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