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/******************************************************************************
*
* Name: actbl.h - Table data structures defined in ACPI specification
* $Revision: 34 $
*
*****************************************************************************/
/*
* Copyright (C) 2000 R. Byron Moore
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __ACTBL_H__
#define __ACTBL_H__
/*
* Values for description table header signatures
*/
#define RSDP_SIG "RSD PTR " /* RSDT Pointer signature */
#define APIC_SIG "APIC" /* Multiple APIC Description Table */
#define DSDT_SIG "DSDT" /* Differentiated System Description Table */
#define FACP_SIG "FACP" /* Fixed ACPI Description Table */
#define FACS_SIG "FACS" /* Firmware ACPI Control Structure */
#define PSDT_SIG "PSDT" /* Persistent System Description Table */
#define RSDT_SIG "RSDT" /* Root System Description Table */
#define SSDT_SIG "SSDT" /* Secondary System Description Table */
#define SBST_SIG "SBST" /* Smart Battery Specification Table */
#define BOOT_SIG "BOOT" /* Boot table */
#define GL_OWNED 0x02 /* Ownership of global lock is bit 1 */
/* values of Mapic.Model */
#define DUAL_PIC 0
#define MULTIPLE_APIC 1
/* values of Type in APIC_HEADER */
#define APIC_PROC 0
#define APIC_IO 1
/*
* Architecture-independent tables
* The architecture dependent tables are in separate files
*/
typedef struct /* Root System Descriptor Pointer */
{
NATIVE_CHAR signature [8]; /* contains "RSD PTR " */
u8 checksum; /* to make sum of struct == 0 */
NATIVE_CHAR oem_id [6]; /* OEM identification */
u8 reserved; /* reserved - must be zero */
u32 rsdt_physical_address; /* physical address of RSDT */
} ROOT_SYSTEM_DESCRIPTOR_POINTER;
typedef struct /* ACPI common table header */
{
NATIVE_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 */
NATIVE_CHAR oem_id [6]; /* OEM identification */
NATIVE_CHAR oem_table_id [8]; /* OEM table identification */
u32 oem_revision; /* OEM revision number */
NATIVE_CHAR asl_compiler_id [4]; /* ASL compiler vendor ID */
u32 asl_compiler_revision; /* ASL compiler revision number */
} ACPI_TABLE_HEADER;
typedef struct /* APIC Table */
{
ACPI_TABLE_HEADER header; /* table header */
u32 local_apic_address; /* Physical address for accessing local APICs */
u32 PCATcompat : 1; /* a one indicates system also has dual 8259s */
u32 reserved1 : 31;
} APIC_TABLE;
typedef struct /* APIC Header */
{
u8 type; /* APIC type. Either APIC_PROC or APIC_IO */
u8 length; /* Length of APIC structure */
} APIC_HEADER;
typedef struct /* Processor APIC */
{
APIC_HEADER header;
u8 processor_apic_id; /* ACPI processor id */
u8 local_apic_id; /* processor's local APIC id */
u32 processor_enabled: 1; /* Processor is usable if set */
u32 reserved1 : 32;
} PROCESSOR_APIC;
typedef struct /* IO APIC */
{
APIC_HEADER header;
u8 io_apic_id; /* I/O APIC ID */
u8 reserved; /* reserved - must be zero */
u32 io_apic_address; /* APIC's physical address */
u32 vector; /* interrupt vector index where INTI
* lines start */
} IO_APIC;
/*
** IA64 TODO: Add SAPIC Tables
*/
/*
** IA64 TODO: Modify Smart Battery Description to comply with ACPI IA64
** extensions.
*/
typedef struct /* Smart Battery Description Table */
{
ACPI_TABLE_HEADER header;
u32 warning_level;
u32 low_level;
u32 critical_level;
} SMART_BATTERY_DESCRIPTION_TABLE;
/*
* ACPI Table information. We save the table address, length,
* and type of memory allocation (mapped or allocated) for each
* table for 1) when we exit, and 2) if a new table is installed
*/
#define ACPI_MEM_NOT_ALLOCATED 0
#define ACPI_MEM_ALLOCATED 1
#define ACPI_MEM_MAPPED 2
/* Definitions for the Flags bitfield member of ACPI_TABLE_SUPPORT */
#define ACPI_TABLE_SINGLE 0
#define ACPI_TABLE_MULTIPLE 1
/* Data about each known table type */
typedef struct _acpi_table_support
{
NATIVE_CHAR *name;
NATIVE_CHAR *signature;
u8 sig_length;
u8 flags;
u16 status;
void **global_ptr;
} ACPI_TABLE_SUPPORT;
/*
* Get the architecture-specific tables
*/
#ifdef IA64
#include "actbl64.h"
#else
#include "actbl32.h"
#endif
#endif /* __ACTBL_H__ */
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