/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ /* * Author: Hanlu Li <lihanlu@loongson.cn> * Huacai Chen <chenhuacai@loongson.cn> * * Copyright (C) 2020-2022 Loongson Technology Corporation Limited */ #ifndef _UAPI_ASM_PTRACE_H #define _UAPI_ASM_PTRACE_H #include <linux/types.h> #ifndef __KERNEL__ #include <stdint.h> #endif /* * For PTRACE_{POKE,PEEK}USR. 0 - 31 are GPRs, * 32 is syscall's original ARG0, 33 is PC, 34 is BADVADDR. */ #define GPR_BASE 0 #define GPR_NUM 32 #define GPR_END (GPR_BASE + GPR_NUM - 1) #define ARG0 (GPR_END + 1) #define PC (GPR_END + 2) #define BADVADDR (GPR_END + 3) #define NUM_FPU_REGS 32 struct user_pt_regs { /* Main processor registers. */ unsigned long regs[32]; /* Original syscall arg0. */ unsigned long orig_a0; /* Special CSR registers. */ unsigned long csr_era; unsigned long csr_badv; unsigned long reserved[10]; } __attribute__((aligned(8))); struct user_fp_state { uint64_t fpr[32]; uint64_t fcc; uint32_t fcsr; }; struct user_watch_state { uint64_t dbg_info; struct { uint64_t addr; uint64_t mask; uint32_t ctrl; uint32_t pad; } dbg_regs[8]; }; #define PTRACE_SYSEMU 0x1f #define PTRACE_SYSEMU_SINGLESTEP 0x20 #endif /* _UAPI_ASM_PTRACE_H */