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H. Peter Anvin1965aae2008-10-22 22:26:29 -07001#ifndef _ASM_X86_TRAPS_H
2#define _ASM_X86_TRAPS_H
Jaswinder Singh6ac8d512008-07-15 21:09:13 +05303
Srinivasa Dse8d3f452008-09-23 15:23:52 +05304#include <asm/debugreg.h>
Ingo Molnara2bcd472009-03-29 23:47:48 +02005#include <asm/siginfo.h> /* TRAP_TRACE, ... */
Srinivasa Dse8d3f452008-09-23 15:23:52 +05306
Alexander van Heukelume407d6202008-09-30 18:41:36 +02007#ifdef CONFIG_X86_32
8#define dotraplinkage
9#else
10#define dotraplinkage asmlinkage
11#endif
12
Jaswinder Singh6ac8d512008-07-15 21:09:13 +053013asmlinkage void divide_error(void);
14asmlinkage void debug(void);
15asmlinkage void nmi(void);
16asmlinkage void int3(void);
Jeremy Fitzhardinge6cac5a92009-03-29 19:56:29 -070017asmlinkage void xen_debug(void);
18asmlinkage void xen_int3(void);
19asmlinkage void xen_stack_segment(void);
Jaswinder Singh6ac8d512008-07-15 21:09:13 +053020asmlinkage void overflow(void);
21asmlinkage void bounds(void);
22asmlinkage void invalid_op(void);
23asmlinkage void device_not_available(void);
Alexander van Heukelume407d6202008-09-30 18:41:36 +020024#ifdef CONFIG_X86_64
25asmlinkage void double_fault(void);
26#endif
Jaswinder Singh6ac8d512008-07-15 21:09:13 +053027asmlinkage void coprocessor_segment_overrun(void);
28asmlinkage void invalid_TSS(void);
29asmlinkage void segment_not_present(void);
30asmlinkage void stack_segment(void);
31asmlinkage void general_protection(void);
32asmlinkage void page_fault(void);
Jaswinder Singh6ac8d512008-07-15 21:09:13 +053033asmlinkage void spurious_interrupt_bug(void);
Alexander van Heukelume407d6202008-09-30 18:41:36 +020034asmlinkage void coprocessor_error(void);
35asmlinkage void alignment_check(void);
Jaswinder Singh6ac8d512008-07-15 21:09:13 +053036#ifdef CONFIG_X86_MCE
37asmlinkage void machine_check(void);
38#endif /* CONFIG_X86_MCE */
Alexander van Heukelume407d6202008-09-30 18:41:36 +020039asmlinkage void simd_coprocessor_error(void);
Jaswinder Singh6ac8d512008-07-15 21:09:13 +053040
Alexander van Heukelume407d6202008-09-30 18:41:36 +020041dotraplinkage void do_divide_error(struct pt_regs *, long);
42dotraplinkage void do_debug(struct pt_regs *, long);
43dotraplinkage void do_nmi(struct pt_regs *, long);
44dotraplinkage void do_int3(struct pt_regs *, long);
45dotraplinkage void do_overflow(struct pt_regs *, long);
46dotraplinkage void do_bounds(struct pt_regs *, long);
47dotraplinkage void do_invalid_op(struct pt_regs *, long);
Brian Gerstaa78bcf2009-02-10 09:51:45 -050048dotraplinkage void do_device_not_available(struct pt_regs *, long);
Alexander van Heukelume407d6202008-09-30 18:41:36 +020049dotraplinkage void do_coprocessor_segment_overrun(struct pt_regs *, long);
50dotraplinkage void do_invalid_TSS(struct pt_regs *, long);
51dotraplinkage void do_segment_not_present(struct pt_regs *, long);
52dotraplinkage void do_stack_segment(struct pt_regs *, long);
Jaswinder Singhd1769d52008-12-19 00:03:56 +053053#ifdef CONFIG_X86_64
54dotraplinkage void do_double_fault(struct pt_regs *, long);
55asmlinkage __kprobes struct pt_regs *sync_regs(struct pt_regs *);
56#endif
Alexander van Heukelume407d6202008-09-30 18:41:36 +020057dotraplinkage void do_general_protection(struct pt_regs *, long);
58dotraplinkage void do_page_fault(struct pt_regs *, unsigned long);
59dotraplinkage void do_spurious_interrupt_bug(struct pt_regs *, long);
60dotraplinkage void do_coprocessor_error(struct pt_regs *, long);
61dotraplinkage void do_alignment_check(struct pt_regs *, long);
62#ifdef CONFIG_X86_MCE
63dotraplinkage void do_machine_check(struct pt_regs *, long);
64#endif
65dotraplinkage void do_simd_coprocessor_error(struct pt_regs *, long);
66#ifdef CONFIG_X86_32
67dotraplinkage void do_iret_error(struct pt_regs *, long);
68#endif
Jaswinder Singh6ac8d512008-07-15 21:09:13 +053069
Srinivasa Dsda654b72008-09-23 15:23:52 +053070static inline int get_si_code(unsigned long condition)
71{
72 if (condition & DR_STEP)
73 return TRAP_TRACE;
74 else if (condition & (DR_TRAP0|DR_TRAP1|DR_TRAP2|DR_TRAP3))
75 return TRAP_HWBKPT;
76 else
77 return TRAP_BRKPT;
78}
79
Jaswinder Singh6ac8d512008-07-15 21:09:13 +053080extern int panic_on_unrecovered_nmi;
Jaswinder Singh6ac8d512008-07-15 21:09:13 +053081
Brian Gerst9b6dba92010-03-21 09:00:44 -040082void math_error(struct pt_regs *, int, int);
Tejun Heod3157602009-02-09 22:17:39 +090083void math_emulate(struct math_emu_info *);
Akinobu Mitafde03122009-07-19 00:09:56 +090084#ifndef CONFIG_X86_32
Jaswinder Singhd1769d52008-12-19 00:03:56 +053085asmlinkage void smp_thermal_interrupt(void);
86asmlinkage void mce_threshold_interrupt(void);
Alexander van Heukelume407d6202008-09-30 18:41:36 +020087#endif
Jaswinder Singh6ac8d512008-07-15 21:09:13 +053088
H. Peter Anvin1965aae2008-10-22 22:26:29 -070089#endif /* _ASM_X86_TRAPS_H */