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

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   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 */