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| /** @file
| FACS table parser
|
| Copyright (c) 2019, ARM Limited. All rights reserved.
| SPDX-License-Identifier: BSD-2-Clause-Patent
|
| @par Reference(s):
| - ACPI 6.3 Specification - January 2019
| **/
|
| #include <IndustryStandard/Acpi.h>
| #include <Library/UefiLib.h>
| #include "AcpiParser.h"
| #include "AcpiTableParser.h"
|
| /**
| An ACPI_PARSER array describing the ACPI FACS Table.
| **/
| STATIC CONST ACPI_PARSER FacsParser[] = {
| {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}
| };
|
| /**
| 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.
|
| @param [in] Trace If TRUE, trace the ACPI fields.
| @param [in] Ptr Pointer to the start of the buffer.
| @param [in] AcpiTableLength Length of the ACPI table.
| @param [in] AcpiTableRevision Revision of the ACPI table.
| **/
| VOID
| EFIAPI
| ParseAcpiFacs (
| IN BOOLEAN Trace,
| IN UINT8* Ptr,
| IN UINT32 AcpiTableLength,
| IN UINT8 AcpiTableRevision
| )
| {
| if (!Trace) {
| return;
| }
|
| ParseAcpi (
| Trace,
| 0,
| "FACS",
| Ptr,
| AcpiTableLength,
| PARSER_PARAMS (FacsParser)
| );
| }
|
|
