xref: /linux/arch/arm64/include/uapi/asm/ptrace.h (revision b2d0f5d5dc53532e6f07bc546a476a55ebdfe0f3)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3  * Based on arch/arm/include/asm/ptrace.h
4  *
5  * Copyright (C) 1996-2003 Russell King
6  * Copyright (C) 2012 ARM Ltd.
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
19  */
20 #ifndef _UAPI__ASM_PTRACE_H
21 #define _UAPI__ASM_PTRACE_H
22 
23 #include <linux/types.h>
24 
25 #include <asm/hwcap.h>
26 
27 
28 /*
29  * PSR bits
30  */
31 #define PSR_MODE_EL0t	0x00000000
32 #define PSR_MODE_EL1t	0x00000004
33 #define PSR_MODE_EL1h	0x00000005
34 #define PSR_MODE_EL2t	0x00000008
35 #define PSR_MODE_EL2h	0x00000009
36 #define PSR_MODE_EL3t	0x0000000c
37 #define PSR_MODE_EL3h	0x0000000d
38 #define PSR_MODE_MASK	0x0000000f
39 
40 /* AArch32 CPSR bits */
41 #define PSR_MODE32_BIT		0x00000010
42 
43 /* AArch64 SPSR bits */
44 #define PSR_F_BIT	0x00000040
45 #define PSR_I_BIT	0x00000080
46 #define PSR_A_BIT	0x00000100
47 #define PSR_D_BIT	0x00000200
48 #define PSR_PAN_BIT	0x00400000
49 #define PSR_UAO_BIT	0x00800000
50 #define PSR_Q_BIT	0x08000000
51 #define PSR_V_BIT	0x10000000
52 #define PSR_C_BIT	0x20000000
53 #define PSR_Z_BIT	0x40000000
54 #define PSR_N_BIT	0x80000000
55 
56 /*
57  * Groups of PSR bits
58  */
59 #define PSR_f		0xff000000	/* Flags		*/
60 #define PSR_s		0x00ff0000	/* Status		*/
61 #define PSR_x		0x0000ff00	/* Extension		*/
62 #define PSR_c		0x000000ff	/* Control		*/
63 
64 
65 #ifndef __ASSEMBLY__
66 
67 /*
68  * User structures for general purpose, floating point and debug registers.
69  */
70 struct user_pt_regs {
71 	__u64		regs[31];
72 	__u64		sp;
73 	__u64		pc;
74 	__u64		pstate;
75 };
76 
77 struct user_fpsimd_state {
78 	__uint128_t	vregs[32];
79 	__u32		fpsr;
80 	__u32		fpcr;
81 	__u32		__reserved[2];
82 };
83 
84 struct user_hwdebug_state {
85 	__u32		dbg_info;
86 	__u32		pad;
87 	struct {
88 		__u64	addr;
89 		__u32	ctrl;
90 		__u32	pad;
91 	}		dbg_regs[16];
92 };
93 
94 #endif /* __ASSEMBLY__ */
95 
96 #endif /* _UAPI__ASM_PTRACE_H */
97