diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Facs | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Facs')
| -rw-r--r-- | roms/edk2/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Facs/FacsParser.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/roms/edk2/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Facs/FacsParser.c b/roms/edk2/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Facs/FacsParser.c new file mode 100644 index 000000000..d6bea86bd --- /dev/null +++ b/roms/edk2/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Facs/FacsParser.c @@ -0,0 +1,71 @@ +/** @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)
+ );
+}
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