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uefi: Initial 32 bit UEFI support

This commit is contained in:
mintsuki 2021-07-20 13:35:43 +02:00
parent f5b0a4ee25
commit 6e1afcd3cb
26 changed files with 2032 additions and 415 deletions
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2
.gitignore vendored
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@ -2,7 +2,7 @@
/build
/toolchain
/gnu-efi
/ovmf
/ovmf*
/**/*.o
/**/*.d
/**/*.a

57
Makefile
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@ -76,12 +76,22 @@ limine-uefi:
cp build/stage23-uefi/BOOTX64.EFI ./bin/
$(MAKE) bin/limine-eltorito-efi.bin
.PHONY: limine-uefi32
limine-uefi32:
$(MAKE) gnu-efi
$(MAKE) stage23-uefi32
mkdir -p bin
cp build/stage23-uefi32/BOOTIA32.EFI ./bin/
.PHONY: limine-bios-clean
limine-bios-clean: stage23-bios-clean decompressor-clean
.PHONY: limine-uefi-clean
limine-uefi-clean: stage23-uefi-clean
.PHONY: limine-uefi32-clean
limine-uefi-clean: stage23-uefi32-clean
.PHONY: distclean2
distclean2: clean test-clean
rm -rf bin build toolchain ovmf gnu-efi
@ -101,6 +111,14 @@ stage23-uefi: stivale
stage23-uefi-clean:
$(MAKE) -C stage23 clean TARGET=uefi BUILDDIR="`pwd`/build/stage23-uefi"
.PHONY: stage23-uefi32
stage23-uefi32: stivale
$(MAKE) -C stage23 all TARGET=uefi32 BUILDDIR="`pwd`/build/stage23-uefi32"
.PHONY: stage23-uefi32-clean
stage23-uefi32-clean:
$(MAKE) -C stage23 clean TARGET=uefi32 BUILDDIR="`pwd`/build/stage23-uefi32"
.PHONY: stage23-bios
stage23-bios: stivale
$(MAKE) -C stage23 all TARGET=bios BUILDDIR="`pwd`/build/stage23-bios"
@ -128,11 +146,15 @@ toolchain:
gnu-efi:
git clone https://git.code.sf.net/p/gnu-efi/code --branch=3.0.13 --depth=1 $@
cp aux/elf.h gnu-efi/inc/
cp aux/elf/* gnu-efi/inc/
ovmf:
mkdir -p ovmf
cd ovmf && curl -o OVMF-X64.zip https://efi.akeo.ie/OVMF/OVMF-X64.zip && 7z x OVMF-X64.zip
ovmf-x64:
mkdir -p ovmf-x64
cd ovmf-x64 && curl -o OVMF-X64.zip https://efi.akeo.ie/OVMF/OVMF-X64.zip && 7z x OVMF-X64.zip
ovmf-ia32:
mkdir -p ovmf-ia32
cd ovmf-ia32 && curl -o OVMF-IA32.zip https://efi.akeo.ie/OVMF/OVMF-IA32.zip && 7z x OVMF-IA32.zip
.PHONY: test.hdd
test.hdd:
@ -288,7 +310,7 @@ pxe-test:
.PHONY: uefi-test
uefi-test:
$(MAKE) ovmf
$(MAKE) ovmf-x64
$(MAKE) test-clean
$(MAKE) test.hdd
$(MAKE) limine-uefi
@ -307,4 +329,27 @@ uefi-test:
sudo umount test_image/
sudo losetup -d `cat loopback_dev`
rm -rf test_image loopback_dev
qemu-system-x86_64 -M q35 -L ovmf -bios ovmf/OVMF.fd -net none -smp 4 -enable-kvm -cpu host -hda test.hdd -debugcon stdio
qemu-system-x86_64 -M q35 -L ovmf -bios ovmf-x64/OVMF.fd -net none -smp 4 -enable-kvm -cpu host -hda test.hdd -debugcon stdio
.PHONY: uefi32-test
uefi32-test:
$(MAKE) ovmf-ia32
$(MAKE) test-clean
$(MAKE) test.hdd
$(MAKE) limine-uefi32
$(MAKE) -C test
rm -rf test_image/
mkdir test_image
sudo losetup -Pf --show test.hdd > loopback_dev
sudo partprobe `cat loopback_dev`
sudo mkfs.fat -F 32 `cat loopback_dev`p1
sudo mount `cat loopback_dev`p1 test_image
sudo mkdir test_image/boot
sudo cp -rv bin/* test/* test_image/boot/
sudo mkdir -p test_image/EFI/BOOT
sudo cp bin/BOOTIA32.EFI test_image/EFI/BOOT/
sync
sudo umount test_image/
sudo losetup -d `cat loopback_dev`
rm -rf test_image loopback_dev
qemu-system-x86_64 -M q35 -L ovmf -bios ovmf-ia32/OVMF.fd -net none -smp 4 -enable-kvm -cpu host -hda test.hdd -debugcon stdio

362
aux/elf.h
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@ -1,362 +0,0 @@
// This file is taken straight from the mlibc project.
// <https://github.com/managarm/mlibc>
#ifndef _ELF_H
#define _ELF_H
#include <stdint.h>
// TODO: Convert the enums to #defines so that they work with #ifdef.
#define ELFCLASS64 2
#define ELFDATA2LSB 1
#define ELFOSABI_SYSV 0
#define EM_X86_64 62
#define SHT_NULL 0
#define SHT_PROGBITS 1
#define SHT_SYMTAB 2
#define SHT_STRTAB 3
#define SHT_RELA 4
#define SHT_HASH 5
#define SHT_DYNAMIC 6
#define SHT_NOBITS 8
#define SHT_DYNSYM 11
#define SHF_WRITE 1
#define SHF_ALLOC 2
#define SHF_EXECINSTR 4
typedef uint64_t Elf64_Addr;
typedef uint64_t Elf64_Off;
typedef uint16_t Elf64_Half;
typedef uint32_t Elf64_Word;
typedef int32_t Elf64_Sword;
typedef uint64_t Elf64_Xword;
typedef int64_t Elf64_Sxword;
typedef uint32_t Elf32_Addr;
typedef uint32_t Elf32_Off;
typedef uint16_t Elf32_Half;
typedef uint32_t Elf32_Word;
typedef int32_t Elf32_Sword;
typedef uint64_t Elf32_Xword;
typedef int64_t Elf32_Sxword;
#define EI_NIDENT (16)
typedef struct {
unsigned char e_ident[EI_NIDENT]; /* ELF identification */
Elf32_Half e_type; /* Object file type */
Elf32_Half e_machine; /* Machine type */
Elf32_Word e_version; /* Object file version */
Elf32_Addr e_entry; /* Entry point address */
Elf32_Off e_phoff; /* Program header offset */
Elf32_Off e_shoff; /* Section header offset */
Elf32_Word e_flags; /* Processor-specific flags */
Elf32_Half e_ehsize; /* ELF header size */
Elf32_Half e_phentsize; /* Size of program header entry */
Elf32_Half e_phnum; /* Number of program header entries */
Elf32_Half e_shentsize; /* Size of section header entry */
Elf32_Half e_shnum; /* Number of section header entries */
Elf32_Half e_shstrndx; /* Section name string table index */
} Elf32_Ehdr;
typedef struct {
unsigned char e_ident[EI_NIDENT]; /* ELF identification */
Elf64_Half e_type; /* Object file type */
Elf64_Half e_machine; /* Machine type */
Elf64_Word e_version; /* Object file version */
Elf64_Addr e_entry; /* Entry point address */
Elf64_Off e_phoff; /* Program header offset */
Elf64_Off e_shoff; /* Section header offset */
Elf64_Word e_flags; /* Processor-specific flags */
Elf64_Half e_ehsize; /* ELF header size */
Elf64_Half e_phentsize; /* Size of program header entry */
Elf64_Half e_phnum; /* Number of program header entries */
Elf64_Half e_shentsize; /* Size of section header entry */
Elf64_Half e_shnum; /* Number of section header entries */
Elf64_Half e_shstrndx; /* Section name string table index */
} Elf64_Ehdr;
enum {
ET_NONE = 0,
ET_REL = 1,
ET_EXEC = 2,
ET_DYN = 3,
ET_CORE = 4,
};
enum {
SHN_UNDEF = 0,
SHN_ABS = 0xFFF1
};
typedef struct {
Elf64_Word st_name;
unsigned char st_info;
unsigned char st_other;
Elf64_Half st_shndx;
Elf64_Addr st_value;
Elf64_Xword st_size;
} Elf64_Sym ;
extern inline unsigned char ELF64_ST_BIND(unsigned char info) {
return info >> 4;
}
extern inline unsigned char ELF64_ST_TYPE(unsigned char info) {
return info & 0x0F;
}
extern inline unsigned char ELF64_ST_INFO(unsigned char bind, unsigned char type) {
return (bind << 4) | type;
}
enum {
STB_GLOBAL = 1,
STB_WEAK = 2,
STB_GNU_UNIQUE = 10
};
enum {
STT_OBJECT = 1,
STT_FUNC = 2,
STT_TLS = 6
};
enum {
R_X86_64_NONE = 0,
R_X86_64_64 = 1,
R_X86_64_COPY = 5,
R_X86_64_GLOB_DAT = 6,
R_X86_64_JUMP_SLOT = 7,
R_X86_64_RELATIVE = 8,
R_X86_64_DTPMOD64 = 16,
R_X86_64_DTPOFF64 = 17,
R_X86_64_TPOFF64 = 18,
};
enum {
R_AARCH64_ABS64 = 257,
R_AARCH64_COPY = 1024,
R_AARCH64_GLOB_DAT = 1025,
R_AARCH64_JUMP_SLOT = 1026,
R_AARCH64_RELATIVE = 1027,
R_AARCH64_TLSDESC = 1031
};
typedef struct {
Elf64_Addr r_offset;
uint64_t r_info;
} Elf64_Rel;
typedef struct {
Elf64_Addr r_offset;
Elf64_Xword r_info;
Elf64_Sxword r_addend;
} Elf64_Rela;
static inline Elf64_Xword ELF64_R_SYM(Elf64_Xword info) {
return info >> 32;
}
static inline Elf64_Xword ELF64_R_TYPE(Elf64_Xword info) {
return info & 0xFFFFFFFF;
}
enum {
PT_LOAD = 1,
PT_DYNAMIC = 2,
PT_INTERP = 3,
PT_NOTE = 4,
PT_PHDR = 6,
PT_TLS = 7,
PT_GNU_EH_FRAME = 0x6474E550,
PT_GNU_STACK = 0x6474E551,
PT_GNU_RELRO = 0x6474E552
};
enum {
PF_X = 1,
PF_W = 2,
PF_R = 4
};
typedef struct {
Elf64_Word p_type; /* Type of segment */
Elf64_Word p_flags; /* Segment attributes */
Elf64_Off p_offset; /* Offset in file */
Elf64_Addr p_vaddr; /* Virtual address in memory */
Elf64_Addr p_paddr; /* Reserved */
Elf64_Xword p_filesz; /* Size of segment in file */
Elf64_Xword p_memsz; /* Size of segment in memory */
Elf64_Xword p_align; /* Alignment of segment */
} Elf64_Phdr;
enum {
DT_NULL = 0,
DT_NEEDED = 1,
DT_PLTRELSZ = 2,
DT_PLTGOT = 3,
DT_HASH = 4,
DT_STRTAB = 5,
DT_SYMTAB = 6,
DT_RELA = 7,
DT_RELASZ = 8,
DT_RELAENT = 9,
DT_STRSZ = 10,
DT_SYMENT = 11,
DT_INIT = 12,
DT_FINI = 13,
DT_SONAME = 14,
DT_RPATH = 15,
DT_SYMBOLIC = 16,
DT_REL = 17,
DT_BIND_NOW = 24,
DT_INIT_ARRAY = 25,
DT_FINI_ARRAY = 26,
DT_INIT_ARRAYSZ = 27,
DT_FINI_ARRAYSZ = 28,
DT_RUNPATH = 29,
DT_PLTREL = 20,
DT_DEBUG = 21,
DT_JMPREL = 23,
DT_FLAGS = 30,
DT_GNU_HASH = 0x6ffffef5,
DT_TLSDESC_PLT = 0x6ffffef6,
DT_TLSDESC_GOT = 0x6ffffef7,
DT_VERSYM = 0x6ffffff0,
DT_RELACOUNT = 0x6ffffff9,
DT_FLAGS_1 = 0x6ffffffb,
DT_VERDEF = 0x6ffffffc,
DT_VERDEFNUM = 0x6ffffffd,
DT_VERNEED = 0x6ffffffe,
DT_VERNEEDNUM = 0x6fffffff
};
enum {
// For DT_FLAGS.
DF_SYMBOLIC = 0x02,
DF_STATIC_TLS = 0x10,
// For DT_FLAGS_1.
DF_1_NOW = 0x00000001
};
typedef struct {
Elf32_Sword d_tag;
union {
Elf32_Word d_val;
Elf32_Addr d_ptr;
} d_un;
} Elf32_Dyn;
typedef struct {
Elf64_Sxword d_tag;
union {
Elf64_Xword d_val;
Elf64_Addr d_ptr;
} d_un;
} Elf64_Dyn;
typedef struct {
Elf32_Word sh_name;
Elf32_Word sh_type;
Elf32_Word sh_flags;
Elf32_Addr sh_addr;
Elf32_Off sh_offset;
Elf32_Word sh_size;
Elf32_Word sh_link;
Elf32_Word sh_info;
Elf32_Word sh_addralign;
Elf32_Word sh_entsize;
} Elf32_Shdr;
typedef struct {
Elf64_Word sh_name;
Elf64_Word sh_type;
Elf64_Xword sh_flags;
Elf64_Addr sh_addr;
Elf64_Off sh_offset;
Elf64_Xword sh_size;
Elf64_Word sh_link;
Elf64_Word sh_info;
Elf64_Xword sh_addralign;
Elf64_Xword sh_entsize;
} Elf64_Shdr;
typedef struct {
Elf32_Word n_namesz;
Elf32_Word n_descsz;
Elf32_Word n_type;
} Elf32_Nhdr;
typedef struct {
Elf64_Word n_namesz;
Elf64_Word n_descsz;
Elf64_Word n_type;
} Elf64_Nhdr;
/* ST_TYPE (subfield of st_info) values (symbol type) */
#define STT_NOTYPE 0
#define STT_OBJECT 1
#define STT_FUNC 2
#define STT_SECTION 3
#define STT_FILE 4
/* ST_BIND (subfield of st_info) values (symbol binding) */
#define STB_LOCAL 0
#define STB_GLOBAL 1
#define STB_WEAK 2
/* sh_type (section type) values */
#define SHT_NULL 0
#define SHT_PROGBITS 1
#define SHT_SYMTAB 2
#define SHT_STRTAB 3
#define SHT_RELA 4
#define SHT_NOBITS 8
#define SHT_REL 9
#define SHT_INIT_ARRAY 14
#define SHT_FINI_ARRAY 15
#define SHT_SYMTAB_SHNDX 18
/* special section indices */
#define SHN_UNDEF 0
#define SHN_LORESERVE 0xff00
#define SHN_COMMON 0xfff2
#define SHN_XINDEX 0xffff
#define SHN_HIRESERVE 0xff00
/* values for e_machine */
#define EM_NONE 0
#define EM_SPARC 2
#define EM_386 3
#define EM_PPC 20
#define EM_PPC64 21
#define EM_X86_64 62
/* e_indent constants */
#define EI_MAG0 0
#define ELFMAG0 0x7f
#define EI_MAG1 1
#define ELFMAG1 'E'
#define EI_MAG2 2
#define ELFMAG2 'L'
#define EI_MAG3 3
#define ELFMAG3 'F'
#define EI_CLASS 4
#define ELFCLASSNONE 0
#define ELFCLASS32 1
#define ELFCLASS64 2
#define ELFCLASSNUM 3
#define EI_DATA 5
#define ELFDATANONE 0
#define ELFDATA2LSB 1
#define ELFDATA2MSB 2
#define ELFDATANUM 3
#endif // _ELF_H

7
aux/elf/elf.h Normal file
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@ -0,0 +1,7 @@
#ifndef __ELF_H__
#define __ELF_H__
#include "elf32.h"
#include "elf64.h"
#endif

245
aux/elf/elf32.h Normal file
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@ -0,0 +1,245 @@
/*-
* Copyright (c) 1996-1998 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _SYS_ELF32_H_
#define _SYS_ELF32_H_ 1
#include "elf_common.h"
/*
* ELF definitions common to all 32-bit architectures.
*/
typedef uint32_t Elf32_Addr;
typedef uint16_t Elf32_Half;
typedef uint32_t Elf32_Off;
typedef int32_t Elf32_Sword;
typedef uint32_t Elf32_Word;
typedef uint64_t Elf32_Lword;
typedef Elf32_Word Elf32_Hashelt;
/* Non-standard class-dependent datatype used for abstraction. */
typedef Elf32_Word Elf32_Size;
typedef Elf32_Sword Elf32_Ssize;
/*
* ELF header.
*/
typedef struct {
unsigned char e_ident[EI_NIDENT]; /* File identification. */
Elf32_Half e_type; /* File type. */
Elf32_Half e_machine; /* Machine architecture. */
Elf32_Word e_version; /* ELF format version. */
Elf32_Addr e_entry; /* Entry point. */
Elf32_Off e_phoff; /* Program header file offset. */
Elf32_Off e_shoff; /* Section header file offset. */
Elf32_Word e_flags; /* Architecture-specific flags. */
Elf32_Half e_ehsize; /* Size of ELF header in bytes. */
Elf32_Half e_phentsize; /* Size of program header entry. */
Elf32_Half e_phnum; /* Number of program header entries. */
Elf32_Half e_shentsize; /* Size of section header entry. */
Elf32_Half e_shnum; /* Number of section header entries. */
Elf32_Half e_shstrndx; /* Section name strings section. */
} Elf32_Ehdr;
/*
* Section header.
*/
typedef struct {
Elf32_Word sh_name; /* Section name (index into the
section header string table). */
Elf32_Word sh_type; /* Section type. */
Elf32_Word sh_flags; /* Section flags. */
Elf32_Addr sh_addr; /* Address in memory image. */
Elf32_Off sh_offset; /* Offset in file. */
Elf32_Word sh_size; /* Size in bytes. */
Elf32_Word sh_link; /* Index of a related section. */
Elf32_Word sh_info; /* Depends on section type. */
Elf32_Word sh_addralign; /* Alignment in bytes. */
Elf32_Word sh_entsize; /* Size of each entry in section. */
} Elf32_Shdr;
/*
* Program header.
*/
typedef struct {
Elf32_Word p_type; /* Entry type. */
Elf32_Off p_offset; /* File offset of contents. */
Elf32_Addr p_vaddr; /* Virtual address in memory image. */
Elf32_Addr p_paddr; /* Physical address (not used). */
Elf32_Word p_filesz; /* Size of contents in file. */
Elf32_Word p_memsz; /* Size of contents in memory. */
Elf32_Word p_flags; /* Access permission flags. */
Elf32_Word p_align; /* Alignment in memory and file. */
} Elf32_Phdr;
/*
* Dynamic structure. The ".dynamic" section contains an array of them.
*/
typedef struct {
Elf32_Sword d_tag; /* Entry type. */
union {
Elf32_Word d_val; /* Integer value. */
Elf32_Addr d_ptr; /* Address value. */
} d_un;
} Elf32_Dyn;
/*
* Relocation entries.
*/
/* Relocations that don't need an addend field. */
typedef struct {
Elf32_Addr r_offset; /* Location to be relocated. */
Elf32_Word r_info; /* Relocation type and symbol index. */
} Elf32_Rel;
/* Relocations that need an addend field. */
typedef struct {
Elf32_Addr r_offset; /* Location to be relocated. */
Elf32_Word r_info; /* Relocation type and symbol index. */
Elf32_Sword r_addend; /* Addend. */
} Elf32_Rela;
/* Macros for accessing the fields of r_info. */
#define ELF32_R_SYM(info) ((info) >> 8)
#define ELF32_R_TYPE(info) ((unsigned char)(info))
/* Macro for constructing r_info from field values. */
#define ELF32_R_INFO(sym, type) (((sym) << 8) + (unsigned char)(type))
/*
* Note entry header
*/
typedef Elf_Note Elf32_Nhdr;
/*
* Move entry
*/
typedef struct {
Elf32_Lword m_value; /* symbol value */
Elf32_Word m_info; /* size + index */
Elf32_Word m_poffset; /* symbol offset */
Elf32_Half m_repeat; /* repeat count */
Elf32_Half m_stride; /* stride info */
} Elf32_Move;
/*
* The macros compose and decompose values for Move.r_info
*
* sym = ELF32_M_SYM(M.m_info)
* size = ELF32_M_SIZE(M.m_info)
* M.m_info = ELF32_M_INFO(sym, size)
*/
#define ELF32_M_SYM(info) ((info)>>8)
#define ELF32_M_SIZE(info) ((unsigned char)(info))
#define ELF32_M_INFO(sym, size) (((sym)<<8)+(unsigned char)(size))
/*
* Hardware/Software capabilities entry
*/
typedef struct {
Elf32_Word c_tag; /* how to interpret value */
union {
Elf32_Word c_val;
Elf32_Addr c_ptr;
} c_un;
} Elf32_Cap;
/*
* Symbol table entries.
*/
typedef struct {
Elf32_Word st_name; /* String table index of name. */
Elf32_Addr st_value; /* Symbol value. */
Elf32_Word st_size; /* Size of associated object. */
unsigned char st_info; /* Type and binding information. */
unsigned char st_other; /* Reserved (not used). */
Elf32_Half st_shndx; /* Section index of symbol. */
} Elf32_Sym;
/* Macros for accessing the fields of st_info. */
#define ELF32_ST_BIND(info) ((info) >> 4)
#define ELF32_ST_TYPE(info) ((info) & 0xf)
/* Macro for constructing st_info from field values. */
#define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
/* Macro for accessing the fields of st_other. */
#define ELF32_ST_VISIBILITY(oth) ((oth) & 0x3)
/* Structures used by Sun & GNU symbol versioning. */
typedef struct
{
Elf32_Half vd_version;
Elf32_Half vd_flags;
Elf32_Half vd_ndx;
Elf32_Half vd_cnt;
Elf32_Word vd_hash;
Elf32_Word vd_aux;
Elf32_Word vd_next;
} Elf32_Verdef;
typedef struct
{
Elf32_Word vda_name;
Elf32_Word vda_next;
} Elf32_Verdaux;
typedef struct
{
Elf32_Half vn_version;
Elf32_Half vn_cnt;
Elf32_Word vn_file;
Elf32_Word vn_aux;
Elf32_Word vn_next;
} Elf32_Verneed;
typedef struct
{
Elf32_Word vna_hash;
Elf32_Half vna_flags;
Elf32_Half vna_other;
Elf32_Word vna_name;
Elf32_Word vna_next;
} Elf32_Vernaux;
typedef Elf32_Half Elf32_Versym;
typedef struct {
Elf32_Half si_boundto; /* direct bindings - symbol bound to */
Elf32_Half si_flags; /* per symbol flags */
} Elf32_Syminfo;
#endif /* !_SYS_ELF32_H_ */

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/*-
* Copyright (c) 1996-1998 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _SYS_ELF64_H_
#define _SYS_ELF64_H_ 1
#include "elf_common.h"
/*
* ELF definitions common to all 64-bit architectures.
*/
typedef uint64_t Elf64_Addr;
typedef uint16_t Elf64_Half;
typedef uint64_t Elf64_Off;
typedef int32_t Elf64_Sword;
typedef int64_t Elf64_Sxword;
typedef uint32_t Elf64_Word;
typedef uint64_t Elf64_Lword;
typedef uint64_t Elf64_Xword;
/*
* Types of dynamic symbol hash table bucket and chain elements.
*
* This is inconsistent among 64 bit architectures, so a machine dependent
* typedef is required.
*/
typedef Elf64_Word Elf64_Hashelt;
/* Non-standard class-dependent datatype used for abstraction. */
typedef Elf64_Xword Elf64_Size;
typedef Elf64_Sxword Elf64_Ssize;
/*
* ELF header.
*/
typedef struct {
unsigned char e_ident[EI_NIDENT]; /* File identification. */
Elf64_Half e_type; /* File type. */
Elf64_Half e_machine; /* Machine architecture. */
Elf64_Word e_version; /* ELF format version. */
Elf64_Addr e_entry; /* Entry point. */
Elf64_Off e_phoff; /* Program header file offset. */
Elf64_Off e_shoff; /* Section header file offset. */
Elf64_Word e_flags; /* Architecture-specific flags. */
Elf64_Half e_ehsize; /* Size of ELF header in bytes. */
Elf64_Half e_phentsize; /* Size of program header entry. */
Elf64_Half e_phnum; /* Number of program header entries. */
Elf64_Half e_shentsize; /* Size of section header entry. */
Elf64_Half e_shnum; /* Number of section header entries. */
Elf64_Half e_shstrndx; /* Section name strings section. */
} Elf64_Ehdr;
/*
* Section header.
*/
typedef struct {
Elf64_Word sh_name; /* Section name (index into the
section header string table). */
Elf64_Word sh_type; /* Section type. */
Elf64_Xword sh_flags; /* Section flags. */
Elf64_Addr sh_addr; /* Address in memory image. */
Elf64_Off sh_offset; /* Offset in file. */
Elf64_Xword sh_size; /* Size in bytes. */
Elf64_Word sh_link; /* Index of a related section. */
Elf64_Word sh_info; /* Depends on section type. */
Elf64_Xword sh_addralign; /* Alignment in bytes. */
Elf64_Xword sh_entsize; /* Size of each entry in section. */
} Elf64_Shdr;
/*
* Program header.
*/
typedef struct {
Elf64_Word p_type; /* Entry type. */
Elf64_Word p_flags; /* Access permission flags. */
Elf64_Off p_offset; /* File offset of contents. */
Elf64_Addr p_vaddr; /* Virtual address in memory image. */
Elf64_Addr p_paddr; /* Physical address (not used). */
Elf64_Xword p_filesz; /* Size of contents in file. */
Elf64_Xword p_memsz; /* Size of contents in memory. */
Elf64_Xword p_align; /* Alignment in memory and file. */
} Elf64_Phdr;
/*
* Dynamic structure. The ".dynamic" section contains an array of them.
*/
typedef struct {
Elf64_Sxword d_tag; /* Entry type. */
union {
Elf64_Xword d_val; /* Integer value. */
Elf64_Addr d_ptr; /* Address value. */
} d_un;
} Elf64_Dyn;
/*
* Relocation entries.
*/
/* Relocations that don't need an addend field. */
typedef struct {
Elf64_Addr r_offset; /* Location to be relocated. */
Elf64_Xword r_info; /* Relocation type and symbol index. */
} Elf64_Rel;
/* Relocations that need an addend field. */
typedef struct {
Elf64_Addr r_offset; /* Location to be relocated. */
Elf64_Xword r_info; /* Relocation type and symbol index. */
Elf64_Sxword r_addend; /* Addend. */
} Elf64_Rela;
/* Macros for accessing the fields of r_info. */
#define ELF64_R_SYM(info) ((info) >> 32)
#define ELF64_R_TYPE(info) ((info) & 0xffffffffL)
/* Macro for constructing r_info from field values. */
#define ELF64_R_INFO(sym, type) (((sym) << 32) + ((type) & 0xffffffffL))
#define ELF64_R_TYPE_DATA(info) (((Elf64_Xword)(info)<<32)>>40)
#define ELF64_R_TYPE_ID(info) (((Elf64_Xword)(info)<<56)>>56)
#define ELF64_R_TYPE_INFO(data, type) \
(((Elf64_Xword)(data)<<8)+(Elf64_Xword)(type))
/*
* Note entry header
*/
typedef Elf_Note Elf64_Nhdr;
/*
* Move entry
*/
typedef struct {
Elf64_Lword m_value; /* symbol value */
Elf64_Xword m_info; /* size + index */
Elf64_Xword m_poffset; /* symbol offset */
Elf64_Half m_repeat; /* repeat count */
Elf64_Half m_stride; /* stride info */
} Elf64_Move;
#define ELF64_M_SYM(info) ((info)>>8)
#define ELF64_M_SIZE(info) ((unsigned char)(info))
#define ELF64_M_INFO(sym, size) (((sym)<<8)+(unsigned char)(size))
/*
* Hardware/Software capabilities entry
*/
typedef struct {
Elf64_Xword c_tag; /* how to interpret value */
union {
Elf64_Xword c_val;
Elf64_Addr c_ptr;
} c_un;
} Elf64_Cap;
/*
* Symbol table entries.
*/
typedef struct {
Elf64_Word st_name; /* String table index of name. */
unsigned char st_info; /* Type and binding information. */
unsigned char st_other; /* Reserved (not used). */
Elf64_Half st_shndx; /* Section index of symbol. */
Elf64_Addr st_value; /* Symbol value. */
Elf64_Xword st_size; /* Size of associated object. */
} Elf64_Sym;
/* Macros for accessing the fields of st_info. */
#define ELF64_ST_BIND(info) ((info) >> 4)
#define ELF64_ST_TYPE(info) ((info) & 0xf)
/* Macro for constructing st_info from field values. */
#define ELF64_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
/* Macro for accessing the fields of st_other. */
#define ELF64_ST_VISIBILITY(oth) ((oth) & 0x3)
/* Structures used by Sun & GNU-style symbol versioning. */
typedef struct {
Elf64_Half vd_version;
Elf64_Half vd_flags;
Elf64_Half vd_ndx;
Elf64_Half vd_cnt;
Elf64_Word vd_hash;
Elf64_Word vd_aux;
Elf64_Word vd_next;
} Elf64_Verdef;
typedef struct {
Elf64_Word vda_name;
Elf64_Word vda_next;
} Elf64_Verdaux;
typedef struct {
Elf64_Half vn_version;
Elf64_Half vn_cnt;
Elf64_Word vn_file;
Elf64_Word vn_aux;
Elf64_Word vn_next;
} Elf64_Verneed;
typedef struct {
Elf64_Word vna_hash;
Elf64_Half vna_flags;
Elf64_Half vna_other;
Elf64_Word vna_name;
Elf64_Word vna_next;
} Elf64_Vernaux;
typedef Elf64_Half Elf64_Versym;
typedef struct {
Elf64_Half si_boundto; /* direct bindings - symbol bound to */
Elf64_Half si_flags; /* per symbol flags */
} Elf64_Syminfo;
#endif /* !_SYS_ELF64_H_ */

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@ -0,0 +1,994 @@
/*-
* Copyright (c) 2000, 2001, 2008, 2011, David E. O'Brien
* Copyright (c) 1998 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _SYS_ELF_COMMON_H_
#define _SYS_ELF_COMMON_H_ 1
/*
* ELF definitions that are independent of architecture or word size.
*/
/*
* Note header. The ".note" section contains an array of notes. Each
* begins with this header, aligned to a word boundary. Immediately
* following the note header is n_namesz bytes of name, padded to the
* next word boundary. Then comes n_descsz bytes of descriptor, again
* padded to a word boundary. The values of n_namesz and n_descsz do
* not include the padding.
*/
typedef struct {
uint32_t n_namesz; /* Length of name. */
uint32_t n_descsz; /* Length of descriptor. */
uint32_t n_type; /* Type of this note. */
} Elf_Note;
/*
* The header for GNU-style hash sections.
*/
typedef struct {
uint32_t gh_nbuckets; /* Number of hash buckets. */
uint32_t gh_symndx; /* First visible symbol in .dynsym. */
uint32_t gh_maskwords; /* #maskwords used in bloom filter. */
uint32_t gh_shift2; /* Bloom filter shift count. */
} Elf_GNU_Hash_Header;
/* Indexes into the e_ident array. Keep synced with
http://www.sco.com/developers/gabi/latest/ch4.eheader.html */
#define EI_MAG0 0 /* Magic number, byte 0. */
#define EI_MAG1 1 /* Magic number, byte 1. */
#define EI_MAG2 2 /* Magic number, byte 2. */
#define EI_MAG3 3 /* Magic number, byte 3. */
#define EI_CLASS 4 /* Class of machine. */
#define EI_DATA 5 /* Data format. */
#define EI_VERSION 6 /* ELF format version. */
#define EI_OSABI 7 /* Operating system / ABI identification */
#define EI_ABIVERSION 8 /* ABI version */
#define OLD_EI_BRAND 8 /* Start of architecture identification. */
#define EI_PAD 9 /* Start of padding (per SVR4 ABI). */
#define EI_NIDENT 16 /* Size of e_ident array. */
/* Values for the magic number bytes. */
#define ELFMAG0 0x7f
#define ELFMAG1 'E'
#define ELFMAG2 'L'
#define ELFMAG3 'F'
#define ELFMAG "\177ELF" /* magic string */
#define SELFMAG 4 /* magic string size */
/* Values for e_ident[EI_VERSION] and e_version. */
#define EV_NONE 0
#define EV_CURRENT 1
/* Values for e_ident[EI_CLASS]. */
#define ELFCLASSNONE 0 /* Unknown class. */
#define ELFCLASS32 1 /* 32-bit architecture. */
#define ELFCLASS64 2 /* 64-bit architecture. */
/* Values for e_ident[EI_DATA]. */
#define ELFDATANONE 0 /* Unknown data format. */
#define ELFDATA2LSB 1 /* 2's complement little-endian. */
#define ELFDATA2MSB 2 /* 2's complement big-endian. */
/* Values for e_ident[EI_OSABI]. */
#define ELFOSABI_NONE 0 /* UNIX System V ABI */
#define ELFOSABI_HPUX 1 /* HP-UX operating system */
#define ELFOSABI_NETBSD 2 /* NetBSD */
#define ELFOSABI_LINUX 3 /* GNU/Linux */
#define ELFOSABI_HURD 4 /* GNU/Hurd */
#define ELFOSABI_86OPEN 5 /* 86Open common IA32 ABI */
#define ELFOSABI_SOLARIS 6 /* Solaris */
#define ELFOSABI_AIX 7 /* AIX */
#define ELFOSABI_IRIX 8 /* IRIX */
#define ELFOSABI_FREEBSD 9 /* FreeBSD */
#define ELFOSABI_TRU64 10 /* TRU64 UNIX */
#define ELFOSABI_MODESTO 11 /* Novell Modesto */
#define ELFOSABI_OPENBSD 12 /* OpenBSD */
#define ELFOSABI_OPENVMS 13 /* Open VMS */
#define ELFOSABI_NSK 14 /* HP Non-Stop Kernel */
#define ELFOSABI_AROS 15 /* Amiga Research OS */
#define ELFOSABI_ARM 97 /* ARM */
#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */
#define ELFOSABI_SYSV ELFOSABI_NONE /* symbol used in old spec */
#define ELFOSABI_MONTEREY ELFOSABI_AIX /* Monterey */
/* e_ident */
#define IS_ELF(ehdr) ((ehdr).e_ident[EI_MAG0] == ELFMAG0 && \
(ehdr).e_ident[EI_MAG1] == ELFMAG1 && \
(ehdr).e_ident[EI_MAG2] == ELFMAG2 && \
(ehdr).e_ident[EI_MAG3] == ELFMAG3)
/* Values for e_type. */
#define ET_NONE 0 /* Unknown type. */
#define ET_REL 1 /* Relocatable. */
#define ET_EXEC 2 /* Executable. */
#define ET_DYN 3 /* Shared object. */
#define ET_CORE 4 /* Core file. */
#define ET_LOOS 0xfe00 /* First operating system specific. */
#define ET_HIOS 0xfeff /* Last operating system-specific. */
#define ET_LOPROC 0xff00 /* First processor-specific. */
#define ET_HIPROC 0xffff /* Last processor-specific. */
/* Values for e_machine. */
#define EM_NONE 0 /* Unknown machine. */
#define EM_M32 1 /* AT&T WE32100. */
#define EM_SPARC 2 /* Sun SPARC. */
#define EM_386 3 /* Intel i386. */
#define EM_68K 4 /* Motorola 68000. */
#define EM_88K 5 /* Motorola 88000. */
#define EM_860 7 /* Intel i860. */
#define EM_MIPS 8 /* MIPS R3000 Big-Endian only. */
#define EM_S370 9 /* IBM System/370. */
#define EM_MIPS_RS3_LE 10 /* MIPS R3000 Little-Endian. */
#define EM_PARISC 15 /* HP PA-RISC. */
#define EM_VPP500 17 /* Fujitsu VPP500. */
#define EM_SPARC32PLUS 18 /* SPARC v8plus. */
#define EM_960 19 /* Intel 80960. */
#define EM_PPC 20 /* PowerPC 32-bit. */
#define EM_PPC64 21 /* PowerPC 64-bit. */
#define EM_S390 22 /* IBM System/390. */
#define EM_V800 36 /* NEC V800. */
#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_SH 42 /* Hitachi SH. */
#define EM_SPARCV9 43 /* SPARC v9 64-bit. */
#define EM_TRICORE 44 /* Siemens TriCore embedded processor. */
#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 IA-64 Processor. */
#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. */
#define EM_PCP 55 /* Siemens PCP. */
#define EM_NCPU 56 /* Sony nCPU. */
#define EM_NDR1 57 /* Denso NDR1 microprocessor. */
#define EM_STARCORE 58 /* Motorola Star*Core processor. */
#define EM_ME16 59 /* Toyota ME16 processor. */
#define EM_ST100 60 /* STMicroelectronics ST100 processor. */
#define EM_TINYJ 61 /* Advanced Logic Corp. TinyJ processor. */
#define EM_X86_64 62 /* Advanced Micro Devices x86-64 */
#define EM_AMD64 EM_X86_64 /* Advanced Micro Devices x86-64 (compat) */
#define EM_PDSP 63 /* Sony DSP Processor. */
#define EM_FX66 66 /* Siemens FX66 microcontroller. */
#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16
microcontroller. */
#define EM_ST7 68 /* STmicroelectronics ST7 8-bit
microcontroller. */
#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 proc. */
#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_VIDEOCORE 95 /* Alphamosaic VideoCore processor. */
#define EM_TMM_GPP 96 /* Thompson Multimedia General Purpose
Processor. */
#define EM_NS32K 97 /* National Semiconductor 32000 series. */
#define EM_TPC 98 /* Tenor Network TPC processor. */
#define EM_SNP1K 99 /* Trebia SNP 1000 processor. */
#define EM_ST200 100 /* STMicroelectronics ST200 microcontroller. */
#define EM_IP2K 101 /* Ubicom IP2xxx microcontroller family. */
#define EM_MAX 102 /* MAX Processor. */
#define EM_CR 103 /* National Semiconductor CompactRISC
microprocessor. */
#define EM_F2MC16 104 /* Fujitsu F2MC16. */
#define EM_MSP430 105 /* Texas Instruments embedded microcontroller
msp430. */
#define EM_BLACKFIN 106 /* Analog Devices Blackfin (DSP) processor. */
#define EM_SE_C33 107 /* S1C33 Family of Seiko Epson processors. */
#define EM_SEP 108 /* Sharp embedded microprocessor. */
#define EM_ARCA 109 /* Arca RISC Microprocessor. */
#define EM_UNICORE 110 /* Microprocessor series from PKU-Unity Ltd.
and MPRC of Peking University */
/* Non-standard or deprecated. */
#define EM_486 6 /* Intel i486. */
#define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */
#define EM_ALPHA_STD 41 /* Digital Alpha (standard value). */
#define EM_ALPHA 0x9026 /* Alpha (written in the absence of an ABI) */
/* Special section indexes. */
#define SHN_UNDEF 0 /* Undefined, missing, irrelevant. */
#define SHN_LORESERVE 0xff00 /* First of reserved range. */
#define SHN_LOPROC 0xff00 /* First processor-specific. */
#define SHN_HIPROC 0xff1f /* Last processor-specific. */
#define SHN_LOOS 0xff20 /* First operating system-specific. */
#define SHN_HIOS 0xff3f /* Last operating system-specific. */
#define SHN_ABS 0xfff1 /* Absolute values. */
#define SHN_COMMON 0xfff2 /* Common data. */
#define SHN_XINDEX 0xffff /* Escape -- index stored elsewhere. */
#define SHN_HIRESERVE 0xffff /* Last of reserved range. */
/* sh_type */
#define SHT_NULL 0 /* inactive */
#define SHT_PROGBITS 1 /* program defined information */
#define SHT_SYMTAB 2 /* symbol table section */
#define SHT_STRTAB 3 /* string table section */
#define SHT_RELA 4 /* relocation section with addends */
#define SHT_HASH 5 /* symbol hash table section */
#define SHT_DYNAMIC 6 /* dynamic section */
#define SHT_NOTE 7 /* note section */
#define SHT_NOBITS 8 /* no space section */
#define SHT_REL 9 /* relocation section - no addends */
#define SHT_SHLIB 10 /* reserved - purpose unknown */
#define SHT_DYNSYM 11 /* dynamic symbol table section */
#define SHT_INIT_ARRAY 14 /* Initialization function pointers. */
#define SHT_FINI_ARRAY 15 /* Termination function pointers. */
#define SHT_PREINIT_ARRAY 16 /* Pre-initialization function ptrs. */
#define SHT_GROUP 17 /* Section group. */
#define SHT_SYMTAB_SHNDX 18 /* Section indexes (see SHN_XINDEX). */
#define SHT_LOOS 0x60000000 /* First of OS specific semantics */
#define SHT_LOSUNW 0x6ffffff4
#define SHT_SUNW_dof 0x6ffffff4
#define SHT_SUNW_cap 0x6ffffff5
#define SHT_SUNW_SIGNATURE 0x6ffffff6
#define SHT_GNU_HASH 0x6ffffff6
#define SHT_SUNW_ANNOTATE 0x6ffffff7
#define SHT_SUNW_DEBUGSTR 0x6ffffff8
#define SHT_SUNW_DEBUG 0x6ffffff9
#define SHT_SUNW_move 0x6ffffffa
#define SHT_SUNW_COMDAT 0x6ffffffb
#define SHT_SUNW_syminfo 0x6ffffffc
#define SHT_SUNW_verdef 0x6ffffffd
#define SHT_GNU_verdef 0x6ffffffd /* Symbol versions provided */
#define SHT_SUNW_verneed 0x6ffffffe
#define SHT_GNU_verneed 0x6ffffffe /* Symbol versions required */
#define SHT_SUNW_versym 0x6fffffff
#define SHT_GNU_versym 0x6fffffff /* Symbol version table */
#define SHT_HISUNW 0x6fffffff
#define SHT_HIOS 0x6fffffff /* Last of OS specific semantics */
#define SHT_LOPROC 0x70000000 /* reserved range for processor */
#define SHT_AMD64_UNWIND 0x70000001 /* unwind information */
#define SHT_ARM_EXIDX 0x70000001 /* Exception index table. */
#define SHT_ARM_PREEMPTMAP 0x70000002 /* BPABI DLL dynamic linking
pre-emption map. */
#define SHT_ARM_ATTRIBUTES 0x70000003 /* Object file compatibility
attributes. */
#define SHT_ARM_DEBUGOVERLAY 0x70000004 /* See DBGOVL for details. */
#define SHT_ARM_OVERLAYSECTION 0x70000005 /* See DBGOVL for details. */
#define SHT_MIPS_REGINFO 0x70000006
#define SHT_MIPS_OPTIONS 0x7000000d
#define SHT_MIPS_DWARF 0x7000001e /* MIPS gcc uses MIPS_DWARF */
#define SHT_HIPROC 0x7fffffff /* specific section header types */
#define SHT_LOUSER 0x80000000 /* reserved range for application */
#define SHT_HIUSER 0xffffffff /* specific indexes */
/* Flags for sh_flags. */
#define SHF_WRITE 0x1 /* Section contains writable data. */
#define SHF_ALLOC 0x2 /* Section occupies memory. */
#define SHF_EXECINSTR 0x4 /* Section contains instructions. */
#define SHF_MERGE 0x10 /* Section may be merged. */
#define SHF_STRINGS 0x20 /* Section contains strings. */
#define SHF_INFO_LINK 0x40 /* sh_info holds section index. */
#define SHF_LINK_ORDER 0x80 /* Special ordering requirements. */
#define SHF_OS_NONCONFORMING 0x100 /* OS-specific processing required. */
#define SHF_GROUP 0x200 /* Member of section group. */
#define SHF_TLS 0x400 /* Section contains TLS data. */
#define SHF_MASKOS 0x0ff00000 /* OS-specific semantics. */
#define SHF_MASKPROC 0xf0000000 /* Processor-specific semantics. */
/* Values for p_type. */
#define PT_NULL 0 /* Unused entry. */
#define PT_LOAD 1 /* Loadable segment. */
#define PT_DYNAMIC 2 /* Dynamic linking information segment. */
#define PT_INTERP 3 /* Pathname of interpreter. */
#define PT_NOTE 4 /* Auxiliary information. */
#define PT_SHLIB 5 /* Reserved (not used). */
#define PT_PHDR 6 /* Location of program header itself. */
#define PT_TLS 7 /* Thread local storage segment */
#define PT_LOOS 0x60000000 /* First OS-specific. */
#define PT_SUNW_UNWIND 0x6464e550 /* amd64 UNWIND program header */
#define PT_GNU_EH_FRAME 0x6474e550
#define PT_GNU_STACK 0x6474e551
#define PT_GNU_RELRO 0x6474e552
#define PT_LOSUNW 0x6ffffffa
#define PT_SUNWBSS 0x6ffffffa /* Sun Specific segment */
#define PT_SUNWSTACK 0x6ffffffb /* describes the stack segment */
#define PT_SUNWDTRACE 0x6ffffffc /* private */
#define PT_SUNWCAP 0x6ffffffd /* hard/soft capabilities segment */
#define PT_HISUNW 0x6fffffff
#define PT_HIOS 0x6fffffff /* Last OS-specific. */
#define PT_LOPROC 0x70000000 /* First processor-specific type. */
#define PT_HIPROC 0x7fffffff /* Last processor-specific type. */
/* Values for p_flags. */
#define PF_X 0x1 /* Executable. */
#define PF_W 0x2 /* Writable. */
#define PF_R 0x4 /* Readable. */
#define PF_MASKOS 0x0ff00000 /* Operating system-specific. */
#define PF_MASKPROC 0xf0000000 /* Processor-specific. */
/* Extended program header index. */
#define PN_XNUM 0xffff
/* Values for d_tag. */
#define DT_NULL 0 /* Terminating entry. */
#define DT_NEEDED 1 /* String table offset of a needed shared
library. */
#define DT_PLTRELSZ 2 /* Total size in bytes of PLT relocations. */
#define DT_PLTGOT 3 /* Processor-dependent address. */
#define DT_HASH 4 /* Address of symbol hash table. */
#define DT_STRTAB 5 /* Address of string table. */
#define DT_SYMTAB 6 /* Address of symbol table. */
#define DT_RELA 7 /* Address of ElfNN_Rela relocations. */
#define DT_RELASZ 8 /* Total size of ElfNN_Rela relocations. */
#define DT_RELAENT 9 /* Size of each ElfNN_Rela relocation entry. */
#define DT_STRSZ 10 /* Size of string table. */
#define DT_SYMENT 11 /* Size of each symbol table entry. */
#define DT_INIT 12 /* Address of initialization function. */
#define DT_FINI 13 /* Address of finalization function. */
#define DT_SONAME 14 /* String table offset of shared object
name. */
#define DT_RPATH 15 /* String table offset of library path. [sup] */
#define DT_SYMBOLIC 16 /* Indicates "symbolic" linking. [sup] */
#define DT_REL 17 /* Address of ElfNN_Rel relocations. */
#define DT_RELSZ 18 /* Total size of ElfNN_Rel relocations. */
#define DT_RELENT 19 /* Size of each ElfNN_Rel relocation. */
#define DT_PLTREL 20 /* Type of relocation used for PLT. */
#define DT_DEBUG 21 /* Reserved (not used). */
#define DT_TEXTREL 22 /* Indicates there may be relocations in
non-writable segments. [sup] */
#define DT_JMPREL 23 /* Address of PLT relocations. */
#define DT_BIND_NOW 24 /* [sup] */
#define DT_INIT_ARRAY 25 /* Address of the array of pointers to
initialization functions */
#define DT_FINI_ARRAY 26 /* Address of the array of pointers to
termination functions */
#define DT_INIT_ARRAYSZ 27 /* Size in bytes of the array of
initialization functions. */
#define DT_FINI_ARRAYSZ 28 /* Size in bytes of the array of
termination functions. */
#define DT_RUNPATH 29 /* String table offset of a null-terminated
library search path string. */
#define DT_FLAGS 30 /* Object specific flag values. */
#define DT_ENCODING 32 /* Values greater than or equal to DT_ENCODING
and less than DT_LOOS follow the rules for
the interpretation of the d_un union
as follows: even == 'd_ptr', odd == 'd_val'
or none */
#define DT_PREINIT_ARRAY 32 /* Address of the array of pointers to
pre-initialization functions. */
#define DT_PREINIT_ARRAYSZ 33 /* Size in bytes of the array of
pre-initialization functions. */
#define DT_MAXPOSTAGS 34 /* number of positive tags */
#define DT_LOOS 0x6000000d /* First OS-specific */
#define DT_SUNW_AUXILIARY 0x6000000d /* symbol auxiliary name */
#define DT_SUNW_RTLDINF 0x6000000e /* ld.so.1 info (private) */
#define DT_SUNW_FILTER 0x6000000f /* symbol filter name */
#define DT_SUNW_CAP 0x60000010 /* hardware/software */
#define DT_HIOS 0x6ffff000 /* Last OS-specific */
/*
* DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the
* Dyn.d_un.d_val field of the Elf*_Dyn structure.
*/
#define DT_VALRNGLO 0x6ffffd00
#define DT_CHECKSUM 0x6ffffdf8 /* elf checksum */
#define DT_PLTPADSZ 0x6ffffdf9 /* pltpadding size */
#define DT_MOVEENT 0x6ffffdfa /* move table entry size */
#define DT_MOVESZ 0x6ffffdfb /* move table size */
#define DT_FEATURE_1 0x6ffffdfc /* feature holder */
#define DT_POSFLAG_1 0x6ffffdfd /* flags for DT_* entries, effecting */
/* the following DT_* entry. */
/* See DF_P1_* definitions */
#define DT_SYMINSZ 0x6ffffdfe /* syminfo table size (in bytes) */
#define DT_SYMINENT 0x6ffffdff /* syminfo entry size (in bytes) */
#define DT_VALRNGHI 0x6ffffdff
/*
* DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the
* Dyn.d_un.d_ptr field of the Elf*_Dyn structure.
*
* If any adjustment is made to the ELF object after it has been
* built, these entries will need to be adjusted.
*/
#define DT_ADDRRNGLO 0x6ffffe00
#define DT_GNU_HASH 0x6ffffef5 /* GNU-style hash table */
#define DT_CONFIG 0x6ffffefa /* configuration information */
#define DT_DEPAUDIT 0x6ffffefb /* dependency auditing */
#define DT_AUDIT 0x6ffffefc /* object auditing */
#define DT_PLTPAD 0x6ffffefd /* pltpadding (sparcv9) */
#define DT_MOVETAB 0x6ffffefe /* move table */
#define DT_SYMINFO 0x6ffffeff /* syminfo table */
#define DT_ADDRRNGHI 0x6ffffeff
#define DT_VERSYM 0x6ffffff0 /* Address of versym section. */
#define DT_RELACOUNT 0x6ffffff9 /* number of RELATIVE relocations */
#define DT_RELCOUNT 0x6ffffffa /* number of RELATIVE relocations */
#define DT_FLAGS_1 0x6ffffffb /* state flags - see DF_1_* defs */
#define DT_VERDEF 0x6ffffffc /* Address of verdef section. */
#define DT_VERDEFNUM 0x6ffffffd /* Number of elems in verdef section */
#define DT_VERNEED 0x6ffffffe /* Address of verneed section. */
#define DT_VERNEEDNUM 0x6fffffff /* Number of elems in verneed section */
#define DT_LOPROC 0x70000000 /* First processor-specific type. */
#define DT_DEPRECATED_SPARC_REGISTER 0x7000001
#define DT_AUXILIARY 0x7ffffffd /* shared library auxiliary name */
#define DT_USED 0x7ffffffe /* ignored - same as needed */
#define DT_FILTER 0x7fffffff /* shared library filter name */
#define DT_HIPROC 0x7fffffff /* Last processor-specific type. */
/* Values for DT_FLAGS */
#define DF_ORIGIN 0x0001 /* Indicates that the object being loaded may
make reference to the $ORIGIN substitution
string */
#define DF_SYMBOLIC 0x0002 /* Indicates "symbolic" linking. */
#define DF_TEXTREL 0x0004 /* Indicates there may be relocations in
non-writable segments. */
#define DF_BIND_NOW 0x0008 /* Indicates that the dynamic linker should
process all relocations for the object
containing this entry before transferring
control to the program. */
#define DF_STATIC_TLS 0x0010 /* Indicates that the shared object or
executable contains code using a static
thread-local storage scheme. */
/* Values for DT_FLAGS_1 */
#define DF_1_BIND_NOW 0x00000001 /* Same as DF_BIND_NOW */
#define DF_1_GLOBAL 0x00000002 /* Set the RTLD_GLOBAL for object */
#define DF_1_NODELETE 0x00000008 /* Set the RTLD_NODELETE for object */
#define DF_1_LOADFLTR 0x00000010 /* Immediate loading of filtees */
#define DF_1_NOOPEN 0x00000040 /* Do not allow loading on dlopen() */
#define DF_1_ORIGIN 0x00000080 /* Process $ORIGIN */
#define DF_1_INTERPOSE 0x00000400 /* Interpose all objects but main */
#define DF_1_NODEFLIB 0x00000800 /* Do not search default paths */
/* Values for n_type. Used in core files. */
#define NT_PRSTATUS 1 /* Process status. */
#define NT_FPREGSET 2 /* Floating point registers. */
#define NT_PRPSINFO 3 /* Process state info. */
#define NT_THRMISC 7 /* Thread miscellaneous info. */
#define NT_PROCSTAT_PROC 8 /* Procstat proc data. */
#define NT_PROCSTAT_FILES 9 /* Procstat files data. */
#define NT_PROCSTAT_VMMAP 10 /* Procstat vmmap data. */
#define NT_PROCSTAT_GROUPS 11 /* Procstat groups data. */
#define NT_PROCSTAT_UMASK 12 /* Procstat umask data. */
#define NT_PROCSTAT_RLIMIT 13 /* Procstat rlimit data. */
#define NT_PROCSTAT_OSREL 14 /* Procstat osreldate data. */
#define NT_PROCSTAT_PSSTRINGS 15 /* Procstat ps_strings data. */
#define NT_PROCSTAT_AUXV 16 /* Procstat auxv data. */
/* Symbol Binding - ELFNN_ST_BIND - st_info */
#define STB_LOCAL 0 /* Local symbol */
#define STB_GLOBAL 1 /* Global symbol */
#define STB_WEAK 2 /* like global - lower precedence */
#define STB_LOOS 10 /* Reserved range for operating system */
#define STB_HIOS 12 /* specific semantics. */
#define STB_LOPROC 13 /* reserved range for processor */
#define STB_HIPROC 15 /* specific semantics. */
/* Symbol type - ELFNN_ST_TYPE - st_info */
#define STT_NOTYPE 0 /* Unspecified type. */
#define STT_OBJECT 1 /* Data object. */
#define STT_FUNC 2 /* Function. */
#define STT_SECTION 3 /* Section. */
#define STT_FILE 4 /* Source file. */
#define STT_COMMON 5 /* Uninitialized common block. */
#define STT_TLS 6 /* TLS object. */
#define STT_NUM 7
#define STT_LOOS 10 /* Reserved range for operating system */
#define STT_GNU_IFUNC 10
#define STT_HIOS 12 /* specific semantics. */
#define STT_LOPROC 13 /* reserved range for processor */
#define STT_HIPROC 15 /* specific semantics. */
/* Symbol visibility - ELFNN_ST_VISIBILITY - st_other */
#define STV_DEFAULT 0x0 /* Default visibility (see binding). */
#define STV_INTERNAL 0x1 /* Special meaning in relocatable objects. */
#define STV_HIDDEN 0x2 /* Not visible. */
#define STV_PROTECTED 0x3 /* Visible but not preemptible. */
#define STV_EXPORTED 0x4
#define STV_SINGLETON 0x5
#define STV_ELIMINATE 0x6
/* Special symbol table indexes. */
#define STN_UNDEF 0 /* Undefined symbol index. */
/* Symbol versioning flags. */
#define VER_DEF_CURRENT 1
#define VER_DEF_IDX(x) VER_NDX(x)
#define VER_FLG_BASE 0x01
#define VER_FLG_WEAK 0x02
#define VER_NEED_CURRENT 1
#define VER_NEED_WEAK (1u << 15)
#define VER_NEED_HIDDEN VER_NDX_HIDDEN
#define VER_NEED_IDX(x) VER_NDX(x)
#define VER_NDX_LOCAL 0
#define VER_NDX_GLOBAL 1
#define VER_NDX_GIVEN 2
#define VER_NDX_HIDDEN (1u << 15)
#define VER_NDX(x) ((x) & ~(1u << 15))
#define CA_SUNW_NULL 0
#define CA_SUNW_HW_1 1 /* first hardware capabilities entry */
#define CA_SUNW_SF_1 2 /* first software capabilities entry */
/*
* Syminfo flag values
*/
#define SYMINFO_FLG_DIRECT 0x0001 /* symbol ref has direct association */
/* to object containing defn. */
#define SYMINFO_FLG_PASSTHRU 0x0002 /* ignored - see SYMINFO_FLG_FILTER */
#define SYMINFO_FLG_COPY 0x0004 /* symbol is a copy-reloc */
#define SYMINFO_FLG_LAZYLOAD 0x0008 /* object containing defn should be */
/* lazily-loaded */
#define SYMINFO_FLG_DIRECTBIND 0x0010 /* ref should be bound directly to */
/* object containing defn. */
#define SYMINFO_FLG_NOEXTDIRECT 0x0020 /* don't let an external reference */
/* directly bind to this symbol */
#define SYMINFO_FLG_FILTER 0x0002 /* symbol ref is associated to a */
#define SYMINFO_FLG_AUXILIARY 0x0040 /* standard or auxiliary filter */
/*
* Syminfo.si_boundto values.
*/
#define SYMINFO_BT_SELF 0xffff /* symbol bound to self */
#define SYMINFO_BT_PARENT 0xfffe /* symbol bound to parent */
#define SYMINFO_BT_NONE 0xfffd /* no special symbol binding */
#define SYMINFO_BT_EXTERN 0xfffc /* symbol defined as external */
#define SYMINFO_BT_LOWRESERVE 0xff00 /* beginning of reserved entries */
/*
* Syminfo version values.
*/
#define SYMINFO_NONE 0 /* Syminfo version */
#define SYMINFO_CURRENT 1
#define SYMINFO_NUM 2
/*
* Relocation types.
*
* All machine architectures are defined here to allow tools on one to
* handle others.
*/
#define R_386_NONE 0 /* No relocation. */
#define R_386_32 1 /* Add symbol value. */
#define R_386_PC32 2 /* Add PC-relative symbol value. */
#define R_386_GOT32 3 /* Add PC-relative GOT offset. */
#define R_386_PLT32 4 /* Add PC-relative PLT offset. */
#define R_386_COPY 5 /* Copy data from shared object. */
#define R_386_GLOB_DAT 6 /* Set GOT entry to data address. */
#define R_386_JMP_SLOT 7 /* Set GOT entry to code address. */
#define R_386_RELATIVE 8 /* Add load address of shared object. */
#define R_386_GOTOFF 9 /* Add GOT-relative symbol address. */
#define R_386_GOTPC 10 /* Add PC-relative GOT table address. */
#define R_386_TLS_TPOFF 14 /* Negative offset in static TLS block */
#define R_386_TLS_IE 15 /* Absolute address of GOT for -ve static TLS */
#define R_386_TLS_GOTIE 16 /* GOT entry for negative static TLS block */
#define R_386_TLS_LE 17 /* Negative offset relative to static TLS */
#define R_386_TLS_GD 18 /* 32 bit offset to GOT (index,off) pair */
#define R_386_TLS_LDM 19 /* 32 bit offset to GOT (index,zero) pair */
#define R_386_TLS_GD_32 24 /* 32 bit offset to GOT (index,off) pair */
#define R_386_TLS_GD_PUSH 25 /* pushl instruction for Sun ABI GD sequence */
#define R_386_TLS_GD_CALL 26 /* call instruction for Sun ABI GD sequence */
#define R_386_TLS_GD_POP 27 /* popl instruction for Sun ABI GD sequence */
#define R_386_TLS_LDM_32 28 /* 32 bit offset to GOT (index,zero) pair */
#define R_386_TLS_LDM_PUSH 29 /* pushl instruction for Sun ABI LD sequence */
#define R_386_TLS_LDM_CALL 30 /* call instruction for Sun ABI LD sequence */
#define R_386_TLS_LDM_POP 31 /* popl instruction for Sun ABI LD sequence */
#define R_386_TLS_LDO_32 32 /* 32 bit offset from start of TLS block */
#define R_386_TLS_IE_32 33 /* 32 bit offset to GOT static TLS offset entry */
#define R_386_TLS_LE_32 34 /* 32 bit offset within static TLS block */
#define R_386_TLS_DTPMOD32 35 /* GOT entry containing TLS index */
#define R_386_TLS_DTPOFF32 36 /* GOT entry containing TLS offset */
#define R_386_TLS_TPOFF32 37 /* GOT entry of -ve static TLS offset */
#define R_386_IRELATIVE 42 /* PLT entry resolved indirectly at runtime */
#define R_ARM_NONE 0 /* No relocation. */
#define R_ARM_PC24 1
#define R_ARM_ABS32 2
#define R_ARM_REL32 3
#define R_ARM_PC13 4
#define R_ARM_ABS16 5
#define R_ARM_ABS12 6
#define R_ARM_THM_ABS5 7
#define R_ARM_ABS8 8
#define R_ARM_SBREL32 9
#define R_ARM_THM_PC22 10
#define R_ARM_THM_PC8 11
#define R_ARM_AMP_VCALL9 12
#define R_ARM_SWI24 13
#define R_ARM_THM_SWI8 14
#define R_ARM_XPC25 15
#define R_ARM_THM_XPC22 16
/* TLS relocations */
#define R_ARM_TLS_DTPMOD32 17 /* ID of module containing symbol */
#define R_ARM_TLS_DTPOFF32 18 /* Offset in TLS block */
#define R_ARM_TLS_TPOFF32 19 /* Offset in static TLS block */
#define R_ARM_COPY 20 /* Copy data from shared object. */
#define R_ARM_GLOB_DAT 21 /* Set GOT entry to data address. */
#define R_ARM_JUMP_SLOT 22 /* Set GOT entry to code address. */
#define R_ARM_RELATIVE 23 /* Add load address of shared object. */
#define R_ARM_GOTOFF 24 /* Add GOT-relative symbol address. */
#define R_ARM_GOTPC 25 /* Add PC-relative GOT table address. */
#define R_ARM_GOT32 26 /* Add PC-relative GOT offset. */
#define R_ARM_PLT32 27 /* Add PC-relative PLT offset. */
#define R_ARM_GNU_VTENTRY 100
#define R_ARM_GNU_VTINHERIT 101
#define R_ARM_RSBREL32 250
#define R_ARM_THM_RPC22 251
#define R_ARM_RREL32 252
#define R_ARM_RABS32 253
#define R_ARM_RPC24 254
#define R_ARM_RBASE 255
/* Name Value Field Calculation */
#define R_IA_64_NONE 0 /* None */
#define R_IA_64_IMM14 0x21 /* immediate14 S + A */
#define R_IA_64_IMM22 0x22 /* immediate22 S + A */
#define R_IA_64_IMM64 0x23 /* immediate64 S + A */
#define R_IA_64_DIR32MSB 0x24 /* word32 MSB S + A */
#define R_IA_64_DIR32LSB 0x25 /* word32 LSB S + A */
#define R_IA_64_DIR64MSB 0x26 /* word64 MSB S + A */
#define R_IA_64_DIR64LSB 0x27 /* word64 LSB S + A */
#define R_IA_64_GPREL22 0x2a /* immediate22 @gprel(S + A) */
#define R_IA_64_GPREL64I 0x2b /* immediate64 @gprel(S + A) */
#define R_IA_64_GPREL32MSB 0x2c /* word32 MSB @gprel(S + A) */
#define R_IA_64_GPREL32LSB 0x2d /* word32 LSB @gprel(S + A) */
#define R_IA_64_GPREL64MSB 0x2e /* word64 MSB @gprel(S + A) */
#define R_IA_64_GPREL64LSB 0x2f /* word64 LSB @gprel(S + A) */
#define R_IA_64_LTOFF22 0x32 /* immediate22 @ltoff(S + A) */
#define R_IA_64_LTOFF64I 0x33 /* immediate64 @ltoff(S + A) */
#define R_IA_64_PLTOFF22 0x3a /* immediate22 @pltoff(S + A) */
#define R_IA_64_PLTOFF64I 0x3b /* immediate64 @pltoff(S + A) */
#define R_IA_64_PLTOFF64MSB 0x3e /* word64 MSB @pltoff(S + A) */
#define R_IA_64_PLTOFF64LSB 0x3f /* word64 LSB @pltoff(S + A) */
#define R_IA_64_FPTR64I 0x43 /* immediate64 @fptr(S + A) */
#define R_IA_64_FPTR32MSB 0x44 /* word32 MSB @fptr(S + A) */
#define R_IA_64_FPTR32LSB 0x45 /* word32 LSB @fptr(S + A) */
#define R_IA_64_FPTR64MSB 0x46 /* word64 MSB @fptr(S + A) */
#define R_IA_64_FPTR64LSB 0x47 /* word64 LSB @fptr(S + A) */
#define R_IA_64_PCREL60B 0x48 /* immediate60 form1 S + A - P */
#define R_IA_64_PCREL21B 0x49 /* immediate21 form1 S + A - P */
#define R_IA_64_PCREL21M 0x4a /* immediate21 form2 S + A - P */
#define R_IA_64_PCREL21F 0x4b /* immediate21 form3 S + A - P */
#define R_IA_64_PCREL32MSB 0x4c /* word32 MSB S + A - P */
#define R_IA_64_PCREL32LSB 0x4d /* word32 LSB S + A - P */
#define R_IA_64_PCREL64MSB 0x4e /* word64 MSB S + A - P */
#define R_IA_64_PCREL64LSB 0x4f /* word64 LSB S + A - P */
#define R_IA_64_LTOFF_FPTR22 0x52 /* immediate22 @ltoff(@fptr(S + A)) */
#define R_IA_64_LTOFF_FPTR64I 0x53 /* immediate64 @ltoff(@fptr(S + A)) */
#define R_IA_64_LTOFF_FPTR32MSB 0x54 /* word32 MSB @ltoff(@fptr(S + A)) */
#define R_IA_64_LTOFF_FPTR32LSB 0x55 /* word32 LSB @ltoff(@fptr(S + A)) */
#define R_IA_64_LTOFF_FPTR64MSB 0x56 /* word64 MSB @ltoff(@fptr(S + A)) */
#define R_IA_64_LTOFF_FPTR64LSB 0x57 /* word64 LSB @ltoff(@fptr(S + A)) */
#define R_IA_64_SEGREL32MSB 0x5c /* word32 MSB @segrel(S + A) */
#define R_IA_64_SEGREL32LSB 0x5d /* word32 LSB @segrel(S + A) */
#define R_IA_64_SEGREL64MSB 0x5e /* word64 MSB @segrel(S + A) */
#define R_IA_64_SEGREL64LSB 0x5f /* word64 LSB @segrel(S + A) */
#define R_IA_64_SECREL32MSB 0x64 /* word32 MSB @secrel(S + A) */
#define R_IA_64_SECREL32LSB 0x65 /* word32 LSB @secrel(S + A) */
#define R_IA_64_SECREL64MSB 0x66 /* word64 MSB @secrel(S + A) */
#define R_IA_64_SECREL64LSB 0x67 /* word64 LSB @secrel(S + A) */
#define R_IA_64_REL32MSB 0x6c /* word32 MSB BD + A */
#define R_IA_64_REL32LSB 0x6d /* word32 LSB BD + A */
#define R_IA_64_REL64MSB 0x6e /* word64 MSB BD + A */
#define R_IA_64_REL64LSB 0x6f /* word64 LSB BD + A */
#define R_IA_64_LTV32MSB 0x74 /* word32 MSB S + A */
#define R_IA_64_LTV32LSB 0x75 /* word32 LSB S + A */
#define R_IA_64_LTV64MSB 0x76 /* word64 MSB S + A */
#define R_IA_64_LTV64LSB 0x77 /* word64 LSB S + A */
#define R_IA_64_PCREL21BI 0x79 /* immediate21 form1 S + A - P */
#define R_IA_64_PCREL22 0x7a /* immediate22 S + A - P */
#define R_IA_64_PCREL64I 0x7b /* immediate64 S + A - P */
#define R_IA_64_IPLTMSB 0x80 /* function descriptor MSB special */
#define R_IA_64_IPLTLSB 0x81 /* function descriptor LSB speciaal */
#define R_IA_64_SUB 0x85 /* immediate64 A - S */
#define R_IA_64_LTOFF22X 0x86 /* immediate22 special */
#define R_IA_64_LDXMOV 0x87 /* immediate22 special */
#define R_IA_64_TPREL14 0x91 /* imm14 @tprel(S + A) */
#define R_IA_64_TPREL22 0x92 /* imm22 @tprel(S + A) */
#define R_IA_64_TPREL64I 0x93 /* imm64 @tprel(S + A) */
#define R_IA_64_TPREL64MSB 0x96 /* word64 MSB @tprel(S + A) */
#define R_IA_64_TPREL64LSB 0x97 /* word64 LSB @tprel(S + A) */
#define R_IA_64_LTOFF_TPREL22 0x9a /* imm22 @ltoff(@tprel(S+A)) */
#define R_IA_64_DTPMOD64MSB 0xa6 /* word64 MSB @dtpmod(S + A) */
#define R_IA_64_DTPMOD64LSB 0xa7 /* word64 LSB @dtpmod(S + A) */
#define R_IA_64_LTOFF_DTPMOD22 0xaa /* imm22 @ltoff(@dtpmod(S+A)) */
#define R_IA_64_DTPREL14 0xb1 /* imm14 @dtprel(S + A) */
#define R_IA_64_DTPREL22 0xb2 /* imm22 @dtprel(S + A) */
#define R_IA_64_DTPREL64I 0xb3 /* imm64 @dtprel(S + A) */
#define R_IA_64_DTPREL32MSB 0xb4 /* word32 MSB @dtprel(S + A) */
#define R_IA_64_DTPREL32LSB 0xb5 /* word32 LSB @dtprel(S + A) */
#define R_IA_64_DTPREL64MSB 0xb6 /* word64 MSB @dtprel(S + A) */
#define R_IA_64_DTPREL64LSB 0xb7 /* word64 LSB @dtprel(S + A) */
#define R_IA_64_LTOFF_DTPREL22 0xba /* imm22 @ltoff(@dtprel(S+A)) */
#define R_MIPS_NONE 0 /* No reloc */
#define R_MIPS_16 1 /* Direct 16 bit */
#define R_MIPS_32 2 /* Direct 32 bit */
#define R_MIPS_REL32 3 /* PC relative 32 bit */
#define R_MIPS_26 4 /* Direct 26 bit shifted */
#define R_MIPS_HI16 5 /* High 16 bit */
#define R_MIPS_LO16 6 /* Low 16 bit */
#define R_MIPS_GPREL16 7 /* GP relative 16 bit */
#define R_MIPS_LITERAL 8 /* 16 bit literal entry */
#define R_MIPS_GOT16 9 /* 16 bit GOT entry */
#define R_MIPS_PC16 10 /* PC relative 16 bit */
#define R_MIPS_CALL16 11 /* 16 bit GOT entry for function */
#define R_MIPS_GPREL32 12 /* GP relative 32 bit */
#define R_MIPS_GOTHI16 21 /* GOT HI 16 bit */
#define R_MIPS_GOTLO16 22 /* GOT LO 16 bit */
#define R_MIPS_CALLHI16 30 /* upper 16 bit GOT entry for function */
#define R_MIPS_CALLLO16 31 /* lower 16 bit GOT entry for function */
#define R_PPC_NONE 0 /* No relocation. */
#define R_PPC_ADDR32 1
#define R_PPC_ADDR24 2
#define R_PPC_ADDR16 3
#define R_PPC_ADDR16_LO 4
#define R_PPC_ADDR16_HI 5
#define R_PPC_ADDR16_HA 6
#define R_PPC_ADDR14 7
#define R_PPC_ADDR14_BRTAKEN 8
#define R_PPC_ADDR14_BRNTAKEN 9
#define R_PPC_REL24 10
#define R_PPC_REL14 11
#define R_PPC_REL14_BRTAKEN 12
#define R_PPC_REL14_BRNTAKEN 13
#define R_PPC_GOT16 14
#define R_PPC_GOT16_LO 15
#define R_PPC_GOT16_HI 16
#define R_PPC_GOT16_HA 17
#define R_PPC_PLTREL24 18
#define R_PPC_COPY 19
#define R_PPC_GLOB_DAT 20
#define R_PPC_JMP_SLOT 21
#define R_PPC_RELATIVE 22
#define R_PPC_LOCAL24PC 23
#define R_PPC_UADDR32 24
#define R_PPC_UADDR16 25
#define R_PPC_REL32 26
#define R_PPC_PLT32 27
#define R_PPC_PLTREL32 28
#define R_PPC_PLT16_LO 29
#define R_PPC_PLT16_HI 30
#define R_PPC_PLT16_HA 31
#define R_PPC_SDAREL16 32
#define R_PPC_SECTOFF 33
#define R_PPC_SECTOFF_LO 34
#define R_PPC_SECTOFF_HI 35
#define R_PPC_SECTOFF_HA 36
/*
* 64-bit relocations
*/
#define R_PPC64_ADDR64 38
#define R_PPC64_ADDR16_HIGHER 39
#define R_PPC64_ADDR16_HIGHERA 40
#define R_PPC64_ADDR16_HIGHEST 41
#define R_PPC64_ADDR16_HIGHESTA 42
#define R_PPC64_UADDR64 43
#define R_PPC64_REL64 44
#define R_PPC64_PLT64 45
#define R_PPC64_PLTREL64 46
#define R_PPC64_TOC16 47
#define R_PPC64_TOC16_LO 48
#define R_PPC64_TOC16_HI 49
#define R_PPC64_TOC16_HA 50
#define R_PPC64_TOC 51
#define R_PPC64_DTPMOD64 68
#define R_PPC64_TPREL64 73
#define R_PPC64_DTPREL64 78
/*
* TLS relocations
*/
#define R_PPC_TLS 67
#define R_PPC_DTPMOD32 68
#define R_PPC_TPREL16 69
#define R_PPC_TPREL16_LO 70
#define R_PPC_TPREL16_HI 71
#define R_PPC_TPREL16_HA 72
#define R_PPC_TPREL32 73
#define R_PPC_DTPREL16 74
#define R_PPC_DTPREL16_LO 75
#define R_PPC_DTPREL16_HI 76
#define R_PPC_DTPREL16_HA 77
#define R_PPC_DTPREL32 78
#define R_PPC_GOT_TLSGD16 79
#define R_PPC_GOT_TLSGD16_LO 80
#define R_PPC_GOT_TLSGD16_HI 81
#define R_PPC_GOT_TLSGD16_HA 82
#define R_PPC_GOT_TLSLD16 83
#define R_PPC_GOT_TLSLD16_LO 84
#define R_PPC_GOT_TLSLD16_HI 85
#define R_PPC_GOT_TLSLD16_HA 86
#define R_PPC_GOT_TPREL16 87
#define R_PPC_GOT_TPREL16_LO 88
#define R_PPC_GOT_TPREL16_HI 89
#define R_PPC_GOT_TPREL16_HA 90
/*
* The remaining relocs are from the Embedded ELF ABI, and are not in the
* SVR4 ELF ABI.
*/
#define R_PPC_EMB_NADDR32 101
#define R_PPC_EMB_NADDR16 102
#define R_PPC_EMB_NADDR16_LO 103
#define R_PPC_EMB_NADDR16_HI 104
#define R_PPC_EMB_NADDR16_HA 105
#define R_PPC_EMB_SDAI16 106
#define R_PPC_EMB_SDA2I16 107
#define R_PPC_EMB_SDA2REL 108
#define R_PPC_EMB_SDA21 109
#define R_PPC_EMB_MRKREF 110
#define R_PPC_EMB_RELSEC16 111
#define R_PPC_EMB_RELST_LO 112
#define R_PPC_EMB_RELST_HI 113
#define R_PPC_EMB_RELST_HA 114
#define R_PPC_EMB_BIT_FLD 115
#define R_PPC_EMB_RELSDA 116
#define R_SPARC_NONE 0
#define R_SPARC_8 1
#define R_SPARC_16 2
#define R_SPARC_32 3
#define R_SPARC_DISP8 4
#define R_SPARC_DISP16 5
#define R_SPARC_DISP32 6
#define R_SPARC_WDISP30 7
#define R_SPARC_WDISP22 8
#define R_SPARC_HI22 9
#define R_SPARC_22 10
#define R_SPARC_13 11
#define R_SPARC_LO10 12
#define R_SPARC_GOT10 13
#define R_SPARC_GOT13 14
#define R_SPARC_GOT22 15
#define R_SPARC_PC10 16
#define R_SPARC_PC22 17
#define R_SPARC_WPLT30 18
#define R_SPARC_COPY 19
#define R_SPARC_GLOB_DAT 20
#define R_SPARC_JMP_SLOT 21
#define R_SPARC_RELATIVE 22
#define R_SPARC_UA32 23
#define R_SPARC_PLT32 24
#define R_SPARC_HIPLT22 25
#define R_SPARC_LOPLT10 26
#define R_SPARC_PCPLT32 27
#define R_SPARC_PCPLT22 28
#define R_SPARC_PCPLT10 29
#define R_SPARC_10 30
#define R_SPARC_11 31
#define R_SPARC_64 32
#define R_SPARC_OLO10 33
#define R_SPARC_HH22 34
#define R_SPARC_HM10 35
#define R_SPARC_LM22 36
#define R_SPARC_PC_HH22 37
#define R_SPARC_PC_HM10 38
#define R_SPARC_PC_LM22 39
#define R_SPARC_WDISP16 40
#define R_SPARC_WDISP19 41
#define R_SPARC_GLOB_JMP 42
#define R_SPARC_7 43
#define R_SPARC_5 44
#define R_SPARC_6 45
#define R_SPARC_DISP64 46
#define R_SPARC_PLT64 47
#define R_SPARC_HIX22 48
#define R_SPARC_LOX10 49
#define R_SPARC_H44 50
#define R_SPARC_M44 51
#define R_SPARC_L44 52
#define R_SPARC_REGISTER 53
#define R_SPARC_UA64 54
#define R_SPARC_UA16 55
#define R_SPARC_TLS_GD_HI22 56
#define R_SPARC_TLS_GD_LO10 57
#define R_SPARC_TLS_GD_ADD 58
#define R_SPARC_TLS_GD_CALL 59
#define R_SPARC_TLS_LDM_HI22 60
#define R_SPARC_TLS_LDM_LO10 61
#define R_SPARC_TLS_LDM_ADD 62
#define R_SPARC_TLS_LDM_CALL 63
#define R_SPARC_TLS_LDO_HIX22 64
#define R_SPARC_TLS_LDO_LOX10 65
#define R_SPARC_TLS_LDO_ADD 66
#define R_SPARC_TLS_IE_HI22 67
#define R_SPARC_TLS_IE_LO10 68
#define R_SPARC_TLS_IE_LD 69
#define R_SPARC_TLS_IE_LDX 70
#define R_SPARC_TLS_IE_ADD 71
#define R_SPARC_TLS_LE_HIX22 72
#define R_SPARC_TLS_LE_LOX10 73
#define R_SPARC_TLS_DTPMOD32 74
#define R_SPARC_TLS_DTPMOD64 75
#define R_SPARC_TLS_DTPOFF32 76
#define R_SPARC_TLS_DTPOFF64 77
#define R_SPARC_TLS_TPOFF32 78
#define R_SPARC_TLS_TPOFF64 79
#define R_X86_64_NONE 0 /* No relocation. */
#define R_X86_64_64 1 /* Add 64 bit symbol value. */
#define R_X86_64_PC32 2 /* PC-relative 32 bit signed sym value. */
#define R_X86_64_GOT32 3 /* PC-relative 32 bit GOT offset. */
#define R_X86_64_PLT32 4 /* PC-relative 32 bit PLT offset. */
#define R_X86_64_COPY 5 /* Copy data from shared object. */
#define R_X86_64_GLOB_DAT 6 /* Set GOT entry to data address. */
#define R_X86_64_JMP_SLOT 7 /* Set GOT entry to code address. */
#define R_X86_64_RELATIVE 8 /* Add load address of shared object. */
#define R_X86_64_GOTPCREL 9 /* Add 32 bit signed pcrel offset to GOT. */
#define R_X86_64_32 10 /* Add 32 bit zero extended symbol value */
#define R_X86_64_32S 11 /* Add 32 bit sign extended symbol value */
#define R_X86_64_16 12 /* Add 16 bit zero extended symbol value */
#define R_X86_64_PC16 13 /* Add 16 bit signed extended pc relative symbol value */
#define R_X86_64_8 14 /* Add 8 bit zero extended symbol value */
#define R_X86_64_PC8 15 /* Add 8 bit signed extended pc relative symbol value */
#define R_X86_64_DTPMOD64 16 /* ID of module containing symbol */
#define R_X86_64_DTPOFF64 17 /* Offset in TLS block */
#define R_X86_64_TPOFF64 18 /* Offset in static TLS block */
#define R_X86_64_TLSGD 19 /* PC relative offset to GD GOT entry */
#define R_X86_64_TLSLD 20 /* PC relative offset to LD GOT entry */
#define R_X86_64_DTPOFF32 21 /* Offset in TLS block */
#define R_X86_64_GOTTPOFF 22 /* PC relative offset to IE GOT entry */
#define R_X86_64_TPOFF32 23 /* Offset in static TLS block */
#define R_X86_64_IRELATIVE 37
#endif /* !_SYS_ELF_COMMON_H_ */

78
stage23/Makefile
View File

@ -9,6 +9,8 @@ ifeq ($(TARGET), bios)
OBJCOPY_ARCH = elf32-i386
else ifeq ($(TARGET), uefi)
OBJCOPY_ARCH = elf64-x86-64
else ifeq ($(TARGET), uefi32)
OBJCOPY_ARCH = elf32-i386
else
$(error Invalid target)
endif
@ -102,6 +104,17 @@ ifeq ($(TARGET), uefi)
-mno-red-zone
endif
ifeq ($(TARGET), uefi32)
INTERNAL_CFLAGS += \
-Dbios=0 \
-Duefi=1 \
-m32 \
-march=i386 \
-I../gnu-efi/inc \
-I../gnu-efi/inc/ia32 \
-fpie
endif
LDFLAGS =
INTERNAL_LDFLAGS := \
@ -123,6 +136,15 @@ ifeq ($(TARGET), uefi)
-ztext
endif
ifeq ($(TARGET), uefi32)
INTERNAL_LDFLAGS += \
-melf_i386 \
-static \
-pie \
--no-dynamic-linker \
-ztext
endif
.PHONY: all clean builddir
C_FILES := $(shell find -L ./ -type f -name '*.c' | sort)
@ -134,6 +156,10 @@ ifeq ($(TARGET), uefi)
ASM_FILES := $(shell find -L ./ -type f -name '*.asm64' | sort)
OBJ := $(addprefix $(BUILDDIR)/, $(ASM_FILES:.asm64=.o) $(C_FILES:.c=.o))
endif
ifeq ($(TARGET), uefi32)
ASM_FILES := $(shell find -L ./ -type f -name '*.asm32' | sort)
OBJ := $(addprefix $(BUILDDIR)/, $(ASM_FILES:.asm32=.o) $(C_FILES:.c=.o))
endif
HEADER_DEPS := $(addprefix $(BUILDDIR)/, $(C_FILES:.c=.d))
ifeq ($(TARGET), bios)
@ -144,6 +170,10 @@ else ifeq ($(TARGET), uefi)
all:
$(MAKE) builddir
$(MAKE) $(BUILDDIR)/BOOTX64.EFI
else ifeq ($(TARGET), uefi32)
all:
$(MAKE) builddir
$(MAKE) $(BUILDDIR)/BOOTIA32.EFI
endif
builddir:
@ -197,6 +227,9 @@ $(BUILDDIR)/limine_dbg.elf: $(OBJ) $(BUILDDIR)/font.o $(BUILDDIR)/sys/smp_trampo
endif
$(BUILDDIR)/gnu-efi:
cp -r ../gnu-efi $(BUILDDIR)/
ifeq ($(TARGET), uefi)
$(BUILDDIR)/full.map.o: $(BUILDDIR)/limine_efi_nomap.elf
@ -207,24 +240,52 @@ $(BUILDDIR)/full.map.o: $(BUILDDIR)/limine_efi_nomap.elf
$(BUILDDIR)/BOOTX64.EFI: $(BUILDDIR)/limine_efi.elf
$(TOOLCHAIN_OBJCOPY) -j .text -j .sdata -j .data -j .dynamic -j .dynsym -j .rel -j .rela -j .rel.* -j .rela.* -j .reloc -j .sbat --target efi-app-x86_64 --subsystem=10 $< $@
../gnu-efi/gnuefi/crt0-efi-x86_64.o ../gnu-efi/gnuefi/libgnuefi.a:
$(MAKE) -C ../gnu-efi/gnuefi CC="$(TOOLCHAIN_CC) -m64 -march=x86-64" AR="$(TOOLCHAIN_AR)" ARCH=x86_64
$(BUILDDIR)/gnu-efi/gnuefi/crt0-efi-x86_64.o $(BUILDDIR)/gnu-efi/gnuefi/libgnuefi.a: $(BUILDDIR)/gnu-efi
$(MAKE) -C $(BUILDDIR)/gnu-efi/gnuefi CC="$(TOOLCHAIN_CC) -m64 -march=x86-64" AR="$(TOOLCHAIN_AR)" ARCH=x86_64
../gnu-efi/lib/x86_64/efi_stub.o:
$(MAKE) -C ../gnu-efi/lib CC="$(TOOLCHAIN_CC) -m64 -march=x86-64" ARCH=x86_64 x86_64/efi_stub.o
$(BUILDDIR)/gnu-efi/lib/x86_64/efi_stub.o: $(BUILDDIR)/gnu-efi
$(MAKE) -C $(BUILDDIR)/gnu-efi/lib CC="$(TOOLCHAIN_CC) -m64 -march=x86-64" ARCH=x86_64 x86_64/efi_stub.o
$(BUILDDIR)/limine_efi_nomap.elf: ../gnu-efi/gnuefi/crt0-efi-x86_64.o ../gnu-efi/gnuefi/libgnuefi.a ../gnu-efi/lib/x86_64/efi_stub.o $(OBJ) $(BUILDDIR)/font.o $(BUILDDIR)/sys/smp_trampoline.o
$(BUILDDIR)/limine_efi_nomap.elf: $(BUILDDIR)/gnu-efi/gnuefi/crt0-efi-x86_64.o $(BUILDDIR)/gnu-efi/gnuefi/libgnuefi.a $(BUILDDIR)/gnu-efi/lib/x86_64/efi_stub.o $(OBJ) $(BUILDDIR)/font.o $(BUILDDIR)/sys/smp_trampoline.o
$(TOOLCHAIN_LD) \
-Tlinker_uefi_nomap.ld \
$^ $(LDFLAGS) $(INTERNAL_LDFLAGS) -o $@
$(BUILDDIR)/limine_efi.elf: ../gnu-efi/gnuefi/crt0-efi-x86_64.o ../gnu-efi/gnuefi/libgnuefi.a ../gnu-efi/lib/x86_64/efi_stub.o $(OBJ) $(BUILDDIR)/font.o $(BUILDDIR)/sys/smp_trampoline.o $(BUILDDIR)/full.map.o
$(BUILDDIR)/limine_efi.elf: $(BUILDDIR)/gnu-efi/gnuefi/crt0-efi-x86_64.o $(BUILDDIR)/gnu-efi/gnuefi/libgnuefi.a $(BUILDDIR)/gnu-efi/lib/x86_64/efi_stub.o $(OBJ) $(BUILDDIR)/font.o $(BUILDDIR)/sys/smp_trampoline.o $(BUILDDIR)/full.map.o
$(TOOLCHAIN_LD) \
-Tlinker_uefi.ld \
$^ $(LDFLAGS) $(INTERNAL_LDFLAGS) -o $@
endif
ifeq ($(TARGET), uefi32)
$(BUILDDIR)/full.map.o: $(BUILDDIR)/limine_efi_nomap.elf
GENSYMS="`pwd`/gensyms.sh" && \
cd "`dirname $<`" && \
"$$GENSYMS" $(TOOLCHAIN_OBJDUMP) $< full 32
$(BUILDDIR)/BOOTIA32.EFI: $(BUILDDIR)/limine_efi.elf
$(TOOLCHAIN_OBJCOPY) -j .text -j .sdata -j .data -j .dynamic -j .dynsym -j .rel -j .rela -j .rel.* -j .rela.* -j .reloc -j .sbat --target efi-app-ia32 --subsystem=10 $< $@
$(BUILDDIR)/gnu-efi/gnuefi/crt0-efi-ia32.o $(BUILDDIR)/gnu-efi/gnuefi/libgnuefi.a: $(BUILDDIR)/gnu-efi
$(MAKE) -C $(BUILDDIR)/gnu-efi/gnuefi CC="$(TOOLCHAIN_CC) -m32 -march=i386" AR="$(TOOLCHAIN_AR)" ARCH=ia32
$(BUILDDIR)/gnu-efi/lib/ia32/efi_stub.o: $(BUILDDIR)/gnu-efi
$(MAKE) -C $(BUILDDIR)/gnu-efi/lib CC="$(TOOLCHAIN_CC) -m32 -march=i386" ARCH=ia32 ia32/efi_stub.o
$(BUILDDIR)/limine_efi_nomap.elf: $(BUILDDIR)/gnu-efi/gnuefi/crt0-efi-ia32.o $(BUILDDIR)/gnu-efi/gnuefi/libgnuefi.a $(BUILDDIR)/gnu-efi/lib/ia32/efi_stub.o $(OBJ) $(BUILDDIR)/font.o $(BUILDDIR)/sys/smp_trampoline.o
$(TOOLCHAIN_LD) \
-Tlinker_uefi32_nomap.ld \
$^ $(LDFLAGS) $(INTERNAL_LDFLAGS) -o $@
$(BUILDDIR)/limine_efi.elf: $(BUILDDIR)/gnu-efi/gnuefi/crt0-efi-ia32.o $(BUILDDIR)/gnu-efi/gnuefi/libgnuefi.a $(BUILDDIR)/gnu-efi/lib/ia32/efi_stub.o $(OBJ) $(BUILDDIR)/font.o $(BUILDDIR)/sys/smp_trampoline.o $(BUILDDIR)/full.map.o
$(TOOLCHAIN_LD) \
-Tlinker_uefi32.ld \
$^ $(LDFLAGS) $(INTERNAL_LDFLAGS) -o $@
endif
-include $(HEADER_DEPS)
$(BUILDDIR)/%.o: %.c
@ -256,5 +317,10 @@ $(BUILDDIR)/%.o: %.asm64
nasm $< -F dwarf -g -Werror -f elf64 -o $@
endif
ifeq ($(TARGET), uefi32)
$(BUILDDIR)/%.o: %.asm32
nasm $< -F dwarf -g -Werror -f elf32 -o $@
endif
clean:
rm -rf $(BUILDDIR)

16
stage23/drivers/disk.s2.c
View File

@ -207,11 +207,11 @@ struct volume *disk_volume_from_efi_handle(EFI_HANDLE *efi_handle) {
EFI_BLOCK_IO *block_io = NULL;
status = uefi_call_wrapper(gBS->HandleProtocol, 3, efi_handle, &disk_io_guid,
&disk_io);
(void **)&disk_io);
if (status)
return NULL;
status = uefi_call_wrapper(gBS->HandleProtocol, 3, efi_handle, &block_io_guid,
&block_io);
(void **)&block_io);
if (status)
return NULL;
@ -241,9 +241,9 @@ struct volume *disk_volume_from_efi_handle(EFI_HANDLE *efi_handle) {
EFI_BLOCK_IO *cur_block_io = NULL;
uefi_call_wrapper(gBS->HandleProtocol, 3, volume_index[i]->efi_handle,
&disk_io_guid, &cur_disk_io);
&disk_io_guid, (void **)&cur_disk_io);
uefi_call_wrapper(gBS->HandleProtocol, 3, volume_index[i]->efi_handle,
&block_io_guid, &cur_block_io);
&block_io_guid, (void **)&cur_block_io);
uefi_call_wrapper(cur_disk_io->ReadDisk, 5, cur_disk_io,
cur_block_io->Media->MediaId,
@ -270,7 +270,7 @@ bool disk_read_sectors(struct volume *volume, void *buf, uint64_t block, size_t
EFI_BLOCK_IO *block_io = NULL;
status = uefi_call_wrapper(gBS->HandleProtocol, 3, volume->efi_handle,
&block_io_guid, &block_io);
&block_io_guid, (void **)&block_io);
status = uefi_call_wrapper(block_io->ReadBlocks, 5, block_io,
block_io->Media->MediaId,
@ -306,7 +306,7 @@ void disk_create_index(void) {
EFI_BLOCK_IO *block_io = NULL;
status = uefi_call_wrapper(gBS->HandleProtocol, 3, handles[i],
&block_io_guid, &block_io);
&block_io_guid, (void **)&block_io);
if (status != 0 || block_io == NULL || block_io->Media->LastBlock == 0)
continue;
@ -343,12 +343,12 @@ void disk_create_index(void) {
EFI_DISK_IO *disk_io = NULL;
uefi_call_wrapper(gBS->HandleProtocol, 3, handles[i], &disk_io_guid,
&disk_io);
(void **)&disk_io);
EFI_BLOCK_IO *drive = NULL;
status = uefi_call_wrapper(gBS->HandleProtocol, 3, handles[i],
&block_io_guid, &drive);
&block_io_guid, (void **)&drive);
if (status != 0 || drive == NULL || drive->Media->LastBlock == 0)
continue;

2
stage23/drivers/edid.c
View File

@ -76,7 +76,7 @@ struct edid_info_struct *get_edid_info(void) {
EFI_GUID edid_guid = EFI_EDID_ACTIVE_PROTOCOL_GUID;
status = uefi_call_wrapper(gBS->HandleProtocol, 3,
handles[0], &edid_guid, &edid);
handles[0], &edid_guid, (void **)&edid);
if (status)
goto fail;

2
stage23/drivers/gop.c
View File

@ -124,7 +124,7 @@ static bool try_mode(struct fb_info *ret, size_t mode, int width, int height, in
return true;
}
#define INVALID_PRESET_MODE 0xfffffffff
#define INVALID_PRESET_MODE 0xffffffff
static size_t preset_mode = INVALID_PRESET_MODE;

13
stage23/entry.s3.c
View File

@ -29,12 +29,19 @@ EFI_STATUS efi_main(
__attribute__((unused)) EFI_HANDLE ImageHandle,
__attribute__((unused)) EFI_SYSTEM_TABLE *SystemTable) {
// Invalid return address of 0 to end stacktraces here
#if defined (__x86_64__)
asm (
"pushq $0\n\t"
"pushq $0\n\t"
"xorl %eax, %eax\n\t"
"movq %rax, (%rsp)\n\t"
"jmp uefi_entry\n\t"
);
#elif defined (__i386__)
asm (
"xorl %eax, %eax\n\t"
"movl %eax, (%esp)\n\t"
"jmp uefi_entry\n\t"
);
#endif
}
__attribute__((noreturn))
@ -62,7 +69,7 @@ void uefi_entry(EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *SystemTable) {
status = uefi_call_wrapper(gBS->HandleProtocol, 3,
current_handle, &loaded_img_prot_guid,
&loaded_image);
(void **)&loaded_image);
if (status) {
panic("HandleProtocol failure (%x)", status);

2
stage23/lib/blib.c
View File

@ -101,7 +101,7 @@ bool efi_exit_boot_services(void) {
goto fail;
status = uefi_call_wrapper(gBS->AllocatePool, 3,
EfiLoaderData, efi_mmap_size, &efi_mmap);
EfiLoaderData, efi_mmap_size, (void **)&efi_mmap);
if (status)
goto fail;

1
stage23/lib/libgcc.asm32 Symbolic link
View File

@ -0,0 +1 @@
libgcc.s2.asm

58
stage23/lib/spinup.asm32 Normal file
View File

@ -0,0 +1,58 @@
extern _GLOBAL_OFFSET_TABLE_
extern gdt
section .text
global common_spinup
bits 32
common_spinup:
cli
push 0
push 0
lidt [esp]
add esp, 8
call .get_got
.get_got:
pop ebx
add ebx, _GLOBAL_OFFSET_TABLE_ + $$ - .get_got wrt ..gotpc
lgdt [ebx + gdt wrt ..gotoff]
push dword 0x18
call .p1
.p1:
pop eax
add eax, 6
push eax
retfd
.flush_cs:
mov eax, 0x20
mov ds, eax
mov es, eax
mov fs, eax
mov gs, eax
mov ss, eax
xor eax, eax
lldt ax
; We don't need the return address
add esp, 4
; Get function address
pop edi
; We don't need the argument count
add esp, 4
mov eax, 0x00000011
mov cr0, eax
xor eax, eax
mov cr4, eax
call edi

4
stage23/lib/trace.s2.c
View File

@ -48,9 +48,9 @@ static char *trace_address(size_t *off, size_t addr) {
void print_stacktrace(size_t *base_ptr) {
if (base_ptr == NULL) {
asm volatile (
#if bios == 1
#if defined (__i386__)
"movl %%ebp, %0"
#elif uefi == 1
#elif defined (__x86_64__)
"movq %%rbp, %0"
#endif
: "=g"(base_ptr)

100
stage23/linker_uefi32.ld Normal file
View File

@ -0,0 +1,100 @@
/* The following code originates from gnu-efi */
OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
OUTPUT_ARCH(i386)
ENTRY(_start)
SECTIONS
{
. = 0;
ImageBase = .;
/* .hash and/or .gnu.hash MUST come first! */
.hash : { *(.hash) }
.gnu.hash : { *(.gnu.hash) }
. = ALIGN(4096);
.text :
{
_text = .;
*(.text)
*(.text.*)
*(.gnu.linkonce.t.*)
. = ALIGN(16);
}
_etext = .;
_text_size = . - _text;
. = ALIGN(4096);
.sdata :
{
_data = .;
*(.got.plt)
*(.got)
*(.srodata)
*(.sdata)
*(.sbss)
*(.scommon)
}
. = ALIGN(4096);
.data :
{
*(.rodata*)
*(.data)
*(.data1)
*(.data.*)
*(.sdata)
*(.got.plt)
*(.got)
/* the EFI loader doesn't seem to like a .bss section, so we stick
it all into .data: */
*(.sbss)
*(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
*(.full_map*)
}
.note.gnu.build-id : { *(.note.gnu.build-id) }
. = ALIGN(4096);
.dynamic : { *(.dynamic) }
. = ALIGN(4096);
.rel :
{
*(.rel.data)
*(.rel.data.*)
*(.rel.got)
*(.rel.stab)
*(.data.rel.ro.local)
*(.data.rel.local)
*(.data.rel.ro)
*(.data.rel*)
}
_edata = .;
_data_size = . - _etext;
. = ALIGN(4096);
.sbat :
{
_sbat = .;
*(.sbat)
*(.sbat.*)
}
_esbat = .;
_sbat_size = . - _sbat;
. = ALIGN(4096);
.reloc : /* This is the PECOFF .reloc section! */
{
*(.reloc)
}
. = ALIGN(4096);
.dynsym : { *(.dynsym) }
. = ALIGN(4096);
.dynstr : { *(.dynstr) }
. = ALIGN(4096);
/DISCARD/ :
{
*(.rel.reloc)
*(.eh_frame)
*(.note.GNU-stack)
}
.comment 0 : { *(.comment) }
}

100
stage23/linker_uefi32_nomap.ld Normal file
View File

@ -0,0 +1,100 @@
/* The following code originates from gnu-efi */
OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
OUTPUT_ARCH(i386)
ENTRY(_start)
SECTIONS
{
. = 0;
ImageBase = .;
/* .hash and/or .gnu.hash MUST come first! */
.hash : { *(.hash) }
.gnu.hash : { *(.gnu.hash) }
. = ALIGN(4096);
.text :
{
_text = .;
*(.text)
*(.text.*)
*(.gnu.linkonce.t.*)
. = ALIGN(16);
}
_etext = .;
_text_size = . - _text;
. = ALIGN(4096);
.sdata :
{
_data = .;
*(.got.plt)
*(.got)
*(.srodata)
*(.sdata)
*(.sbss)
*(.scommon)
}
. = ALIGN(4096);
.data :
{
*(.rodata*)
*(.data)
*(.data1)
*(.data.*)
*(.sdata)
*(.got.plt)
*(.got)
/* the EFI loader doesn't seem to like a .bss section, so we stick
it all into .data: */
*(.sbss)
*(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
full_map = .;
}
.note.gnu.build-id : { *(.note.gnu.build-id) }
. = ALIGN(4096);
.dynamic : { *(.dynamic) }
. = ALIGN(4096);
.rel :
{
*(.rel.data)
*(.rel.data.*)
*(.rel.got)
*(.rel.stab)
*(.data.rel.ro.local)
*(.data.rel.local)
*(.data.rel.ro)
*(.data.rel*)
}
_edata = .;
_data_size = . - _etext;
. = ALIGN(4096);
.sbat :
{
_sbat = .;
*(.sbat)
*(.sbat.*)
}
_esbat = .;
_sbat_size = . - _sbat;
. = ALIGN(4096);
.reloc : /* This is the PECOFF .reloc section! */
{
*(.reloc)
}
. = ALIGN(4096);
.dynsym : { *(.dynsym) }
. = ALIGN(4096);
.dynstr : { *(.dynstr) }
. = ALIGN(4096);
/DISCARD/ :
{
*(.rel.reloc)
*(.eh_frame)
*(.note.GNU-stack)
}
.comment 0 : { *(.comment) }
}

2
stage23/mm/pmm.s2.c
View File

@ -267,7 +267,7 @@ void init_memmap(void) {
efi_mmap_size += 4096;
status = uefi_call_wrapper(gBS->AllocatePool, 3,
EfiLoaderData, efi_mmap_size, &efi_mmap);
EfiLoaderData, efi_mmap_size, (void **)&efi_mmap);
status = uefi_call_wrapper(gBS->GetMemoryMap, 5,
&efi_mmap_size, efi_mmap, &mmap_key, &efi_desc_size, &efi_desc_ver);

7
stage23/protos/chainload.c
View File

@ -161,7 +161,8 @@ void chainload(char *config) {
EFI_HANDLE new_handle = 0;
status = uefi_call_wrapper(gBS->LoadImage, 6, 0, efi_image_handle, memdev_path,
status = uefi_call_wrapper(gBS->LoadImage, 6, 0, efi_image_handle,
(EFI_DEVICE_PATH *)memdev_path,
ptr, image_size, &new_handle);
if (status) {
panic("chainload: LoadImage failure (%x)", status);
@ -174,7 +175,7 @@ void chainload(char *config) {
EFI_LOADED_IMAGE_PROTOCOL *loader_loaded_image = NULL;
status = uefi_call_wrapper(gBS->HandleProtocol, 3,
efi_image_handle, &loaded_img_prot_guid,
&loader_loaded_image);
(void **)&loader_loaded_image);
if (status) {
panic("chainload: HandleProtocol failure (%x)", status);
}
@ -182,7 +183,7 @@ void chainload(char *config) {
EFI_LOADED_IMAGE_PROTOCOL *new_handle_loaded_image = NULL;
status = uefi_call_wrapper(gBS->HandleProtocol, 3,
new_handle, &loaded_img_prot_guid,
&new_handle_loaded_image);
(void **)&new_handle_loaded_image);
if (status) {
panic("chainload: HandleProtocol failure (%x)", status);
}

19
stage23/protos/linux.c
View File

@ -537,11 +537,20 @@ void linux_load(char *config, char *cmdline) {
#if uefi == 1
efi_exit_boot_services();
memcpy(&boot_params->efi_info.efi_loader_signature, "EL64", 4);
boot_params->efi_info.efi_systab = (uint32_t)(uintptr_t)gST;
boot_params->efi_info.efi_systab_hi = (uint32_t)((uintptr_t)gST >> 32);
boot_params->efi_info.efi_memmap = (uint32_t)(uintptr_t)efi_mmap;
boot_params->efi_info.efi_memmap_hi = (uint32_t)((uintptr_t)efi_mmap >> 32);
{
const char *efi_signature;
#if defined (__i386__)
efi_signature = "EL32";
#elif defined (__x86_64__)
efi_signature = "EL64";
#endif
memcpy(&boot_params->efi_info.efi_loader_signature, efi_signature, 4);
}
boot_params->efi_info.efi_systab = (uint32_t)(uint64_t)(uintptr_t)gST;
boot_params->efi_info.efi_systab_hi = (uint32_t)((uint64_t)(uintptr_t)gST >> 32);
boot_params->efi_info.efi_memmap = (uint32_t)(uint64_t)(uintptr_t)efi_mmap;
boot_params->efi_info.efi_memmap_hi = (uint32_t)((uint64_t)(uintptr_t)efi_mmap >> 32);
boot_params->efi_info.efi_memmap_size = efi_mmap_size;
boot_params->efi_info.efi_memdesc_size = efi_desc_size;
boot_params->efi_info.efi_memdesc_version = efi_desc_ver;

16
stage23/protos/stivale2.c
View File

@ -54,8 +54,10 @@ static void *get_tag(struct stivale2_header *s, uint64_t id) {
(S)->tags = REPORTED_ADDR((uint64_t)(uintptr_t)TAG); \
})
#if bios == 1
#if defined (__i386__)
extern symbol stivale2_term_write_entry;
void *stivale2_rt_stack = NULL;
void *stivale2_term_buf = NULL;
#endif
void stivale2_load(char *config, char *cmdline, bool pxe, void *efi_system_table) {
@ -385,10 +387,16 @@ failed_to_load_header_section:
// We provide max allowed string length
tag->flags |= (1 << 1);
#if bios == 1
#if defined (__i386__)
if (stivale2_rt_stack == NULL) {
stivale2_rt_stack = ext_mem_alloc(8192);
}
stivale2_term_buf = ext_mem_alloc(8192);
tag->term_write = (uintptr_t)(void *)stivale2_term_write_entry;
tag->max_length = 4096;
#elif uefi == 1
tag->max_length = 8192;
#elif defined (__x86_64__)
tag->term_write = (uintptr_t)term_write;
tag->max_length = 0;
#endif

13
stage23/protos/stivale2_rt.asm
View File

@ -8,14 +8,13 @@ user_ds: resq 1
user_es: resq 1
user_ss: resq 1
%define MAX_TERM_BUF 4096
term_buf:
resb MAX_TERM_BUF
%define MAX_TERM_BUF 8192
section .text
extern term_write
extern stivale2_term_buf
extern stivale2_rt_stack
bits 64
global stivale2_term_write_entry
@ -28,7 +27,7 @@ stivale2_term_write_entry:
push r15
mov [user_stack], rsp
mov rsp, 0x7c00
mov rsp, [stivale2_rt_stack]
mov word [user_cs], cs
mov word [user_ds], ds
@ -41,7 +40,7 @@ stivale2_term_write_entry:
cmp rcx, rax
cmovg rcx, rax
mov rsi, rdi
mov edi, term_buf
mov edi, [stivale2_term_buf]
rep movsb
pop rsi
@ -55,7 +54,7 @@ bits 32
mov es, ax
mov ss, ax
push esi
push term_buf
push dword [stivale2_term_buf]
call term_write
add esp, 8
push dword [user_cs]

92
stage23/protos/stivale2_rt.asm32 Normal file
View File

@ -0,0 +1,92 @@
extern _GLOBAL_OFFSET_TABLE_
section .bss
user_stack:
resq 1
user_cs: resq 1
user_ds: resq 1
user_es: resq 1
user_ss: resq 1
%define MAX_TERM_BUF 8192
section .text
extern term_write
extern stivale2_term_buf
extern stivale2_rt_stack
bits 64
global stivale2_term_write_entry
stivale2_term_write_entry:
push rbx
push rbp
push r12
push r13
push r14
push r15
call .get_got
.get_got:
pop rbx
add ebx, _GLOBAL_OFFSET_TABLE_ + $$ - .get_got wrt ..gotpc
mov [rbx + user_stack wrt ..gotoff], rsp
mov rsp, [rbx + stivale2_rt_stack wrt ..gotoff]
mov word [rbx + user_cs wrt ..gotoff], cs
mov word [rbx + user_ds wrt ..gotoff], ds
mov word [rbx + user_es wrt ..gotoff], es
mov word [rbx + user_ss wrt ..gotoff], ss
push rsi
mov rcx, rsi
mov rax, MAX_TERM_BUF
cmp rcx, rax
cmovg rcx, rax
mov rsi, rdi
mov edi, [rbx + stivale2_term_buf wrt ..gotoff]
rep movsb
pop rsi
push 0x18
call .p1
.p1:
pop rax
add rax, 8
push rax
retfq
bits 32
.mode32:
mov eax, 0x20
mov ds, ax
mov es, ax
mov ss, ax
push esi
push dword [ebx + stivale2_term_buf wrt ..gotoff]
call term_write
add esp, 8
push dword [ebx + user_cs wrt ..gotoff]
call .p2
.p2:
pop eax
add eax, 6
push eax
retfd
bits 64
.mode64:
mov ds, word [rbx + user_ds wrt ..gotoff]
mov es, word [rbx + user_es wrt ..gotoff]
mov ss, word [rbx + user_ss wrt ..gotoff]
mov rsp, [rbx + user_stack wrt ..gotoff]
pop r15
pop r14
pop r13
pop r12
pop rbp
pop rbx
ret

5
stage23/sys/gdt.h
View File

@ -5,10 +5,9 @@
struct gdtr {
uint16_t limit;
#if uefi == 1
#if defined (__x86_64__)
uint64_t ptr;
#endif
#if bios == 1
#elif defined (__i386__)
uint32_t ptr;
uint32_t pad;
#endif

2
stage23/sys/gdt.s2.c
View File

@ -65,7 +65,7 @@ __attribute__((section(".realmode")))
struct gdtr gdt = {
sizeof(gdt_descs) - 1,
(uintptr_t)gdt_descs,
#if bios == 1
#if defined (__i386__)
0
#endif
};