freebsd-skq/sys/arm64/include/elf.h
jhibbits 197e87f234 gcore: Add aarch64 32-bit core support
Summary: Add trivial 32-bit arm cores on aarch64 support for gcore.  This
doesn't handle fpregs.

Reviewed by:	#arm, andrew
Sponsored by:	Juniper Networks, Inc
Differential Revision:	https://reviews.freebsd.org/D21947
2019-10-11 14:15:50 +00:00

125 lines
3.7 KiB
C

/*-
* 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 <sys/elf32.h> /* Definitions common to all 32 bit architectures. */
#include <sys/elf64.h> /* Definitions common to all 64 bit architectures. */
#ifndef __ELF_WORD_SIZE
#define __ELF_WORD_SIZE 64 /* Used by <sys/elf_generic.h> */
#endif
#include <sys/elf_generic.h>
/*
* 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);
#ifdef _MACHINE_ELF_WANT_32BIT
#define ELF_ARCH EM_ARM
#else
#define ELF_ARCH EM_AARCH64
#endif
#define ELF_MACHINE_OK(x) ((x) == (ELF_ARCH))
/* 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
#if __ELF_WORD_SIZE == 32
#define ET_DYN_LOAD_ADDR 0x12000
#else
#define ET_DYN_LOAD_ADDR 0x100000
#endif
/* 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_CPUID 0x00000400
#define HWCAP_ASIMDRDM 0x00000800
#define HWCAP_JSCVT 0x00001000
#define HWCAP_FCMA 0x00002000
#define HWCAP_LRCPC 0x00004000
#define HWCAP_DCPOP 0x00008000
#define HWCAP_SHA3 0x00010000
#define HWCAP_SM3 0x00020000
#define HWCAP_SM4 0x00040000
#define HWCAP_ASIMDDP 0x00080000
#define HWCAP_SHA512 0x00100000
#define HWCAP_SVE 0x00200000
#define HWCAP_ASIMDFHM 0x00400000
#define HWCAP_DIT 0x00800000
#define HWCAP_USCAT 0x01000000
#define HWCAP_ILRCPC 0x02000000
#define HWCAP_FLAGM 0x04000000
#endif /* !_MACHINE_ELF_H_ */