xref: /OK3568_Linux_fs/kernel/arch/riscv/include/uapi/asm/elf.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
3*4882a593Smuzhiyun  * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
4*4882a593Smuzhiyun  * Copyright (C) 2012 Regents of the University of California
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * This program is free software; you can redistribute it and/or modify
7*4882a593Smuzhiyun  * it under the terms of the GNU General Public License as published by
8*4882a593Smuzhiyun  * the Free Software Foundation; either version 2 of the License, or
9*4882a593Smuzhiyun  * (at your option) any later version.
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #ifndef _UAPI_ASM_RISCV_ELF_H
13*4882a593Smuzhiyun #define _UAPI_ASM_RISCV_ELF_H
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #include <asm/ptrace.h>
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun /* ELF register definitions */
18*4882a593Smuzhiyun typedef unsigned long elf_greg_t;
19*4882a593Smuzhiyun typedef struct user_regs_struct elf_gregset_t;
20*4882a593Smuzhiyun #define ELF_NGREG (sizeof(elf_gregset_t) / sizeof(elf_greg_t))
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun /* We don't support f without d, or q.  */
23*4882a593Smuzhiyun typedef __u64 elf_fpreg_t;
24*4882a593Smuzhiyun typedef union __riscv_fp_state elf_fpregset_t;
25*4882a593Smuzhiyun #define ELF_NFPREG (sizeof(struct __riscv_d_ext_state) / sizeof(elf_fpreg_t))
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #if __riscv_xlen == 64
28*4882a593Smuzhiyun #define ELF_RISCV_R_SYM(r_info)		ELF64_R_SYM(r_info)
29*4882a593Smuzhiyun #define ELF_RISCV_R_TYPE(r_info)	ELF64_R_TYPE(r_info)
30*4882a593Smuzhiyun #else
31*4882a593Smuzhiyun #define ELF_RISCV_R_SYM(r_info)		ELF32_R_SYM(r_info)
32*4882a593Smuzhiyun #define ELF_RISCV_R_TYPE(r_info)	ELF32_R_TYPE(r_info)
33*4882a593Smuzhiyun #endif
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun /*
36*4882a593Smuzhiyun  * RISC-V relocation types
37*4882a593Smuzhiyun  */
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun /* Relocation types used by the dynamic linker */
40*4882a593Smuzhiyun #define R_RISCV_NONE		0
41*4882a593Smuzhiyun #define R_RISCV_32		1
42*4882a593Smuzhiyun #define R_RISCV_64		2
43*4882a593Smuzhiyun #define R_RISCV_RELATIVE	3
44*4882a593Smuzhiyun #define R_RISCV_COPY		4
45*4882a593Smuzhiyun #define R_RISCV_JUMP_SLOT	5
46*4882a593Smuzhiyun #define R_RISCV_TLS_DTPMOD32	6
47*4882a593Smuzhiyun #define R_RISCV_TLS_DTPMOD64	7
48*4882a593Smuzhiyun #define R_RISCV_TLS_DTPREL32	8
49*4882a593Smuzhiyun #define R_RISCV_TLS_DTPREL64	9
50*4882a593Smuzhiyun #define R_RISCV_TLS_TPREL32	10
51*4882a593Smuzhiyun #define R_RISCV_TLS_TPREL64	11
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun /* Relocation types not used by the dynamic linker */
54*4882a593Smuzhiyun #define R_RISCV_BRANCH		16
55*4882a593Smuzhiyun #define R_RISCV_JAL		17
56*4882a593Smuzhiyun #define R_RISCV_CALL		18
57*4882a593Smuzhiyun #define R_RISCV_CALL_PLT	19
58*4882a593Smuzhiyun #define R_RISCV_GOT_HI20	20
59*4882a593Smuzhiyun #define R_RISCV_TLS_GOT_HI20	21
60*4882a593Smuzhiyun #define R_RISCV_TLS_GD_HI20	22
61*4882a593Smuzhiyun #define R_RISCV_PCREL_HI20	23
62*4882a593Smuzhiyun #define R_RISCV_PCREL_LO12_I	24
63*4882a593Smuzhiyun #define R_RISCV_PCREL_LO12_S	25
64*4882a593Smuzhiyun #define R_RISCV_HI20		26
65*4882a593Smuzhiyun #define R_RISCV_LO12_I		27
66*4882a593Smuzhiyun #define R_RISCV_LO12_S		28
67*4882a593Smuzhiyun #define R_RISCV_TPREL_HI20	29
68*4882a593Smuzhiyun #define R_RISCV_TPREL_LO12_I	30
69*4882a593Smuzhiyun #define R_RISCV_TPREL_LO12_S	31
70*4882a593Smuzhiyun #define R_RISCV_TPREL_ADD	32
71*4882a593Smuzhiyun #define R_RISCV_ADD8		33
72*4882a593Smuzhiyun #define R_RISCV_ADD16		34
73*4882a593Smuzhiyun #define R_RISCV_ADD32		35
74*4882a593Smuzhiyun #define R_RISCV_ADD64		36
75*4882a593Smuzhiyun #define R_RISCV_SUB8		37
76*4882a593Smuzhiyun #define R_RISCV_SUB16		38
77*4882a593Smuzhiyun #define R_RISCV_SUB32		39
78*4882a593Smuzhiyun #define R_RISCV_SUB64		40
79*4882a593Smuzhiyun #define R_RISCV_GNU_VTINHERIT	41
80*4882a593Smuzhiyun #define R_RISCV_GNU_VTENTRY	42
81*4882a593Smuzhiyun #define R_RISCV_ALIGN		43
82*4882a593Smuzhiyun #define R_RISCV_RVC_BRANCH	44
83*4882a593Smuzhiyun #define R_RISCV_RVC_JUMP	45
84*4882a593Smuzhiyun #define R_RISCV_LUI		46
85*4882a593Smuzhiyun #define R_RISCV_GPREL_I		47
86*4882a593Smuzhiyun #define R_RISCV_GPREL_S		48
87*4882a593Smuzhiyun #define R_RISCV_TPREL_I		49
88*4882a593Smuzhiyun #define R_RISCV_TPREL_S		50
89*4882a593Smuzhiyun #define R_RISCV_RELAX		51
90*4882a593Smuzhiyun #define R_RISCV_SUB6		52
91*4882a593Smuzhiyun #define R_RISCV_SET6		53
92*4882a593Smuzhiyun #define R_RISCV_SET8		54
93*4882a593Smuzhiyun #define R_RISCV_SET16		55
94*4882a593Smuzhiyun #define R_RISCV_SET32		56
95*4882a593Smuzhiyun #define R_RISCV_32_PCREL	57
96*4882a593Smuzhiyun 
97*4882a593Smuzhiyun 
98*4882a593Smuzhiyun #endif /* _UAPI_ASM_RISCV_ELF_H */
99