ioapic.h File Reference

#include <pshpack1.h>
#include <poppack.h>

Go to the source code of this file.

Data Structures
struct	PIOAPIC_ROUTE_ENTRY
struct	PIOAPIC_INFO
Defines
#define	IOAPIC_IOREGSEL   0x0000 /* I/O Register Select (index) (R/W) */
#define	IOAPIC_IOWIN   0x0010 /* I/O window (data) (R/W) */
#define	IOAPIC_ID   0x0000 /* IO APIC ID (R/W) */
#define	IOAPIC_VER   0x0001 /* IO APIC Version (R) */
#define	IOAPIC_ARB   0x0002 /* IO APIC Arbitration ID (R) */
#define	IOAPIC_REDTBL   0x0010 /* Redirection Table (0-23 64-bit registers) (R/W) */
#define	IOAPIC_ID_MASK   (0xF << 24)
#define	GET_IOAPIC_ID(x)   ((UCHAR)(((x) & IOAPIC_ID_MASK) >> 24))
#define	SET_IOAPIC_ID(x)   ((x) << 24)
#define	IOAPIC_VER_MASK   (0xFF)
#define	GET_IOAPIC_VERSION(x)   (((x) & IOAPIC_VER_MASK))
#define	IOAPIC_MRE_MASK   (0xFF << 16) /* Maximum Redirection Entry */
#define	GET_IOAPIC_MRE(x)   (((x) & IOAPIC_MRE_MASK) >> 16)
#define	IOAPIC_ARB_MASK   (0xF << 24)
#define	GET_IOAPIC_ARB(x)   (((x) & IOAPIC_ARB_MASK) >> 24)
#define	IOAPIC_TBL_DELMOD   (0x7 << 10) /* Delivery Mode (see APIC_DM_*) */
#define	IOAPIC_TBL_DM   (0x1 << 11) /* Destination Mode */
#define	IOAPIC_TBL_DS   (0x1 << 12) /* Delivery Status */
#define	IOAPIC_TBL_INTPOL   (0x1 << 13) /* Interrupt Input Pin Polarity */
#define	IOAPIC_TBL_RIRR   (0x1 << 14) /* Remote IRR */
#define	IOAPIC_TBL_TM   (0x1 << 15) /* Trigger Mode */
#define	IOAPIC_TBL_IM   (0x1 << 16) /* Interrupt Mask */
#define	IOAPIC_TBL_DF0   (0xF << 56) /* Destination Field (physical mode) */
#define	IOAPIC_TBL_DF1   (0xFF<< 56) /* Destination Field (logical mode) */
#define	IOAPIC_TBL_VECTOR   (0xFF << 0) /* Vector (10h - FEh) */
#define	IOAPIC_DEFAULT_BASE   0xFEC00000 /* Default I/O APIC Base Register Address */
Functions
VOID	IOAPICSetupIrqs (VOID)
VOID	IOAPICEnable (VOID)
VOID	IOAPICSetupIds (VOID)
VOID	IOAPICMaskIrq (ULONG Irq)
VOID	IOAPICUnmaskIrq (ULONG Irq)
VOID	HaliReconfigurePciInterrupts (VOID)
VOID	IOAPICDump (VOID)
Variables
ULONG	IRQCount
UCHAR	BUSMap [MAX_BUS]
UCHAR	PCIBUSMap [MAX_BUS]
IOAPIC_INFO	IOAPICMap [MAX_IOAPIC]
ULONG	IOAPICCount
ULONG	APICMode
MP_CONFIGURATION_INTSRC	IRQMap [MAX_IRQ_SOURCE]