Intel Advanced Configuration and Power Interface (ACPI). More...

#include <IntelACPI.h>

Inheritance diagram for IntelACPI:

Data Structures
struct	ExtendedSystemTable
	Extended System Descriptor Table (XSDT) More...

struct	MultipleAPICTable
	Multiple APIC Description Table (MADT). More...

struct	MultipleAPICTableEntry
	Multiple APIC Description Table (MADT) entry. More...

struct	MultipleAPICTableProc
	Multiple APIC Description Table (MADT) processor entry. More...

struct	RootSystemDescriptor1
	Root System Description Pointer (ACPI v1.0). More...

struct	RootSystemDescriptor2
	Root System Description Pointer (ACPI v2.0) More...

struct	RootSystemTable
	Root System Descriptor Table (RSDT) More...

struct	SystemDescriptorHeader
	System Descriptor Header (ACPI v3.0) More...

Public Member Functions
	IntelACPI ()
	Constructor. More...

virtual Result	initialize ()
	Initialize the ACPI. More...

virtual Result	discover ()
	Discover processors. More...

virtual Result	boot (CoreInfo *info)
	Boot a processor. More...

Public Member Functions inherited from CoreManager
	CoreManager ()
	Constructor. More...

List< uint > &	getCores ()
	Get list of core identities. More...

Private Types
enum	Registers
	Hardware registers. More...

Private Member Functions
struct IntelACPI::RootSystemDescriptor1	__attribute__ ((packed)) RootSystemDescriptor1
	Root System Description Pointer (ACPI v1.0). More...

struct IntelACPI::RootSystemDescriptor2	__attribute__ ((packed)) RootSystemDescriptor2
	Root System Description Pointer (ACPI v2.0) More...

struct IntelACPI::SystemDescriptorHeader	__attribute__ ((packed)) SystemDescriptorHeader
	System Descriptor Header (ACPI v3.0) More...

struct IntelACPI::RootSystemTable	__attribute__ ((packed)) RootSystemTable
	Root System Descriptor Table (RSDT) More...

struct IntelACPI::ExtendedSystemTable	__attribute__ ((packed)) ExtendedSystemTable
	Extended System Descriptor Table (XSDT) More...

struct IntelACPI::MultipleAPICTableEntry	__attribute__ ((packed)) MultipleAPICTableEntry
	Multiple APIC Description Table (MADT) entry. More...

struct IntelACPI::MultipleAPICTableProc	__attribute__ ((packed)) MultipleAPICTableProc
	Multiple APIC Description Table (MADT) processor entry. More...

struct IntelACPI::MultipleAPICTable	__attribute__ ((packed)) MultipleAPICTable
	Multiple APIC Description Table (MADT). More...

Result	scanAPIC (MultipleAPICTable *madt)
	Scan for cores in the APIC tables. More...

Private Attributes
enum IntelACPI::Registers	__attribute__

IntelIO	m_bios
	I/O object for searching the RootSystemDescriptor. More...

IntelIO	m_rootIO
	Root/Extended SDT table I/O object. More...

Static Private Attributes
static const uint	RSDBase = 0x1000
	Memory base address for searching the RootSystemDescriptor. More...

static const uint	RSDSize = MegaByte(1) - 0x1000
	Size of the memory region for searching the RootSystemDescriptor. More...

static const uint	RootSystemSignature1 = 0x20445352
	Signature to detect a valid RootSystemDescriptor (part 1). More...

static const uint	RootSystemSignature2 = 0x20525450
	Signature to detect a valid RootSystemDescriptor (part 2). More...

static const u32	RootSystemTableSignature = 0x54445352
	Signature for the Root System Descriptor Table (RSDT). More...

static const u32	ExtendedSystemTableSignature = 0x54445358
	Signature for the Extended System Descriptor Table (XSDT). More...

static const u32	MultipleAPICTableSignature = 0x43495041
	Signature for the Multiple APIC Descriptor Table (MADT). More...

Additional Inherited Members
Public Types inherited from CoreManager
enum	Result { Success, IOError, NotFound, InvalidArgument }
	Result codes. More...

Protected Attributes inherited from CoreManager
List< uint >	m_cores
	List of core ids found. More...

Detailed Description

Intel Advanced Configuration and Power Interface (ACPI).

Definition at line 39 of file IntelACPI.h.

Member Enumeration Documentation

◆ Registers

enum IntelACPI::Registers

private

Hardware registers.

Definition at line 164 of file IntelACPI.h.

Constructor & Destructor Documentation

◆ IntelACPI()

IntelACPI::IntelACPI ( )

Constructor.

Definition at line 22 of file IntelACPI.cpp.

References m_bios, IO::map(), RSDBase, and RSDSize.

Member Function Documentation

◆ attribute() [1/8]

struct IntelACPI::ExtendedSystemTable IntelACPI::__attribute__ ( (packed) )

private

Extended System Descriptor Table (XSDT)

◆ attribute() [2/8]

struct IntelACPI::MultipleAPICTable IntelACPI::__attribute__ ( (packed) )

private

Multiple APIC Description Table (MADT).

◆ attribute() [3/8]

struct IntelACPI::MultipleAPICTableEntry IntelACPI::__attribute__ ( (packed) )

private

Multiple APIC Description Table (MADT) entry.

◆ attribute() [4/8]

struct IntelACPI::MultipleAPICTableProc IntelACPI::__attribute__ ( (packed) )

private

Multiple APIC Description Table (MADT) processor entry.

◆ attribute() [5/8]

struct IntelACPI::RootSystemDescriptor1 IntelACPI::__attribute__ ( (packed) )

private

Root System Description Pointer (ACPI v1.0).

◆ attribute() [6/8]

struct IntelACPI::RootSystemDescriptor2 IntelACPI::__attribute__ ( (packed) )

private

Root System Description Pointer (ACPI v2.0)

◆ attribute() [7/8]

struct IntelACPI::RootSystemTable IntelACPI::__attribute__ ( (packed) )

private

Root System Descriptor Table (RSDT)

◆ attribute() [8/8]

struct IntelACPI::SystemDescriptorHeader IntelACPI::__attribute__ ( (packed) )

private

System Descriptor Header (ACPI v3.0)

◆ boot()

IntelACPI::Result IntelACPI::boot ( CoreInfo * info )

virtual

Boot a processor.

Parameters

info	CoreInfo object pointer.

Returns: Result code.

Implements CoreManager.

Definition at line 148 of file IntelACPI.cpp.

References CoreManager::IOError.

◆ discover()

IntelACPI::Result IntelACPI::discover ( )

virtual

Discover processors.

Returns: Result code.

Implements CoreManager.

Definition at line 97 of file IntelACPI.cpp.

References List< T >::clear(), DEBUG, IntelACPI::RootSystemTable::entry, IntelACPI::ExtendedSystemTable::entry, ExtendedSystemTableSignature, IO::getBase(), IntelACPI::RootSystemTable::header, IntelACPI::ExtendedSystemTable::header, IntelACPI::SystemDescriptorHeader::length, CoreManager::m_cores, m_rootIO, IO::map(), MultipleAPICTableSignature, PAGESIZE, RootSystemTableSignature, scanAPIC(), IntelACPI::SystemDescriptorHeader::signature, CoreManager::Success, and IO::unmap().

Referenced by IntelCoreServer::discoverCores().

◆ initialize()

IntelACPI::Result IntelACPI::initialize ( )

virtual

Initialize the ACPI.

Returns: Result code.

Implements CoreManager.

Definition at line 27 of file IntelACPI.cpp.

References DEBUG, IO::getBase(), m_bios, m_rootIO, IO::map(), CoreManager::NotFound, NOTICE, PAGESIZE, IntelACPI::RootSystemDescriptor1::revision, RootSystemSignature1, RootSystemSignature2, RSDSize, IntelACPI::RootSystemDescriptor1::rsdtAddress, IntelACPI::RootSystemDescriptor1::signature, CoreManager::Success, IntelACPI::RootSystemDescriptor2::xsdtAddress, and ZERO.

Referenced by IntelCoreServer::discoverCores().

◆ scanAPIC()

IntelACPI::Result IntelACPI::scanAPIC ( MultipleAPICTable * madt )

private

Scan for cores in the APIC tables.

Returns: Result code.

Definition at line 66 of file IntelACPI.cpp.

References IntelACPI::MultipleAPICTableProc::apicId, List< T >::append(), DEBUG, entry, IntelACPI::MultipleAPICTable::entry, IntelACPI::MultipleAPICTable::header, IntelACPI::SystemDescriptorHeader::length, CoreManager::m_cores, and CoreManager::Success.

Referenced by discover().

Field Documentation

◆ attribute

enum IntelACPI::Registers IntelACPI::__attribute__

private

◆ ExtendedSystemTableSignature

const u32 IntelACPI::ExtendedSystemTableSignature = 0x54445358

staticprivate

Signature for the Extended System Descriptor Table (XSDT).

Definition at line 59 of file IntelACPI.h.

Referenced by discover().

◆ m_bios

IntelIO IntelACPI::m_bios

private

I/O object for searching the RootSystemDescriptor.

Definition at line 210 of file IntelACPI.h.

Referenced by initialize(), and IntelACPI().

◆ m_rootIO

IntelIO IntelACPI::m_rootIO

private

Root/Extended SDT table I/O object.

Definition at line 213 of file IntelACPI.h.

Referenced by discover(), and initialize().

◆ MultipleAPICTableSignature

const u32 IntelACPI::MultipleAPICTableSignature = 0x43495041

staticprivate

Signature for the Multiple APIC Descriptor Table (MADT).

Definition at line 62 of file IntelACPI.h.

Referenced by discover().

◆ RootSystemSignature1

const uint IntelACPI::RootSystemSignature1 = 0x20445352

staticprivate

Signature to detect a valid RootSystemDescriptor (part 1).

Definition at line 50 of file IntelACPI.h.

Referenced by initialize().

◆ RootSystemSignature2

const uint IntelACPI::RootSystemSignature2 = 0x20525450

staticprivate

Signature to detect a valid RootSystemDescriptor (part 2).

Definition at line 53 of file IntelACPI.h.

Referenced by initialize().

◆ RootSystemTableSignature

const u32 IntelACPI::RootSystemTableSignature = 0x54445352

staticprivate

Signature for the Root System Descriptor Table (RSDT).

Definition at line 56 of file IntelACPI.h.

Referenced by discover().

◆ RSDBase

const uint IntelACPI::RSDBase = 0x1000

staticprivate

Memory base address for searching the RootSystemDescriptor.

Definition at line 44 of file IntelACPI.h.

Referenced by IntelACPI().

◆ RSDSize

const uint IntelACPI::RSDSize = MegaByte(1) - 0x1000

staticprivate

Size of the memory region for searching the RootSystemDescriptor.

Definition at line 47 of file IntelACPI.h.

Referenced by initialize(), and IntelACPI().

The documentation for this class was generated from the following files:

lib/libarch/intel/IntelACPI.h
lib/libarch/intel/IntelACPI.cpp

Data Structures

Public Member Functions

Private Types

Private Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ Registers

Constructor & Destructor Documentation

◆ IntelACPI()

Member Function Documentation

◆ __attribute__() [1/8]

◆ __attribute__() [2/8]

◆ __attribute__() [3/8]

◆ __attribute__() [4/8]

◆ __attribute__() [5/8]

◆ __attribute__() [6/8]

◆ __attribute__() [7/8]

◆ __attribute__() [8/8]

◆ boot()

◆ discover()

◆ initialize()

◆ scanAPIC()

Field Documentation

◆ __attribute__

◆ ExtendedSystemTableSignature

◆ m_bios

◆ m_rootIO

◆ MultipleAPICTableSignature

◆ RootSystemSignature1

◆ RootSystemSignature2

◆ RootSystemTableSignature

◆ RSDBase

◆ RSDSize

◆ attribute() [1/8]

◆ attribute() [2/8]

◆ attribute() [3/8]

◆ attribute() [4/8]

◆ attribute() [5/8]

◆ attribute() [6/8]

◆ attribute() [7/8]

◆ attribute() [8/8]

◆ attribute