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522e6ee3 | 1 | /* ptrace register data format definitions. |
2b778ceb | 2 | Copyright (C) 1998-2021 Free Software Foundation, Inc. |
522e6ee3 CLT |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
522e6ee3 CLT |
18 | |
19 | #ifndef _SYS_USER_H | |
20 | #define _SYS_USER_H 1 | |
21 | ||
22 | /* The whole purpose of this file is for GDB and GDB only. Don't read | |
23 | too much into it. Don't use it for anything other than GDB unless | |
24 | you know what you are doing. */ | |
25 | ||
26 | struct user_fpregs | |
27 | { | |
28 | }; | |
29 | ||
30 | struct user_regs | |
31 | { | |
32 | unsigned long int uregs[49]; | |
33 | }; | |
34 | ||
35 | struct user | |
36 | { | |
37 | struct user_regs regs; /* General registers */ | |
38 | int u_fpvalid; /* True if math co-processor being used. */ | |
39 | ||
40 | unsigned long int u_tsize; /* Text segment size (pages). */ | |
41 | unsigned long int u_dsize; /* Data segment size (pages). */ | |
42 | unsigned long int u_ssize; /* Stack segment size (pages). */ | |
43 | ||
44 | unsigned long start_code; /* Starting virtual address of text. */ | |
45 | unsigned long start_stack; /* Starting virtual address of stack. */ | |
46 | ||
47 | long int signal; /* Signal that caused the core dump. */ | |
48 | int reserved; /* No longer used */ | |
49 | struct user_regs *u_ar0; /* help gdb to find the general registers. */ | |
50 | ||
51 | unsigned long magic; /* uniquely identify a core file */ | |
52 | char u_comm[32]; /* User command that was responsible */ | |
53 | int u_debugreg[8]; | |
54 | struct user_fpregs u_fp; /* Floating point registers */ | |
55 | struct user_fpregs *u_fp0; /* help gdb to find the FP registers. */ | |
56 | }; | |
57 | ||
58 | #endif /* sys/user.h */ |