1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 21da177e4SLinus Torvalds /* 31da177e4SLinus Torvalds * linux/arch/alpha/kernel/irq_impl.h 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * Copyright (C) 1995 Linus Torvalds 61da177e4SLinus Torvalds * Copyright (C) 1998, 2000 Richard Henderson 71da177e4SLinus Torvalds * 81da177e4SLinus Torvalds * This file contains declarations and inline functions for interfacing 91da177e4SLinus Torvalds * with the IRQ handling routines in irq.c. 101da177e4SLinus Torvalds */ 111da177e4SLinus Torvalds 121da177e4SLinus Torvalds #include <linux/interrupt.h> 131da177e4SLinus Torvalds #include <linux/irq.h> 141da177e4SLinus Torvalds #include <linux/profile.h> 151da177e4SLinus Torvalds 161da177e4SLinus Torvalds 171da177e4SLinus Torvalds #define RTC_IRQ 8 181da177e4SLinus Torvalds 197ca56053SAl Viro extern void isa_device_interrupt(unsigned long); 203dbb8c62SAl Viro extern void isa_no_iack_sc_device_interrupt(unsigned long); 217ca56053SAl Viro extern void srm_device_interrupt(unsigned long); 227ca56053SAl Viro extern void pyxis_device_interrupt(unsigned long); 231da177e4SLinus Torvalds 241da177e4SLinus Torvalds extern void init_srm_irqs(long, unsigned long); 251da177e4SLinus Torvalds extern void init_pyxis_irqs(unsigned long); 2682c849ebSafzal mohammed extern void init_rtc_irq(irq_handler_t handler); 271da177e4SLinus Torvalds 281da177e4SLinus Torvalds extern void common_init_isa_dma(void); 291da177e4SLinus Torvalds 30ff53afe6SThomas Gleixner extern void i8259a_enable_irq(struct irq_data *d); 31ff53afe6SThomas Gleixner extern void i8259a_disable_irq(struct irq_data *d); 32ff53afe6SThomas Gleixner extern void i8259a_mask_and_ack_irq(struct irq_data *d); 3344377f62SThomas Gleixner extern struct irq_chip i8259a_irq_type; 341da177e4SLinus Torvalds extern void init_i8259a_irqs(void); 351da177e4SLinus Torvalds 363dbb8c62SAl Viro extern void handle_irq(int irq); 37