#ifndef _ASM_IA64_ACPI_EXT_H#define _ASM_IA64_ACPI_EXT_H/* * Advanced Configuration and Power Infterface * Based on 'ACPI Specification 1.0b' Febryary 2, 1999 * and 'IA-64 Extensions to the ACPI Specification' Rev 0.6 * * Copyright (C) 1999 VA Linux Systems * Copyright (C) 1999 Walt Drummond <drummond@valinux.com> * Copyright (C) 2000 Intel Corp. * Copyright (C) 2000,2001 J.I. Lee <jung-ik.lee@intel.com> *	ACPI 2.0 specification */#include <linux/types.h>#pragma	pack(1)#define ACPI_RSDP_SIG "RSD PTR " /* Trailing space required */#define ACPI_RSDP_SIG_LEN 8typedef struct {	char signature[8];	u8 checksum;	char oem_id[6];	u8 revision;	u32 rsdt;	u32 lenth;	struct acpi_xsdt *xsdt;	u8 ext_checksum;	u8 reserved[3];} acpi20_rsdp_t;typedef struct {	char signature[4];	u32 length;	u8 revision;	u8 checksum;	char oem_id[6];	char oem_table_id[8];	u32 oem_revision;	u32 creator_id;	u32 creator_revision;} acpi_desc_table_hdr_t;#define ACPI_RSDT_SIG "RSDT"#define ACPI_RSDT_SIG_LEN 4typedef struct {	acpi_desc_table_hdr_t header;	u8 reserved[4];	u32 entry_ptrs[1];	/* Not really . . . */} acpi20_rsdt_t;#define ACPI_XSDT_SIG "XSDT"#define ACPI_XSDT_SIG_LEN 4typedef struct acpi_xsdt {	acpi_desc_table_hdr_t header;	unsigned long entry_ptrs[1];	/* Not really . . . */} acpi_xsdt_t;/* Common structures for ACPI 2.0 and 0.71 */typedef struct acpi_entry_iosapic {	u8 type;	u8 length;	u8 id;	u8 reserved;	u32 irq_base;	/* start of IRQ's this IOSAPIC is responsible for. */	unsigned long address;	/* Address of this IOSAPIC */} acpi_entry_iosapic_t;/* Local SAPIC flags */#define LSAPIC_ENABLED                (1<<0)#define LSAPIC_PERFORMANCE_RESTRICTED (1<<1)#define LSAPIC_PRESENT                (1<<2)/* Defines legacy IRQ->pin mapping */typedef struct {	u8 type;	u8 length;	u8 bus;		/* Constant 0 == ISA */	u8 isa_irq;	/* ISA IRQ # */	u32 pin;		/* called vector in spec; really IOSAPIC pin number */	u16 flags;	/* Edge/Level trigger & High/Low active */} acpi_entry_int_override_t;#define INT_OVERRIDE_ACTIVE_LOW    0x03#define INT_OVERRIDE_LEVEL_TRIGGER 0x0d/* IA64 ext 0.71 */typedef struct {	char signature[8];	u8 checksum;	char oem_id[6];	char reserved;		/* Must be 0 */	struct acpi_rsdt *rsdt;} acpi_rsdp_t;typedef struct {	acpi_desc_table_hdr_t header;	u8 reserved[4];	unsigned long entry_ptrs[1];	/* Not really . . . */} acpi_rsdt_t;#define ACPI_SAPIC_SIG "SPIC"#define ACPI_SAPIC_SIG_LEN 4typedef struct {	acpi_desc_table_hdr_t header;	u8 reserved[4];	unsigned long interrupt_block;} acpi_sapic_t;/* SAPIC structure types */#define ACPI_ENTRY_LOCAL_SAPIC         0#define ACPI_ENTRY_IO_SAPIC            1#define ACPI_ENTRY_INT_SRC_OVERRIDE    2#define ACPI_ENTRY_PLATFORM_INT_SOURCE 3	/* Unimplemented */typedef struct acpi_entry_lsapic {	u8 type;	u8 length;	u16 acpi_processor_id;	u16 flags;	u8 id;	u8 eid;} acpi_entry_lsapic_t;typedef struct {	u8 type;	u8 length;	u16 flags;	u8 int_type;	u8 id;	u8 eid;	u8 iosapic_vector;	u8 reserved[4];	u32 global_vector;} acpi_entry_platform_src_t;/* ACPI 2.0 with 1.3 errata specific structures */#define ACPI_MADT_SIG "APIC"#define ACPI_MADT_SIG_LEN 4typedef struct {	acpi_desc_table_hdr_t header;	u32 lapic_address;	u32 flags;} acpi_madt_t;/* acpi 2.0 MADT flags */#define MADT_PCAT_COMPAT	(1<<0)/* acpi 2.0 MADT structure types */#define ACPI20_ENTRY_LOCAL_APIC                 0#define ACPI20_ENTRY_IO_APIC                    1#define ACPI20_ENTRY_INT_SRC_OVERRIDE           2#define ACPI20_ENTRY_NMI_SOURCE                 3#define ACPI20_ENTRY_LOCAL_APIC_NMI             4#define ACPI20_ENTRY_LOCAL_APIC_ADDR_OVERRIDE   5#define ACPI20_ENTRY_IO_SAPIC                   6#define ACPI20_ENTRY_LOCAL_SAPIC                7#define ACPI20_ENTRY_PLATFORM_INT_SOURCE        8typedef struct acpi20_entry_lsapic {	u8 type;	u8 length;	u8 acpi_processor_id;	u8 id;	u8 eid;	u8 reserved[3];	u32 flags;} acpi20_entry_lsapic_t;typedef struct acpi20_entry_lapic_addr_override {	u8 type;	u8 length;	u8 reserved[2];	unsigned long lapic_address;} acpi20_entry_lapic_addr_override_t;typedef struct {	u8 type;	u8 length;	u16 flags;	u8 int_type;	u8 id;	u8 eid;	u8 iosapic_vector;	u32 global_vector;} acpi20_entry_platform_src_t;/* constants for interrupt routing API for device drivers */#define	ACPI20_ENTRY_PIS_PMI	1#define	ACPI20_ENTRY_PIS_INIT	2#define	ACPI20_ENTRY_PIS_CPEI	3#define	ACPI_MAX_PLATFORM_IRQS	4extern int acpi20_parse(acpi20_rsdp_t *);extern int acpi_parse(acpi_rsdp_t *);extern const char *acpi_get_sysname (void);extern int acpi_request_vector(u32 int_type);extern void (*acpi_idle) (void);	/* power-management idle function, if any */#pragma	pack()#endif /* _ASM_IA64_ACPI_EXT_H */