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| /** @file
| BGRT table parser
|
| Copyright (c) 2017 - 2018, ARM Limited. All rights reserved.
| SPDX-License-Identifier: BSD-2-Clause-Patent
|
| @par Reference(s):
| - ACPI 6.2 Specification - Errata A, September 2017
| **/
|
| #include <IndustryStandard/Acpi.h>
| #include <Library/UefiLib.h>
| #include "AcpiParser.h"
| #include "AcpiTableParser.h"
|
| // Local variables
| STATIC ACPI_DESCRIPTION_HEADER_INFO AcpiHdrInfo;
|
| /**
| An ACPI_PARSER array describing the ACPI BDRT Table.
| **/
| STATIC CONST ACPI_PARSER BgrtParser[] = {
| PARSE_ACPI_HEADER (&AcpiHdrInfo),
| {L"Version", 2, 36, L"0x%x", NULL, NULL, NULL, NULL},
| {L"Status", 1, 38, L"0x%x", NULL, NULL, NULL, NULL},
| {L"Image Type", 1, 39, L"0x%x", NULL, NULL, NULL, NULL},
| {L"Image Address", 8, 40, L"0x%lx", NULL, NULL, NULL, NULL},
| {L"Image Offset X", 4, 48, L"%d", NULL, NULL, NULL, NULL},
| {L"Image Offset Y", 4, 52, L"%d", NULL, NULL, NULL, NULL}
| };
|
| /**
| This function parses the ACPI BGRT table.
| When trace is enabled this function parses the BGRT 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
| ParseAcpiBgrt (
| IN BOOLEAN Trace,
| IN UINT8* Ptr,
| IN UINT32 AcpiTableLength,
| IN UINT8 AcpiTableRevision
| )
| {
| if (!Trace) {
| return;
| }
|
| ParseAcpi (
| Trace,
| 0,
| "BGRT",
| Ptr,
| AcpiTableLength,
| PARSER_PARAMS (BgrtParser)
| );
| }
|
|
