From 9785cad163ad4557e218ea40ed146bf02b02cb98 Mon Sep 17 00:00:00 2001 From: "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 RH-Acked-by: Igor Mammedov RH-Acked-by: Michael S. Tsirkin From: Robert Hoo PCONFIG: Platform configuration, enumerated by CPUID.(EAX=07H, ECX=0): EDX[bit18]. Signed-off-by: Robert Hoo Message-Id: <1530781798-183214-4-git-send-email-robert.hu@linux.intel.com> Signed-off-by: Eduardo Habkost (cherry picked from commit 5131dc433df54b37e8e918d8fba7fe10344e7a7b) Signed-off-by: Paul Lai Signed-off-by: Danilo C. L. de Paula --- 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