kernel/irq/debug.h

   1 /*
   2  * Debugging printout:
   3  */
   4
   5 #include <linux/kallsyms.h>
   6
   7 #define P(f) if (desc->status_use_accessors & f) printk("%14s set\n", #f)
   8 #define PS(f) if (desc->istate & f) printk("%14s set\n", #f)
   9 /* FIXME */
  10 #define PD(f) do { } while (0)
  11
  12 static inline void print_irq_desc(unsigned int irq, struct irq_desc *desc)
  13 {
  14         printk("irq %d, desc: %p, depth: %d, count: %d, unhandled: %d\n",
  15                 irq, desc, desc->depth, desc->irq_count, desc->irqs_unhandled);
  16         printk("->handle_irq():  %p, ", desc->handle_irq);
  17         print_symbol("%s\n", (unsigned long)desc->handle_irq);
  18         printk("->irq_data.chip(): %p, ", desc->irq_data.chip);
  19         print_symbol("%s\n", (unsigned long)desc->irq_data.chip);
  20         printk("->action(): %p\n", desc->action);
  21         if (desc->action) {
  22                 printk("->action->handler(): %p, ", desc->action->handler);
  23                 print_symbol("%s\n", (unsigned long)desc->action->handler);
  24         }
  25
  26         P(IRQ_LEVEL);
  27         P(IRQ_PER_CPU);
  28         P(IRQ_NOPROBE);
  29         P(IRQ_NOREQUEST);
  30         P(IRQ_NOTHREAD);
  31         P(IRQ_NOAUTOEN);
  32
  33         PS(IRQS_AUTODETECT);
  34         PS(IRQS_REPLAY);
  35         PS(IRQS_WAITING);
  36         PS(IRQS_PENDING);
  37
  38         PD(IRQS_INPROGRESS);
  39         PD(IRQS_DISABLED);
  40         PD(IRQS_MASKED);
  41 }
  42
  43 #undef P
  44 #undef PS
  45 #undef PD