OcAcpiLib.h File Reference

#include <IndustryStandard/Acpi62.h>
#include <Protocol/SimpleFileSystem.h>

Go to the source code of this file.

Data Structures
struct	OC_ACPI_6_2_ROOT_SYSTEM_DESCRIPTION_TABLE
struct	OC_ACPI_6_2_EXTENDED_SYSTEM_DESCRIPTION_TABLE
struct	OC_ACPI_REGION
struct	OC_ACPI_CONTEXT
struct	OC_ACPI_PATCH

Macros
#define	OC_ACPI_NAME_SIZE   4

Functions
EFI_STATUS	AcpiInitContext (IN OUT OC_ACPI_CONTEXT *Context)
VOID	AcpiFreeContext (IN OUT OC_ACPI_CONTEXT *Context)
EFI_STATUS	AcpiApplyContext (IN OUT OC_ACPI_CONTEXT *Context)
EFI_STATUS	AcpiDeleteTable (IN OUT OC_ACPI_CONTEXT *Context, IN UINT32 Signature, IN UINT32 Length, IN UINT64 OemTableId, IN BOOLEAN All)
EFI_STATUS	AcpiInsertTable (IN OUT OC_ACPI_CONTEXT *Context, IN CONST UINT8 *Data, IN UINT32 Length)
VOID	AcpiNormalizeHeaders (IN OUT OC_ACPI_CONTEXT *Context)
EFI_STATUS	AcpiApplyPatch (IN OUT OC_ACPI_CONTEXT *Context, IN OC_ACPI_PATCH *Patch)
EFI_STATUS	AcpiLoadRegions (IN OUT OC_ACPI_CONTEXT *Context)
VOID	AcpiRelocateRegions (IN OUT OC_ACPI_CONTEXT *Context)
EFI_STATUS	AcpiFadtEnableReset (IN OUT OC_ACPI_CONTEXT *Context)
VOID	AcpiResetLogoStatus (IN OUT OC_ACPI_CONTEXT *Context)
VOID	AcpiSyncTableIds (IN OUT OC_ACPI_CONTEXT *Context)
VOID	AcpiHandleHardwareSignature (IN OUT OC_ACPI_CONTEXT *Context, IN BOOLEAN Reset)
EFI_STATUS	AcpiDumpTables (IN EFI_FILE_PROTOCOL *Root)
EFI_STATUS	AcpiFindEntryInMemory (IN UINT8 *Table, IN CONST CHAR8 *PathString, IN UINT8 Entry, OUT UINT32 *Offset, IN UINT32 TableLength OPTIONAL)

Detailed Description

Copyright (C) 2016, The HermitCrabs Lab. All rights reserved.

All rights reserved.

This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at http://opensource.org/licenses/bsd-license.php

THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

Definition in file OcAcpiLib.h.

Macro Definition Documentation

OC_ACPI_NAME_SIZE

#define OC_ACPI_NAME_SIZE   4

Definition at line 21 of file OcAcpiLib.h.

Function Documentation

AcpiApplyContext()

EFI_STATUS AcpiApplyContext

(

IN OUT OC_ACPI_CONTEXT *

Context

)

Apply ACPI context to this system.

Parameters

[in,out]

Context

ACPI library context.

Definition at line 900 of file OcAcpiLib.c.

AcpiApplyPatch()

EFI_STATUS AcpiApplyPatch	(	IN OUT OC_ACPI_CONTEXT *	Context,
		IN OC_ACPI_PATCH *	Patch )

Patch ACPI tables.

Parameters

[in,out]	Context	ACPI library context.
[in]	Patch	ACPI patch.

Definition at line 1247 of file OcAcpiLib.c.

AcpiDeleteTable()

EFI_STATUS AcpiDeleteTable	(	IN OUT OC_ACPI_CONTEXT *	Context,
		IN UINT32	Signature,
		IN UINT32	Length,
		IN UINT64	OemTableId,
		IN BOOLEAN	All )

Delete one ACPI table.

Parameters

[in,out]	Context	ACPI library context.
[in]	Signature	Table signature or 0.
[in]	Length	Table length or 0.
[in]	OemTableId	Table Id or 0.
[in]	All	Delete all tables or first matched.

Definition at line 1015 of file OcAcpiLib.c.

AcpiDumpTables()

EFI_STATUS AcpiDumpTables

(

IN EFI_FILE_PROTOCOL *

Root

)

Dump ACPI tables to the specified directory.

Parameters

[in]

Root

Directory to write tables.

Definition at line 102 of file AcpiDump.c.

AcpiFadtEnableReset()

EFI_STATUS AcpiFadtEnableReset

(

IN OUT OC_ACPI_CONTEXT *

Context

)

Upgrade FADT to support reset register needed on very old legacy hardware.

Parameters

[in,out]

Context

ACPI library context.

Returns

EFI_SUCCESS if successful or not needed.

Definition at line 1510 of file OcAcpiLib.c.

AcpiFindEntryInMemory()

EFI_STATUS AcpiFindEntryInMemory	(	IN UINT8 *	Table,
		IN CONST CHAR8 *	PathString,
		IN UINT8	Entry,
		OUT UINT32 *	Offset,
		IN UINT32 TableLength	OPTIONAL )

Finds offset of required entry in ACPI table in case it exists.

Parameters

[in]	Table	Pointer to start of ACPI table.
[in]	PathString	Path to entry which must be found.
[in]	Entry	Number of entry which must be found.
[out]	Offset	Offset of the entry if it was found.
[out]	TableLength	Length of ACPI table.

Return values

EFI_SUCCESS	Required entry was found.
EFI_NOT_FOUND	Required entry was not found.
EFI_DEVICE_ERROR	Error occured during parsing ACPI table.
EFI_OUT_OF_RESOURCES	Nesting limit has been reached.
EFI_INVALID_PARAMETER	Got wrong path to the entry.

Definition at line 2021 of file AcpiParser.c.

AcpiFreeContext()

VOID AcpiFreeContext

(

IN OUT OC_ACPI_CONTEXT *

Context

)

Free ACPI context dynamic resources.

Parameters

[in,out]

Context

ACPI library context.

Definition at line 884 of file OcAcpiLib.c.

AcpiHandleHardwareSignature()

VOID AcpiHandleHardwareSignature	(	IN OUT OC_ACPI_CONTEXT *	Context,
		IN BOOLEAN	Reset )

Log and reset FACS hardware signature.

Parameters

[in,out]	Context	ACPI library context.
[in]	Reset	Perform reset.

Definition at line 1700 of file OcAcpiLib.c.

AcpiInitContext()

EFI_STATUS AcpiInitContext

(

IN OUT OC_ACPI_CONTEXT *

Context

)

Find ACPI System Tables for later table configuration.

Parameters

[in,out]

Context

ACPI library context.

Returns

EFI_SUCCESS when Rsdp and Xsdt or Rsdt are found.

Definition at line 738 of file OcAcpiLib.c.

AcpiInsertTable()

EFI_STATUS AcpiInsertTable	(	IN OUT OC_ACPI_CONTEXT *	Context,
		IN CONST UINT8 *	Data,
		IN UINT32	Length )

Install one ACPI table. For DSDT this performs table replacement.

Parameters

[in,out]	Context	ACPI library context.
[in]	Data	Table data.
[in]	Length	Table length.

Definition at line 1082 of file OcAcpiLib.c.

AcpiLoadRegions()

EFI_STATUS AcpiLoadRegions

(

IN OUT OC_ACPI_CONTEXT *

Context

)

Try to load ACPI regions.

Parameters

[in,out]

Context

ACPI library context.

Definition at line 1421 of file OcAcpiLib.c.

AcpiNormalizeHeaders()

VOID AcpiNormalizeHeaders

(

IN OUT OC_ACPI_CONTEXT *

Context

)

Normalise ACPI headers to contain 7-bit ASCII.

Parameters

[in,out]

Context

ACPI library context.

Definition at line 1164 of file OcAcpiLib.c.

AcpiRelocateRegions()

VOID AcpiRelocateRegions

(

IN OUT OC_ACPI_CONTEXT *

Context

)

Attempt to relocate ACPI regions based on loaded ones.

Parameters

[in,out]

Context

ACPI library context.

Definition at line 1465 of file OcAcpiLib.c.

AcpiResetLogoStatus()

VOID AcpiResetLogoStatus

(

IN OUT OC_ACPI_CONTEXT *

Context

)

Reset BGRT Displayed status.

Parameters

[in,out]

Context

ACPI library context.

Definition at line 1596 of file OcAcpiLib.c.

AcpiSyncTableIds()

VOID AcpiSyncTableIds

(

IN OUT OC_ACPI_CONTEXT *

Context

)

Sync ACPI table identifiers with SLIC.

Parameters

[in,out]

Context

ACPI library context.

Definition at line 1640 of file OcAcpiLib.c.