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/******************************************************************************

 *

 * Name: actbl.h - Basic ACPI Table Definitions

 *

 *****************************************************************************/

/*

 * Copyright (C) 2000 - 2007, R. Byron Moore

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions, and the following disclaimer,

 *    without modification.

 * 2. Redistributions in binary form must reproduce at minimum a disclaimer

 *    substantially similar to the "NO WARRANTY" disclaimer below

 *    ("Disclaimer") and any redistribution must be conditioned upon

 *    including a substantially similar Disclaimer requirement for further

 *    binary redistribution.

 * 3. Neither the names of the above-listed copyright holders nor the names

 *    of any contributors may be used to endorse or promote products derived

 *    from this software without specific prior written permission.

 *

 * Alternatively, this software may be distributed under the terms of the

 * GNU General Public License ("GPL") version 2 as published by the Free

 * Software Foundation.

 *

 * NO WARRANTY

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR

 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING

 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGES.

 */

#ifndef __ACTBL_H__

#define __ACTBL_H__

/*

 * Values for description table header signatures. Useful because they make

 * it more difficult to inadvertently type in the wrong signature.

 */

#define ACPI_SIG_DSDT           "DSDT"  /* Differentiated System Description Table */

#define ACPI_SIG_FADT           "FACP"  /* Fixed ACPI Description Table */

#define ACPI_SIG_FACS           "FACS"  /* Firmware ACPI Control Structure */

#define ACPI_SIG_PSDT           "PSDT"  /* Persistent System Description Table */

#define ACPI_SIG_RSDP           "RSD PTR "      /* Root System Description Pointer */

#define ACPI_SIG_RSDT           "RSDT"  /* Root System Description Table */

#define ACPI_SIG_XSDT           "XSDT"  /* Extended  System Description Table */

#define ACPI_SIG_SSDT           "SSDT"  /* Secondary System Description Table */

#define ACPI_RSDP_NAME          "RSDP"  /* Short name for RSDP, not signature */

/*

 * All tables and structures must be byte-packed to match the ACPI

 * specification, since the tables are provided by the system BIOS

 */

#pragma pack(1)

/*

 * These are the ACPI tables that are directly consumed by the subsystem.

 *

 * The RSDP and FACS do not use the common ACPI table header. All other ACPI

 * tables use the header.

 *

 * Note about bitfields: The u8 type is used for bitfields in ACPI tables.

 * This is the only type that is even remotely portable. Anything else is not

 * portable, so do not use any other bitfield types.

 */

/*******************************************************************************

 *

 * ACPI Table Header. This common header is used by all tables except the

 * RSDP and FACS. The define is used for direct inclusion of header into

 * other ACPI tables

 *

 ******************************************************************************/

struct acpi_table_header {

        char signature[ACPI_NAME_SIZE]; /* ASCII table signature */

        u32 length;             /* Length of table in bytes, including this header */

        u8 revision;            /* ACPI Specification minor version # */

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

        char oem_id[ACPI_OEM_ID_SIZE];  /* ASCII OEM identification */

        char oem_table_id[ACPI_OEM_TABLE_ID_SIZE];      /* ASCII OEM table identification */

        u32 oem_revision;       /* OEM revision number */

        char asl_compiler_id[ACPI_NAME_SIZE];   /* ASCII ASL compiler vendor ID */

        u32 asl_compiler_revision;      /* ASL compiler version */

};

/*

 * GAS - Generic Address Structure (ACPI 2.0+)

 *

 * Note: Since this structure is used in the ACPI tables, it is byte aligned.

 * If misalignment is not supported, access to the Address field must be

 * performed with care.

 */

struct acpi_generic_address {

        u8 space_id;            /* Address space where struct or register exists */

        u8 bit_width;           /* Size in bits of given register */

        u8 bit_offset;          /* Bit offset within the register */

        u8 access_width;        /* Minimum Access size (ACPI 3.0) */

        u64 address;            /* 64-bit address of struct or register */

};

/*******************************************************************************

 *

 * RSDP - Root System Description Pointer (Signature is "RSD PTR ")

 *

 ******************************************************************************/

struct acpi_table_rsdp {

        char signature[8];      /* ACPI signature, contains "RSD PTR " */

        u8 checksum;            /* ACPI 1.0 checksum */

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

        u8 revision;            /* Must be (0) for ACPI 1.0 or (2) for ACPI 2.0+ */

        u32 rsdt_physical_address;      /* 32-bit physical address of the RSDT */

        u32 length;             /* Table length in bytes, including header (ACPI 2.0+) */

        u64 xsdt_physical_address;      /* 64-bit physical address of the XSDT (ACPI 2.0+) */

        u8 extended_checksum;   /* Checksum of entire table (ACPI 2.0+) */

        u8 reserved[3];         /* Reserved, must be zero */

};

#define ACPI_RSDP_REV0_SIZE     20      /* Size of original ACPI 1.0 RSDP */

/*******************************************************************************

 *

 * RSDT/XSDT - Root System Description Tables

 *

 ******************************************************************************/

struct acpi_table_rsdt {

        struct acpi_table_header header;        /* Common ACPI table header */

        u32 table_offset_entry[1];      /* Array of pointers to ACPI tables */

};

struct acpi_table_xsdt {

        struct acpi_table_header header;        /* Common ACPI table header */

        u64 table_offset_entry[1];      /* Array of pointers to ACPI tables */

};

/*******************************************************************************

 *

 * FACS - Firmware ACPI Control Structure (FACS)

 *

 ******************************************************************************/

struct acpi_table_facs {

        char signature[4];      /* ASCII table signature */

        u32 length;             /* Length of structure, in bytes */

        u32 hardware_signature; /* Hardware configuration signature */

        u32 firmware_waking_vector;     /* 32-bit physical address of the Firmware Waking Vector */

        u32 global_lock;        /* Global Lock for shared hardware resources */

        u32 flags;

        u64 xfirmware_waking_vector;    /* 64-bit version of the Firmware Waking Vector (ACPI 2.0+) */

        u8 version;             /* Version of this table (ACPI 2.0+) */

        u8 reserved[31];        /* Reserved, must be zero */

};

/* Flag macros */

#define ACPI_FACS_S4_BIOS_PRESENT (1)   /* 00: S4BIOS support is present */

/* Global lock flags */

#define ACPI_GLOCK_PENDING      0x01    /* 00: Pending global lock ownership */

#define ACPI_GLOCK_OWNED        0x02    /* 01: Global lock is owned */

/*******************************************************************************

 *

 * FADT - Fixed ACPI Description Table (Signature "FACP")

 *

 ******************************************************************************/

/* Fields common to all versions of the FADT */

struct acpi_table_fadt {

        struct acpi_table_header header;        /* Common ACPI table header */

        u32 facs;               /* 32-bit physical address of FACS */

        u32 dsdt;               /* 32-bit physical address of DSDT */

        u8 model;               /* System Interrupt Model (ACPI 1.0) - not used in ACPI 2.0+ */

        u8 preferred_profile;   /* Conveys preferred power management profile to OSPM. */

        u16 sci_interrupt;      /* System vector of SCI interrupt */

        u32 smi_command;        /* 32-bit Port address of SMI command port */

        u8 acpi_enable;         /* Value to write to smi_cmd to enable ACPI */

        u8 acpi_disable;        /* Value to write to smi_cmd to disable ACPI */

        u8 S4bios_request;      /* Value to write to SMI CMD to enter S4BIOS state */

        u8 pstate_control;      /* Processor performance state control */

        u32 pm1a_event_block;   /* 32-bit Port address of Power Mgt 1a Event Reg Blk */

        u32 pm1b_event_block;   /* 32-bit Port address of Power Mgt 1b Event Reg Blk */

        u32 pm1a_control_block; /* 32-bit Port address of Power Mgt 1a Control Reg Blk */

        u32 pm1b_control_block; /* 32-bit Port address of Power Mgt 1b Control Reg Blk */

        u32 pm2_control_block;  /* 32-bit Port address of Power Mgt 2 Control Reg Blk */

        u32 pm_timer_block;     /* 32-bit Port address of Power Mgt Timer Ctrl Reg Blk */

        u32 gpe0_block;         /* 32-bit Port address of General Purpose Event 0 Reg Blk */

        u32 gpe1_block;         /* 32-bit Port address of General Purpose Event 1 Reg Blk */

        u8 pm1_event_length;    /* Byte Length of ports at pm1x_event_block */

        u8 pm1_control_length;  /* Byte Length of ports at pm1x_control_block */

        u8 pm2_control_length;  /* Byte Length of ports at pm2_control_block */

        u8 pm_timer_length;     /* Byte Length of ports at pm_timer_block */

        u8 gpe0_block_length;   /* Byte Length of ports at gpe0_block */

        u8 gpe1_block_length;   /* Byte Length of ports at gpe1_block */

        u8 gpe1_base;           /* Offset in GPE number space where GPE1 events start */

        u8 cst_control;         /* Support for the _CST object and C States change notification */

        u16 C2latency;          /* Worst case HW latency to enter/exit C2 state */

        u16 C3latency;          /* Worst case HW latency to enter/exit C3 state */

        u16 flush_size;         /* Processor's memory cache line width, in bytes */

        u16 flush_stride;       /* Number of flush strides that need to be read */

        u8 duty_offset;         /* Processor duty cycle index in processor's P_CNT reg */

        u8 duty_width;          /* Processor duty cycle value bit width in P_CNT register. */

        u8 day_alarm;           /* Index to day-of-month alarm in RTC CMOS RAM */

        u8 month_alarm;         /* Index to month-of-year alarm in RTC CMOS RAM */

        u8 century;             /* Index to century in RTC CMOS RAM */

        u16 boot_flags;         /* IA-PC Boot Architecture Flags. See Table 5-10 for description */

        u8 reserved;            /* Reserved, must be zero */

        u32 flags;              /* Miscellaneous flag bits (see below for individual flags) */

        struct acpi_generic_address reset_register;     /* 64-bit address of the Reset register */

        u8 reset_value;         /* Value to write to the reset_register port to reset the system */

        u8 reserved4[3];        /* Reserved, must be zero */

        u64 Xfacs;              /* 64-bit physical address of FACS */

        u64 Xdsdt;              /* 64-bit physical address of DSDT */

        struct acpi_generic_address xpm1a_event_block;  /* 64-bit Extended Power Mgt 1a Event Reg Blk address */

        struct acpi_generic_address xpm1b_event_block;  /* 64-bit Extended Power Mgt 1b Event Reg Blk address */

        struct acpi_generic_address xpm1a_control_block;        /* 64-bit Extended Power Mgt 1a Control Reg Blk address */

        struct acpi_generic_address xpm1b_control_block;        /* 64-bit Extended Power Mgt 1b Control Reg Blk address */

        struct acpi_generic_address xpm2_control_block; /* 64-bit Extended Power Mgt 2 Control Reg Blk address */

        struct acpi_generic_address xpm_timer_block;    /* 64-bit Extended Power Mgt Timer Ctrl Reg Blk address */

        struct acpi_generic_address xgpe0_block;        /* 64-bit Extended General Purpose Event 0 Reg Blk address */

        struct acpi_generic_address xgpe1_block;        /* 64-bit Extended General Purpose Event 1 Reg Blk address */

};

/* FADT flags */

#define ACPI_FADT_WBINVD            (1) /* 00: The wbinvd instruction works properly */

#define ACPI_FADT_WBINVD_FLUSH      (1<<1)      /* 01: The wbinvd flushes but does not invalidate */

#define ACPI_FADT_C1_SUPPORTED      (1<<2)      /* 02: All processors support C1 state */

#define ACPI_FADT_C2_MP_SUPPORTED   (1<<3)      /* 03: C2 state works on MP system */

#define ACPI_FADT_POWER_BUTTON      (1<<4)      /* 04: Power button is handled as a generic feature */

#define ACPI_FADT_SLEEP_BUTTON      (1<<5)      /* 05: Sleep button is handled as a generic feature, or  not present */

#define ACPI_FADT_FIXED_RTC         (1<<6)      /* 06: RTC wakeup stat not in fixed register space */

#define ACPI_FADT_S4_RTC_WAKE       (1<<7)      /* 07: RTC wakeup stat not possible from S4 */

#define ACPI_FADT_32BIT_TIMER       (1<<8)      /* 08: tmr_val is 32 bits 0=24-bits */

#define ACPI_FADT_DOCKING_SUPPORTED (1<<9)      /* 09: Docking supported */

#define ACPI_FADT_RESET_REGISTER    (1<<10)     /* 10: System reset via the FADT RESET_REG supported */

#define ACPI_FADT_SEALED_CASE       (1<<11)     /* 11: No internal expansion capabilities and case is sealed */

#define ACPI_FADT_HEADLESS          (1<<12)     /* 12: No local video capabilities or local input devices */

#define ACPI_FADT_SLEEP_TYPE        (1<<13)     /* 13: Must execute native instruction after writing  SLP_TYPx register */

#define ACPI_FADT_PCI_EXPRESS_WAKE  (1<<14)     /* 14: System supports PCIEXP_WAKE (STS/EN) bits (ACPI 3.0) */

#define ACPI_FADT_PLATFORM_CLOCK    (1<<15)     /* 15: OSPM should use platform-provided timer (ACPI 3.0) */

#define ACPI_FADT_S4_RTC_VALID      (1<<16)     /* 16: Contents of RTC_STS valid after S4 wake (ACPI 3.0) */

#define ACPI_FADT_REMOTE_POWER_ON   (1<<17)     /* 17: System is compatible with remote power on (ACPI 3.0) */

#define ACPI_FADT_APIC_CLUSTER      (1<<18)     /* 18: All local APICs must use cluster model (ACPI 3.0) */

#define ACPI_FADT_APIC_PHYSICAL     (1<<19)     /* 19: All local x_aPICs must use physical dest mode (ACPI 3.0) */

/*

 * FADT Prefered Power Management Profiles

 */

enum acpi_prefered_pm_profiles {

        PM_UNSPECIFIED = 0,

        PM_DESKTOP = 1,

        PM_MOBILE = 2,

        PM_WORKSTATION = 3,

        PM_ENTERPRISE_SERVER = 4,

        PM_SOHO_SERVER = 5,

        PM_APPLIANCE_PC = 6

};

/* FADT Boot Arch Flags */

#define BAF_LEGACY_DEVICES              0x0001

#define BAF_8042_KEYBOARD_CONTROLLER    0x0002

#define BAF_MSI_NOT_SUPPORTED           0x0008

#define FADT2_REVISION_ID               3

#define FADT2_MINUS_REVISION_ID         2

/* Reset to default packing */

#pragma pack()

#define ACPI_FADT_OFFSET(f)             (u8) ACPI_OFFSET (struct acpi_table_fadt, f)

/*

 * Get the remaining ACPI tables

 */

#include <acpi/actbl1.h>

#endif                          /* __ACTBL_H__ */