1 #ifndef _ASM_X86_TRAPS_H
2 #define _ASM_X86_TRAPS_H
4 #include <linux/context_tracking_state.h>
5 #include <linux/kprobes.h>
7 #include <asm/debugreg.h>
8 #include <asm/siginfo.h> /* TRAP_TRACE, ... */
10 #define dotraplinkage __visible
12 asmlinkage
void divide_error(void);
13 asmlinkage
void debug(void);
14 asmlinkage
void nmi(void);
15 asmlinkage
void int3(void);
16 asmlinkage
void xen_debug(void);
17 asmlinkage
void xen_int3(void);
18 asmlinkage
void xen_stack_segment(void);
19 asmlinkage
void overflow(void);
20 asmlinkage
void bounds(void);
21 asmlinkage
void invalid_op(void);
22 asmlinkage
void device_not_available(void);
24 asmlinkage
void double_fault(void);
26 asmlinkage
void coprocessor_segment_overrun(void);
27 asmlinkage
void invalid_TSS(void);
28 asmlinkage
void segment_not_present(void);
29 asmlinkage
void stack_segment(void);
30 asmlinkage
void general_protection(void);
31 asmlinkage
void page_fault(void);
32 asmlinkage
void async_page_fault(void);
33 asmlinkage
void spurious_interrupt_bug(void);
34 asmlinkage
void coprocessor_error(void);
35 asmlinkage
void alignment_check(void);
37 asmlinkage
void machine_check(void);
38 #endif /* CONFIG_X86_MCE */
39 asmlinkage
void simd_coprocessor_error(void);
42 asmlinkage
void trace_page_fault(void);
43 #define trace_stack_segment stack_segment
44 #define trace_divide_error divide_error
45 #define trace_bounds bounds
46 #define trace_invalid_op invalid_op
47 #define trace_device_not_available device_not_available
48 #define trace_coprocessor_segment_overrun coprocessor_segment_overrun
49 #define trace_invalid_TSS invalid_TSS
50 #define trace_segment_not_present segment_not_present
51 #define trace_general_protection general_protection
52 #define trace_spurious_interrupt_bug spurious_interrupt_bug
53 #define trace_coprocessor_error coprocessor_error
54 #define trace_alignment_check alignment_check
55 #define trace_simd_coprocessor_error simd_coprocessor_error
56 #define trace_async_page_fault async_page_fault
59 dotraplinkage
void do_divide_error(struct pt_regs
*, long);
60 dotraplinkage
void do_debug(struct pt_regs
*, long);
61 dotraplinkage
void do_nmi(struct pt_regs
*, long);
62 dotraplinkage
void do_int3(struct pt_regs
*, long);
63 dotraplinkage
void do_overflow(struct pt_regs
*, long);
64 dotraplinkage
void do_bounds(struct pt_regs
*, long);
65 dotraplinkage
void do_invalid_op(struct pt_regs
*, long);
66 dotraplinkage
void do_device_not_available(struct pt_regs
*, long);
67 dotraplinkage
void do_coprocessor_segment_overrun(struct pt_regs
*, long);
68 dotraplinkage
void do_invalid_TSS(struct pt_regs
*, long);
69 dotraplinkage
void do_segment_not_present(struct pt_regs
*, long);
70 dotraplinkage
void do_stack_segment(struct pt_regs
*, long);
72 dotraplinkage
void do_double_fault(struct pt_regs
*, long);
73 asmlinkage
struct pt_regs
*sync_regs(struct pt_regs
*);
75 dotraplinkage
void do_general_protection(struct pt_regs
*, long);
76 dotraplinkage
void do_page_fault(struct pt_regs
*, unsigned long);
78 dotraplinkage
void trace_do_page_fault(struct pt_regs
*, unsigned long);
80 static inline void trace_do_page_fault(struct pt_regs
*regs
, unsigned long error
)
82 do_page_fault(regs
, error
);
85 dotraplinkage
void do_spurious_interrupt_bug(struct pt_regs
*, long);
86 dotraplinkage
void do_coprocessor_error(struct pt_regs
*, long);
87 dotraplinkage
void do_alignment_check(struct pt_regs
*, long);
89 dotraplinkage
void do_machine_check(struct pt_regs
*, long);
91 dotraplinkage
void do_simd_coprocessor_error(struct pt_regs
*, long);
93 dotraplinkage
void do_iret_error(struct pt_regs
*, long);
96 static inline int get_si_code(unsigned long condition
)
98 if (condition
& DR_STEP
)
100 else if (condition
& (DR_TRAP0
|DR_TRAP1
|DR_TRAP2
|DR_TRAP3
))
106 extern int panic_on_unrecovered_nmi
;
108 void math_emulate(struct math_emu_info
*);
109 #ifndef CONFIG_X86_32
110 asmlinkage
void smp_thermal_interrupt(void);
111 asmlinkage
void smp_threshold_interrupt(void);
112 asmlinkage
void smp_deferred_error_interrupt(void);
115 extern void ist_enter(struct pt_regs
*regs
);
116 extern void ist_exit(struct pt_regs
*regs
);
117 extern void ist_begin_non_atomic(struct pt_regs
*regs
);
118 extern void ist_end_non_atomic(void);
120 /* Interrupts/Exceptions */
122 X86_TRAP_DE
= 0, /* 0, Divide-by-zero */
123 X86_TRAP_DB
, /* 1, Debug */
124 X86_TRAP_NMI
, /* 2, Non-maskable Interrupt */
125 X86_TRAP_BP
, /* 3, Breakpoint */
126 X86_TRAP_OF
, /* 4, Overflow */
127 X86_TRAP_BR
, /* 5, Bound Range Exceeded */
128 X86_TRAP_UD
, /* 6, Invalid Opcode */
129 X86_TRAP_NM
, /* 7, Device Not Available */
130 X86_TRAP_DF
, /* 8, Double Fault */
131 X86_TRAP_OLD_MF
, /* 9, Coprocessor Segment Overrun */
132 X86_TRAP_TS
, /* 10, Invalid TSS */
133 X86_TRAP_NP
, /* 11, Segment Not Present */
134 X86_TRAP_SS
, /* 12, Stack Segment Fault */
135 X86_TRAP_GP
, /* 13, General Protection Fault */
136 X86_TRAP_PF
, /* 14, Page Fault */
137 X86_TRAP_SPURIOUS
, /* 15, Spurious Interrupt */
138 X86_TRAP_MF
, /* 16, x87 Floating-Point Exception */
139 X86_TRAP_AC
, /* 17, Alignment Check */
140 X86_TRAP_MC
, /* 18, Machine Check */
141 X86_TRAP_XF
, /* 19, SIMD Floating-Point Exception */
142 X86_TRAP_IRET
= 32, /* 32, IRET Exception */
145 #endif /* _ASM_X86_TRAPS_H */