101 lines
2.9 KiB
C
101 lines
2.9 KiB
C
/****************************************************************************
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****************************************************************************
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***
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*** This header was automatically generated from a Linux kernel header
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*** of the same name, to make information necessary for userspace to
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*** call into the kernel available to libc. It contains only constants,
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*** structures, and macros generated from the original header, and thus,
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*** contains no copyrightable information.
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***
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****************************************************************************
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****************************************************************************/
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#ifndef _LINUX_IRQ_H
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#define _LINUX_IRQ_H
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#include <linux/smp.h>
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#include <linux/linkage.h>
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#include <linux/cache.h>
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#include <linux/spinlock.h>
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#include <linux/cpumask.h>
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#include <linux/irqreturn.h>
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#include <asm/irq.h>
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#include <asm/ptrace.h>
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#define IRQ_TYPE_NONE 0x00000000
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#define IRQ_TYPE_EDGE_RISING 0x00000001
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#define IRQ_TYPE_EDGE_FALLING 0x00000002
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#define IRQ_TYPE_EDGE_BOTH (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING)
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#define IRQ_TYPE_LEVEL_HIGH 0x00000004
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#define IRQ_TYPE_LEVEL_LOW 0x00000008
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#define IRQ_TYPE_SENSE_MASK 0x0000000f
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#define IRQ_TYPE_PROBE 0x00000010
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#define IRQ_INPROGRESS 0x00010000
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#define IRQ_DISABLED 0x00020000
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#define IRQ_PENDING 0x00040000
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#define IRQ_REPLAY 0x00080000
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#define IRQ_AUTODETECT 0x00100000
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#define IRQ_WAITING 0x00200000
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#define IRQ_LEVEL 0x00400000
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#define IRQ_MASKED 0x00800000
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#define IRQ_PER_CPU 0x01000000
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#define CHECK_IRQ_PER_CPU(var) 0
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#define IRQ_NOPROBE 0x02000000
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#define IRQ_NOREQUEST 0x04000000
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#define IRQ_NOAUTOEN 0x08000000
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#define IRQ_DELAYED_DISABLE 0x10000000
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#define IRQ_WAKEUP 0x20000000
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struct proc_dir_entry;
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struct irq_chip {
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const char *name;
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unsigned int (*startup)(unsigned int irq);
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void (*shutdown)(unsigned int irq);
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void (*enable)(unsigned int irq);
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void (*disable)(unsigned int irq);
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void (*ack)(unsigned int irq);
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void (*mask)(unsigned int irq);
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void (*mask_ack)(unsigned int irq);
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void (*unmask)(unsigned int irq);
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void (*eoi)(unsigned int irq);
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void (*end)(unsigned int irq);
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void (*set_affinity)(unsigned int irq, cpumask_t dest);
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int (*retrigger)(unsigned int irq);
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int (*set_type)(unsigned int irq, unsigned int flow_type);
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int (*set_wake)(unsigned int irq, unsigned int on);
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const char *typename;
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};
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struct irq_desc {
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void fastcall (*handle_irq)(unsigned int irq,
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struct irq_desc *desc,
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struct pt_regs *regs);
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struct irq_chip *chip;
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void *handler_data;
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void *chip_data;
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struct irqaction *action;
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unsigned int status;
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unsigned int depth;
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unsigned int wake_depth;
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unsigned int irq_count;
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unsigned int irqs_unhandled;
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spinlock_t lock;
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} ____cacheline_aligned;
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#define hw_interrupt_type irq_chip
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typedef struct irq_chip hw_irq_controller;
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#define no_irq_type no_irq_chip
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typedef struct irq_desc irq_desc_t;
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#include <asm/hw_irq.h>
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#endif
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