From: Babu Moger <babu.moger@amd.com> To: mst@redhat.com, marcel@redhat.com, pbonzini@redhat.com, rth@twiddle.net, ehabkost@redhat.com, mtosatti@redhat.com Cc: babu.moger@amd.com, kash@tripleback.net, qemu-devel@nongnu.org, kvm@vger.kernel.org Subject: [PATCH v5 2/9] i386: Add cache information in X86CPUDefinition Date: Tue, 27 Mar 2018 17:31:04 -0400 [thread overview] Message-ID: <1522186271-27743-3-git-send-email-babu.moger@amd.com> (raw) In-Reply-To: <1522186271-27743-1-git-send-email-babu.moger@amd.com> Add cache information in X86CPUDefinition and CPUX86State. Signed-off-by: Babu Moger <babu.moger@amd.com> --- target/i386/cpu.c | 4 ++++ target/i386/cpu.h | 8 ++++++++ 2 files changed, 12 insertions(+) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index da59dc4..eec4a97 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -1102,6 +1102,7 @@ struct X86CPUDefinition { int stepping; FeatureWordArray features; const char *model_id; + CPUCaches cache_info; }; static X86CPUDefinition builtin_x86_defs[] = { @@ -3239,6 +3240,9 @@ static void x86_cpu_load_def(X86CPU *cpu, X86CPUDefinition *def, Error **errp) env->features[w] = def->features[w]; } + /* Load Cache information from the X86CPUDefinition */ + memcpy(&env->cache_info, &def->cache_info, sizeof(CPUCaches)); + /* Special cases not set in the X86CPUDefinition structs: */ /* TODO: in-kernel irqchip for hvf */ if (kvm_enabled()) { diff --git a/target/i386/cpu.h b/target/i386/cpu.h index 79d5ccf..806c34b 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -1096,6 +1096,13 @@ typedef struct CPUCacheInfo { } CPUCacheInfo; +typedef struct CPUCaches { + bool valid; + CPUCacheInfo l1d_cache; + CPUCacheInfo l1i_cache; + CPUCacheInfo l2_cache; + CPUCacheInfo l3_cache; +} CPUCaches; typedef struct CPUX86State { /* standard registers */ @@ -1282,6 +1289,7 @@ typedef struct CPUX86State { /* Features that were explicitly enabled/disabled */ FeatureWordArray user_features; uint32_t cpuid_model[12]; + CPUCaches cache_info; /* MTRRs */ uint64_t mtrr_fixed[11]; -- 1.8.3.1
WARNING: multiple messages have this Message-ID (diff)
From: Babu Moger <babu.moger@amd.com> To: mst@redhat.com, marcel@redhat.com, pbonzini@redhat.com, rth@twiddle.net, ehabkost@redhat.com, mtosatti@redhat.com Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, kash@tripleback.net, babu.moger@amd.com Subject: [Qemu-devel] [PATCH v5 2/9] i386: Add cache information in X86CPUDefinition Date: Tue, 27 Mar 2018 17:31:04 -0400 [thread overview] Message-ID: <1522186271-27743-3-git-send-email-babu.moger@amd.com> (raw) In-Reply-To: <1522186271-27743-1-git-send-email-babu.moger@amd.com> Add cache information in X86CPUDefinition and CPUX86State. Signed-off-by: Babu Moger <babu.moger@amd.com> --- target/i386/cpu.c | 4 ++++ target/i386/cpu.h | 8 ++++++++ 2 files changed, 12 insertions(+) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index da59dc4..eec4a97 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -1102,6 +1102,7 @@ struct X86CPUDefinition { int stepping; FeatureWordArray features; const char *model_id; + CPUCaches cache_info; }; static X86CPUDefinition builtin_x86_defs[] = { @@ -3239,6 +3240,9 @@ static void x86_cpu_load_def(X86CPU *cpu, X86CPUDefinition *def, Error **errp) env->features[w] = def->features[w]; } + /* Load Cache information from the X86CPUDefinition */ + memcpy(&env->cache_info, &def->cache_info, sizeof(CPUCaches)); + /* Special cases not set in the X86CPUDefinition structs: */ /* TODO: in-kernel irqchip for hvf */ if (kvm_enabled()) { diff --git a/target/i386/cpu.h b/target/i386/cpu.h index 79d5ccf..806c34b 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -1096,6 +1096,13 @@ typedef struct CPUCacheInfo { } CPUCacheInfo; +typedef struct CPUCaches { + bool valid; + CPUCacheInfo l1d_cache; + CPUCacheInfo l1i_cache; + CPUCacheInfo l2_cache; + CPUCacheInfo l3_cache; +} CPUCaches; typedef struct CPUX86State { /* standard registers */ @@ -1282,6 +1289,7 @@ typedef struct CPUX86State { /* Features that were explicitly enabled/disabled */ FeatureWordArray user_features; uint32_t cpuid_model[12]; + CPUCaches cache_info; /* MTRRs */ uint64_t mtrr_fixed[11]; -- 1.8.3.1
next prev parent reply other threads:[~2018-03-27 21:31 UTC|newest] Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-03-27 21:31 [PATCH v5 0/9] i386: Enable TOPOEXT to support hyperthreading on AMD CPU Babu Moger 2018-03-27 21:31 ` [Qemu-devel] " Babu Moger 2018-03-27 21:31 ` [PATCH v5 1/9] i386: Helpers to encode cache information consistently Babu Moger 2018-03-27 21:31 ` [Qemu-devel] " Babu Moger 2018-03-27 21:31 ` Babu Moger [this message] 2018-03-27 21:31 ` [Qemu-devel] [PATCH v5 2/9] i386: Add cache information in X86CPUDefinition Babu Moger 2018-03-27 21:31 ` [PATCH v5 3/9] i386: Initialize cache information for EPYC family processors Babu Moger 2018-03-27 21:31 ` [Qemu-devel] " Babu Moger 2018-03-27 21:31 ` [PATCH v5 4/9] i386: Add new property to control cache info Babu Moger 2018-03-27 21:31 ` [Qemu-devel] " Babu Moger 2018-04-09 16:59 ` Alexandr Iarygin 2018-04-09 16:59 ` [Qemu-devel] " Alexandr Iarygin 2018-04-09 19:51 ` Moger, Babu 2018-04-09 19:51 ` [Qemu-devel] " Moger, Babu 2018-04-09 20:07 ` Eduardo Habkost 2018-04-09 20:07 ` [Qemu-devel] " Eduardo Habkost 2018-03-27 21:31 ` [PATCH v5 5/9] i386: Use the statically loaded cache definitions Babu Moger 2018-03-27 21:31 ` [Qemu-devel] " Babu Moger 2018-03-27 21:31 ` [PATCH v5 6/9] i386: Populate AMD Processor Cache Information for cpuid 0x8000001D Babu Moger 2018-03-27 21:31 ` [Qemu-devel] " Babu Moger 2018-03-27 21:31 ` [PATCH v5 7/9] i386: Add support for CPUID_8000_001E for AMD Babu Moger 2018-03-27 21:31 ` [Qemu-devel] " Babu Moger 2018-03-27 21:31 ` [PATCH v5 8/9] i386: Enable TOPOEXT feature on AMD EPYC CPU Babu Moger 2018-03-27 21:31 ` [Qemu-devel] " Babu Moger 2018-03-27 21:31 ` [PATCH v5 9/9] i386: Remove generic SMT thread check Babu Moger 2018-03-27 21:31 ` [Qemu-devel] " Babu Moger 2018-04-09 2:58 ` [PATCH v5 0/9] i386: Enable TOPOEXT to support hyperthreading on AMD CPU Moger, Babu 2018-04-09 2:58 ` [Qemu-devel] " Moger, Babu
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