elf.h (4008B) - Raw
1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2001 David E. O'Brien 5 * Copyright (c) 1996-1997 John D. Polstra. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 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 typedef struct { /* Auxiliary vector entry on initial stack */ 44 int a_type; /* Entry type. */ 45 union { 46 long a_val; /* Integer value. */ 47 void *a_ptr; /* Address. */ 48 void (*a_fcn)(void); /* Function pointer (not used). */ 49 } a_un; 50 } Elf32_Auxinfo; 51 52 __ElfType(Auxinfo); 53 54 #define ELF_ARCH EM_ARM 55 56 #define ELF_MACHINE_OK(x) ((x) == EM_ARM) 57 58 /* 59 * Relocation types. 60 */ 61 62 #define R_ARM_COUNT 33 /* Count of defined relocation types. */ 63 64 /* Define "machine" characteristics */ 65 #define ELF_TARG_CLASS ELFCLASS32 66 #ifdef __ARMEB__ 67 #define ELF_TARG_DATA ELFDATA2MSB 68 #else 69 #define ELF_TARG_DATA ELFDATA2LSB 70 #endif 71 #define ELF_TARG_MACH EM_ARM 72 #define ELF_TARG_VER 1 73 74 /* Defines specific for arm headers */ 75 #define EF_ARM_EABI_FREEBSD_MIN EF_ARM_EABI_VER4 76 77 #define ET_DYN_LOAD_ADDR 0x01001000 78 79 /* Flags passed in AT_HWCAP. */ 80 #define HWCAP_SWP 0x00000001 /* Unsupported, never set. */ 81 #define HWCAP_HALF 0x00000002 /* Always set. */ 82 #define HWCAP_THUMB 0x00000004 83 #define HWCAP_26BIT 0x00000008 /* Unsupported, never set. */ 84 #define HWCAP_FAST_MULT 0x00000010 /* Always set. */ 85 #define HWCAP_FPA 0x00000020 /* Unsupported, never set. */ 86 #define HWCAP_VFP 0x00000040 87 #define HWCAP_EDSP 0x00000080 /* Always set for ARMv6+. */ 88 #define HWCAP_JAVA 0x00000100 /* Unsupported, never set. */ 89 #define HWCAP_IWMMXT 0x00000200 /* Unsupported, never set. */ 90 #define HWCAP_CRUNCH 0x00000400 /* Unsupported, never set. */ 91 #define HWCAP_THUMBEE 0x00000800 92 #define HWCAP_NEON 0x00001000 93 #define HWCAP_VFPv3 0x00002000 94 #define HWCAP_VFPv3D16 0x00004000 95 #define HWCAP_TLS 0x00008000 /* Always set for ARMv6+. */ 96 #define HWCAP_VFPv4 0x00010000 97 #define HWCAP_IDIVA 0x00020000 98 #define HWCAP_IDIVT 0x00040000 99 #define HWCAP_VFPD32 0x00080000 100 #define HWCAP_IDIV (HWCAP_IDIVA | HWCAP_IDIVT) 101 #define HWCAP_LPAE 0x00100000 102 #define HWCAP_EVTSTRM 0x00200000 /* Not implemented yet. */ 103 104 /* Flags passed in AT_HWCAP2. */ 105 #define HWCAP2_AES 0x00000001 106 #define HWCAP2_PMULL 0x00000002 107 #define HWCAP2_SHA1 0x00000004 108 #define HWCAP2_SHA2 0x00000008 109 #define HWCAP2_CRC32 0x00000010 110 111 #endif /* !_MACHINE_ELF_H_ */