diff options
Diffstat (limited to 'include/asm-sparc64/irq.h')
| -rw-r--r-- | include/asm-sparc64/irq.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/include/asm-sparc64/irq.h b/include/asm-sparc64/irq.h index d66c7cd820c2..9edcd90495f7 100644 --- a/include/asm-sparc64/irq.h +++ b/include/asm-sparc64/irq.h @@ -98,13 +98,22 @@ extern struct ino_bucket ivector_table[NUM_IVECS]; #define __bucket(irq) ((struct ino_bucket *)(unsigned long)(irq)) #define __irq(bucket) ((unsigned int)(unsigned long)(bucket)) -#define NR_IRQS 16 +/* The largest number of unique interrupt sources we support. + * If this needs to ever be larger than 255, you need to change + * the type of ino_bucket->virt_irq as appropriate. + * + * ino_bucket->virt_irq allocation is made during {sun4v_,}build_irq(). + */ +#define NR_IRQS 255 +extern void irq_install_pre_handler(int virt_irq, + void (*func)(struct ino_bucket *, void *, void *), + void *arg1, void *arg2); #define irq_canonicalize(irq) (irq) extern void disable_irq(unsigned int); #define disable_irq_nosync disable_irq extern void enable_irq(unsigned int); -extern unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap); +extern unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap, unsigned char flags); extern unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino, unsigned char flags); extern unsigned int sbus_build_irq(void *sbus, unsigned int ino); |