include/asm-frv/irq.h

   1 /* irq.h: FRV IRQ definitions
   2  *
   3  * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the License, or (at your option) any later version.
  10  */
  11
  12 #ifndef _ASM_IRQ_H_
  13 #define _ASM_IRQ_H_
  14
  15 /* this number is used when no interrupt has been assigned */
  16 #define NO_IRQ                          (-1)
  17
  18 #define NR_IRQS                         48
  19 #define IRQ_BASE_CPU                    (0 * 16)
  20 #define IRQ_BASE_FPGA                   (1 * 16)
  21 #define IRQ_BASE_MB93493                (2 * 16)
  22
  23 /* probe returns a 32-bit IRQ mask:-/ */
  24 #define MIN_PROBE_IRQ                   (NR_IRQS - 32)
  25
  26 #ifndef __ASSEMBLY__
  27 static inline int irq_canonicalize(int irq)
  28 {
  29         return irq;
  30 }
  31 #endif
  32
  33 #endif /* _ASM_IRQ_H_ */