ioapic.h File Reference

#include <kernel/defs.h>
#include <stdint.h>

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Data Structures
struct	ioapic_version_t
	IO APIC Version Structure. More...
struct	ioapic_redirect_entry_t
	IO APIC Redirection Entry Structure. More...
struct	ioapic_redirect_entry_t::PACKED

Typedefs
typedef uint32_t	ioapic_gsi_t
	IO APIC Global System Interrupt type.

Enumerations
enum	ioapic_mmio_register_t { IOAPIC_MMIO_REG_SELECT = 0x00 , IOAPIC_MMIO_REG_DATA = 0x10 }
	IO APIC Memory Mapped Registers. More...
enum	ioapic_register_t { IOAPIC_REG_IDENTIFICATION = 0x00 , IOAPIC_REG_VERSION = 0x01 , IOAPIC_REG_ARBITRATION = 0x02 , IOAPIC_REG_REDIRECTION_BASE = 0x10 }
	IO APIC Registers. More...
enum	ioapic_delivery_mode_t {   IOAPIC_DELIVERY_NORMAL = 0 , IOAPIC_DELIVERY_LOW_PRIO = 1 , IOAPIC_DELIVERY_SMI = 2 , IOAPIC_DELIVERY_NMI = 4 ,   IOAPIC_DELIVERY_INIT = 5 , IOAPIC_DELIVERY_EXTERNAL = 7 }
	IO APIC Delivery Modes. More...
enum	ioapic_destination_mode_t { IOAPIC_DESTINATION_PHYSICAL = 0 , IOAPIC_DESTINATION_LOGICAL = 1 }
	IO APIC Destination Modes. More...
enum	ioapic_trigger_mode_t { IOAPIC_TRIGGER_EDGE = 0 , IOAPIC_TRIGGER_LEVEL = 1 }
	IO APIC Trigger Modes. More...
enum	ioapic_polarity_t { IOAPIC_POLARITY_HIGH = 0 , IOAPIC_POLARITY_LOW = 1 }
	IO APIC Polarity Modes. More...

Functions
uint64_t	ioapic_all_init (void)
	Initialize all IO APICs found in the MADT.