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#ifndef __ASM_SH_IRQ_H
#define __ASM_SH_IRQ_H
#include <asm/machvec.h>
/*
* A sane default based on a reasonable vector table size, platforms are
* advised to cap this at the hard limit that they're interested in
* through the machvec.
*/
#define NR_IRQS 256
#define NR_IRQS_LEGACY 8 /* Legacy external IRQ0-7 */
/*
* Convert back and forth between INTEVT and IRQ values.
*/
#ifdef CONFIG_CPU_HAS_INTEVT
#define evt2irq(evt) (((evt) >> 5) - 16)
#define irq2evt(irq) (((irq) + 16) << 5)
#else
#define evt2irq(evt) (evt)
#define irq2evt(irq) (irq)
#endif
/*
* Simple Mask Register Support
*/
extern void make_maskreg_irq(unsigned int irq);
extern unsigned short *irq_mask_register;
/*
* PINT IRQs
*/
void init_IRQ_pint(void);
void make_imask_irq(unsigned int irq);
static inline int generic_irq_demux(int irq)
{
return irq;
}
#define irq_canonicalize(irq) (irq)
#define irq_demux(irq) sh_mv.mv_irq_demux(irq)
void init_IRQ(void);
asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs);
#ifdef CONFIG_IRQSTACKS
extern void irq_ctx_init(int cpu);
extern void irq_ctx_exit(int cpu);
# define __ARCH_HAS_DO_SOFTIRQ
#else
# define irq_ctx_init(cpu) do { } while (0)
# define irq_ctx_exit(cpu) do { } while (0)
#endif
#ifdef CONFIG_CPU_SH5
#include <cpu/irq.h>
#endif
#endif /* __ASM_SH_IRQ_H */
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