arch/arc/include/asm/irq.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
   4  */
   5
   6 #ifndef __ASM_ARC_IRQ_H
   7 #define __ASM_ARC_IRQ_H
   8
   9 /*
  10  * ARCv2 can support 240 interrupts in the core interrupts controllers and
  11  * 128 interrupts in IDU. Thus 512 virtual IRQs must be enough for most
  12  * configurations of boards.
  13  * This doesn't affect ARCompact, but we change it to same value
  14  */
  15 #define NR_IRQS         512
  16
  17 /* Platform Independent IRQs */
  18 #ifdef CONFIG_ISA_ARCV2
  19 #define IPI_IRQ         19
  20 #define SOFTIRQ_IRQ     21
  21 #define FIRST_EXT_IRQ   24
  22 #endif
  23
  24 #include <linux/interrupt.h>
  25 #include <asm-generic/irq.h>
  26
  27 extern void arc_init_IRQ(void);
  28 extern void arch_do_IRQ(unsigned int, struct pt_regs *);
  29
  30 #endif