[PATCH v1 1/1] ShellPkg/acpiview: GTDT updates for ACPI 6.3

["PierreGondois" <pierre.gondois@arm.com>]

From: Pierre Gondois <pierre.gondois@arm.com>

The ACPI 6.3 specification introduces support to describe
the ARMv8.1 virtual EL2 timers. This patch updates the GTDT parser
of acpiview to decode the EL2 virtual timer fields.

Signed-off-by: Pierre Gondois <pierre.gondois@arm.com>
---

The changes can be seen at: https://github.com/PierreARM/edk2/tree/382_acpiview_gtdt_acpi6_3_update_v1

Notes:
    v1:
    - GTDT updates for ACPI 6.3 [Pierre]

 ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Gtdt/GtdtParser.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Gtdt/GtdtParser.c b/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Gtdt/GtdtParser.c
index 1b7e56486c8fb98a8fe063ae5fa25d86500a58a9..3b05ff3015d4a3af62dd9fab057c32369a456267 100644
--- a/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Gtdt/GtdtParser.c
+++ b/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Gtdt/GtdtParser.c
@@ -5,7 +5,7 @@
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
   @par Reference(s):
-    - ACPI 6.2 Specification - Errata A, September 2017
+    - ACPI 6.3 Specification - January 2019
   **/
 
 #include <IndustryStandard/Acpi.h>
@@ -77,7 +77,9 @@ STATIC CONST ACPI_PARSER GtdtParser[] = {
   {L"Platform Timer Count", 4, 88, L"%d", NULL,
    (VOID**)&GtdtPlatformTimerCount, NULL, NULL},
   {L"Platform Timer Offset", 4, 92, L"0x%x", NULL,
-   (VOID**)&GtdtPlatformTimerOffset, NULL, NULL}
+   (VOID**)&GtdtPlatformTimerOffset, NULL, NULL},
+  {L"Virtual EL2 Timer GSIV", 4, 96, L"0x%x", NULL, NULL, NULL, NULL},
+  {L"Virtual EL2 Timer Flags", 4, 100, L"0x%x", NULL, NULL, NULL, NULL}
 };
 
 /**
--
'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)'