qemu-kvm/SOURCES/kvm-i386-Add-CPUID-bit-for-PCONFIG.patch

59 lines
2.4 KiB
Diff

From 9785cad163ad4557e218ea40ed146bf02b02cb98 Mon Sep 17 00:00:00 2001
From: "plai@redhat.com" <plai@redhat.com>
Date: Wed, 3 Apr 2019 15:54:27 +0100
Subject: [PATCH 03/10] i386: Add CPUID bit for PCONFIG
RH-Author: plai@redhat.com
Message-id: <1554306874-28796-4-git-send-email-plai@redhat.com>
Patchwork-id: 85381
O-Subject: [RHEL8.1 qemu-kvm PATCH resend 03/10] i386: Add CPUID bit for PCONFIG
Bugzilla: 1561761
RH-Acked-by: Eduardo Habkost <ehabkost@redhat.com>
RH-Acked-by: Igor Mammedov <imammedo@redhat.com>
RH-Acked-by: Michael S. Tsirkin <mst@redhat.com>
From: Robert Hoo <robert.hu@linux.intel.com>
PCONFIG: Platform configuration, enumerated by CPUID.(EAX=07H, ECX=0):
EDX[bit18].
Signed-off-by: Robert Hoo <robert.hu@linux.intel.com>
Message-Id: <1530781798-183214-4-git-send-email-robert.hu@linux.intel.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
(cherry picked from commit 5131dc433df54b37e8e918d8fba7fe10344e7a7b)
Signed-off-by: Paul Lai <plai@redhat.com>
Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
---
target/i386/cpu.c | 2 +-
target/i386/cpu.h | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 6d38ac0..fec39bd 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -1005,7 +1005,7 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,
- NULL, NULL, NULL, NULL,
+ NULL, NULL, "pconfig", NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, "spec-ctrl", "stibp",
NULL, "arch-capabilities", NULL, "ssbd",
diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index e5e5169..3b2ea97 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -686,6 +686,7 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
#define CPUID_7_0_EDX_AVX512_4VNNIW (1U << 2) /* AVX512 Neural Network Instructions */
#define CPUID_7_0_EDX_AVX512_4FMAPS (1U << 3) /* AVX512 Multiply Accumulation Single Precision */
+#define CPUID_7_0_EDX_PCONFIG (1U << 18) /* Platform Configuration */
#define CPUID_7_0_EDX_SPEC_CTRL (1U << 26) /* Speculation Control */
#define CPUID_7_0_EDX_ARCH_CAPABILITIES (1U << 29) /*Arch Capabilities*/
#define CPUID_7_0_EDX_SPEC_CTRL_SSBD (1U << 31) /* Speculative Store Bypass Disable */
--
1.8.3.1