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4fa9b3bf | 1 | /* Data structures for user-level context switching. MicroBlaze version. |
04277e02 | 2 | Copyright (C) 1997-2019 Free Software Foundation, Inc. |
4fa9b3bf JM |
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/>. */ |
4fa9b3bf JM |
18 | |
19 | #ifndef _SYS_UCONTEXT_H | |
20 | #define _SYS_UCONTEXT_H 1 | |
21 | ||
22 | #include <features.h> | |
23 | ||
24 | #include <bits/types/sigset_t.h> | |
25 | #include <bits/types/stack_t.h> | |
26 | ||
27 | ||
28 | #ifdef __USE_MISC | |
29 | # define __ctx(fld) fld | |
30 | #else | |
31 | # define __ctx(fld) __ ## fld | |
32 | #endif | |
33 | ||
34 | typedef struct | |
35 | { | |
36 | struct | |
37 | { | |
38 | unsigned long int __ctx(r0); | |
39 | unsigned long int __ctx(r1); | |
40 | unsigned long int __ctx(r2); | |
41 | unsigned long int __ctx(r3); | |
42 | unsigned long int __ctx(r4); | |
43 | unsigned long int __ctx(r5); | |
44 | unsigned long int __ctx(r6); | |
45 | unsigned long int __ctx(r7); | |
46 | unsigned long int __ctx(r8); | |
47 | unsigned long int __ctx(r9); | |
48 | unsigned long int __ctx(r10); | |
49 | unsigned long int __ctx(r11); | |
50 | unsigned long int __ctx(r12); | |
51 | unsigned long int __ctx(r13); | |
52 | unsigned long int __ctx(r14); | |
53 | unsigned long int __ctx(r15); | |
54 | unsigned long int __ctx(r16); | |
55 | unsigned long int __ctx(r17); | |
56 | unsigned long int __ctx(r18); | |
57 | unsigned long int __ctx(r19); | |
58 | unsigned long int __ctx(r20); | |
59 | unsigned long int __ctx(r21); | |
60 | unsigned long int __ctx(r22); | |
61 | unsigned long int __ctx(r23); | |
62 | unsigned long int __ctx(r24); | |
63 | unsigned long int __ctx(r25); | |
64 | unsigned long int __ctx(r26); | |
65 | unsigned long int __ctx(r27); | |
66 | unsigned long int __ctx(r28); | |
67 | unsigned long int __ctx(r29); | |
68 | unsigned long int __ctx(r30); | |
69 | unsigned long int __ctx(r31); | |
70 | unsigned long int __ctx(pc); | |
71 | unsigned long int __ctx(msr); | |
72 | unsigned long int __ctx(ear); | |
73 | unsigned long int __ctx(esr); | |
74 | unsigned long int __ctx(fsr); | |
75 | int __ctx(pt_mode); | |
76 | } __ctx(regs); | |
77 | unsigned long int __ctx(oldmask); | |
78 | } mcontext_t; | |
79 | ||
80 | /* Userlevel context. */ | |
81 | typedef struct ucontext_t | |
82 | { | |
83 | unsigned long int __ctx(uc_flags); | |
84 | struct ucontext_t *uc_link; | |
85 | stack_t uc_stack; | |
86 | mcontext_t uc_mcontext; | |
87 | sigset_t uc_sigmask; | |
88 | } ucontext_t; | |
89 | ||
90 | #undef __ctx | |
91 | ||
92 | #endif /* sys/ucontext.h */ |