LXR linux/arch/m68k/include/asm/hardirq.h

   1#ifndef __M68K_HARDIRQ_H
   2#define __M68K_HARDIRQ_H
   3
   4#include <linux/threads.h>
   5#include <linux/cache.h>
   6#include <asm/irq.h>
   7
   8#define HARDIRQ_BITS    8
   9
  10/*
  11 * The hardirq mask has to be large enough to have
  12 * space for potentially all IRQ sources in the system
  13 * nesting on a single CPU:
  14 */
  15#if (1 << HARDIRQ_BITS) < NR_IRQS
  16# error HARDIRQ_BITS is too low!
  17#endif
  18
  19#ifdef CONFIG_MMU
  20
  21static inline void ack_bad_irq(unsigned int irq)
  22{
  23        pr_crit("unexpected IRQ trap at vector %02x\n", irq);
  24}
  25
  26/* entry.S is sensitive to the offsets of these fields */
  27typedef struct {
  28        unsigned int __softirq_pending;
  29} ____cacheline_aligned irq_cpustat_t;
  30
  31#include <linux/irq_cpustat.h>  /* Standard mappings for irq_cpustat_t above */
  32
  33#else
  34
  35#include <asm-generic/hardirq.h>
  36
  37#endif /* !CONFIG_MMU */
  38
  39#endif
  40