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Diffstat (limited to 'include/acpi/actbl.h')
| -rw-r--r-- | include/acpi/actbl.h | 354 |
1 files changed, 354 insertions, 0 deletions
diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h new file mode 100644 index 0000000..7eee731 --- /dev/null +++ b/include/acpi/actbl.h @@ -0,0 +1,354 @@ +/****************************************************************************** + * + * Name: actbl.h - Table data structures defined in ACPI specification + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2005, 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 + */ +#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; /* To make sum of struct == 0 */ + char oem_id [6]; /* OEM identification */ + u8 revision; /* Must be 0 for 1.0, 2 for 2.0 */ + u32 rsdt_physical_address; /* 32-bit physical address of RSDT */ + u32 length; /* XSDT Length in bytes including hdr */ + u64 xsdt_physical_address; /* 64-bit physical address of XSDT */ + u8 extended_checksum; /* Checksum of entire table */ + char reserved [3]; /* Reserved field must be 0 */ +}; + + +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]; /* ACPI signature (4 ASCII characters) */\ + u32 length; /* Length of table, in bytes, including header */\ + u8 revision; /* ACPI 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 */ + + +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 */ + u32 PCATcompat : 1; /* A one indicates system also has dual 8259s */ + u32 reserved1 : 31; +}; + + +/* 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 */ + +#define MPS_INTI_FLAGS \ + u16 polarity : 2; /* Polarity of APIC I/O input signals */\ + u16 trigger_mode : 2; /* Trigger mode of APIC input signals */\ + u16 reserved1 : 12; /* Reserved, must be zero */ + +#define LOCAL_APIC_FLAGS \ + u32 processor_enabled: 1; /* Processor is usable if set */\ + u32 reserved2 : 31; /* 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__ */ |
