linux/arch/x86/include/asm/traps.h
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   1#ifndef _ASM_X86_TRAPS_H
   2#define _ASM_X86_TRAPS_H
   3
   4#include <asm/debugreg.h>
   5
   6#ifdef CONFIG_X86_32
   7#define dotraplinkage
   8#else
   9#define dotraplinkage asmlinkage
  10#endif
  11
  12asmlinkage void divide_error(void);
  13asmlinkage void debug(void);
  14asmlinkage void nmi(void);
  15asmlinkage void int3(void);
  16asmlinkage void overflow(void);
  17asmlinkage void bounds(void);
  18asmlinkage void invalid_op(void);
  19asmlinkage void device_not_available(void);
  20#ifdef CONFIG_X86_64
  21asmlinkage void double_fault(void);
  22#endif
  23asmlinkage void coprocessor_segment_overrun(void);
  24asmlinkage void invalid_TSS(void);
  25asmlinkage void segment_not_present(void);
  26asmlinkage void stack_segment(void);
  27asmlinkage void general_protection(void);
  28asmlinkage void page_fault(void);
  29asmlinkage void spurious_interrupt_bug(void);
  30asmlinkage void coprocessor_error(void);
  31asmlinkage void alignment_check(void);
  32#ifdef CONFIG_X86_MCE
  33asmlinkage void machine_check(void);
  34#endif /* CONFIG_X86_MCE */
  35asmlinkage void simd_coprocessor_error(void);
  36
  37dotraplinkage void do_divide_error(struct pt_regs *, long);
  38dotraplinkage void do_debug(struct pt_regs *, long);
  39dotraplinkage void do_nmi(struct pt_regs *, long);
  40dotraplinkage void do_int3(struct pt_regs *, long);
  41dotraplinkage void do_overflow(struct pt_regs *, long);
  42dotraplinkage void do_bounds(struct pt_regs *, long);
  43dotraplinkage void do_invalid_op(struct pt_regs *, long);
  44dotraplinkage void do_device_not_available(struct pt_regs *, long);
  45dotraplinkage void do_coprocessor_segment_overrun(struct pt_regs *, long);
  46dotraplinkage void do_invalid_TSS(struct pt_regs *, long);
  47dotraplinkage void do_segment_not_present(struct pt_regs *, long);
  48dotraplinkage void do_stack_segment(struct pt_regs *, long);
  49dotraplinkage void do_general_protection(struct pt_regs *, long);
  50dotraplinkage void do_page_fault(struct pt_regs *, unsigned long);
  51dotraplinkage void do_spurious_interrupt_bug(struct pt_regs *, long);
  52dotraplinkage void do_coprocessor_error(struct pt_regs *, long);
  53dotraplinkage void do_alignment_check(struct pt_regs *, long);
  54#ifdef CONFIG_X86_MCE
  55dotraplinkage void do_machine_check(struct pt_regs *, long);
  56#endif
  57dotraplinkage void do_simd_coprocessor_error(struct pt_regs *, long);
  58#ifdef CONFIG_X86_32
  59dotraplinkage void do_iret_error(struct pt_regs *, long);
  60#endif
  61
  62static inline int get_si_code(unsigned long condition)
  63{
  64        if (condition & DR_STEP)
  65                return TRAP_TRACE;
  66        else if (condition & (DR_TRAP0|DR_TRAP1|DR_TRAP2|DR_TRAP3))
  67                return TRAP_HWBKPT;
  68        else
  69                return TRAP_BRKPT;
  70}
  71
  72extern int panic_on_unrecovered_nmi;
  73extern int kstack_depth_to_print;
  74
  75#ifdef CONFIG_X86_32
  76void math_error(void __user *);
  77unsigned long patch_espfix_desc(unsigned long, unsigned long);
  78asmlinkage void math_emulate(long);
  79#endif
  80
  81#endif /* _ASM_X86_TRAPS_H */
  82
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