xref: /openbmc/linux/arch/arm64/include/uapi/asm/ptrace.h (revision 3821a065)
1 /*
2  * Based on arch/arm/include/asm/ptrace.h
3  *
4  * Copyright (C) 1996-2003 Russell King
5  * Copyright (C) 2012 ARM Ltd.
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
18  */
19 #ifndef _UAPI__ASM_PTRACE_H
20 #define _UAPI__ASM_PTRACE_H
21 
22 #include <linux/types.h>
23 
24 #include <asm/hwcap.h>
25 
26 
27 /*
28  * PSR bits
29  */
30 #define PSR_MODE_EL0t	0x00000000
31 #define PSR_MODE_EL1t	0x00000004
32 #define PSR_MODE_EL1h	0x00000005
33 #define PSR_MODE_EL2t	0x00000008
34 #define PSR_MODE_EL2h	0x00000009
35 #define PSR_MODE_EL3t	0x0000000c
36 #define PSR_MODE_EL3h	0x0000000d
37 #define PSR_MODE_MASK	0x0000000f
38 
39 /* AArch32 CPSR bits */
40 #define PSR_MODE32_BIT		0x00000010
41 
42 /* AArch64 SPSR bits */
43 #define PSR_F_BIT	0x00000040
44 #define PSR_I_BIT	0x00000080
45 #define PSR_A_BIT	0x00000100
46 #define PSR_D_BIT	0x00000200
47 #define PSR_PAN_BIT	0x00400000
48 #define PSR_Q_BIT	0x08000000
49 #define PSR_V_BIT	0x10000000
50 #define PSR_C_BIT	0x20000000
51 #define PSR_Z_BIT	0x40000000
52 #define PSR_N_BIT	0x80000000
53 
54 /*
55  * Groups of PSR bits
56  */
57 #define PSR_f		0xff000000	/* Flags		*/
58 #define PSR_s		0x00ff0000	/* Status		*/
59 #define PSR_x		0x0000ff00	/* Extension		*/
60 #define PSR_c		0x000000ff	/* Control		*/
61 
62 
63 #ifndef __ASSEMBLY__
64 
65 /*
66  * User structures for general purpose, floating point and debug registers.
67  */
68 struct user_pt_regs {
69 	__u64		regs[31];
70 	__u64		sp;
71 	__u64		pc;
72 	__u64		pstate;
73 };
74 
75 struct user_fpsimd_state {
76 	__uint128_t	vregs[32];
77 	__u32		fpsr;
78 	__u32		fpcr;
79 };
80 
81 struct user_hwdebug_state {
82 	__u32		dbg_info;
83 	__u32		pad;
84 	struct {
85 		__u64	addr;
86 		__u32	ctrl;
87 		__u32	pad;
88 	}		dbg_regs[16];
89 };
90 
91 #endif /* __ASSEMBLY__ */
92 
93 #endif /* _UAPI__ASM_PTRACE_H */
94