Subversion Repositories or1k

/*

 *  acpitable.h - x86-64-specific ACPI boot-time initialization

 *

 *  Copyright (C) 1999 Andrew Henroid

 *  Copyright (C) 2001 Richard Schaal

 *  Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>

 *  Copyright (C) 2001 Jun Nakajima <jun.nakajima@intel.com>

 *  Copyright (C) 2001 Arjan van de Ven <arjanv@redhat.com>

 *  Copyright (C) 2002 Vojtech Pavlik <vojtech@suse.cz>

 */

/*

 * The following codes are cut&pasted from drivers/acpi. Part of the code

 * there can be not updated or delivered yet.

 * To avoid conflicts when CONFIG_ACPI is defined, the following codes are

 * modified so that they are self-contained in this file.

 * -- jun

 */

#ifndef _HEADER_ACPITABLE_H_

#define _HEADER_ACPITABLE_H_

struct acpi_table_header {              /* ACPI common table header */

        char signature[4];              /* identifies type of table */

        u32 length;                     /* length of table,

                                           in bytes, * including header */

        u8 revision;                    /* specification minor version # */

        u8 checksum;                    /* to make sum of entire table == 0 */

        char oem_id[6];                 /* OEM identification */

        char oem_table_id[8];           /* OEM table identification */

        u32 oem_revision;               /* OEM revision number */

        char asl_compiler_id[4];        /* ASL compiler vendor ID */

        u32 asl_compiler_revision;      /* ASL compiler revision number */

} __attribute__ ((packed));;

enum {

        ACPI_APIC = 0,

        ACPI_FACP,

        ACPI_HPET,

        ACPI_TABLE_COUNT

};

static char *acpi_table_signatures[ACPI_TABLE_COUNT] = {

        "APIC",

        "FACP",

        "HPET"

};

struct acpi_table_madt {

        struct acpi_table_header header;

        u32 lapic_address;

        struct {

                u32 pcat_compat:1;

                u32 reserved:31;

        } flags __attribute__ ((packed));

} __attribute__ ((packed));;

enum {

        ACPI_MADT_LAPIC = 0,

        ACPI_MADT_IOAPIC,

        ACPI_MADT_INT_SRC_OVR,

        ACPI_MADT_NMI_SRC,

        ACPI_MADT_LAPIC_NMI,

        ACPI_MADT_LAPIC_ADDR_OVR,

        ACPI_MADT_IOSAPIC,

        ACPI_MADT_LSAPIC,

        ACPI_MADT_PLAT_INT_SRC,

};

#define LO_RSDP_WINDOW_BASE             0        /* Physical Address */

#define HI_RSDP_WINDOW_BASE             0xE0000 /* Physical Address */

#define LO_RSDP_WINDOW_SIZE             0x400

#define HI_RSDP_WINDOW_SIZE             0x20000

#define RSDP_SCAN_STEP                  16

#define RSDP_CHECKSUM_LENGTH            20

#define RSDP2_CHECKSUM_LENGTH           36

typedef int (*acpi_table_handler) (struct acpi_table_header *header, unsigned long);

struct acpi_table_rsdp {

        char signature[8];

        u8 checksum;

        char oem_id[6];

        u8 revision;

        u32 rsdt_address;

        u32 length;

        u64 xsdt_address;

        u8 checksum2;

        u8 reserved[3];

} __attribute__ ((packed));

struct acpi_table_rsdt {

        struct acpi_table_header header;

        u32 entry[0];

} __attribute__ ((packed));

struct acpi_table_xsdt {

        struct acpi_table_header header;

        u64 entry[0];

} __attribute__ ((packed));

struct acpi_madt_entry_header {

        u8 type;

        u8 length;

}  __attribute__ ((packed));

struct acpi_madt_int_flags {

        u16 polarity:2;

        u16 trigger:2;

        u16 reserved:12;

} __attribute__ ((packed));

struct acpi_table_lapic {

        struct acpi_madt_entry_header header;

        u8 acpi_id;

        u8 id;

        struct {

                u32 enabled:1;

                u32 reserved:31;

        } flags __attribute__ ((packed));

} __attribute__ ((packed));

struct acpi_table_ioapic {

        struct acpi_madt_entry_header header;

        u8 id;

        u8 reserved;

        u32 address;

        u32 global_irq_base;

} __attribute__ ((packed));

struct acpi_table_int_src_ovr {

        struct acpi_madt_entry_header header;

        u8 bus;

        u8 bus_irq;

        u32 global_irq;

        struct acpi_madt_int_flags flags;

} __attribute__ ((packed));

struct acpi_table_nmi_src {

        struct acpi_madt_entry_header header;

        struct acpi_madt_int_flags flags;

        u32 global_irq;

} __attribute__ ((packed));

struct acpi_table_lapic_nmi {

        struct acpi_madt_entry_header header;

        u8 acpi_id;

        struct acpi_madt_int_flags flags;

        u8 lint;

} __attribute__ ((packed));

struct acpi_table_lapic_addr_ovr {

        struct acpi_madt_entry_header header;

        u8 reserved[2];

        u64 address;

} __attribute__ ((packed));

struct acpi_table_iosapic {

        struct acpi_madt_entry_header header;

        u8 id;

        u8 reserved;

        u32 global_irq_base;

        u64 address;

} __attribute__ ((packed));

struct acpi_table_lsapic {

        struct acpi_madt_entry_header header;

        u8 acpi_id;

        u8 id;

        u8 eid;

        u8 reserved[3];

        struct {

                u32 enabled:1;

                u32 reserved:31;

        } flags;

} __attribute__ ((packed));

struct acpi_table_plat_int_src {

        struct acpi_madt_entry_header header;

        struct acpi_madt_int_flags flags;

        u8 type;

        u8 id;

        u8 eid;

        u8 iosapic_vector;

        u32 global_irq;

        u32 reserved;

} __attribute__ ((packed));

#define ACPI_SPACE_MEM          0

#define ACPI_SPACE_IO           1

#define ACPI_SPACE_PCICONF      2

struct acpi_gen_regaddr {

        u8  space_id;

        u8  bit_width;

        u8  bit_offset;

        u8  resv;

        u32 addrl;

        u32 addrh;

} __attribute__ ((packed));

struct acpi_table_hpet {

        struct acpi_table_header header;

        u32 id;

        struct acpi_gen_regaddr addr;

        u8 number;

        u16 min_tick;

        u8 page_protect;

} __attribute__ ((packed));

#endif