1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright (C) 2012 Regents of the University of California 4*4882a593Smuzhiyun */ 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun #ifndef _UAPI_ASM_RISCV_PTRACE_H 7*4882a593Smuzhiyun #define _UAPI_ASM_RISCV_PTRACE_H 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #ifndef __ASSEMBLY__ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <linux/types.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun /* 14*4882a593Smuzhiyun * User-mode register state for core dumps, ptrace, sigcontext 15*4882a593Smuzhiyun * 16*4882a593Smuzhiyun * This decouples struct pt_regs from the userspace ABI. 17*4882a593Smuzhiyun * struct user_regs_struct must form a prefix of struct pt_regs. 18*4882a593Smuzhiyun */ 19*4882a593Smuzhiyun struct user_regs_struct { 20*4882a593Smuzhiyun unsigned long pc; 21*4882a593Smuzhiyun unsigned long ra; 22*4882a593Smuzhiyun unsigned long sp; 23*4882a593Smuzhiyun unsigned long gp; 24*4882a593Smuzhiyun unsigned long tp; 25*4882a593Smuzhiyun unsigned long t0; 26*4882a593Smuzhiyun unsigned long t1; 27*4882a593Smuzhiyun unsigned long t2; 28*4882a593Smuzhiyun unsigned long s0; 29*4882a593Smuzhiyun unsigned long s1; 30*4882a593Smuzhiyun unsigned long a0; 31*4882a593Smuzhiyun unsigned long a1; 32*4882a593Smuzhiyun unsigned long a2; 33*4882a593Smuzhiyun unsigned long a3; 34*4882a593Smuzhiyun unsigned long a4; 35*4882a593Smuzhiyun unsigned long a5; 36*4882a593Smuzhiyun unsigned long a6; 37*4882a593Smuzhiyun unsigned long a7; 38*4882a593Smuzhiyun unsigned long s2; 39*4882a593Smuzhiyun unsigned long s3; 40*4882a593Smuzhiyun unsigned long s4; 41*4882a593Smuzhiyun unsigned long s5; 42*4882a593Smuzhiyun unsigned long s6; 43*4882a593Smuzhiyun unsigned long s7; 44*4882a593Smuzhiyun unsigned long s8; 45*4882a593Smuzhiyun unsigned long s9; 46*4882a593Smuzhiyun unsigned long s10; 47*4882a593Smuzhiyun unsigned long s11; 48*4882a593Smuzhiyun unsigned long t3; 49*4882a593Smuzhiyun unsigned long t4; 50*4882a593Smuzhiyun unsigned long t5; 51*4882a593Smuzhiyun unsigned long t6; 52*4882a593Smuzhiyun }; 53*4882a593Smuzhiyun 54*4882a593Smuzhiyun struct __riscv_f_ext_state { 55*4882a593Smuzhiyun __u32 f[32]; 56*4882a593Smuzhiyun __u32 fcsr; 57*4882a593Smuzhiyun }; 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun struct __riscv_d_ext_state { 60*4882a593Smuzhiyun __u64 f[32]; 61*4882a593Smuzhiyun __u32 fcsr; 62*4882a593Smuzhiyun }; 63*4882a593Smuzhiyun 64*4882a593Smuzhiyun struct __riscv_q_ext_state { 65*4882a593Smuzhiyun __u64 f[64] __attribute__((aligned(16))); 66*4882a593Smuzhiyun __u32 fcsr; 67*4882a593Smuzhiyun /* 68*4882a593Smuzhiyun * Reserved for expansion of sigcontext structure. Currently zeroed 69*4882a593Smuzhiyun * upon signal, and must be zero upon sigreturn. 70*4882a593Smuzhiyun */ 71*4882a593Smuzhiyun __u32 reserved[3]; 72*4882a593Smuzhiyun }; 73*4882a593Smuzhiyun 74*4882a593Smuzhiyun union __riscv_fp_state { 75*4882a593Smuzhiyun struct __riscv_f_ext_state f; 76*4882a593Smuzhiyun struct __riscv_d_ext_state d; 77*4882a593Smuzhiyun struct __riscv_q_ext_state q; 78*4882a593Smuzhiyun }; 79*4882a593Smuzhiyun 80*4882a593Smuzhiyun #endif /* __ASSEMBLY__ */ 81*4882a593Smuzhiyun 82*4882a593Smuzhiyun #endif /* _UAPI_ASM_RISCV_PTRACE_H */ 83