traps.h 4.0 KB

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  1. #ifndef _ASM_X86_TRAPS_H
  2. #define _ASM_X86_TRAPS_H
  3. #include <linux/kprobes.h>
  4. #include <asm/debugreg.h>
  5. #include <asm/siginfo.h> /* TRAP_TRACE, ... */
  6. #define dotraplinkage __visible
  7. asmlinkage void divide_error(void);
  8. asmlinkage void debug(void);
  9. asmlinkage void nmi(void);
  10. asmlinkage void int3(void);
  11. asmlinkage void xen_debug(void);
  12. asmlinkage void xen_int3(void);
  13. asmlinkage void xen_stack_segment(void);
  14. asmlinkage void overflow(void);
  15. asmlinkage void bounds(void);
  16. asmlinkage void invalid_op(void);
  17. asmlinkage void device_not_available(void);
  18. #ifdef CONFIG_X86_64
  19. asmlinkage void double_fault(void);
  20. #endif
  21. asmlinkage void coprocessor_segment_overrun(void);
  22. asmlinkage void invalid_TSS(void);
  23. asmlinkage void segment_not_present(void);
  24. asmlinkage void stack_segment(void);
  25. asmlinkage void general_protection(void);
  26. asmlinkage void page_fault(void);
  27. asmlinkage void async_page_fault(void);
  28. asmlinkage void spurious_interrupt_bug(void);
  29. asmlinkage void coprocessor_error(void);
  30. asmlinkage void alignment_check(void);
  31. #ifdef CONFIG_X86_MCE
  32. asmlinkage void machine_check(void);
  33. #endif /* CONFIG_X86_MCE */
  34. asmlinkage void simd_coprocessor_error(void);
  35. dotraplinkage void do_divide_error(struct pt_regs *, long);
  36. dotraplinkage void do_debug(struct pt_regs *, long);
  37. dotraplinkage void do_nmi(struct pt_regs *, long);
  38. dotraplinkage void do_int3(struct pt_regs *, long);
  39. dotraplinkage void do_overflow(struct pt_regs *, long);
  40. dotraplinkage void do_bounds(struct pt_regs *, long);
  41. dotraplinkage void do_invalid_op(struct pt_regs *, long);
  42. dotraplinkage void do_device_not_available(struct pt_regs *, long);
  43. dotraplinkage void do_coprocessor_segment_overrun(struct pt_regs *, long);
  44. dotraplinkage void do_invalid_TSS(struct pt_regs *, long);
  45. dotraplinkage void do_segment_not_present(struct pt_regs *, long);
  46. dotraplinkage void do_stack_segment(struct pt_regs *, long);
  47. #ifdef CONFIG_X86_64
  48. dotraplinkage void do_double_fault(struct pt_regs *, long);
  49. asmlinkage __kprobes struct pt_regs *sync_regs(struct pt_regs *);
  50. #endif
  51. dotraplinkage void do_general_protection(struct pt_regs *, long);
  52. dotraplinkage void do_page_fault(struct pt_regs *, unsigned long);
  53. dotraplinkage void do_spurious_interrupt_bug(struct pt_regs *, long);
  54. dotraplinkage void do_coprocessor_error(struct pt_regs *, long);
  55. dotraplinkage void do_alignment_check(struct pt_regs *, long);
  56. #ifdef CONFIG_X86_MCE
  57. dotraplinkage void do_machine_check(struct pt_regs *, long);
  58. #endif
  59. dotraplinkage void do_simd_coprocessor_error(struct pt_regs *, long);
  60. #ifdef CONFIG_X86_32
  61. dotraplinkage void do_iret_error(struct pt_regs *, long);
  62. #endif
  63. static inline int get_si_code(unsigned long condition)
  64. {
  65. if (condition & DR_STEP)
  66. return TRAP_TRACE;
  67. else if (condition & (DR_TRAP0|DR_TRAP1|DR_TRAP2|DR_TRAP3))
  68. return TRAP_HWBKPT;
  69. else
  70. return TRAP_BRKPT;
  71. }
  72. extern int panic_on_unrecovered_nmi;
  73. void math_error(struct pt_regs *, int, int);
  74. void math_emulate(struct math_emu_info *);
  75. #ifndef CONFIG_X86_32
  76. asmlinkage void smp_thermal_interrupt(void);
  77. asmlinkage void mce_threshold_interrupt(void);
  78. #endif
  79. /* Interrupts/Exceptions */
  80. enum {
  81. X86_TRAP_DE = 0, /* 0, Divide-by-zero */
  82. X86_TRAP_DB, /* 1, Debug */
  83. X86_TRAP_NMI, /* 2, Non-maskable Interrupt */
  84. X86_TRAP_BP, /* 3, Breakpoint */
  85. X86_TRAP_OF, /* 4, Overflow */
  86. X86_TRAP_BR, /* 5, Bound Range Exceeded */
  87. X86_TRAP_UD, /* 6, Invalid Opcode */
  88. X86_TRAP_NM, /* 7, Device Not Available */
  89. X86_TRAP_DF, /* 8, Double Fault */
  90. X86_TRAP_OLD_MF, /* 9, Coprocessor Segment Overrun */
  91. X86_TRAP_TS, /* 10, Invalid TSS */
  92. X86_TRAP_NP, /* 11, Segment Not Present */
  93. X86_TRAP_SS, /* 12, Stack Segment Fault */
  94. X86_TRAP_GP, /* 13, General Protection Fault */
  95. X86_TRAP_PF, /* 14, Page Fault */
  96. X86_TRAP_SPURIOUS, /* 15, Spurious Interrupt */
  97. X86_TRAP_MF, /* 16, x87 Floating-Point Exception */
  98. X86_TRAP_AC, /* 17, Alignment Check */
  99. X86_TRAP_MC, /* 18, Machine Check */
  100. X86_TRAP_XF, /* 19, SIMD Floating-Point Exception */
  101. X86_TRAP_IRET = 32, /* 32, IRET Exception */
  102. };
  103. #endif /* _ASM_X86_TRAPS_H */