LINUX_KERNEL_VERSION_GIT if ADK_TARGET_ARCH_KVX
 default ADK_TARGET_LINUX_KERNEL_VERSION_GIT if ADK_TARGET_ARCH_LM32
+default ADK_TARGET_LINUX_KERNEL_VERSION_3_4 if ADK_TARGET_SYSTEM_ANDES_AG101P
 default ADK_TARGET_LINUX_KERNEL_VERSION_4_4 if ADK_TARGET_ARCH_CRIS
 default ADK_TARGET_LINUX_KERNEL_VERSION_4_4 if ADK_TARGET_ARCH_H8300
 default ADK_TARGET_LINUX_KERNEL_VERSION_4_4 if ADK_TARGET_ARCH_METAG
@@ -178,6 +179,10 @@ config ADK_TARGET_LINUX_KERNEL_VERSION_3_16
 	depends on !ADK_TARGET_CPU_MIPS64_MIPS64R6
 	depends on !ADK_TARGET_SYSTEM_ORANGE_PI0
 
+config ADK_TARGET_LINUX_KERNEL_VERSION_3_4
+	bool "3.4.112"
+	depends on ADK_TARGET_ARCH_NDS32
+
 config ADK_TARGET_LINUX_KERNEL_VERSION_2_6_32
 	bool "2.6.32.70"
 	depends on !ADK_TARGET_ARCH_ARC
diff --git a/target/linux/patches/3.4.112/aufs2.patch b/target/linux/patches/3.4.112/aufs2.patch
new file mode 100644
index 000000000..d40c9a3fe
--- /dev/null
+++ b/target/linux/patches/3.4.112/aufs2.patch
@@ -0,0 +1,238 @@
+diff -Nur linux-3.1.4.orig/include/linux/Kbuild linux-3.1.4/include/linux/Kbuild
+--- linux-3.1.4.orig/include/linux/Kbuild	2011-11-28 23:48:14.000000000 +0100
++++ linux-3.1.4/include/linux/Kbuild	2011-12-01 12:44:17.000000000 +0100
+@@ -65,6 +65,7 @@
+ header-y += atmsap.h
+ header-y += atmsvc.h
+ header-y += audit.h
++header-y += aufs_type.h
+ header-y += auto_fs.h
+ header-y += auto_fs4.h
+ header-y += auxvec.h
+diff -Nur linux-3.1.4.orig/include/linux/aufs_type.h linux-3.1.4/include/linux/aufs_type.h
+--- linux-3.1.4.orig/include/linux/aufs_type.h	1970-01-01 01:00:00.000000000 +0100
++++ linux-3.1.4/include/linux/aufs_type.h	2011-12-01 12:44:17.000000000 +0100
+@@ -0,0 +1,197 @@
++/*
++ * Copyright (C) 2005-2011 Junjiro R. Okajima
++ *
++ * This program, aufs is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License as published by
++ * the Free Software Foundation; either version 2 of the License, or
++ * (at your option) any later version.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
++ * GNU General Public License for more details.
++ *
++ * You should have received a copy of the GNU General Public License
++ * along with this program; if not, write to the Free Software
++ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
++ */
++
++#ifndef __AUFS_TYPE_H__
++#define __AUFS_TYPE_H__
++
++#include <linux/ioctl.h>
++#include <linux/kernel.h>
++#include <linux/limits.h>
++#include <linux/types.h>
++
++#define AUFS_VERSION	"2.1-standalone.tree-36-20110110"
++
++/* todo? move this to linux-2.6.19/include/magic.h */
++#define AUFS_SUPER_MAGIC	('a' << 24 | 'u' << 16 | 'f' << 8 | 's')
++
++/* ---------------------------------------------------------------------- */
++
++#ifdef CONFIG_AUFS_BRANCH_MAX_127
++typedef __s8 aufs_bindex_t;
++#define AUFS_BRANCH_MAX 127
++#else
++typedef __s16 aufs_bindex_t;
++#ifdef CONFIG_AUFS_BRANCH_MAX_511
++#define AUFS_BRANCH_MAX 511
++#elif defined(CONFIG_AUFS_BRANCH_MAX_1023)
++#define AUFS_BRANCH_MAX 1023
++#elif defined(CONFIG_AUFS_BRANCH_MAX_32767)
++#define AUFS_BRANCH_MAX 32767
++#endif
++#endif
++
++#ifdef __KERNEL__
++#ifndef AUFS_BRANCH_MAX
++#error unknown CONFIG_AUFS_BRANCH_MAX value
++#endif
++#endif /* __KERNEL__ */
++
++/* ---------------------------------------------------------------------- */
++
++#define AUFS_NAME		"aufs"
++#define AUFS_FSTYPE		AUFS_NAME
++
++#define AUFS_ROOT_INO		2
++#define AUFS_FIRST_INO		11
++
++#define AUFS_WH_PFX		".wh."
++#define AUFS_WH_PFX_LEN		((int)sizeof(AUFS_WH_PFX) - 1)
++#define AUFS_WH_TMP_LEN		4
++/* a limit for rmdir/rename a dir */
++#define AUFS_MAX_NAMELEN	(NAME_MAX \
++				- AUFS_WH_PFX_LEN * 2	/* doubly whiteouted */\
++				- 1			/* dot */\
++				- AUFS_WH_TMP_LEN)	/* hex */
++#define AUFS_XINO_FNAME		"." AUFS_NAME ".xino"
++#define AUFS_XINO_DEFPATH	"/tmp/" AUFS_XINO_FNAME
++#define AUFS_XINO_TRUNC_INIT	64 /* blocks */
++#define AUFS_XINO_TRUNC_STEP	4  /* blocks */
++#define AUFS_DIRWH_DEF		3
++#define AUFS_RDCACHE_DEF	10 /* seconds */
++#define AUFS_RDCACHE_MAX	3600 /* seconds */
++#define AUFS_RDBLK_DEF		512 /* bytes */
++#define AUFS_RDHASH_DEF		32
++#define AUFS_WKQ_NAME		AUFS_NAME "d"
++#define AUFS_WKQ_PRE_NAME	AUFS_WKQ_NAME "_pre"
++#define AUFS_MFS_DEF_SEC	30 /* seconds */
++#define AUFS_MFS_MAX_SEC	3600 /* seconds */
++#define AUFS_PLINK_WARN		100 /* number of plinks */
++
++/* pseudo-link maintenace under /proc */
++#define AUFS_PLINK_MAINT_NAME	"plink_maint"
++#define AUFS_PLINK_MAINT_DIR	"fs/" AUFS_NAME
++#define AUFS_PLINK_MAINT_PATH	AUFS_PLINK_MAINT_DIR "/" AUFS_PLINK_MAINT_NAME
++
++#define AUFS_DIROPQ_NAME	AUFS_WH_PFX ".opq" /* whiteouted doubly */
++#define AUFS_WH_DIROPQ		AUFS_WH_PFX AUFS_DIROPQ_NAME
++
++#define AUFS_BASE_NAME		AUFS_WH_PFX AUFS_NAME
++#define AUFS_PLINKDIR_NAME	AUFS_WH_PFX "plnk"
++#define AUFS_ORPHDIR_NAME	AUFS_WH_PFX "orph"
++
++/* doubly whiteouted */
++#define AUFS_WH_BASE		AUFS_WH_PFX AUFS_BASE_NAME
++#define AUFS_WH_PLINKDIR	AUFS_WH_PFX AUFS_PLINKDIR_NAME
++#define AUFS_WH_ORPHDIR		AUFS_WH_PFX AUFS_ORPHDIR_NAME
++
++/* branch permission */
++#define AUFS_BRPERM_RW		"rw"
++#define AUFS_BRPERM_RO		"ro"
++#define AUFS_BRPERM_RR		"rr"
++#define AUFS_BRPERM_WH		"wh"
++#define AUFS_BRPERM_NLWH	"nolwh"
++#define AUFS_BRPERM_ROWH	AUFS_BRPERM_RO "+" AUFS_BRPERM_WH
++#define AUFS_BRPERM_RRWH	AUFS_BRPERM_RR "+" AUFS_BRPERM_WH
++#define AUFS_BRPERM_RWNLWH	AUFS_BRPERM_RW "+" AUFS_BRPERM_NLWH
++
++/* ---------------------------------------------------------------------- */
++
++/* ioctl */
++enum {
++	/* readdir in userspace */
++	AuCtl_RDU,
++	AuCtl_RDU_INO,
++
++	/* pathconf wrapper */
++	AuCtl_WBR_FD
++};
++
++/* borrowed from linux/include/linux/kernel.h */
++#ifndef ALIGN
++#define ALIGN(x, a)		__ALIGN_MASK(x, (typeof(x))(a)-1)
++#define __ALIGN_MASK(x, mask)	(((x)+(mask))&~(mask))
++#endif
++
++/* borrowed from linux/include/linux/compiler-gcc3.h */
++#ifndef __aligned
++#define __aligned(x)			__attribute__((aligned(x)))
++#define __packed			__attribute__((packed))
++#endif
++
++struct au_rdu_cookie {
++	__u64		h_pos;
++	__s16		bindex;
++	__u8		flags;
++	__u8		pad;
++	__u32		generation;
++} __aligned(8);
++
++struct au_rdu_ent {
++	__u64		ino;
++	__s16		bindex;
++	__u8		type;
++	__u8		nlen;
++	__u8		wh;
++	char		name[0];
++} __aligned(8);
++
++static inline int au_rdu_len(int nlen)
++{
++	/* include the terminating NULL */
++	return ALIGN(sizeof(struct au_rdu_ent) + nlen + 1,
++		     sizeof(__u64));
++}
++
++union au_rdu_ent_ul {
++	struct au_rdu_ent __user	*e;
++	__u64				ul;
++};
++
++enum {
++	AufsCtlRduV_SZ,
++	AufsCtlRduV_End
++};
++
++struct aufs_rdu {
++	/* input */
++	union {
++		__u64		sz;	/* AuCtl_RDU */
++		__u64		nent;	/* AuCtl_RDU_INO */
++	};
++	union au_rdu_ent_ul	ent;
++	__u16			verify[AufsCtlRduV_End];
++
++	/* input/output */
++	__u32			blk;
++
++	/* output */
++	union au_rdu_ent_ul	tail;
++	/* number of entries which were added in a single call */
++	__u64			rent;
++	__u8			full;
++	__u8			shwh;
++
++	struct au_rdu_cookie	cookie;
++} __aligned(8);
++
++#define AuCtlType		'A'
++#define AUFS_CTL_RDU		_IOWR(AuCtlType, AuCtl_RDU, struct aufs_rdu)
++#define AUFS_CTL_RDU_INO	_IOWR(AuCtlType, AuCtl_RDU_INO, struct aufs_rdu)
++#define AUFS_CTL_WBR_FD		_IO(AuCtlType, AuCtl_WBR_FD)
++
++#endif /* __AUFS_TYPE_H__ */
+diff -Nur linux-3.1.4.orig/include/linux/namei.h linux-3.1.4/include/linux/namei.h
+--- linux-3.1.4.orig/include/linux/namei.h	2011-11-28 23:48:14.000000000 +0100
++++ linux-3.1.4/include/linux/namei.h	2011-12-01 12:44:17.000000000 +0100
+@@ -85,6 +85,9 @@
+ extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry *dentry,
+ 		int (*open)(struct inode *, struct file *));
+ 
++extern struct dentry *lookup_hash(struct nameidata *nd);
++extern int __lookup_one_len(const char *name, struct qstr *this,
++			    struct dentry *base, int len);
+ extern struct dentry *lookup_one_len(const char *, struct dentry *, int);
+ 
+ extern int follow_down_one(struct path *);
+diff -Nur linux-3.1.4.orig/include/linux/splice.h linux-3.1.4/include/linux/splice.h
+--- linux-3.1.4.orig/include/linux/splice.h	2011-11-28 23:48:14.000000000 +0100
++++ linux-3.1.4/include/linux/splice.h	2011-12-01 12:45:51.000000000 +0100
+@@ -91,4 +91,9 @@
+ extern void spd_release_page(struct splice_pipe_desc *, unsigned int);
+ 
+ extern const struct pipe_buf_operations page_cache_pipe_buf_ops;
++extern long do_splice_from(struct pipe_inode_info *pipe, struct file *out,
++			   loff_t *ppos, size_t len, unsigned int flags);
++extern long do_splice_to(struct file *in, loff_t *ppos,
++			 struct pipe_inode_info *pipe, size_t len,
++			 unsigned int flags);
+ #endif
diff --git a/target/linux/patches/3.4.112/bsd-compatibility.patch b/target/linux/patches/3.4.112/bsd-compatibility.patch
new file mode 100644
index 000000000..9e91a62de
--- /dev/null
+++ b/target/linux/patches/3.4.112/bsd-compatibility.patch
@@ -0,0 +1,2512 @@
+diff -Nur linux-2.6.36.orig/scripts/Makefile.lib linux-2.6.36/scripts/Makefile.lib
+--- linux-2.6.36.orig/scripts/Makefile.lib	2010-10-20 22:30:22.000000000 +0200
++++ linux-2.6.36/scripts/Makefile.lib	2010-11-28 18:34:22.000000000 +0100
+@@ -216,7 +216,12 @@
+ size_append = printf $(shell						\
+ dec_size=0;								\
+ for F in $1; do								\
+-	fsize=$$(stat -c "%s" $$F);					\
++	if stat -qs .>/dev/null 2>&1; then				\
++		statcmd='stat -f %z';					\
++	else								\
++		statcmd='stat -c %s';					\
++	fi;								\
++	fsize=$$($$statcmd $$F);					\
+ 	dec_size=$$(expr $$dec_size + $$fsize);				\
+ done;									\
+ printf "%08x\n" $$dec_size |						\
+diff -Nur linux-2.6.36.orig/scripts/mod/mk_elfconfig.c linux-2.6.36/scripts/mod/mk_elfconfig.c
+--- linux-2.6.36.orig/scripts/mod/mk_elfconfig.c	2010-10-20 22:30:22.000000000 +0200
++++ linux-2.6.36/scripts/mod/mk_elfconfig.c	2010-11-28 18:33:24.000000000 +0100
+@@ -1,7 +1,18 @@
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <string.h>
+-#include <elf.h>
++
++#define EI_NIDENT (16)
++#define ELFMAG          "\177ELF"
++
++#define SELFMAG         4
++#define EI_CLASS        4
++#define ELFCLASS32      1               /* 32-bit objects */
++#define ELFCLASS64      2               /* 64-bit objects */
++
++#define EI_DATA         5               /* Data encoding byte index */
++#define ELFDATA2LSB     1               /* 2's complement, little endian */
++#define ELFDATA2MSB     2               /* 2's complement, big endian */
+ 
+ int
+ main(int argc, char **argv)
+diff -Nur linux-2.6.36.orig/scripts/mod/modpost.h linux-2.6.36/scripts/mod/modpost.h
+--- linux-2.6.36.orig/scripts/mod/modpost.h	2010-10-20 22:30:22.000000000 +0200
++++ linux-2.6.36/scripts/mod/modpost.h	2010-11-28 18:33:24.000000000 +0100
+@@ -7,7 +7,2453 @@
+ #include <sys/mman.h>
+ #include <fcntl.h>
+ #include <unistd.h>
+-#include <elf.h>
++
++
++/* This file defines standard ELF types, structures, and macros.
++   Copyright (C) 1995-1999,2000,2001,2002,2003 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, write to the Free
++   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
++   02111-1307 USA.  */
++
++#ifndef _ELF_H
++#define	_ELF_H 1
++
++__BEGIN_DECLS
++
++/* Standard ELF types.  */
++
++#include <stdint.h>
++
++/* Type for a 16-bit quantity.  */
++typedef uint16_t Elf32_Half;
++typedef uint16_t Elf64_Half;
++
++/* Types for signed and unsigned 32-bit quantities.  */
++typedef uint32_t Elf32_Word;
++typedef	int32_t  Elf32_Sword;
++typedef uint32_t Elf64_Word;
++typedef	int32_t  Elf64_Sword;
++
++/* Types for signed and unsigned 64-bit quantities.  */
++typedef uint64_t Elf32_Xword;
++typedef	int64_t  Elf32_Sxword;
++typedef uint64_t Elf64_Xword;
++typedef	int64_t  Elf64_Sxword;
++
++/* Type of addresses.  */
++typedef uint32_t Elf32_Addr;
++typedef uint64_t Elf64_Addr;
++
++/* Type of file offsets.  */
++typedef uint32_t Elf32_Off;
++typedef uint64_t Elf64_Off;
++
++/* Type for section indices, which are 16-bit quantities.  */
++typedef uint16_t Elf32_Section;
++typedef uint16_t Elf64_Section;
++
++/* Type for version symbol information.  */
++typedef Elf32_Half Elf32_Versym;
++typedef Elf64_Half Elf64_Versym;
++
++
++/* The ELF file header.  This appears at the start of every ELF file.  */
++
++#define EI_NIDENT (16)
++
++typedef struct
++{
++  unsigned char	e_ident[EI_NIDENT];	/* Magic number and other info */
++  Elf32_Half	e_type;			/* Object file type */
++  Elf32_Half	e_machine;		/* Architecture */
++  Elf32_Word	e_version;		/* Object file version */
++  Elf32_Addr	e_entry;		/* Entry point virtual address */
++  Elf32_Off	e_phoff;		/* Program header table file offset */
++  Elf32_Off	e_shoff;		/* Section header table file offset */
++  Elf32_Word	e_flags;		/* Processor-specific flags */
++  Elf32_Half	e_ehsize;		/* ELF header size in bytes */
++  Elf32_Half	e_phentsize;		/* Program header table entry size */
++  Elf32_Half	e_phnum;		/* Program header table entry count */
++  Elf32_Half	e_shentsize;		/* Section header table entry size */
++  Elf32_Half	e_shnum;		/* Section header table entry count */
++  Elf32_Half	e_shstrndx;		/* Section header string table index */
++} Elf32_Ehdr;
++
++typedef struct
++{
++  unsigned char	e_ident[EI_NIDENT];	/* Magic number and other info */
++  Elf64_Half	e_type;			/* Object file type */
++  Elf64_Half	e_machine;		/* Architecture */
++  Elf64_Word	e_version;		/* Object file version */
++  Elf64_Addr	e_entry;		/* Entry point virtual address */
++  Elf64_Off	e_phoff;		/* Program header table file offset */
++  Elf64_Off	e_shoff;		/* Section header table file offset */
++  Elf64_Word	e_flags;		/* Processor-specific flags */
++  Elf64_Half	e_ehsize;		/* ELF header size in bytes */
++  Elf64_Half	e_phentsize;		/* Program header table entry size */
++  Elf64_Half	e_phnum;		/* Program header table entry count */
++  Elf64_Half	e_shentsize;		/* Section header table entry size */
++  Elf64_Half	e_shnum;		/* Section header table entry count */
++  Elf64_Half	e_shstrndx;		/* Section header string table index */
++} Elf64_Ehdr;
++
++/* Fields in the e_ident array.  The EI_* macros are indices into the
++   array.  The macros under each EI_* macro are the values the byte
++   may have.  */
++
++#define EI_MAG0		0		/* File identification byte 0 index */
++#define ELFMAG0		0x7f		/* Magic number byte 0 */
++
++#define EI_MAG1		1		/* File identification byte 1 index */
++#define ELFMAG1		'E'		/* Magic number byte 1 */
++
++#define EI_MAG2		2		/* File identification byte 2 index */
++#define ELFMAG2		'L'		/* Magic number byte 2 */
++
++#define EI_MAG3		3		/* File identification byte 3 index */
++#define ELFMAG3		'F'		/* Magic number byte 3 */
++
++/* Conglomeration of the identification bytes, for easy testing as a word.  */
++#define	ELFMAG		"\177ELF"
++#define	SELFMAG		4
++
++#define EI_CLASS	4		/* File class byte index */
++#define ELFCLASSNONE	0		/* Invalid class */
++#define ELFCLASS32	1		/* 32-bit objects */
++#define ELFCLASS64	2		/* 64-bit objects */
++#define ELFCLASSNUM	3
++
++#define EI_DATA		5		/* Data encoding byte index */
++#define ELFDATANONE	0		/* Invalid data encoding */
++#define ELFDATA2LSB	1		/* 2's complement, little endian */
++#define ELFDATA2MSB	2		/* 2's complement, big endian */
++#define ELFDATANUM	3
++
++#define EI_VERSION	6		/* File version byte index */
++					/* Value must be EV_CURRENT */
++
++#define EI_OSABI	7		/* OS ABI identification */
++#define ELFOSABI_NONE		0	/* UNIX System V ABI */
++#define ELFOSABI_SYSV		0	/* Alias.  */
++#define ELFOSABI_HPUX		1	/* HP-UX */
++#define ELFOSABI_NETBSD		2	/* NetBSD.  */
++#define ELFOSABI_LINUX		3	/* Linux.  */
++#define ELFOSABI_SOLARIS	6	/* Sun Solaris.  */
++#define ELFOSABI_AIX		7	/* IBM AIX.  */
++#define ELFOSABI_IRIX		8	/* SGI Irix.  */
++#define ELFOSABI_FREEBSD	9	/* FreeBSD.  */
++#define ELFOSABI_TRU64		10	/* Compaq TRU64 UNIX.  */
++#define ELFOSABI_MODESTO	11	/* Novell Modesto.  */
++#define ELFOSABI_OPENBSD	12	/* OpenBSD.  */
++#define ELFOSABI_ARM		97	/* ARM */
++#define ELFOSABI_STANDALONE	255	/* Standalone (embedded) application */
++
++#define EI_ABIVERSION	8		/* ABI version */
++
++#define EI_PAD		9		/* Byte index of padding bytes */
++
++/* Legal values for e_type (object file type).  */
++
++#define ET_NONE		0		/* No file type */
++#define ET_REL		1		/* Relocatable file */
++#define ET_EXEC		2		/* Executable file */
++#define ET_DYN		3		/* Shared object file */
++#define ET_CORE		4		/* Core file */
++#define	ET_NUM		5		/* Number of defined types */
++#define ET_LOOS		0xfe00		/* OS-specific range start */
++#define ET_HIOS		0xfeff		/* OS-specific range end */
++#define ET_LOPROC	0xff00		/* Processor-specific range start */
++#define ET_HIPROC	0xffff		/* Processor-specific range end */
++
++/* Legal values for e_machine (architecture).  */
++
++#define EM_NONE		 0		/* No machine */
++#define EM_M32		 1		/* AT&T WE 32100 */
++#define EM_SPARC	 2		/* SUN SPARC */
++#define EM_386		 3		/* Intel 80386 */
++#define EM_68K		 4		/* Motorola m68k family */
++#define EM_88K		 5		/* Motorola m88k family */
++#define EM_860		 7		/* Intel 80860 */
++#define EM_MIPS		 8		/* MIPS R3000 big-endian */
++#define EM_S370		 9		/* IBM System/370 */
++#define EM_MIPS_RS3_LE	10		/* MIPS R3000 little-endian */
++
++#define EM_PARISC	15		/* HPPA */
++#define EM_VPP500	17		/* Fujitsu VPP500 */
++#define EM_SPARC32PLUS	18		/* Sun's "v8plus" */
++#define EM_960		19		/* Intel 80960 */
++#define EM_PPC		20		/* PowerPC */
++#define EM_PPC64	21		/* PowerPC 64-bit */
++#define EM_S390		22		/* IBM S390 */
++
++#define EM_V800		36		/* NEC V800 series */
++#define EM_FR20		37		/* Fujitsu FR20 */
++#define EM_RH32		38		/* TRW RH-32 */
++#define EM_RCE		39		/* Motorola RCE */
++#define EM_ARM		40		/* ARM */
++#define EM_FAKE_ALPHA	41		/* Digital Alpha */
++#define EM_SH		42		/* Hitachi SH */
++#define EM_SPARCV9	43		/* SPARC v9 64-bit */
++#define EM_TRICORE	44		/* Siemens Tricore */
++#define EM_ARC		45		/* Argonaut RISC Core */
++#define EM_H8_300	46		/* Hitachi H8/300 */
++#define EM_H8_300H	47		/* Hitachi H8/300H */
++#define EM_H8S		48		/* Hitachi H8S */
++#define EM_H8_500	49		/* Hitachi H8/500 */
++#define EM_IA_64	50		/* Intel Merced */
++#define EM_MIPS_X	51		/* Stanford MIPS-X */
++#define EM_COLDFIRE	52		/* Motorola Coldfire */
++#define EM_68HC12	53		/* Motorola M68HC12 */
++#define EM_MMA		54		/* Fujitsu MMA Multimedia Accelerator*/
++#define EM_PCP		55		/* Siemens PCP */
++#define EM_NCPU		56		/* Sony nCPU embeeded RISC */
++#define EM_NDR1		57		/* Denso NDR1 microprocessor */
++#define EM_STARCORE	58		/* Motorola Start*Core processor */
++#define EM_ME16		59		/* Toyota ME16 processor */
++#define EM_ST100	60		/* STMicroelectronic ST100 processor */
++#define EM_TINYJ	61		/* Advanced Logic Corp. Tinyj emb.fam*/
++#define EM_X86_64	62		/* AMD x86-64 architecture */
++#define EM_PDSP		63		/* Sony DSP Processor */
++
++#define EM_FX66		66		/* Siemens FX66 microcontroller */
++#define EM_ST9PLUS	67		/* STMicroelectronics ST9+ 8/16 mc */
++#define EM_ST7		68		/* STmicroelectronics ST7 8 bit mc */
++#define EM_68HC16	69		/* Motorola MC68HC16 microcontroller */
++#define EM_68HC11	70		/* Motorola MC68HC11 microcontroller */
++#define EM_68HC08	71		/* Motorola MC68HC08 microcontroller */
++#define EM_68HC05	72		/* Motorola MC68HC05 microcontroller */
++#define EM_SVX		73		/* Silicon Graphics SVx */
++#define EM_ST19		74		/* STMicroelectronics ST19 8 bit mc */
++#define EM_VAX		75		/* Digital VAX */
++#define EM_CRIS		76		/* Axis Communications 32-bit embedded processor */
++#define EM_JAVELIN	77		/* Infineon Technologies 32-bit embedded processor */
++#define EM_FIREPATH	78		/* Element 14 64-bit DSP Processor */
++#define EM_ZSP		79		/* LSI Logic 16-bit DSP Processor */
++#define EM_MMIX		80		/* Donald Knuth's educational 64-bit processor */
++#define EM_HUANY	81		/* Harvard University machine-independent object files */
++#define EM_PRISM	82		/* SiTera Prism */
++#define EM_AVR		83		/* Atmel AVR 8-bit microcontroller */
++#define EM_FR30		84		/* Fujitsu FR30 */
++#define EM_D10V		85		/* Mitsubishi D10V */
++#define EM_D30V		86		/* Mitsubishi D30V */
++#define EM_V850		87		/* NEC v850 */
++#define EM_M32R		88		/* Mitsubishi M32R */
++#define EM_MN10300	89		/* Matsushita MN10300 */
++#define EM_MN10200	90		/* Matsushita MN10200 */
++#define EM_PJ		91		/* picoJava */
++#define EM_OPENRISC	92		/* OpenRISC 32-bit embedded processor */
++#define EM_ARC_A5	93		/* ARC Cores Tangent-A5 */
++#define EM_XTENSA	94		/* Tensilica Xtensa Architecture */
++#define EM_NUM		95
++
++/* If it is necessary to assign new unofficial EM_* values, please
++   pick large random numbers (0x8523, 0xa7f2, etc.) to minimize the
++   chances of collision with official or non-GNU unofficial values.  */
++
++#define EM_ALPHA	0x9026
++
++/* Legal values for e_version (version).  */
++
++#define EV_NONE		0		/* Invalid ELF version */
++#define EV_CURRENT	1		/* Current version */
++#define EV_NUM		2
++
++/* Section header.  */
++
++typedef struct
++{
++  Elf32_Word	sh_name;		/* Section name (string tbl index) */
++  Elf32_Word	sh_type;		/* Section type */
++  Elf32_Word	sh_flags;		/* Section flags */
++  Elf32_Addr	sh_addr;		/* Section virtual addr at execution */
++  Elf32_Off	sh_offset;		/* Section file offset */
++  Elf32_Word	sh_size;		/* Section size in bytes */
++  Elf32_Word	sh_link;		/* Link to another section */
++  Elf32_Word	sh_info;		/* Additional section information */
++  Elf32_Word	sh_addralign;		/* Section alignment */
++  Elf32_Word	sh_entsize;		/* Entry size if section holds table */
++} Elf32_Shdr;
++
++typedef struct
++{
++  Elf64_Word	sh_name;		/* Section name (string tbl index) */
++  Elf64_Word	sh_type;		/* Section type */
++  Elf64_Xword	sh_flags;		/* Section flags */
++  Elf64_Addr	sh_addr;		/* Section virtual addr at execution */
++  Elf64_Off	sh_offset;		/* Section file offset */
++  Elf64_Xword	sh_size;		/* Section size in bytes */
++  Elf64_Word	sh_link;		/* Link to another section */
++  Elf64_Word	sh_info;		/* Additional section information */
++  Elf64_Xword	sh_addralign;		/* Section alignment */
++  Elf64_Xword	sh_entsize;		/* Entry size if section holds table */
++} Elf64_Shdr;
++
++/* Special section indices.  */
++
++#define SHN_UNDEF	0		/* Undefined section */
++#define SHN_LORESERVE	0xff00		/* Start of reserved indices */
++#define SHN_LOPROC	0xff00		/* Start of processor-specific */
++#define SHN_HIPROC	0xff1f		/* End of processor-specific */
++#define SHN_LOOS	0xff20		/* Start of OS-specific */
++#define SHN_HIOS	0xff3f		/* End of OS-specific */
++#define SHN_ABS		0xfff1		/* Associated symbol is absolute */
++#define SHN_COMMON	0xfff2		/* Associated symbol is common */
++#define SHN_XINDEX	0xffff		/* Index is in extra table.  */
++#define SHN_HIRESERVE	0xffff		/* End of reserved indices */
++
++/* Legal values for sh_type (section type).  */
++
++#define SHT_NULL	  0		/* Section header table entry unused */
++#define SHT_PROGBITS	  1		/* Program data */
++#define SHT_SYMTAB	  2		/* Symbol table */
++#define SHT_STRTAB	  3		/* String table */
++#define SHT_RELA	  4		/* Relocation entries with addends */
++#define SHT_HASH	  5		/* Symbol hash table */
++#define SHT_DYNAMIC	  6		/* Dynamic linking information */
++#define SHT_NOTE	  7		/* Notes */
++#define SHT_NOBITS	  8		/* Program space with no data (bss) */
++#define SHT_REL		  9		/* Relocation entries, no addends */
++#define SHT_SHLIB	  10		/* Reserved */
++#define SHT_DYNSYM	  11		/* Dynamic linker symbol table */
++#define SHT_INIT_ARRAY	  14		/* Array of constructors */
++#define SHT_FINI_ARRAY	  15		/* Array of destructors */
++#define SHT_PREINIT_ARRAY 16		/* Array of pre-constructors */
++#define SHT_GROUP	  17		/* Section group */
++#define SHT_SYMTAB_SHNDX  18		/* Extended section indeces */
++#define	SHT_NUM		  19		/* Number of defined types.  */
++#define SHT_LOOS	  0x60000000	/* Start OS-specific */
++#define SHT_GNU_LIBLIST	  0x6ffffff7	/* Prelink library list */
++#define SHT_CHECKSUM	  0x6ffffff8	/* Checksum for DSO content.  */
++#define SHT_LOSUNW	  0x6ffffffa	/* Sun-specific low bound.  */
++#define SHT_SUNW_move	  0x6ffffffa
++#define SHT_SUNW_COMDAT   0x6ffffffb
++#define SHT_SUNW_syminfo  0x6ffffffc
++#define SHT_GNU_verdef	  0x6ffffffd	/* Version definition section.  */
++#define SHT_GNU_verneed	  0x6ffffffe	/* Version needs section.  */
++#define SHT_GNU_versym	  0x6fffffff	/* Version symbol table.  */
++#define SHT_HISUNW	  0x6fffffff	/* Sun-specific high bound.  */
++#define SHT_HIOS	  0x6fffffff	/* End OS-specific type */
++#define SHT_LOPROC	  0x70000000	/* Start of processor-specific */
++#define SHT_HIPROC	  0x7fffffff	/* End of processor-specific */
++#define SHT_LOUSER	  0x80000000	/* Start of application-specific */
++#define SHT_HIUSER	  0x8fffffff	/* End of application-specific */
++
++/* Legal values for sh_flags (section flags).  */
++
++#define SHF_WRITE	     (1 << 0)	/* Writable */
++#define SHF_ALLOC	     (1 << 1)	/* Occupies memory during execution */
++#define SHF_EXECINSTR	     (1 << 2)	/* Executable */
++#define SHF_MERGE	     (1 << 4)	/* Might be merged */
++#define SHF_STRINGS	     (1 << 5)	/* Contains nul-terminated strings */
++#define SHF_INFO_LINK	     (1 << 6)	/* `sh_info' contains SHT index */
++#define SHF_LINK_ORDER	     (1 << 7)	/* Preserve order after combining */
++#define SHF_OS_NONCONFORMING (1 << 8)	/* Non-standard OS specific handling
++					   required */
++#define SHF_GROUP	     (1 << 9)	/* Section is member of a group.  */
++#define SHF_TLS		     (1 << 10)	/* Section hold thread-local data.  */
++#define SHF_MASKOS	     0x0ff00000	/* OS-specific.  */
++#define SHF_MASKPROC	     0xf0000000	/* Processor-specific */
++
++/* Section group handling.  */
++#define GRP_COMDAT	0x1		/* Mark group as COMDAT.  */
++
++/* Symbol table entry.  */
++
++typedef struct
++{
++  Elf32_Word	st_name;		/* Symbol name (string tbl index) */
++  Elf32_Addr	st_value;		/* Symbol value */
++  Elf32_Word	st_size;		/* Symbol size */
++  unsigned char	st_info;		/* Symbol type and binding */
++  unsigned char	st_other;		/* Symbol visibility */
++  Elf32_Section	st_shndx;		/* Section index */
++} Elf32_Sym;
++
++typedef struct
++{
++  Elf64_Word	st_name;		/* Symbol name (string tbl index) */
++  unsigned char	st_info;		/* Symbol type and binding */
++  unsigned char st_other;		/* Symbol visibility */
++  Elf64_Section	st_shndx;		/* Section index */
++  Elf64_Addr	st_value;		/* Symbol value */
++  Elf64_Xword	st_size;		/* Symbol size */
++} Elf64_Sym;
++
++/* The syminfo section if available contains additional information about
++   every dynamic symbol.  */
++
++typedef struct
++{
++  Elf32_Half si_boundto;		/* Direct bindings, symbol bound to */
++  Elf32_Half si_flags;			/* Per symbol flags */
++} Elf32_Syminfo;
++
++typedef struct
++{
++  Elf64_Half si_boundto;		/* Direct bindings, symbol bound to */
++  Elf64_Half si_flags;			/* Per symbol flags */
++} Elf64_Syminfo;
++
++/* Possible values for si_boundto.  */
++#define SYMINFO_BT_SELF		0xffff	/* Symbol bound to self */
++#define SYMINFO_BT_PARENT	0xfffe	/* Symbol bound to parent */
++#define SYMINFO_BT_LOWRESERVE	0xff00	/* Beginni