include/asm-mips/kgdb.h

   1 #ifndef __ASM_KGDB_H_
   2 #define __ASM_KGDB_H_
   3
   4 #ifdef __KERNEL__
   5
   6 #include <asm/sgidefs.h>
   7
   8 #if (_MIPS_ISA == _MIPS_ISA_MIPS1) || (_MIPS_ISA == _MIPS_ISA_MIPS2) || \
   9         (_MIPS_ISA == _MIPS_ISA_MIPS32)
  10
  11 #define KGDB_GDB_REG_SIZE 32
  12
  13 #elif (_MIPS_ISA == _MIPS_ISA_MIPS3) || (_MIPS_ISA == _MIPS_ISA_MIPS4) || \
  14         (_MIPS_ISA == _MIPS_ISA_MIPS64)
  15
  16 #ifdef CONFIG_32BIT
  17 #define KGDB_GDB_REG_SIZE 32
  18 #else /* CONFIG_CPU_32BIT */
  19 #define KGDB_GDB_REG_SIZE 64
  20 #endif
  21 #else
  22 #error "Need to set KGDB_GDB_REG_SIZE for MIPS ISA"
  23 #endif /* _MIPS_ISA */
  24
  25 #define BUFMAX                  2048
  26 #if (KGDB_GDB_REG_SIZE == 32)
  27 #define NUMREGBYTES             (90*sizeof(u32))
  28 #define NUMCRITREGBYTES         (12*sizeof(u32))
  29 #else
  30 #define NUMREGBYTES             (90*sizeof(u64))
  31 #define NUMCRITREGBYTES         (12*sizeof(u64))
  32 #endif
  33 #define BREAK_INSTR_SIZE        4
  34 #define CACHE_FLUSH_IS_SAFE     0
  35
  36 extern void arch_kgdb_breakpoint(void);
  37 extern int kgdb_early_setup;
  38 extern void *saved_vectors[32];
  39 extern void handle_exception(struct pt_regs *regs);
  40 extern void breakinst(void);
  41
  42 #endif                          /* __KERNEL__ */
  43
  44 #endif /* __ASM_KGDB_H_ */