1 /*- 2 * Copyright (c) 1996-1997 John D. Polstra. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 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. 13 * 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 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _MACHINE_ELF_H_ 30 #define _MACHINE_ELF_H_ 31 32 /* 33 * ELF definitions for the RISC-V architecture. 34 */ 35 #if 0 //freebsd specific 36 #include <sys/elf32.h> /* Definitions common to all 32 bit architectures. */ 37 #include <sys/elf64.h> /* Definitions common to all 64 bit architectures. */ 38 39 #define __ELF_WORD_SIZE 64 /* Used by <sys/elf_generic.h> */ 40 #include <sys/elf_generic.h> 41 42 #define ELF_ARCH EM_RISCV 43 44 #define ELF_MACHINE_OK(x) ((x) == (ELF_ARCH)) 45 46 /* Define "machine" characteristics */ 47 #define ELF_TARG_CLASS ELFCLASS64 48 #define ELF_TARG_DATA ELFDATA2LSB 49 #define ELF_TARG_MACH EM_RISCV 50 #define ELF_TARG_VER 1 51 52 /* TODO: set correct value */ 53 #define ET_DYN_LOAD_ADDR 0x100000 54 #endif 55 56 /* Flags passed in AT_HWCAP */ 57 #define HWCAP_ISA_BIT(c) (1 << ((c) - 'A')) 58 #define HWCAP_ISA_I HWCAP_ISA_BIT('I') 59 #define HWCAP_ISA_M HWCAP_ISA_BIT('M') 60 #define HWCAP_ISA_A HWCAP_ISA_BIT('A') 61 #define HWCAP_ISA_F HWCAP_ISA_BIT('F') 62 #define HWCAP_ISA_D HWCAP_ISA_BIT('D') 63 #define HWCAP_ISA_C HWCAP_ISA_BIT('C') 64 #define HWCAP_ISA_G \ 65 (HWCAP_ISA_I | HWCAP_ISA_M | HWCAP_ISA_A | HWCAP_ISA_F | HWCAP_ISA_D) 66 67 #endif /* !_MACHINE_ELF_H_ */ 68