include/asm-h8300/irq.h

   1 #ifndef _H8300_IRQ_H_
   2 #define _H8300_IRQ_H_
   3
   4 #include <asm/ptrace.h>
   5
   6 #if defined(__H8300H__)
   7 #define NR_IRQS 64
   8 #define EXT_IRQ0 12
   9 #define EXT_IRQ1 13
  10 #define EXT_IRQ2 14
  11 #define EXT_IRQ3 15
  12 #define EXT_IRQ4 16
  13 #define EXT_IRQ5 17
  14 #define EXT_IRQ6 18
  15 #define EXT_IRQ7 19
  16 #define EXT_IRQS 5
  17
  18 #include <asm/regs306x.h>
  19 #define h8300_clear_isr(irq)                                                \
  20 do {                                                                        \
  21         if (irq >= EXT_IRQ0 && irq <= EXT_IRQ5)                             \
  22                 *(volatile unsigned char *)ISR &= ~(1 << (irq - EXT_IRQ0)); \
  23 } while(0)
  24
  25 #define IER_REGS *(volatile unsigned char *)IER
  26 #endif
  27 #if defined(CONFIG_CPU_H8S)
  28 #define NR_IRQS 128
  29 #define EXT_IRQ0 16
  30 #define EXT_IRQ1 17
  31 #define EXT_IRQ2 18
  32 #define EXT_IRQ3 19
  33 #define EXT_IRQ4 20
  34 #define EXT_IRQ5 21
  35 #define EXT_IRQ6 22
  36 #define EXT_IRQ7 23
  37 #define EXT_IRQ8 24
  38 #define EXT_IRQ9 25
  39 #define EXT_IRQ10 26
  40 #define EXT_IRQ11 27
  41 #define EXT_IRQ12 28
  42 #define EXT_IRQ13 29
  43 #define EXT_IRQ14 30
  44 #define EXT_IRQ15 31
  45 #define EXT_IRQS 15
  46
  47 #include <asm/regs267x.h>
  48 #define h8300_clear_isr(irq)                                                 \
  49 do {                                                                         \
  50         if (irq >= EXT_IRQ0 && irq <= EXT_IRQ15)                             \
  51                 *(volatile unsigned short *)ISR &= ~(1 << (irq - EXT_IRQ0)); \
  52 } while(0)
  53
  54 #define IER_REGS *(volatile unsigned short *)IER
  55 #endif
  56
  57 static __inline__ int irq_canonicalize(int irq)
  58 {
  59         return irq;
  60 }
  61
  62 extern void enable_irq(unsigned int);
  63 extern void disable_irq(unsigned int);
  64
  65 /*
  66  * Some drivers want these entry points
  67  */
  68 #define enable_irq_nosync(x)    enable_irq(x)
  69 #define disable_irq_nosync(x)   disable_irq(x)
  70
  71 struct irqaction;
  72 struct pt_regs;
  73 int handle_IRQ_event(unsigned int, struct pt_regs *, struct irqaction *);
  74
  75 #endif /* _H8300_IRQ_H_ */