/*- * 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 RISC-V architecture. */ #include <sys/elf32.h> /* Definitions common to all 32 bit architectures. */ #include <sys/elf64.h> /* Definitions common to all 64 bit architectures. */ #define __ELF_WORD_SIZE 64 /* Used by <sys/elf_generic.h> */ #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); #define ELF_ARCH EM_RISCV #define ELF_MACHINE_OK(x) ((x) == (ELF_ARCH)) /* Define "machine" characteristics */ #define ELF_TARG_CLASS ELFCLASS64 #define ELF_TARG_DATA ELFDATA2LSB #define ELF_TARG_MACH EM_RISCV #define ELF_TARG_VER 1 /* TODO: set correct value */ #define ET_DYN_LOAD_ADDR 0x100000 /* Flags passed in AT_HWCAP */ #define HWCAP_ISA_BIT(c) (1 << ((c) - 'A')) #define HWCAP_ISA_I HWCAP_ISA_BIT('I') #define HWCAP_ISA_M HWCAP_ISA_BIT('M') #define HWCAP_ISA_A HWCAP_ISA_BIT('A') #define HWCAP_ISA_F HWCAP_ISA_BIT('F') #define HWCAP_ISA_D HWCAP_ISA_BIT('D') #define HWCAP_ISA_C HWCAP_ISA_BIT('C') #define HWCAP_ISA_G \ (HWCAP_ISA_I | HWCAP_ISA_M | HWCAP_ISA_A | HWCAP_ISA_F | HWCAP_ISA_D) #endif /* !_MACHINE_ELF_H_ */ |