| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 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 */ |