| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */ |
| 2 | /* |
| 3 | * Copyright (C) 2012 Regents of the University of California |
| 4 | */ |
| 5 | |
| 6 | #ifndef _UAPI_ASM_RISCV_PTRACE_H |
| 7 | #define _UAPI_ASM_RISCV_PTRACE_H |
| 8 | |
| 9 | #ifndef __ASSEMBLY__ |
| 10 | |
| 11 | #include <linux/types.h> |
| 12 | |
| 13 | /* |
| 14 | * User-mode register state for core dumps, ptrace, sigcontext |
| 15 | * |
| 16 | * This decouples struct pt_regs from the userspace ABI. |
| 17 | * struct user_regs_struct must form a prefix of struct pt_regs. |
| 18 | */ |
| 19 | struct user_regs_struct { |
| 20 | unsigned long pc; |
| 21 | unsigned long ra; |
| 22 | unsigned long sp; |
| 23 | unsigned long gp; |
| 24 | unsigned long tp; |
| 25 | unsigned long t0; |
| 26 | unsigned long t1; |
| 27 | unsigned long t2; |
| 28 | unsigned long s0; |
| 29 | unsigned long s1; |
| 30 | unsigned long a0; |
| 31 | unsigned long a1; |
| 32 | unsigned long a2; |
| 33 | unsigned long a3; |
| 34 | unsigned long a4; |
| 35 | unsigned long a5; |
| 36 | unsigned long a6; |
| 37 | unsigned long a7; |
| 38 | unsigned long s2; |
| 39 | unsigned long s3; |
| 40 | unsigned long s4; |
| 41 | unsigned long s5; |
| 42 | unsigned long s6; |
| 43 | unsigned long s7; |
| 44 | unsigned long s8; |
| 45 | unsigned long s9; |
| 46 | unsigned long s10; |
| 47 | unsigned long s11; |
| 48 | unsigned long t3; |
| 49 | unsigned long t4; |
| 50 | unsigned long t5; |
| 51 | unsigned long t6; |
| 52 | }; |
| 53 | |
| 54 | struct __riscv_f_ext_state { |
| 55 | __u32 f[32]; |
| 56 | __u32 fcsr; |
| 57 | }; |
| 58 | |
| 59 | struct __riscv_d_ext_state { |
| 60 | __u64 f[32]; |
| 61 | __u32 fcsr; |
| 62 | }; |
| 63 | |
| 64 | struct __riscv_q_ext_state { |
| 65 | __u64 f[64] __attribute__((aligned(16))); |
| 66 | __u32 fcsr; |
| 67 | /* |
| 68 | * Reserved for expansion of sigcontext structure. Currently zeroed |
| 69 | * upon signal, and must be zero upon sigreturn. |
| 70 | */ |
| 71 | __u32 reserved[3]; |
| 72 | }; |
| 73 | |
| 74 | union __riscv_fp_state { |
| 75 | struct __riscv_f_ext_state f; |
| 76 | struct __riscv_d_ext_state d; |
| 77 | struct __riscv_q_ext_state q; |
| 78 | }; |
| 79 | |
| 80 | #endif /* __ASSEMBLY__ */ |
| 81 | |
| 82 | #endif /* _UAPI_ASM_RISCV_PTRACE_H */ |