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/*
* (C) Copyright 2007 Michal Simek
*
* Michal SIMEK <monstr@monstr.cz>
*
* SPDX-License-Identifier: GPL-2.0+
*/
typedef volatile struct microblaze_intc_t {
int isr; /* interrupt status register */
int ipr; /* interrupt pending register */
int ier; /* interrupt enable register */
int iar; /* interrupt acknowledge register */
int sie; /* set interrupt enable bits */
int cie; /* clear interrupt enable bits */
int ivr; /* interrupt vector register */
int mer; /* master enable register */
} microblaze_intc_t;
struct irq_action {
interrupt_handler_t *handler; /* pointer to interrupt rutine */
void *arg;
int count; /* number of interrupt */
};
/**
* Register and unregister interrupt handler rutines
*
* @param irq IRQ number
* @param hdlr Interrupt handler rutine
* @param arg Pointer to argument which is passed to int. handler rutine
* @return 0 if registration pass, 1 if unregistration pass,
* or an error code < 0 otherwise
*/
int install_interrupt_handler(int irq, interrupt_handler_t *hdlr,
void *arg);
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