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553cb3ed46
sys/param.h was manually adjusted to not define __NetBSD_Version__ since it will be defined by the compiler.
144 lines
No EOL
4.5 KiB
C
Vendored
144 lines
No EOL
4.5 KiB
C
Vendored
/* $NetBSD: elf_machdep.h,v 1.9 2022/12/03 08:54:38 skrll Exp $ */
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/*-
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* Copyright (c) 2014 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Matt Thomas of 3am Software Foundry.
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _RISCV_ELF_MACHDEP_H_
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#define _RISCV_ELF_MACHDEP_H_
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#define ELF32_MACHDEP_ID EM_RISCV
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#define ELF64_MACHDEP_ID EM_RISCV
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#define ELF32_MACHDEP_ENDIANNESS ELFDATA2LSB
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#define ELF64_MACHDEP_ENDIANNESS ELFDATA2LSB
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#define ELF32_MACHDEP_ID_CASES \
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case EM_RISCV: \
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break;
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#define ELF64_MACHDEP_ID_CASES \
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case EM_RISCV: \
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break;
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#ifdef _LP64
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#define KERN_ELFSIZE 64
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#define ARCH_ELFSIZE 64 /* MD native binary size */
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#else
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#define KERN_ELFSIZE 32
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#define ARCH_ELFSIZE 32 /* MD native binary size */
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#endif
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/* Processor specific flags for the ELF header e_flags field. */
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/* Processor specific relocation types */
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#define R_RISCV_NONE 0
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#define R_RISCV_32 1 // A
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#define R_RISCV_64 2
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#define R_RISCV_RELATIVE 3
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#define R_RISCV_COPY 4
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#define R_RISCV_JMP_SLOT 5
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#define R_RISCV_TLS_DTPMOD32 6
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#define R_RISCV_TLS_DTPMOD64 7
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#define R_RISCV_TLS_DTPREL32 8
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#define R_RISCV_TLS_DTPREL64 9
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#define R_RISCV_TLS_TPREL32 10
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#define R_RISCV_TLS_TPREL64 11
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/* The rest are not used by the dynamic linker */
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#define R_RISCV_BRANCH 16 // (A - P) & 0xffff
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#define R_RISCV_JAL 17 // A & 0xff
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#define R_RISCV_CALL 18 // (A - P) & 0xff
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#define R_RISCV_CALL_PLT 19
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#define R_RISCV_GOT_HI20 20
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#define R_RISCV_TLS_GOT_HI20 21
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#define R_RISCV_TLS_GD_HI20 22
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#define R_RISCV_PCREL_HI20 23
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#define R_RISCV_PCREL_LO12_I 24
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#define R_RISCV_PCREL_LO12_S 25
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#define R_RISCV_HI20 26 // A & 0xffff
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#define R_RISCV_LO12_I 27 // (A >> 16) & 0xffff
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#define R_RISCV_LO12_S 28 // (S + A - P) >> 2
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#define R_RISCV_TPREL_HI20 29
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#define R_RISCV_TPREL_LO12_I 30
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#define R_RISCV_TPREL_LO12_S 31
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#define R_RISCV_TPREL_ADD 32
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#define R_RISCV_ADD8 33
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#define R_RISCV_ADD16 34
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#define R_RISCV_ADD32 35
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#define R_RISCV_ADD64 36
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#define R_RISCV_SUB8 37
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#define R_RISCV_SUB16 38
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#define R_RISCV_SUB32 39
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#define R_RISCV_SUB64 40
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#define R_RISCV_GNU_VTINHERIT 41 // A & 0xffff
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#define R_RISCV_GNU_VTENTRY 42
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#define R_RISCV_ALIGN 43
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#define R_RISCV_RVC_BRANCH 44
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#define R_RISCV_RVC_JUMP 45
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#define R_RISCV_RVC_LUI 46
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#define R_RISCV_GPREL_I 47
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#define R_RISCV_GPREL_S 48
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#define R_RISCV_TPREL_I 49
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#define R_RISCV_TPREL_S 50
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#define R_RISCV_RELAX 51
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#define R_RISCV_SUB6 52
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#define R_RISCV_SET6 53
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#define R_RISCV_SET8 54
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#define R_RISCV_SET16 55
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#define R_RISCV_SET32 56
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#define R_RISCV_32_PCREL 57
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/* These are aliases we can use R_TYPESZ */
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#define R_RISCV_ADDR32 R_RISCV_32
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#define R_RISCV_ADDR64 R_RISCV_64
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#define R_TYPE(name) R_RISCV_ ## name
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#if ELFSIZE == 32
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#define R_TYPESZ(name) R_RISCV_ ## name ## 32
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#else
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#define R_TYPESZ(name) R_RISCV_ ## name ## 64
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#endif
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#ifdef _KERNEL
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#ifdef ELFSIZE
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#define ELF_MD_PROBE_FUNC ELFNAME2(cpu_netbsd,probe)
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#endif
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struct exec_package;
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int cpu_netbsd_elf32_probe(struct lwp *, struct exec_package *, void *, char *,
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vaddr_t *);
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int cpu_netbsd_elf64_probe(struct lwp *, struct exec_package *, void *, char *,
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vaddr_t *);
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#endif /* _KERNEL */
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#endif /* _RISCV_ELF_MACHDEP_H_ */ |