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

   1/*
   2 * Copyright (C) 2012 Regents of the University of California
   3 *
   4 *   This program is free software; you can redistribute it and/or
   5 *   modify it under the terms of the GNU General Public License
   6 *   as published by the Free Software Foundation, version 2.
   7 *
   8 *   This program is distributed in the hope that it will be useful,
   9 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 *   GNU General Public License for more details.
  12 */
  13
  14#ifndef _UAPI_ASM_RISCV_PTRACE_H
  15#define _UAPI_ASM_RISCV_PTRACE_H
  16
  17#ifndef __ASSEMBLY__
  18
  19#include <linux/types.h>
  20
  21/*
  22 * User-mode register state for core dumps, ptrace, sigcontext
  23 *
  24 * This decouples struct pt_regs from the userspace ABI.
  25 * struct user_regs_struct must form a prefix of struct pt_regs.
  26 */
  27struct user_regs_struct {
  28        unsigned long pc;
  29        unsigned long ra;
  30        unsigned long sp;
  31        unsigned long gp;
  32        unsigned long tp;
  33        unsigned long t0;
  34        unsigned long t1;
  35        unsigned long t2;
  36        unsigned long s0;
  37        unsigned long s1;
  38        unsigned long a0;
  39        unsigned long a1;
  40        unsigned long a2;
  41        unsigned long a3;
  42        unsigned long a4;
  43        unsigned long a5;
  44        unsigned long a6;
  45        unsigned long a7;
  46        unsigned long s2;
  47        unsigned long s3;
  48        unsigned long s4;
  49        unsigned long s5;
  50        unsigned long s6;
  51        unsigned long s7;
  52        unsigned long s8;
  53        unsigned long s9;
  54        unsigned long s10;
  55        unsigned long s11;
  56        unsigned long t3;
  57        unsigned long t4;
  58        unsigned long t5;
  59        unsigned long t6;
  60};
  61
  62struct __riscv_f_ext_state {
  63        __u32 f[32];
  64        __u32 fcsr;
  65};
  66
  67struct __riscv_d_ext_state {
  68        __u64 f[32];
  69        __u32 fcsr;
  70};
  71
  72struct __riscv_q_ext_state {
  73        __u64 f[64] __attribute__((aligned(16)));
  74        __u32 fcsr;
  75        /*
  76         * Reserved for expansion of sigcontext structure.  Currently zeroed
  77         * upon signal, and must be zero upon sigreturn.
  78         */
  79        __u32 reserved[3];
  80};
  81
  82union __riscv_fp_state {
  83        struct __riscv_f_ext_state f;
  84        struct __riscv_d_ext_state d;
  85        struct __riscv_q_ext_state q;
  86};
  87
  88#endif /* __ASSEMBLY__ */
  89
  90#endif /* _UAPI_ASM_RISCV_PTRACE_H */
  91