LXR linux/arch/riscv/include/uapi/asm/ptrace.h

   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 */
  19struct 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
  54struct __riscv_f_ext_state {
  55        __u32 f[32];
  56        __u32 fcsr;
  57};
  58
  59struct __riscv_d_ext_state {
  60        __u64 f[32];
  61        __u32 fcsr;
  62};
  63
  64struct __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
  74union __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 */
  83