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1 | /** @file\r |
2 | FACS table parser\r | |
3 | \r | |
4 | Copyright (c) 2019, ARM Limited. All rights reserved.\r | |
5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
6 | \r | |
7 | @par Reference(s):\r | |
8 | - ACPI 6.3 Specification - January 2019\r | |
9 | **/\r | |
10 | \r | |
11 | #include <IndustryStandard/Acpi.h>\r | |
12 | #include <Library/UefiLib.h>\r | |
13 | #include "AcpiParser.h"\r | |
14 | #include "AcpiTableParser.h"\r | |
15 | \r | |
16 | /**\r | |
17 | An ACPI_PARSER array describing the ACPI FACS Table.\r | |
18 | **/\r | |
47d20b54 MK |
19 | STATIC CONST ACPI_PARSER FacsParser[] = {\r |
20 | { L"Signature", 4, 0, L"%c%c%c%c", Dump4Chars, NULL, NULL, NULL },\r | |
21 | { L"Length", 4, 4, L"%d", NULL, NULL, NULL, NULL },\r | |
22 | { L"Hardware Signature", 4, 8, L"0x%x", NULL, NULL, NULL, NULL },\r | |
23 | { L"Firmware Waking Vector", 4, 12, L"0x%x", NULL, NULL, NULL, NULL },\r | |
24 | { L"Global Lock", 4, 16, L"0x%x", NULL, NULL, NULL, NULL },\r | |
25 | { L"Flags", 4, 20, L"0x%x", NULL, NULL, NULL, NULL },\r | |
26 | { L"X Firmware Walking Vector", 8, 24, L"0x%lx", NULL, NULL, NULL, NULL },\r | |
27 | { L"Version", 1, 32, L"%d", NULL, NULL, NULL, NULL },\r | |
28 | { L"Reserved", 3, 33, L"%x %x %x", Dump3Chars, NULL, NULL, NULL },\r | |
29 | { L"OSPM Flags", 4, 36, L"0x%x", NULL, NULL, NULL, NULL },\r | |
30 | { L"Reserved", 8, 40, L"%x %x %x %x %x %x %x %x", Dump8Chars, NULL, NULL,\r | |
31 | NULL },\r | |
32 | { L"Reserved", 8, 48, L"%x %x %x %x %x %x %x %x", Dump8Chars, NULL, NULL,\r | |
33 | NULL },\r | |
34 | { L"Reserved", 8, 56, L"%x %x %x %x %x %x %x %x", Dump8Chars, NULL, NULL,\r | |
35 | NULL }\r | |
d5cf0fba SM |
36 | };\r |
37 | \r | |
38 | /**\r | |
39 | This function parses the ACPI FACS table.\r | |
40 | When trace is enabled this function parses the FACS table and\r | |
41 | traces the ACPI table fields.\r | |
42 | \r | |
43 | This function also performs validation of the ACPI table fields.\r | |
44 | \r | |
45 | @param [in] Trace If TRUE, trace the ACPI fields.\r | |
46 | @param [in] Ptr Pointer to the start of the buffer.\r | |
47 | @param [in] AcpiTableLength Length of the ACPI table.\r | |
48 | @param [in] AcpiTableRevision Revision of the ACPI table.\r | |
49 | **/\r | |
50 | VOID\r | |
51 | EFIAPI\r | |
52 | ParseAcpiFacs (\r | |
47d20b54 MK |
53 | IN BOOLEAN Trace,\r |
54 | IN UINT8 *Ptr,\r | |
55 | IN UINT32 AcpiTableLength,\r | |
56 | IN UINT8 AcpiTableRevision\r | |
d5cf0fba SM |
57 | )\r |
58 | {\r | |
59 | if (!Trace) {\r | |
60 | return;\r | |
61 | }\r | |
62 | \r | |
63 | ParseAcpi (\r | |
64 | Trace,\r | |
65 | 0,\r | |
66 | "FACS",\r | |
67 | Ptr,\r | |
68 | AcpiTableLength,\r | |
69 | PARSER_PARAMS (FacsParser)\r | |
70 | );\r | |
71 | }\r |