arch/mn10300/include/asm/irq.h

   1 /* MN10300 Hardware interrupt definitions
   2  *
   3  * Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
   4  * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
   5  * Modified by David Howells (dhowells@redhat.com)
   6  * - Derived from include/asm-i386/irq.h:
   7  *   - (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public Licence
  11  * as published by the Free Software Foundation; either version
  12  * 2 of the Licence, or (at your option) any later version.
  13  */
  14 #ifndef _ASM_IRQ_H
  15 #define _ASM_IRQ_H
  16
  17 #include <asm/intctl-regs.h>
  18 #include <asm/reset-regs.h>
  19 #include <proc/irq.h>
  20
  21 /* this number is used when no interrupt has been assigned */
  22 #define NO_IRQ          INT_MAX
  23
  24 /*
  25  * hardware irq numbers
  26  * - the ASB2364 has an FPGA with an IRQ multiplexer on it
  27  */
  28 #ifdef CONFIG_MN10300_UNIT_ASB2364
  29 #include <unit/irq.h>
  30 #else
  31 #define NR_CPU_IRQS     GxICR_NUM_IRQS
  32 #define NR_IRQS         NR_CPU_IRQS
  33 #endif
  34
  35 /* external hardware irq numbers */
  36 #define NR_XIRQS        GxICR_NUM_XIRQS
  37
  38 #define irq_canonicalize(IRQ) (IRQ)
  39
  40 #endif /* _ASM_IRQ_H */