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Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/arch/x86/include/asm/hw_irq.h

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/* SPDX-License-Identifier: GPL-2.0 / #ifndef _ASM_X86_HW_IRQ_H #define _ASM_X86_HW_IRQ_H / * (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar * * moved some of the old arch/i386/kernel/irq.h to here. VY * * IRQ/IPI changes taken from work by Thomas Radke * <tomsoft@informatik.tu-chemnitz.de> * * hacked by Andi Kleen for x86-64. * unified by tglx / #include <asm/irq_vectors.h> #define IRQ_MATRIX_BITS NR_VECTORS #ifndef __ASSEMBLY__ #include <linux/percpu.h> #include <linux/profile.h> #include <linux/smp.h> #include <linux/atomic.h> #include <asm/irq.h> #include <asm/sections.h> / Interrupt handlers registered during init_IRQ / extern asmlinkage void apic_timer_interrupt(void); extern asmlinkage void x86_platform_ipi(void); extern asmlinkage void kvm_posted_intr_ipi(void); extern asmlinkage void kvm_posted_intr_wakeup_ipi(void); extern asmlinkage void kvm_posted_intr_nested_ipi(void); extern asmlinkage void error_interrupt(void); extern asmlinkage void irq_work_interrupt(void); extern asmlinkage void uv_bau_message_intr1(void); extern asmlinkage void spurious_interrupt(void); extern asmlinkage void thermal_interrupt(void); extern asmlinkage void reschedule_interrupt(void); extern asmlinkage void irq_move_cleanup_interrupt(void); extern asmlinkage void reboot_interrupt(void); extern asmlinkage void threshold_interrupt(void); extern asmlinkage void deferred_error_interrupt(void); extern asmlinkage void call_function_interrupt(void); extern asmlinkage void call_function_single_interrupt(void); #ifdef CONFIG_X86_LOCAL_APIC struct irq_data; struct pci_dev; struct msi_desc; enum irq_alloc_type { X86_IRQ_ALLOC_TYPE_IOAPIC = 1, X86_IRQ_ALLOC_TYPE_HPET, X86_IRQ_ALLOC_TYPE_MSI, X86_IRQ_ALLOC_TYPE_MSIX, X86_IRQ_ALLOC_TYPE_DMAR, X86_IRQ_ALLOC_TYPE_UV, }; struct irq_alloc_info { enum irq_alloc_type type; u32 flags; const struct cpumask mask; /* CPU mask for vector allocation / union { int unused; #ifdef CONFIG_HPET_TIMER struct { int hpet_id; int hpet_index; void hpet_data; }; #endif #ifdef CONFIG_PCI_MSI struct { struct pci_dev msi_dev; irq_hw_number_t msi_hwirq; }; #endif #ifdef CONFIG_X86_IO_APIC struct { int ioapic_id; int ioapic_pin; int ioapic_node; u32 ioapic_trigger : 1; u32 ioapic_polarity : 1; u32 ioapic_valid : 1; struct IO_APIC_route_entry ioapic_entry; }; #endif #ifdef CONFIG_DMAR_TABLE struct { int dmar_id; void dmar_data; }; #endif #ifdef CONFIG_X86_UV struct { int uv_limit; int uv_blade; unsigned long uv_offset; char uv_name; }; #endif #if IS_ENABLED(CONFIG_VMD) struct { struct msi_desc desc; }; #endif }; }; struct irq_cfg { unsigned int dest_apicid; unsigned int vector; }; extern struct irq_cfg irq_cfg(unsigned int irq); extern struct irq_cfg irqd_cfg(struct irq_data irq_data); extern void lock_vector_lock(void); extern void unlock_vector_lock(void); #ifdef CONFIG_SMP extern void send_cleanup_vector(struct irq_cfg ); extern void irq_complete_move(struct irq_cfg cfg); #else static inline void send_cleanup_vector(struct irq_cfg c) { } static inline void irq_complete_move(struct irq_cfg c) { } #endif extern void apic_ack_edge(struct irq_data data); #else / CONFIG_X86_LOCAL_APIC / static inline void lock_vector_lock(void) {} static inline void unlock_vector_lock(void) {} #endif / CONFIG_X86_LOCAL_APIC / / Statistics / extern atomic_t irq_err_count; extern atomic_t irq_mis_count; extern void elcr_set_level_irq(unsigned int irq); extern char irq_entries_start[]; #ifdef CONFIG_TRACING #define trace_irq_entries_start irq_entries_start #endif extern char spurious_entries_start[]; #define VECTOR_UNUSED NULL #define VECTOR_SHUTDOWN ((void )-1L) #define VECTOR_RETRIGGERED ((void )-2L) typedef struct irq_desc vector_irq_t[NR_VECTORS]; DECLARE_PER_CPU(vector_irq_t, vector_irq); #endif /* !ASSEMBLY_ / #endif / _ASM_X86_HW_IRQ_H */

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