| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) |
| */ |
| |
| #ifndef __IRQ_USER_H__ |
| #define __IRQ_USER_H__ |
| |
| #include <sysdep/ptrace.h> |
| #include <stdbool.h> |
| |
| struct irq_fd { |
| struct irq_fd *next; |
| void *id; |
| int fd; |
| int type; |
| int irq; |
| int events; |
| bool active; |
| bool pending; |
| bool purge; |
| }; |
| |
| #define IRQ_READ 0 |
| #define IRQ_WRITE 1 |
| #define IRQ_NONE 2 |
| #define MAX_IRQ_TYPE (IRQ_NONE + 1) |
| |
| |
| |
| struct siginfo; |
| extern void sigio_handler(int sig, struct siginfo *unused_si, struct uml_pt_regs *regs); |
| extern void free_irq_by_fd(int fd); |
| extern void deactivate_fd(int fd, int irqnum); |
| extern int deactivate_all_fds(void); |
| extern int activate_ipi(int fd, int pid); |
| |
| #endif |
