* [PATCH v2] MdePkg/Cpuid.h: Define new element in CPUID Leaf(07h) data structure.
@ 2021-04-08 7:48 Jason Lou
0 siblings, 0 replies; only message in thread
From: Jason Lou @ 2021-04-08 7:48 UTC (permalink / raw)
To: devel; +Cc: Jason, Michael D Kinney, Liming Gao, Zhiguang Liu, Ray Ni
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3309
Define new element(Hybird) in CPUID_STRUCTURED_EXTENDED_FEATURE_FLAGS
(07h) data structure.
Signed-off-by: Jason Lou <yun.lou@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
---
MdePkg/Include/Register/Intel/Cpuid.h | 16 ++++++++++++----
1 file changed, 12 insertions(+), 4 deletions(-)
diff --git a/MdePkg/Include/Register/Intel/Cpuid.h b/MdePkg/Include/Register/Intel/Cpuid.h
index 19af99b6af..737d41d928 100644
--- a/MdePkg/Include/Register/Intel/Cpuid.h
+++ b/MdePkg/Include/Register/Intel/Cpuid.h
@@ -6,7 +6,7 @@
If a register returned is a single 32-bit value, then a data structure is
not provided for that register.
- Copyright (c) 2015 - 2019, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2015 - 2021, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@par Specification Reference:
@@ -1550,9 +1550,17 @@ typedef union {
///
UINT32 AVX512_4FMAPS:1;
///
- /// [Bit 25:4] Reserved.
+ /// [Bit 14:4] Reserved.
///
- UINT32 Reserved2:22;
+ UINT32 Reserved2:11;
+ ///
+ /// [Bit 15] Hybrid. If 1, the processor is identified as a hybrid part.
+ ///
+ UINT32 Hybrid:1;
+ ///
+ /// [Bit 25:16] Reserved.
+ ///
+ UINT32 Reserved3:10;
///
/// [Bit 26] Enumerates support for indirect branch restricted speculation
/// (IBRS) and the indirect branch pre-dictor barrier (IBPB). Processors
@@ -1581,7 +1589,7 @@ typedef union {
///
/// [Bit 30] Reserved.
///
- UINT32 Reserved3:1;
+ UINT32 Reserved4:1;
///
/// [Bit 31] Enumerates support for Speculative Store Bypass Disable (SSBD).
/// Processors that set this bit sup-port the IA32_SPEC_CTRL MSR. They allow
--
2.28.0.windows.1
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2021-04-08 7:48 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2021-04-08 7:48 [PATCH v2] MdePkg/Cpuid.h: Define new element in CPUID Leaf(07h) data structure Jason Lou
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox