From: "Marvin Häuser" <Marvin.Haeuser@outlook.com>
To: "edk2-devel@lists.01.org" <edk2-devel@lists.01.org>
Cc: "michael.d.kinney@intel.com" <michael.d.kinney@intel.com>,
"liming.gao@intel.com" <liming.gao@intel.com>
Subject: [PATCH v2] MdePkg/Hpet: Add Event Timer Block ID definition.
Date: Thu, 17 May 2018 12:41:38 +0000 [thread overview]
Message-ID: <VI1PR0801MB1790E2769EA0170E6F5FB3E680910@VI1PR0801MB1790.eurprd08.prod.outlook.com> (raw)
This patch adds the HPET Event Timer Block ID definition that can be
found in the IA-PC HPET Specification, section 3.2.4.
V2:
- Do not change the copyright date as requested.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Marvin Haeuser <Marvin.Haeuser@outlook.com>
---
MdePkg/Include/IndustryStandard/HighPrecisionEventTimerTable.h | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/MdePkg/Include/IndustryStandard/HighPrecisionEventTimerTable.h b/MdePkg/Include/IndustryStandard/HighPrecisionEventTimerTable.h
index 0d83cd5335de..6218a77c543c 100644
--- a/MdePkg/Include/IndustryStandard/HighPrecisionEventTimerTable.h
+++ b/MdePkg/Include/IndustryStandard/HighPrecisionEventTimerTable.h
@@ -22,6 +22,22 @@
//
#pragma pack(1)
+///
+/// HPET Event Timer Block ID described in IA-PC HPET Specification, 3.2.4.
+///
+typedef union {
+ struct {
+ UINT32 Revision : 8;
+ UINT32 NumberOfTimers : 5;
+ UINT32 CounterSize : 1;
+ UINT32 Reserved : 1;
+ UINT32 LegacyRoute : 1;
+ UINT32 VendorId : 16;
+ } Bits;
+ UINT32 Uint32;
+} EFI_ACPI_HIGH_PRECISION_EVENT_TIMER_BLOCK_ID;
+
+
///
/// High Precision Event Timer Table header definition.
///
--
2.17.0.windows.1
next reply other threads:[~2018-05-17 12:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-17 12:41 Marvin Häuser [this message]
2018-05-23 2:44 ` [PATCH v2] MdePkg/Hpet: Add Event Timer Block ID definition Gao, Liming
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