arch/arc/include/asm/irq.h

   1 /*
   2  * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #ifndef __ASM_ARC_IRQ_H
  10 #define __ASM_ARC_IRQ_H
  11
  12 #define NR_CPU_IRQS     32  /* number of interrupt lines of ARC770 CPU */
  13 #define NR_IRQS         128 /* allow some CPU external IRQ handling */
  14
  15 /* Platform Independent IRQs */
  16 #ifdef CONFIG_ISA_ARCOMPACT
  17 #define TIMER0_IRQ      3
  18 #define TIMER1_IRQ      4
  19 #define IPI_IRQ         (NR_CPU_IRQS-1) /* dummy to enable SMP build for up hardware */
  20 #else
  21 #define TIMER0_IRQ      16
  22 #define TIMER1_IRQ      17
  23 #define IPI_IRQ         19
  24 #endif
  25
  26 #include <linux/interrupt.h>
  27 #include <asm-generic/irq.h>
  28
  29 extern void arc_init_IRQ(void);
  30 void arc_local_timer_setup(void);
  31 void arc_request_percpu_irq(int irq, int cpu,
  32                             irqreturn_t (*isr)(int irq, void *dev),
  33                             const char *irq_nm, void *percpu_dev);
  34
  35 #endif