arch/i386-pc/exec/traps.h

   1 #ifndef _TRAPS_H
   2 #define _TRAPS_H
   3
   4 #include <asm/irq.h>
   5 #include <asm/linkage.h>
   6
   7 /* Here are some macros used to build trap table in core file. */
   8
   9 #define TRAP_NAME2(nr) nr##_trap(void)
  10 #define TRAP_NAME(nr) TRAP_NAME2(TRAP##nr)
  11
  12 #define BUILD_COMMON_TRAP()                  \
  13 __asm__(                                    \
  14         "\n"__ALIGN_STR"\n"                 \
  15         "common_trap:\n\t"             \
  16         SAVE_REGS                           \
  17         "call "SYMBOL_NAME_STR(do_TRAP)"\n\t"\
  18         RESTORE_REGS                      \
  19         "iret\n");
  20
  21 #define BUILD_TRAP(nr)                       \
  22 asmlinkage void TRAP_NAME(nr);               \
  23 __asm__(                                    \
  24         "\n"__ALIGN_STR"\n"                 \
  25 SYMBOL_NAME_STR(TRAP) #nr "_trap:\n\t"  \
  26         "pushl $"#nr"\n\t"                  \
  27         "jmp common_trap");
  28
  29 void set_intr_gate(unsigned int n, void *addr);
  30 void set_system_gate(unsigned int n, void *addr);
  31
  32 void Init_Traps(void);
  33
  34 #endif /* _TRAPS_H */