116 lines
4.0 KiB
C
116 lines
4.0 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2001 David E. O'Brien
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* Copyright (c) 1996-1997 John D. Polstra.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_ELF_H_
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#define _MACHINE_ELF_H_ 1
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/*
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* EABI ELF definitions for the StrongARM architecture.
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* See "ARM ELF", document no. `SWS ESPC 0003 A-08' for details.
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*/
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#include <sys/elf32.h> /* Definitions common to all 32 bit architectures. */
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#define __ELF_WORD_SIZE 32 /* Used by <sys/elf_generic.h> */
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#include <sys/elf_generic.h>
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typedef struct { /* Auxiliary vector entry on initial stack */
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int a_type; /* Entry type. */
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union {
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long a_val; /* Integer value. */
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void *a_ptr; /* Address. */
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void (*a_fcn)(void); /* Function pointer (not used). */
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} a_un;
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} Elf32_Auxinfo;
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__ElfType(Auxinfo);
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#define ELF_ARCH EM_ARM
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#define ELF_MACHINE_OK(x) ((x) == EM_ARM)
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/*
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* Relocation types.
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*/
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#define R_ARM_COUNT 33 /* Count of defined relocation types. */
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/* Define "machine" characteristics */
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#define ELF_TARG_CLASS ELFCLASS32
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#ifdef __ARMEB__
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#define ELF_TARG_DATA ELFDATA2MSB
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#else
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#define ELF_TARG_DATA ELFDATA2LSB
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#endif
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#define ELF_TARG_MACH EM_ARM
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#define ELF_TARG_VER 1
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/* Defines specific for arm headers */
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#define EF_ARM_EABI_VERSION(x) (((x) & EF_ARM_EABIMASK) >> 24)
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#define EF_ARM_EABI_VERSION_UNKNOWN 0
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#define EF_ARM_EABI_FREEBSD_MIN 4
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#define ET_DYN_LOAD_ADDR 0x500000
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/* Flags passed in AT_HWCAP. */
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#define HWCAP_SWP 0x00000001 /* Unsupported, never set. */
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#define HWCAP_HALF 0x00000002 /* Always set. */
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#define HWCAP_THUMB 0x00000004
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#define HWCAP_26BIT 0x00000008 /* Unsupported, never set. */
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#define HWCAP_FAST_MULT 0x00000010 /* Always set. */
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#define HWCAP_FPA 0x00000020 /* Unsupported, never set. */
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#define HWCAP_VFP 0x00000040
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#define HWCAP_EDSP 0x00000080 /* Always set for ARMv6+. */
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#define HWCAP_JAVA 0x00000100 /* Unsupported, never set. */
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#define HWCAP_IWMMXT 0x00000200 /* Unsupported, never set. */
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#define HWCAP_CRUNCH 0x00000400 /* Unsupported, never set. */
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#define HWCAP_THUMBEE 0x00000800
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#define HWCAP_NEON 0x00001000
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#define HWCAP_VFPv3 0x00002000
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#define HWCAP_VFPv3D16 0x00004000
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#define HWCAP_TLS 0x00008000 /* Always set for ARMv6+. */
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#define HWCAP_VFPv4 0x00010000
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#define HWCAP_IDIVA 0x00020000
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#define HWCAP_IDIVT 0x00040000
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#define HWCAP_VFPD32 0x00080000
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#define HWCAP_IDIV (HWCAP_IDIVA | HWCAP_IDIVT)
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#define HWCAP_LPAE 0x00100000
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#define HWCAP_EVTSTRM 0x00200000 /* Not implemented yet. */
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/* Flags passed in AT_HWCAP2. */
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#define HWCAP2_AES 0x00000001
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#define HWCAP2_PMULL 0x00000002
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#define HWCAP2_SHA1 0x00000004
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#define HWCAP2_SHA2 0x00000008
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#define HWCAP2_CRC32 0x00000010
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#endif /* !_MACHINE_ELF_H_ */
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