ShellPkg/acpiview: GTDT updates for ACPI 6.3

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>
Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>
Reviewed-by: Alexei Fedorov <Alexei.Fedorov@arm.com>
Reviewed-by: Zhichao Gao <zhichao.gao@intel.com>

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