| /****************************************************************************** | |
| * | |
| * Name: actbl.h - Table data structures defined in ACPI specification | |
| * | |
| *****************************************************************************/ | |
| /* | |
| * Copyright (C) 2000 - 2006, 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__ | |
| /* | |
| * 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. | |
| */ | |
| /* | |
| * Values for description table header signatures | |
| */ | |
| #define RSDP_NAME "RSDP" | |
| #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 FADT_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 XSDT_SIG "XSDT" /* Extended System Description Table */ | |
| #define SSDT_SIG "SSDT" /* Secondary System Description Table */ | |
| #define SBST_SIG "SBST" /* Smart Battery Specification Table */ | |
| #define SPIC_SIG "SPIC" /* IOSAPIC table */ | |
| #define BOOT_SIG "BOOT" /* Boot table */ | |
| #define GL_OWNED 0x02 /* Ownership of global lock is bit 1 */ | |
| /* | |
| * Common table types. The base code can remain | |
| * constant if the underlying tables are changed | |
| */ | |
| #define RSDT_DESCRIPTOR struct rsdt_descriptor_rev2 | |
| #define XSDT_DESCRIPTOR struct xsdt_descriptor_rev2 | |
| #define FACS_DESCRIPTOR struct facs_descriptor_rev2 | |
| #define FADT_DESCRIPTOR struct fadt_descriptor_rev2 | |
| #pragma pack(1) | |
| /* | |
| * ACPI Version-independent tables | |
| * | |
| * NOTE: The tables that are specific to ACPI versions (1.0, 2.0, etc.) | |
| * are in separate files. | |
| */ | |
| struct rsdp_descriptor { /* Root System Descriptor Pointer */ | |
| char signature[8]; /* ACPI signature, contains "RSD PTR " */ | |
| u8 checksum; /* ACPI 1.0 checksum */ | |
| char oem_id[6]; /* 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; /* XSDT Length in bytes, including header */ | |
| u64 xsdt_physical_address; /* 64-bit physical address of the XSDT */ | |
| u8 extended_checksum; /* Checksum of entire table (ACPI 2.0) */ | |
| char reserved[3]; /* Reserved, must be zero */ | |
| }; | |
| struct acpi_common_facs { /* Common FACS for internal use */ | |
| u32 *global_lock; | |
| u64 *firmware_waking_vector; | |
| u8 vector_width; | |
| }; | |
| #define ACPI_TABLE_HEADER_DEF /* ACPI common table header */ \ | |
| char signature[4]; /* 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[6]; /* ASCII OEM identification */\ | |
| char oem_table_id[8]; /* ASCII OEM table identification */\ | |
| u32 oem_revision; /* OEM revision number */\ | |
| char asl_compiler_id [4]; /* ASCII ASL compiler vendor ID */\ | |
| u32 asl_compiler_revision; /* ASL compiler version */ | |
| struct acpi_table_header { /* ACPI common table header */ | |
| ACPI_TABLE_HEADER_DEF}; | |
| /* | |
| * MADT values and structures | |
| */ | |
| /* Values for MADT PCATCompat */ | |
| #define DUAL_PIC 0 | |
| #define MULTIPLE_APIC 1 | |
| /* Master MADT */ | |
| struct multiple_apic_table { | |
| ACPI_TABLE_HEADER_DEF /* ACPI common table header */ | |
| u32 local_apic_address; /* Physical address of local APIC */ | |
| /* Flags (32 bits) */ | |
| u8 PCATcompat:1; /* 00: System also has dual 8259s */ | |
| u8:7; /* 01-07: Reserved, must be zero */ | |
| u8 reserved1[3]; /* 08-31: Reserved, must be zero */ | |
| }; | |
| /* Values for Type in APIC_HEADER_DEF */ | |
| #define APIC_PROCESSOR 0 | |
| #define APIC_IO 1 | |
| #define APIC_XRUPT_OVERRIDE 2 | |
| #define APIC_NMI 3 | |
| #define APIC_LOCAL_NMI 4 | |
| #define APIC_ADDRESS_OVERRIDE 5 | |
| #define APIC_IO_SAPIC 6 | |
| #define APIC_LOCAL_SAPIC 7 | |
| #define APIC_XRUPT_SOURCE 8 | |
| #define APIC_RESERVED 9 /* 9 and greater are reserved */ | |
| /* | |
| * MADT sub-structures (Follow MULTIPLE_APIC_DESCRIPTION_TABLE) | |
| */ | |
| #define APIC_HEADER_DEF /* Common APIC sub-structure header */\ | |
| u8 type; \ | |
| u8 length; | |
| struct apic_header { | |
| APIC_HEADER_DEF}; | |
| /* Values for MPS INTI flags */ | |
| #define POLARITY_CONFORMS 0 | |
| #define POLARITY_ACTIVE_HIGH 1 | |
| #define POLARITY_RESERVED 2 | |
| #define POLARITY_ACTIVE_LOW 3 | |
| #define TRIGGER_CONFORMS 0 | |
| #define TRIGGER_EDGE 1 | |
| #define TRIGGER_RESERVED 2 | |
| #define TRIGGER_LEVEL 3 | |
| /* Common flag definitions (16 bits each) */ | |
| #define MPS_INTI_FLAGS \ | |
| u8 polarity : 2; /* 00-01: Polarity of APIC I/O input signals */\ | |
| u8 trigger_mode : 2; /* 02-03: Trigger mode of APIC input signals */\ | |
| u8 : 4; /* 04-07: Reserved, must be zero */\ | |
| u8 reserved1; /* 08-15: Reserved, must be zero */ | |
| #define LOCAL_APIC_FLAGS \ | |
| u8 processor_enabled: 1; /* 00: Processor is usable if set */\ | |
| u8 : 7; /* 01-07: Reserved, must be zero */\ | |
| u8 reserved2; /* 08-15: Reserved, must be zero */ | |
| /* Sub-structures for MADT */ | |
| struct madt_processor_apic { | |
| APIC_HEADER_DEF u8 processor_id; /* ACPI processor id */ | |
| u8 local_apic_id; /* Processor's local APIC id */ | |
| LOCAL_APIC_FLAGS}; | |
| struct madt_io_apic { | |
| APIC_HEADER_DEF u8 io_apic_id; /* I/O APIC ID */ | |
| u8 reserved; /* Reserved - must be zero */ | |
| u32 address; /* APIC physical address */ | |
| u32 interrupt; /* Global system interrupt where INTI | |
| * lines start */ | |
| }; | |
| struct madt_interrupt_override { | |
| APIC_HEADER_DEF u8 bus; /* 0 - ISA */ | |
| u8 source; /* Interrupt source (IRQ) */ | |
| u32 interrupt; /* Global system interrupt */ | |
| MPS_INTI_FLAGS}; | |
| struct madt_nmi_source { | |
| APIC_HEADER_DEF MPS_INTI_FLAGS u32 interrupt; /* Global system interrupt */ | |
| }; | |
| struct madt_local_apic_nmi { | |
| APIC_HEADER_DEF u8 processor_id; /* ACPI processor id */ | |
| MPS_INTI_FLAGS u8 lint; /* LINTn to which NMI is connected */ | |
| }; | |
| struct madt_address_override { | |
| APIC_HEADER_DEF u16 reserved; /* Reserved, must be zero */ | |
| u64 address; /* APIC physical address */ | |
| }; | |
| struct madt_io_sapic { | |
| APIC_HEADER_DEF u8 io_sapic_id; /* I/O SAPIC ID */ | |
| u8 reserved; /* Reserved, must be zero */ | |
| u32 interrupt_base; /* Glocal interrupt for SAPIC start */ | |
| u64 address; /* SAPIC physical address */ | |
| }; | |
| struct madt_local_sapic { | |
| APIC_HEADER_DEF u8 processor_id; /* ACPI processor id */ | |
| u8 local_sapic_id; /* SAPIC ID */ | |
| u8 local_sapic_eid; /* SAPIC EID */ | |
| u8 reserved[3]; /* Reserved, must be zero */ | |
| LOCAL_APIC_FLAGS u32 processor_uID; /* Numeric UID - ACPI 3.0 */ | |
| char processor_uIDstring[1]; /* String UID - ACPI 3.0 */ | |
| }; | |
| struct madt_interrupt_source { | |
| APIC_HEADER_DEF MPS_INTI_FLAGS u8 interrupt_type; /* 1=PMI, 2=INIT, 3=corrected */ | |
| u8 processor_id; /* Processor ID */ | |
| u8 processor_eid; /* Processor EID */ | |
| u8 io_sapic_vector; /* Vector value for PMI interrupts */ | |
| u32 interrupt; /* Global system interrupt */ | |
| u32 flags; /* Interrupt Source Flags */ | |
| }; | |
| /* | |
| * Smart Battery | |
| */ | |
| struct smart_battery_table { | |
| ACPI_TABLE_HEADER_DEF u32 warning_level; | |
| u32 low_level; | |
| u32 critical_level; | |
| }; | |
| #pragma pack() | |
| /* | |
| * 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 struct acpi_table_support */ | |
| #define ACPI_TABLE_SINGLE 0x00 | |
| #define ACPI_TABLE_MULTIPLE 0x01 | |
| #define ACPI_TABLE_EXECUTABLE 0x02 | |
| #define ACPI_TABLE_ROOT 0x00 | |
| #define ACPI_TABLE_PRIMARY 0x10 | |
| #define ACPI_TABLE_SECONDARY 0x20 | |
| #define ACPI_TABLE_ALL 0x30 | |
| #define ACPI_TABLE_TYPE_MASK 0x30 | |
| /* Data about each known table type */ | |
| struct acpi_table_support { | |
| char *name; | |
| char *signature; | |
| void **global_ptr; | |
| u8 sig_length; | |
| u8 flags; | |
| }; | |
| /* | |
| * Get the ACPI version-specific tables | |
| */ | |
| #include "actbl1.h" /* Acpi 1.0 table definitions */ | |
| #include "actbl2.h" /* Acpi 2.0 table definitions */ | |
| extern u8 acpi_fadt_is_v1; /* is set to 1 if FADT is revision 1, | |
| * needed for certain workarounds */ | |
| #pragma pack(1) | |
| /* | |
| * High performance timer | |
| */ | |
| struct hpet_table { | |
| ACPI_TABLE_HEADER_DEF u32 hardware_id; | |
| struct acpi_generic_address base_address; | |
| u8 hpet_number; | |
| u16 clock_tick; | |
| u8 attributes; | |
| }; | |
| #pragma pack() | |
| #endif /* __ACTBL_H__ */ |