LXR linux/arch/h8300/include/asm/traps.h

   1/*
   2 *  linux/include/asm-h8300/traps.h
   3 *
   4 *  Copyright (C) 2003 Yoshinori Sato <ysato@users.sourceforge.jp>
   5 *
   6 * This file is subject to the terms and conditions of the GNU General Public
   7 * License.  See the file COPYING in the main directory of this archive
   8 * for more details.
   9 */
  10
  11#ifndef _H8300_TRAPS_H
  12#define _H8300_TRAPS_H
  13
  14extern void _system_call(void);
  15extern void _interrupt_entry(void);
  16extern void _trace_break(void);
  17extern void _nmi(void);
  18extern void _interrupt_entry(void);
  19
  20extern unsigned long *_interrupt_redirect_table;
  21
  22#define JMP_OP 0x5a000000
  23#define JSR_OP 0x5e000000
  24#define VECTOR(address) ((JMP_OP)|((unsigned long)address))
  25#define REDIRECT(address) ((JSR_OP)|((unsigned long)address))
  26#define CPU_VECTOR ((unsigned long *)0x000000)
  27#define ADDR_MASK (0xffffff)
  28
  29#define TRACE_VEC 5
  30
  31#define TRAP0_VEC 8
  32#define TRAP1_VEC 9
  33#define TRAP2_VEC 10
  34#define TRAP3_VEC 11
  35
  36extern char _start[], _etext[];
  37#define check_kernel_text(addr) \
  38        ((addr >= (unsigned long)(_start)) && \
  39         (addr <  (unsigned long)(_etext)) && !(addr & 1))
  40
  41#endif /* _H8300_TRAPS_H */
  42