1/*-
2 * Copyright (c) 2001 David E. O'Brien
3 * Copyright (c) 1996-1997 John D. Polstra.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
| 1/*-
2 * Copyright (c) 2001 David E. O'Brien
3 * Copyright (c) 1996-1997 John D. Polstra.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
|
28 */
29
30#ifndef _MACHINE_ELF_H_
31#define _MACHINE_ELF_H_ 1
32
33/*
34 * EABI ELF definitions for the StrongARM architecture.
35 * See "ARM ELF", document no. `SWS ESPC 0003 A-08' for details.
36 */
37
38#include <sys/elf32.h> /* Definitions common to all 32 bit architectures. */
39
40#define __ELF_WORD_SIZE 32 /* Used by <sys/elf_generic.h> */
41#include <sys/elf_generic.h>
42
43#define ELF_ARCH EM_ARM
44
45#define ELF_MACHINE_OK(x) ((x) == EM_ARM)
46
47/*
48 * Relocation types.
49 */
50
51#define R_ARM_NONE 0 /* No relocation. */
52#define R_ARM_PC24 1
53#define R_ARM_ABS32 2
54#define R_ARM_REL32 3
55#define R_ARM_PC13 4
56#define R_ARM_ABS16 5
57#define R_ARM_ABS12 6
58#define R_ARM_THM_ABS5 7
59#define R_ARM_ABS8 8
60#define R_ARM_SBREL32 9
61#define R_ARM_THM_PC22 10
62#define R_ARM_THM_PC8 11
63#define R_ARM_AMP_VCALL9 12
64#define R_ARM_SWI24 13
65#define R_ARM_THM_SWI8 14
66#define R_ARM_XPC25 15
67#define R_ARM_THM_XPC22 16
68#define R_ARM_COPY 20 /* Copy data from shared object. */
69#define R_ARM_GLOB_DAT 21 /* Set GOT entry to data address. */
70#define R_ARM_JUMP_SLOT 22 /* Set GOT entry to code address. */
71#define R_ARM_RELATIVE 23 /* Add load address of shared object. */
72#define R_ARM_GOTOFF 24 /* Add GOT-relative symbol address. *
73#define R_ARM_GOTPC 25 /* Add PC-relative GOT table address. */
74#define R_ARM_GOT32 26 /* Add PC-relative GOT offset. */
75#define R_ARM_PLT32 27 /* Add PC-relative PLT offset. */
76#define R_ARM_GNU_VTENTRY 100
77#define R_ARM_GNU_VTINHERIT 101
78#define R_ARM_RSBREL32 250
79#define R_ARM_THM_RPC22 251
80#define R_ARM_RREL32 252
81#define R_ARM_RABS32 253
82#define R_ARM_RPC24 254
83#define R_ARM_RBASE 255
84
85#define R_ARM_COUNT 33 /* Count of defined relocation types. */
86
87
88/* Define "machine" characteristics */
89#define ELF_TARG_CLASS ELFCLASS32
90#define ELF_TARG_DATA ELFDATA2LSB
91#define ELF_TARG_MACH EM_ARM
92#define ELF_TARG_VER 1
93
94#ifdef _KERNEL
95
96/*
97 * On the StrongARM we load the dynamic linker where a userland call
98 * to mmap(0, ...) would put it. The rationale behind this
99 * calculation is that it leaves room for the heap to grow to
100 * its maximum allowed size.
101 */
102#define ELF_RTLD_ADDR(vmspace) \
| 28 */
29
30#ifndef _MACHINE_ELF_H_
31#define _MACHINE_ELF_H_ 1
32
33/*
34 * EABI ELF definitions for the StrongARM architecture.
35 * See "ARM ELF", document no. `SWS ESPC 0003 A-08' for details.
36 */
37
38#include <sys/elf32.h> /* Definitions common to all 32 bit architectures. */
39
40#define __ELF_WORD_SIZE 32 /* Used by <sys/elf_generic.h> */
41#include <sys/elf_generic.h>
42
43#define ELF_ARCH EM_ARM
44
45#define ELF_MACHINE_OK(x) ((x) == EM_ARM)
46
47/*
48 * Relocation types.
49 */
50
51#define R_ARM_NONE 0 /* No relocation. */
52#define R_ARM_PC24 1
53#define R_ARM_ABS32 2
54#define R_ARM_REL32 3
55#define R_ARM_PC13 4
56#define R_ARM_ABS16 5
57#define R_ARM_ABS12 6
58#define R_ARM_THM_ABS5 7
59#define R_ARM_ABS8 8
60#define R_ARM_SBREL32 9
61#define R_ARM_THM_PC22 10
62#define R_ARM_THM_PC8 11
63#define R_ARM_AMP_VCALL9 12
64#define R_ARM_SWI24 13
65#define R_ARM_THM_SWI8 14
66#define R_ARM_XPC25 15
67#define R_ARM_THM_XPC22 16
68#define R_ARM_COPY 20 /* Copy data from shared object. */
69#define R_ARM_GLOB_DAT 21 /* Set GOT entry to data address. */
70#define R_ARM_JUMP_SLOT 22 /* Set GOT entry to code address. */
71#define R_ARM_RELATIVE 23 /* Add load address of shared object. */
72#define R_ARM_GOTOFF 24 /* Add GOT-relative symbol address. *
73#define R_ARM_GOTPC 25 /* Add PC-relative GOT table address. */
74#define R_ARM_GOT32 26 /* Add PC-relative GOT offset. */
75#define R_ARM_PLT32 27 /* Add PC-relative PLT offset. */
76#define R_ARM_GNU_VTENTRY 100
77#define R_ARM_GNU_VTINHERIT 101
78#define R_ARM_RSBREL32 250
79#define R_ARM_THM_RPC22 251
80#define R_ARM_RREL32 252
81#define R_ARM_RABS32 253
82#define R_ARM_RPC24 254
83#define R_ARM_RBASE 255
84
85#define R_ARM_COUNT 33 /* Count of defined relocation types. */
86
87
88/* Define "machine" characteristics */
89#define ELF_TARG_CLASS ELFCLASS32
90#define ELF_TARG_DATA ELFDATA2LSB
91#define ELF_TARG_MACH EM_ARM
92#define ELF_TARG_VER 1
93
94#ifdef _KERNEL
95
96/*
97 * On the StrongARM we load the dynamic linker where a userland call
98 * to mmap(0, ...) would put it. The rationale behind this
99 * calculation is that it leaves room for the heap to grow to
100 * its maximum allowed size.
101 */
102#define ELF_RTLD_ADDR(vmspace) \
|