FacsParser.c File Reference

#include <IndustryStandard/Acpi.h>
#include <Library/UefiLib.h>
#include "AcpiParser.h"
#include "AcpiTableParser.h"

Go to the source code of this file.

Functions
VOID EFIAPI	ParseAcpiFacs (IN BOOLEAN Trace, IN UINT8 *Ptr, IN UINT32 AcpiTableLength, IN UINT8 AcpiTableRevision)

Variables
STATIC CONST ACPI_PARSER	FacsParser []

Detailed Description

FACS table parser

Copyright (c) 2019, ARM Limited. All rights reserved. SPDX-License-Identifier: BSD-2-Clause-Patent

Reference(s):

• ACPI 6.3 Specification - January 2019

Definition in file FacsParser.c.

Function Documentation

ParseAcpiFacs()

VOID EFIAPI ParseAcpiFacs	(	IN BOOLEAN	Trace,
		IN UINT8 *	Ptr,
		IN UINT32	AcpiTableLength,
		IN UINT8	AcpiTableRevision
	)

This function parses the ACPI FACS table. When trace is enabled this function parses the FACS table and traces the ACPI table fields.

This function also performs validation of the ACPI table fields.

Parameters

[in]	Trace	If TRUE, trace the ACPI fields.
[in]	Ptr	Pointer to the start of the buffer.
[in]	AcpiTableLength	Length of the ACPI table.
[in]	AcpiTableRevision	Revision of the ACPI table.

Definition at line 52 of file FacsParser.c.

Variable Documentation

FacsParser

STATIC CONST ACPI_PARSER FacsParser[]

Initial value:

= {
  { L"Signature",                 4, 0,  L"%c%c%c%c",                Dump4Chars, NULL, NULL, NULL },
  { L"Length",                    4, 4,  L"%d",                      NULL,       NULL, NULL, NULL },
  { L"Hardware Signature",        4, 8,  L"0x%x",                    NULL,       NULL, NULL, NULL },
  { L"Firmware Waking Vector",    4, 12, L"0x%x",                    NULL,       NULL, NULL, NULL },
  { L"Global Lock",               4, 16, L"0x%x",                    NULL,       NULL, NULL, NULL },
  { L"Flags",                     4, 20, L"0x%x",                    NULL,       NULL, NULL, NULL },
  { L"X Firmware Walking Vector", 8, 24, L"0x%lx",                   NULL,       NULL, NULL, NULL },
  { L"Version",                   1, 32, L"%d",                      NULL,       NULL, NULL, NULL },
  { L"Reserved",                  3, 33, L"%x %x %x",                Dump3Chars, NULL, NULL, NULL },
  { L"OSPM Flags",                4, 36, L"0x%x",                    NULL,       NULL, NULL, NULL },
  { L"Reserved",                  8, 40, L"%x %x %x %x %x %x %x %x", Dump8Chars, NULL, NULL,
    NULL },
  { L"Reserved",                  8, 48, L"%x %x %x %x %x %x %x %x", Dump8Chars, NULL, NULL,
    NULL },
  { L"Reserved",                  8, 56, L"%x %x %x %x %x %x %x %x", Dump8Chars, NULL, NULL,
    NULL }
}

An ACPI_PARSER array describing the ACPI FACS Table.

Definition at line 19 of file FacsParser.c.