1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg
3 ** Copyright (C) 2000 Grant Grundler, Hewlett-Packard
4 */
5 #ifndef _UAPI_PARISC_PTRACE_H
6 #define _UAPI_PARISC_PTRACE_H
7
8
9 #include <linux/types.h>
10
11 /* This struct defines the way the registers are stored on the
12 * stack during a system call.
13 *
14 * N.B. gdb/strace care about the size and offsets within this
15 * structure. If you change things, you may break object compatibility
16 * for those applications.
17 *
18 * Please do NOT use this structure for future programs, but use
19 * user_regs_struct (see below) instead.
20 *
21 * It can be accessed through PTRACE_PEEKUSR/PTRACE_POKEUSR only.
22 */
23
24 struct pt_regs {
25 unsigned long gr[32]; /* PSW is in gr[0] */
26 __u64 fr[32];
27 unsigned long sr[ 8];
28 unsigned long iasq[2];
29 unsigned long iaoq[2];
30 unsigned long cr27;
31 unsigned long pad0; /* available for other uses */
32 unsigned long orig_r28;
33 unsigned long ksp;
34 unsigned long kpc;
35 unsigned long sar; /* CR11 */
36 unsigned long iir; /* CR19 */
37 unsigned long isr; /* CR20 */
38 unsigned long ior; /* CR21 */
39 unsigned long ipsw; /* CR22 */
40 };
41
42 /**
43 * struct user_regs_struct - User general purpose registers
44 *
45 * This is the user-visible general purpose register state structure
46 * which is used to define the elf_gregset_t.
47 *
48 * It can be accessed through PTRACE_GETREGSET with NT_PRSTATUS
49 * and through PTRACE_GETREGS.
50 */
51 struct user_regs_struct {
52 unsigned long gr[32]; /* PSW is in gr[0] */
53 unsigned long sr[8];
54 unsigned long iaoq[2];
55 unsigned long iasq[2];
56 unsigned long sar; /* CR11 */
57 unsigned long iir; /* CR19 */
58 unsigned long isr; /* CR20 */
59 unsigned long ior; /* CR21 */
60 unsigned long ipsw; /* CR22 */
61 unsigned long cr0;
62 unsigned long cr24, cr25, cr26, cr27, cr28, cr29, cr30, cr31;
63 unsigned long cr8, cr9, cr12, cr13, cr10, cr15;
64 unsigned long _pad[80-64]; /* pad to ELF_NGREG (80) */
65 };
66
67 /**
68 * struct user_fp_struct - User floating point registers
69 *
70 * This is the user-visible floating point register state structure.
71 * It uses the same layout and size as elf_fpregset_t.
72 *
73 * It can be accessed through PTRACE_GETREGSET with NT_PRFPREG
74 * and through PTRACE_GETFPREGS.
75 */
76 struct user_fp_struct {
77 __u64 fr[32];
78 };
79
80
81 /*
82 * The numbers chosen here are somewhat arbitrary but absolutely MUST
83 * not overlap with any of the number assigned in <linux/ptrace.h>.
84 *
85 * These ones are taken from IA-64 on the assumption that theirs are
86 * the most correct (and we also want to support PTRACE_SINGLEBLOCK
87 * since we have taken branch traps too)
88 */
89 #define PTRACE_SINGLEBLOCK 12 /* resume execution until next branch */
90
91 #define PTRACE_GETREGS 18
92 #define PTRACE_SETREGS 19
93 #define PTRACE_GETFPREGS 14
94 #define PTRACE_SETFPREGS 15
95
96 #endif /* _UAPI_PARISC_PTRACE_H */