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Commit 2e088436 authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Ingo Molnar
Browse files

x86: move common declarations to hw_irq.h 



Move the common declarations from hw_irq_32/64 into hw_irq.h

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 6859a840

include/asm-x86/hw_irq.h

+81 −0
Original line number Diff line number Diff line 
#ifndef _ASM_HW_IRQ_H

#define _ASM_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

 */



#define NMI_VECTOR		0x02



#ifndef __ASSEMBLY__



#include <linux/percpu.h>

#include <linux/profile.h>

#include <linux/smp.h>



#include <asm/atomic.h>

#include <asm/irq.h>

#include <asm/sections.h>



#define platform_legacy_irq(irq)	((irq) < 16)



/* Interrupt handlers registered during init_IRQ */

extern void apic_timer_interrupt(void);

extern void error_interrupt(void);

extern void spurious_interrupt(void);

extern void thermal_interrupt(void);

extern void reschedule_interrupt(void);



extern void invalidate_interrupt(void);

extern void invalidate_interrupt0(void);

extern void invalidate_interrupt1(void);

extern void invalidate_interrupt2(void);

extern void invalidate_interrupt3(void);

extern void invalidate_interrupt4(void);

extern void invalidate_interrupt5(void);

extern void invalidate_interrupt6(void);

extern void invalidate_interrupt7(void);



extern void irq_move_cleanup_interrupt(void);

extern void threshold_interrupt(void);



extern void call_function_interrupt(void);



/* PIC specific functions */

extern void disable_8259A_irq(unsigned int irq);

extern void enable_8259A_irq(unsigned int irq);

extern int i8259A_irq_pending(unsigned int irq);

extern void make_8259A_irq(unsigned int irq);

extern void init_8259A(int aeoi);



/* IOAPIC */

#define IO_APIC_IRQ(x) (((x) >= 16) || ((1<<(x)) & io_apic_irqs))

extern unsigned long io_apic_irqs;



extern void init_VISWS_APIC_irqs(void);

extern void setup_IO_APIC(void);

extern void disable_IO_APIC(void);

extern void print_IO_APIC(void);

extern int IO_APIC_get_PCI_irq_vector(int bus, int slot, int fn);

extern void setup_ioapic_dest(void);



/* IPI functions */

extern void send_IPI_self(int vector);

extern void send_IPI(int dest, int vector);



/* Statistics */

extern atomic_t irq_err_count;

extern atomic_t irq_mis_count;



#endif /* !ASSEMBLY_ */



#ifdef CONFIG_X86_32

# include "hw_irq_32.h"

#else

# include "hw_irq_64.h"

#endif



#endif

include/asm-x86/hw_irq_32.h

+0 −61
Original line number Diff line number Diff line 
#ifndef _ASM_HW_IRQ_H

#define _ASM_HW_IRQ_H



/*

 *	linux/include/asm/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>

 */



#include <linux/profile.h>

#include <asm/atomic.h>

#include <asm/irq.h>

#include <asm/sections.h>



#define NMI_VECTOR		0x02



/*

 * Various low-level irq details needed by irq.c, process.c,

 * time.c, io_apic.c and smp.c

 *

 * Interrupt entry/exit code at both C and assembly level

 */



extern void (*const interrupt[NR_IRQS])(void);



#ifdef CONFIG_SMP

void reschedule_interrupt(void);

void invalidate_interrupt(void);

void call_function_interrupt(void);

#endif



#ifdef CONFIG_X86_LOCAL_APIC

void apic_timer_interrupt(void);

void error_interrupt(void);

void spurious_interrupt(void);

void thermal_interrupt(void);

#define platform_legacy_irq(irq)	((irq) < 16)

#endif



void disable_8259A_irq(unsigned int irq);

void enable_8259A_irq(unsigned int irq);

int i8259A_irq_pending(unsigned int irq);

void make_8259A_irq(unsigned int irq);

void init_8259A(int aeoi);

void send_IPI_self(int vector);

void init_VISWS_APIC_irqs(void);

void setup_IO_APIC(void);

void disable_IO_APIC(void);

void print_IO_APIC(void);

int IO_APIC_get_PCI_irq_vector(int bus, int slot, int fn);

void send_IPI(int dest, int vector);

void setup_ioapic_dest(void);



extern unsigned long io_apic_irqs;



extern atomic_t irq_err_count;

extern atomic_t irq_mis_count;



#define IO_APIC_IRQ(x) (((x) >= 16) || ((1<<(x)) & io_apic_irqs))

#endif /* _ASM_HW_IRQ_H */

include/asm-x86/hw_irq_64.h

+0 −68
Original line number Diff line number Diff line 
#ifndef _ASM_HW_IRQ_H

#define _ASM_HW_IRQ_H



/*

 *	linux/include/asm/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.

 */



#ifndef __ASSEMBLY__

#include <asm/atomic.h>

#include <asm/irq.h>

#include <linux/profile.h>

#include <linux/smp.h>

#include <linux/percpu.h>

#endif



#define NMI_VECTOR		0x02

/*

 * IDT vectors usable for external interrupt sources start

 * at 0x20:
@@ -96,25 +71,6 @@ 


#ifndef __ASSEMBLY__



/* Interrupt handlers registered during init_IRQ */

void apic_timer_interrupt(void);

void spurious_interrupt(void);

void error_interrupt(void);

void reschedule_interrupt(void);

void call_function_interrupt(void);

void irq_move_cleanup_interrupt(void);

void invalidate_interrupt0(void);

void invalidate_interrupt1(void);

void invalidate_interrupt2(void);

void invalidate_interrupt3(void);

void invalidate_interrupt4(void);

void invalidate_interrupt5(void);

void invalidate_interrupt6(void);

void invalidate_interrupt7(void);

void thermal_interrupt(void);

void threshold_interrupt(void);

void i8254_timer_resume(void);



typedef int vector_irq_t[NR_VECTORS];

DECLARE_PER_CPU(vector_irq_t, vector_irq);

extern void __setup_vector_irq(int cpu);
@@ -127,29 +83,9 @@ extern spinlock_t vector_lock; 
 * Interrupt entry/exit code at both C and assembly level

 */



extern void disable_8259A_irq(unsigned int irq);

extern void enable_8259A_irq(unsigned int irq);

extern int i8259A_irq_pending(unsigned int irq);

extern void make_8259A_irq(unsigned int irq);

extern void init_8259A(int aeoi);

extern void send_IPI_self(int vector);

extern void init_VISWS_APIC_irqs(void);

extern void setup_IO_APIC(void);

extern void enable_IO_APIC(void);

extern void disable_IO_APIC(void);

extern void print_IO_APIC(void);

extern int IO_APIC_get_PCI_irq_vector(int bus, int slot, int fn);

extern void send_IPI(int dest, int vector);

extern void setup_ioapic_dest(void);

extern void native_init_IRQ(void);



extern unsigned long io_apic_irqs;



extern atomic_t irq_err_count;

extern atomic_t irq_mis_count;



#define IO_APIC_IRQ(x) (((x) >= 16) || ((1<<(x)) & io_apic_irqs))



#include <asm/ptrace.h>



#define IRQ_NAME2(nr) nr##_interrupt(void)
@@ -166,8 +102,4 @@ extern atomic_t irq_mis_count; 
	    "push $~(" #nr ") ; "		\

	    "jmp common_interrupt");



#define platform_legacy_irq(irq)	((irq) < 16)



#endif
 


#endif /* _ASM_HW_IRQ_H */