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10b663ae CM |
1 | /* |
2 | * Based on arch/arm/include/asm/system_misc.h | |
3 | * | |
4 | * Copyright (C) 2012 ARM Ltd. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | * | |
10 | * This program 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 | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | */ | |
18 | #ifndef __ASM_SYSTEM_MISC_H | |
19 | #define __ASM_SYSTEM_MISC_H | |
20 | ||
21 | #ifndef __ASSEMBLY__ | |
22 | ||
23 | #include <linux/compiler.h> | |
24 | #include <linux/linkage.h> | |
25 | #include <linux/irqflags.h> | |
86dca36e VM |
26 | #include <linux/signal.h> |
27 | #include <linux/ratelimit.h> | |
ff701306 | 28 | #include <linux/reboot.h> |
10b663ae CM |
29 | |
30 | struct pt_regs; | |
31 | ||
32 | void die(const char *msg, struct pt_regs *regs, int err); | |
33 | ||
34 | struct siginfo; | |
35 | void arm64_notify_die(const char *str, struct pt_regs *regs, | |
36 | struct siginfo *info, int err); | |
37 | ||
38 | void hook_debug_fault_code(int nr, int (*fn)(unsigned long, unsigned int, | |
39 | struct pt_regs *), | |
40 | int sig, int code, const char *name); | |
41 | ||
42 | struct mm_struct; | |
43 | extern void show_pte(struct mm_struct *mm, unsigned long addr); | |
44 | extern void __show_regs(struct pt_regs *); | |
45 | ||
ff701306 | 46 | extern void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd); |
10b663ae | 47 | |
86dca36e VM |
48 | #define show_unhandled_signals_ratelimited() \ |
49 | ({ \ | |
50 | static DEFINE_RATELIMIT_STATE(_rs, \ | |
51 | DEFAULT_RATELIMIT_INTERVAL, \ | |
52 | DEFAULT_RATELIMIT_BURST); \ | |
53 | bool __show_ratelimited = false; \ | |
54 | if (show_unhandled_signals && __ratelimit(&_rs)) \ | |
55 | __show_ratelimited = true; \ | |
56 | __show_ratelimited; \ | |
57 | }) | |
58 | ||
10b663ae CM |
59 | #define UDBG_UNDEFINED (1 << 0) |
60 | #define UDBG_SYSCALL (1 << 1) | |
61 | #define UDBG_BADABORT (1 << 2) | |
62 | #define UDBG_SEGV (1 << 3) | |
63 | #define UDBG_BUS (1 << 4) | |
64 | ||
65 | #endif /* __ASSEMBLY__ */ | |
66 | ||
67 | #endif /* __ASM_SYSTEM_MISC_H */ |