Cross Reference: /src/sys/arch/shark/isa/isa

Lines Matching refs:handler
70  * IRQ/FIQ initialisation, claim, release and handler routines
141  * int irq_claim(int irq, irqhandler_t *handler)
143  * Enable an IRQ and install a handler for it.
147 irq_claim(int irq, irqhandler_t *handler, const char *group, const char *name)
152 	if (handler == NULL)
153 		panic("NULL interrupt handler");
154 	if (handler->ih_func == NULL)
155 		panic("Interrupt handler does not have a function");
163 		irq = handler->ih_num;
170 	if (handler->ih_level < 0 || handler->ih_level >= NIPL)
174 	evcnt_attach_dynamic(&handler->ih_ev, EVCNT_TYPE_INTR, NULL,
177 	/* Attach handler at top of chain */
178 	handler->ih_next = irqhandlers[irq];
179 	irqhandlers[irq] = handler;
182 	 * Reset the flags for this handler.
183 	 * As the handler is now in the chain mark it as active.
185 	handler->ih_flags = 0 | IRQ_FLAG_ACTIVE;
192 	handler->ih_num = irq;
203  * int irq_release(int irq, irqhandler_t *handler)
205  * Disable an IRQ and remove a handler for it.
209 irq_release(int irq, irqhandler_t *handler)
219 		irq = handler->ih_num;
225 	/* Locate the handler */
229 	while (irqhand && handler != irqhand) {
234 	/* Remove the handler if located */
240 	/* The handler has been removed from the chain so mark it as inactive */
243 	/* Make sure the head of the handler list is active */
363  * This routine should be used with caution. A handler should already
382  * Handler for stray interrupts. This gets called if a handler cannot be
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