2 * Copyright (c) 1996-1997 John D. Polstra.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #ifndef _MACHINE_ELF_H_
30 #define _MACHINE_ELF_H_
33 * ELF definitions for the AArch64 architecture.
36 #include <sys/elf32.h> /* Definitions common to all 32 bit architectures. */
37 #include <sys/elf64.h> /* Definitions common to all 64 bit architectures. */
39 #ifndef __ELF_WORD_SIZE
40 #define __ELF_WORD_SIZE 64 /* Used by <sys/elf_generic.h> */
43 #include <sys/elf_generic.h>
46 * Auxiliary vector entries for passing information to the interpreter.
49 typedef struct { /* Auxiliary vector entry on initial stack */
50 int a_type; /* Entry type. */
52 int a_val; /* Integer value. */
56 typedef struct { /* Auxiliary vector entry on initial stack */
57 long a_type; /* Entry type. */
59 long a_val; /* Integer value. */
60 void *a_ptr; /* Address. */
61 void (*a_fcn)(void); /* Function pointer (not used). */
67 #ifdef _MACHINE_ELF_WANT_32BIT
68 #define ELF_ARCH EM_ARM
70 #define ELF_ARCH EM_AARCH64
73 #define ELF_MACHINE_OK(x) ((x) == (ELF_ARCH))
75 /* Define "machine" characteristics */
76 #if __ELF_WORD_SIZE == 64
77 #define ELF_TARG_CLASS ELFCLASS64
78 #define ELF_TARG_DATA ELFDATA2LSB
79 #define ELF_TARG_MACH EM_AARCH64
80 #define ELF_TARG_VER 1
82 #define ELF_TARG_CLASS ELFCLASS32
83 #define ELF_TARG_DATA ELFDATA2LSB
84 #define ELF_TARG_MACH EM_ARM
85 #define ELF_TARG_VER 1
88 #if __ELF_WORD_SIZE == 32
89 #define ET_DYN_LOAD_ADDR 0x12000
91 #define ET_DYN_LOAD_ADDR 0x100000
95 #define HWCAP_FP 0x00000001
96 #define HWCAP_ASIMD 0x00000002
97 #define HWCAP_EVTSTRM 0x00000004
98 #define HWCAP_AES 0x00000008
99 #define HWCAP_PMULL 0x00000010
100 #define HWCAP_SHA1 0x00000020
101 #define HWCAP_SHA2 0x00000040
102 #define HWCAP_CRC32 0x00000080
103 #define HWCAP_ATOMICS 0x00000100
104 #define HWCAP_FPHP 0x00000200
105 #define HWCAP_ASIMDHP 0x00000400
107 * XXX: The following bits (from CPUID to FLAGM) were originally incorrect,
108 * but later changed to match the Linux definitions. No compatibility code is
109 * provided, as the fix was expected to result in near-zero fallout.
111 #define HWCAP_CPUID 0x00000800
112 #define HWCAP_ASIMDRDM 0x00001000
113 #define HWCAP_JSCVT 0x00002000
114 #define HWCAP_FCMA 0x00004000
115 #define HWCAP_LRCPC 0x00008000
116 #define HWCAP_DCPOP 0x00010000
117 #define HWCAP_SHA3 0x00020000
118 #define HWCAP_SM3 0x00040000
119 #define HWCAP_SM4 0x00080000
120 #define HWCAP_ASIMDDP 0x00100000
121 #define HWCAP_SHA512 0x00200000
122 #define HWCAP_SVE 0x00400000
123 #define HWCAP_ASIMDFHM 0x00800000
124 #define HWCAP_DIT 0x01000000
125 #define HWCAP_USCAT 0x02000000
126 #define HWCAP_ILRCPC 0x04000000
127 #define HWCAP_FLAGM 0x08000000
128 #define HWCAP_SSBS 0x10000000
129 #define HWCAP_SB 0x20000000
130 #define HWCAP_PACA 0x40000000
131 #define HWCAP_PACG 0x80000000
134 #define HWCAP2_DCPODP 0x00000001
135 #define HWCAP2_SVE2 0x00000002
136 #define HWCAP2_SVEAES 0x00000004
137 #define HWCAP2_SVEPMULL 0x00000008
138 #define HWCAP2_SVEBITPERM 0x00000010
139 #define HWCAP2_SVESHA3 0x00000020
140 #define HWCAP2_SVESM4 0x00000040
141 #define HWCAP2_FLAGM2 0x00000080
142 #define HWCAP2_FRINT 0x00000100
143 #define HWCAP2_SVEI8MM 0x00000200
144 #define HWCAP2_SVEF32MM 0x00000400
145 #define HWCAP2_SVEF64MM 0x00000800
146 #define HWCAP2_SVEBF16 0x00001000
147 #define HWCAP2_I8MM 0x00002000
148 #define HWCAP2_BF16 0x00004000
149 #define HWCAP2_DGH 0x00008000
150 #define HWCAP2_RNG 0x00010000
151 #define HWCAP2_BTI 0x00020000
153 #endif /* !_MACHINE_ELF_H_ */