/*- * Copyright (c) 1996-1997 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 _MACHINE_ELF_H_ #define _MACHINE_ELF_H_ /* * ELF definitions for the AArch64 architecture. */ #include /* Definitions common to all 32 bit architectures. */ #include /* Definitions common to all 64 bit architectures. */ #ifndef __ELF_WORD_SIZE #define __ELF_WORD_SIZE 64 /* Used by */ #endif #include /* * Auxiliary vector entries for passing information to the interpreter. */ typedef struct { /* Auxiliary vector entry on initial stack */ int a_type; /* Entry type. */ union { int a_val; /* Integer value. */ } a_un; } Elf32_Auxinfo; typedef struct { /* Auxiliary vector entry on initial stack */ long a_type; /* Entry type. */ union { long a_val; /* Integer value. */ void *a_ptr; /* Address. */ void (*a_fcn)(void); /* Function pointer (not used). */ } a_un; } Elf64_Auxinfo; __ElfType(Auxinfo); #define ELF_ARCH EM_AARCH64 #define ELF_MACHINE_OK(x) ((x) == (ELF_ARCH)) /* Values for a_type. */ #define AT_NULL 0 /* Terminates the vector. */ #define AT_IGNORE 1 /* Ignored entry. */ #define AT_EXECFD 2 /* File descriptor of program to load. */ #define AT_PHDR 3 /* Program header of program already loaded. */ #define AT_PHENT 4 /* Size of each program header entry. */ #define AT_PHNUM 5 /* Number of program header entries. */ #define AT_PAGESZ 6 /* Page size in bytes. */ #define AT_BASE 7 /* Interpreter's base address. */ #define AT_FLAGS 8 /* Flags (unused). */ #define AT_ENTRY 9 /* Where interpreter should transfer control. */ #define AT_NOTELF 10 /* Program is not ELF ?? */ #define AT_UID 11 /* Real uid. */ #define AT_EUID 12 /* Effective uid. */ #define AT_GID 13 /* Real gid. */ #define AT_EGID 14 /* Effective gid. */ #define AT_EXECPATH 15 /* Path to the executable. */ #define AT_CANARY 16 /* Canary for SSP */ #define AT_CANARYLEN 17 /* Length of the canary. */ #define AT_OSRELDATE 18 /* OSRELDATE. */ #define AT_NCPUS 19 /* Number of CPUs. */ #define AT_PAGESIZES 20 /* Pagesizes. */ #define AT_PAGESIZESLEN 21 /* Number of pagesizes. */ #define AT_TIMEKEEP 22 /* Pointer to timehands. */ #define AT_STACKPROT 23 /* Initial stack protection. */ #define AT_EHDRFLAGS 24 /* e_flags field from elf hdr */ #define AT_HWCAP 25 /* CPU feature flags. */ #define AT_HWCAP2 26 /* CPU feature flags 2. */ #define AT_COUNT 27 /* Count of defined aux entry types. */ /* Define "machine" characteristics */ #if __ELF_WORD_SIZE == 64 #define ELF_TARG_CLASS ELFCLASS64 #define ELF_TARG_DATA ELFDATA2LSB #define ELF_TARG_MACH EM_AARCH64 #define ELF_TARG_VER 1 #else #define ELF_TARG_CLASS ELFCLASS32 #define ELF_TARG_DATA ELFDATA2LSB #define ELF_TARG_MACH EM_ARM #define ELF_TARG_VER 1 #endif #define ET_DYN_LOAD_ADDR 0x100000 /* HWCAP */ #define HWCAP_FP 0x00000001 #define HWCAP_ASIMD 0x00000002 #define HWCAP_EVTSTRM 0x00000004 #define HWCAP_AES 0x00000008 #define HWCAP_PMULL 0x00000010 #define HWCAP_SHA1 0x00000020 #define HWCAP_SHA2 0x00000040 #define HWCAP_CRC32 0x00000080 #define HWCAP_ATOMICS 0x00000100 #define HWCAP_FPHP 0x00000200 #define HWCAP_ASIMDHP 0x00000400 /* * XXX: The following bits (from CPUID to FLAGM) were originally incorrect, * but later changed to match the Linux definitions. No compatibility code is * provided, as the fix was expected to result in near-zero fallout. */ #define HWCAP_CPUID 0x00000800 #define HWCAP_ASIMDRDM 0x00001000 #define HWCAP_JSCVT 0x00002000 #define HWCAP_FCMA 0x00004000 #define HWCAP_LRCPC 0x00008000 #define HWCAP_DCPOP 0x00010000 #define HWCAP_SHA3 0x00020000 #define HWCAP_SM3 0x00040000 #define HWCAP_SM4 0x00080000 #define HWCAP_ASIMDDP 0x00100000 #define HWCAP_SHA512 0x00200000 #define HWCAP_SVE 0x00400000 #define HWCAP_ASIMDFHM 0x00800000 #define HWCAP_DIT 0x01000000 #define HWCAP_USCAT 0x02000000 #define HWCAP_ILRCPC 0x04000000 #define HWCAP_FLAGM 0x08000000 #define HWCAP_SSBS 0x10000000 #define HWCAP_SB 0x20000000 #define HWCAP_PACA 0x40000000 #define HWCAP_PACG 0x80000000 /* HWCAP2 */ #define HWCAP2_DCPODP 0x00000001 #define HWCAP2_SVE2 0x00000002 #define HWCAP2_SVEAES 0x00000004 #define HWCAP2_SVEPMULL 0x00000008 #define HWCAP2_SVEBITPERM 0x00000010 #define HWCAP2_SVESHA3 0x00000020 #define HWCAP2_SVESM4 0x00000040 #define HWCAP2_FLAGM2 0x00000080 #define HWCAP2_FRINT 0x00000100 #define HWCAP2_SVEI8MM 0x00000200 #define HWCAP2_SVEF32MM 0x00000400 #define HWCAP2_SVEF64MM 0x00000800 #define HWCAP2_SVEBF16 0x00001000 #define HWCAP2_I8MM 0x00002000 #define HWCAP2_BF16 0x00004000 #define HWCAP2_DGH 0x00008000 #define HWCAP2_RNG 0x00010000 #define HWCAP2_BTI 0x00020000 #endif /* !_MACHINE_ELF_H_ */