X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Facpi%2Factbl.h;h=ed53f842dad48fe95785dc700b2d9960d5292667;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=7eee731112b18f68ea944cc6b57b494e148899b9;hpb=cee37fe97739d85991964371c1f3a745c00dd236;p=linux-2.6.git diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h index 7eee73111..ed53f842d 100644 --- a/include/acpi/actbl.h +++ b/include/acpi/actbl.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2005, R. Byron Moore + * Copyright (C) 2000 - 2006, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,27 +44,30 @@ #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 */ - +#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 @@ -75,7 +78,6 @@ #define FACS_DESCRIPTOR struct facs_descriptor_rev2 #define FADT_DESCRIPTOR struct fadt_descriptor_rev2 - #pragma pack(1) /* @@ -84,45 +86,37 @@ * 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 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; +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 */\ + 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]; /* OEM identification */\ - char oem_table_id [8]; /* OEM table identification */\ + 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]; /* ASL compiler vendor ID */\ - u32 asl_compiler_revision; /* ASL compiler revision number */ - - -struct acpi_table_header /* ACPI common table header */ -{ - ACPI_TABLE_HEADER_DEF -}; + 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 @@ -133,17 +127,18 @@ struct acpi_table_header /* ACPI common table header */ #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; -}; +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 */ @@ -156,7 +151,7 @@ struct multiple_apic_table #define APIC_IO_SAPIC 6 #define APIC_LOCAL_SAPIC 7 #define APIC_XRUPT_SOURCE 8 -#define APIC_RESERVED 9 /* 9 and greater are reserved */ +#define APIC_RESERVED 9 /* 9 and greater are reserved */ /* * MADT sub-structures (Follow MULTIPLE_APIC_DESCRIPTION_TABLE) @@ -165,10 +160,8 @@ struct multiple_apic_table u8 type; \ u8 length; -struct apic_header -{ - APIC_HEADER_DEF -}; +struct apic_header { +APIC_HEADER_DEF}; /* Values for MPS INTI flags */ @@ -182,117 +175,90 @@ struct apic_header #define TRIGGER_RESERVED 2 #define TRIGGER_LEVEL 3 -/* Common flag definitions */ +/* Common flag definitions (16 bits each) */ #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 */ + 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 \ - u32 processor_enabled: 1; /* Processor is usable if set */\ - u32 reserved2 : 31; /* Reserved, must be zero */ + 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_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_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_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_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_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_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_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_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 */ }; -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; +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 @@ -316,39 +282,35 @@ struct smart_battery_table /* Data about each known table type */ -struct acpi_table_support -{ - char *name; - char *signature; - void **global_ptr; - u8 sig_length; - u8 flags; +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 */ +#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 */ +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; +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__ */ +#endif /* __ACTBL_H__ */