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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 LT |
2 | /* |
3 | * linux/arch/alpha/kernel/irq_impl.h | |
4 | * | |
5 | * Copyright (C) 1995 Linus Torvalds | |
6 | * Copyright (C) 1998, 2000 Richard Henderson | |
7 | * | |
8 | * This file contains declarations and inline functions for interfacing | |
9 | * with the IRQ handling routines in irq.c. | |
10 | */ | |
11 | ||
12 | #include <linux/interrupt.h> | |
13 | #include <linux/irq.h> | |
14 | #include <linux/profile.h> | |
15 | ||
16 | ||
17 | #define RTC_IRQ 8 | |
18 | ||
7ca56053 | 19 | extern void isa_device_interrupt(unsigned long); |
3dbb8c62 | 20 | extern void isa_no_iack_sc_device_interrupt(unsigned long); |
7ca56053 AV |
21 | extern void srm_device_interrupt(unsigned long); |
22 | extern void pyxis_device_interrupt(unsigned long); | |
1da177e4 LT |
23 | |
24 | extern struct irqaction timer_irqaction; | |
25 | extern struct irqaction isa_cascade_irqaction; | |
26 | extern struct irqaction timer_cascade_irqaction; | |
27 | extern struct irqaction halt_switch_irqaction; | |
28 | ||
29 | extern void init_srm_irqs(long, unsigned long); | |
30 | extern void init_pyxis_irqs(unsigned long); | |
31 | extern void init_rtc_irq(void); | |
32 | ||
33 | extern void common_init_isa_dma(void); | |
34 | ||
ff53afe6 TG |
35 | extern void i8259a_enable_irq(struct irq_data *d); |
36 | extern void i8259a_disable_irq(struct irq_data *d); | |
37 | extern void i8259a_mask_and_ack_irq(struct irq_data *d); | |
44377f62 | 38 | extern struct irq_chip i8259a_irq_type; |
1da177e4 LT |
39 | extern void init_i8259a_irqs(void); |
40 | ||
3dbb8c62 | 41 | extern void handle_irq(int irq); |