63,6 → 63,7 |
#include <arch/types.h> |
#include <typedefs.h> |
#include <synch/spinlock.h> |
#include <atomic.h> |
#include <arch.h> |
|
/** |
127,13 → 128,16 |
void irq_initialize(irq_t *irq) |
{ |
link_initialize(&irq->link); |
spinlock_initialize(&irq->lock, "irq.lock"); |
irq->inr = -1; |
irq->devno = -1; |
irq->notif = 0; |
irq->trigger = 0; |
irq->claim = NULL; |
irq->handler = NULL; |
irq->arg = NULL; |
irq->notif_answerbox = NULL; |
irq->code = NULL; |
atomic_set(&irq->counter, 0); |
} |
|
/** Register IRQ for device. |
220,8 → 224,13 |
{ |
irq_t *irq = hash_table_get_instance(item, irq_t, link); |
inr_t *inr = (inr_t *) key; |
bool rv; |
|
return ((irq->inr == *inr) && (irq->claim() == IRQ_ACCEPT)); |
spinlock_lock(&irq->lock); |
rv = ((irq->inr == *inr) && (irq->claim() == IRQ_ACCEPT)); |
spinlock_unlock(&irq->lock); |
|
return rv; |
} |
|
/** Compute hash index for the key. |
259,8 → 268,13 |
bool irq_lin_compare(unative_t *key, count_t keys, link_t *item) |
{ |
irq_t *irq = list_get_instance(item, irq_t, link); |
bool rv; |
|
return (irq->claim() == IRQ_ACCEPT); |
spinlock_lock(&irq->lock); |
rv = (irq->claim() == IRQ_ACCEPT); |
spinlock_unlock(&irq->lock); |
|
return rv; |
} |
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/** @} |