interrupt.h File Reference

#include <type.h>

Go to the source code of this file.

Data Structures
struct	__attribute__
struct	interrupt_stack_frame_t
struct	irq_entry_t
struct	interrupt_per_core_data_t

Macros
#define	PIC1   0x20 /* IO base address for master PIC */
#define	PIC2   0xA0 /* IO base address for slave PIC */
#define	PIC1_COMMAND   PIC1
#define	PIC1_DATA   (PIC1 + 1)
#define	PIC2_COMMAND   PIC2
#define	PIC2_DATA   (PIC2 + 1)
#define	ICW1_ICW4   0x01 /* Indicates that ICW4 will be present */
#define	ICW1_SINGLE   0x02 /* Single (cascade) mode */
#define	ICW1_INTERVAL4   0x04 /* Call address interval 4 (8) */
#define	ICW1_LEVEL   0x08 /* Level triggered (edge) mode */
#define	ICW1_INIT   0x10 /* Initialization - required! */
#define	ICW4_8086   0x01 /* 8086/88 (MCS-80/85) mode */
#define	ICW4_AUTO   0x02 /* Auto (normal) EOI */
#define	ICW4_BUF_SLAVE   0x08 /* Buffered mode/slave */
#define	ICW4_BUF_MASTER   0x0C /* Buffered mode/master */
#define	ICW4_SFNM   0x10 /* Special fully nested (not) */
#define	MAX_INTERRUPTS   256
#define	MAX_HANDLERS_PER_INTERRUPT   16
#define	INTERRUPT_ATTR_USER   0x8E
#define	INTERRUPT_ATTR_KERNEL   0xEE

Functions
void	irq_register (uint8_t core, int n, void *handler, boolean_t use_default_isr, uint16_t selector, uint8_t ist, uint8_t type_attr)
void	irq_setup (uint16_t core)
uint16_t	irq_alloc_entry (uint8_t core)
	__attribute__ ((no_stack_protector)) void vxInterruptHandler(interrupt_stack_frame_t *rsp

Variables
fpu_state_t *	fpu

Macro Definition Documentation

ICW1_ICW4

#define ICW1_ICW4   0x01 /* Indicates that ICW4 will be present */

Definition at line 12 of file interrupt.h.

Referenced by interrupt_pic_remap().

ICW1_INIT

#define ICW1_INIT   0x10 /* Initialization - required! */

Definition at line 16 of file interrupt.h.

Referenced by interrupt_pic_remap().

ICW1_INTERVAL4

#define ICW1_INTERVAL4   0x04 /* Call address interval 4 (8) */

Definition at line 14 of file interrupt.h.

ICW1_LEVEL

#define ICW1_LEVEL   0x08 /* Level triggered (edge) mode */

Definition at line 15 of file interrupt.h.

ICW1_SINGLE

#define ICW1_SINGLE   0x02 /* Single (cascade) mode */

Definition at line 13 of file interrupt.h.

ICW4_8086

#define ICW4_8086   0x01 /* 8086/88 (MCS-80/85) mode */

Definition at line 18 of file interrupt.h.

Referenced by interrupt_pic_remap().

ICW4_AUTO

#define ICW4_AUTO   0x02 /* Auto (normal) EOI */

Definition at line 19 of file interrupt.h.

ICW4_BUF_MASTER

#define ICW4_BUF_MASTER   0x0C /* Buffered mode/master */

Definition at line 21 of file interrupt.h.

ICW4_BUF_SLAVE

#define ICW4_BUF_SLAVE   0x08 /* Buffered mode/slave */

Definition at line 20 of file interrupt.h.

ICW4_SFNM

#define ICW4_SFNM   0x10 /* Special fully nested (not) */

Definition at line 22 of file interrupt.h.

INTERRUPT_ATTR_KERNEL

#define INTERRUPT_ATTR_KERNEL   0xEE

Definition at line 28 of file interrupt.h.

Referenced by __attribute__(), irq_setup(), setup_timer_interrupt(), and vxStartScheduler().

INTERRUPT_ATTR_USER

#define INTERRUPT_ATTR_USER   0x8E

Definition at line 27 of file interrupt.h.

MAX_HANDLERS_PER_INTERRUPT

#define MAX_HANDLERS_PER_INTERRUPT   16

Definition at line 25 of file interrupt.h.

MAX_INTERRUPTS

#define MAX_INTERRUPTS   256

Definition at line 24 of file interrupt.h.

Referenced by interrupt_reload(), irq_alloc_entry(), and irq_setup().

PIC1

#define PIC1   0x20 /* IO base address for master PIC */

Definition at line 5 of file interrupt.h.

PIC1_COMMAND

#define PIC1_COMMAND   PIC1

Definition at line 7 of file interrupt.h.

Referenced by interrupt_pic_remap().

PIC1_DATA

#define PIC1_DATA   (PIC1 + 1)

Definition at line 8 of file interrupt.h.

Referenced by interrupt_pic_remap().

PIC2

#define PIC2   0xA0 /* IO base address for slave PIC */

Definition at line 6 of file interrupt.h.

PIC2_COMMAND

#define PIC2_COMMAND   PIC2

Definition at line 9 of file interrupt.h.

Referenced by interrupt_pic_remap().

PIC2_DATA

#define PIC2_DATA   (PIC2 + 1)

Definition at line 10 of file interrupt.h.

Referenced by interrupt_pic_remap().

Function Documentation

__attribute__()

__attribute__ ( (no_stack_protector) )

extern

Definition at line 42 of file gdt.c.

References __gdt_entries, base, and core.

irq_alloc_entry()

uint16_t irq_alloc_entry

(

uint8_t

core

)

Definition at line 109 of file interrupt.c.

References irq_entry_t::allocated, core, interrupt_per_core_data, and MAX_INTERRUPTS.

Referenced by __attribute__().

irq_register()

void irq_register	(	uint8_t	core,
		int	n,
		void *	handler,
		boolean_t	use_default_isr,
		uint16_t	selector,
		uint8_t	ist,
		uint8_t	type_attr )

Definition at line 70 of file interrupt.c.

References irq_entry_t::configured, core, irq_entry_t::handler, int_table, interrupt_per_core_data, interrupt_register(), ist, irq_entry_t::mask, slot, and irq_entry_t::use_default_isr.

Referenced by __attribute__(), setup_timer_interrupt(), and vxStartScheduler().

irq_setup()

void irq_setup

(

uint16_t

core

)

Definition at line 125 of file interrupt.c.

References core, int_table, INTERRUPT_ATTR_KERNEL, interrupt_per_core_data, interrupt_pic_remap(), interrupt_register(), interrupt_reload(), MAX_INTERRUPTS, and memset().

Referenced by __attribute__(), and INIT().

Variable Documentation

fpu

fpu_state_t* fpu

Definition at line 84 of file interrupt.h.

Referenced by __attribute__().