Added needed files.

new file:   arch/x86/kernel/gencore.c
	new file:   arch/x86/kernel/include/elfcore.h
	new file:   arch/x86/kernel/include/elfcoregpl.h

arch/x86/kernel/include/elfcore.h

@@ -0,0 +1,85 @@
+/*
+ * Structures and definitions for ELF core file.
+ * Extracted from 
+ * System V Application Binary Interface - DRAFT - 10 June 2013,
+ * http://www.sco.com/developers/gabi/latest/contents.html
+ */
+
+typedef	uint16_t	Elf64_Half;
+typedef	uint32_t	Elf64_Word;
+typedef	uint64_t	Elf64_Xword;
+typedef	uint64_t	Elf64_Addr;
+typedef	uint64_t	Elf64_Off;
+
+#define	EI_NIDENT	16
+
+typedef struct {
+	unsigned char e_ident[EI_NIDENT];
+	Elf64_Half e_type;
+	Elf64_Half e_machine;
+	Elf64_Word e_version;
+	Elf64_Addr e_entry;
+	Elf64_Off e_phoff;
+	Elf64_Off e_shoff;
+	Elf64_Word e_flags;
+	Elf64_Half e_ehsize;
+	Elf64_Half e_phentsize;
+	Elf64_Half e_phnum;
+	Elf64_Half e_shentsize;
+	Elf64_Half e_shnum;
+	Elf64_Half e_shstrndx;
+} Elf64_Ehdr;
+
+#define	EI_MAG0		0
+#define	EI_MAG1		1
+#define EI_MAG2		2
+#define	EI_MAG3		3
+#define	EI_CLASS	4
+#define EI_DATA		5
+#define	EI_VERSION	6
+#define	EI_OSABI	7
+#define	EI_ABIVERSION	8
+#define EI_PAD		9
+
+
+#define	ELFMAG0		0x7f
+#define	ELFMAG1		'E'
+#define	ELFMAG2		'L'
+#define	ELFMAG3		'F'
+
+#define	ELFCLASS64	2	/* 64-bit object */
+#define	ELFDATA2LSB	1	/* LSB */
+#define	El_VERSION	1	/* defined to be the same as EV CURRENT */
+#define	ELFOSABI_NONE	0	/* unspecied */
+#define	EI_ABIVERSION	0	/* unspecied */ /* xxx */
+#define	ET_CORE		4	/* Core file */
+#define	EM_K10M		181	/* Intel K10M */
+#define	EV_CURRENT	1	/* Current version */
+
+typedef struct {
+	Elf64_Word p_type;
+	Elf64_Word p_flags;
+	Elf64_Off p_offset;
+	Elf64_Addr p_vaddr;
+	Elf64_Addr p_paddr;
+	Elf64_Xword p_filesz;
+	Elf64_Xword p_memsz;
+	Elf64_Xword p_align;
+} Elf64_Phdr;
+
+#define	PT_LOAD		1
+#define	PT_NOTE		4
+
+#define	PF_X		1	/* executable bit */
+#define	PF_W		2	/* writable bit */
+#define	PF_R		4	/* readable bit */
+
+typedef struct note {
+	Elf64_Xword namesz;
+	Elf64_Xword descsz;
+	Elf64_Xword type;
+	char *contents;		/* name char[namesz] and desc[descsz] */
+};
+
+#include "elfcoregpl.h"
+