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From: Hendrik Wuethrich To: qemu-devel@nongnu.org, eduardo@habkost.net, richard.henderson@linaro.org, marcel.apfelbaum@gmail.com, mst@redhat.com, pbonzini@redhat.com Cc: peternewman@google.com, "=?UTF-8?q?=E2=80=AAHendrik=20W=C3=BCthrich?=" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::34a; envelope-from=3fZSaZggKCkwAvs1r5wyu22uzs.q204s08-rs9sz121u18.25u@flex--whendrik.bounces.google.com; helo=mail-wm1-x34a.google.com X-Spam_score_int: -95 X-Spam_score: -9.6 X-Spam_bar: --------- X-Spam_report: (-9.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, USER_IN_DEF_DKIM_WL=-7.5 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Fri, 19 Jul 2024 13:34:50 -0400 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @google.com) X-ZM-MESSAGEID: 1721410572930116300 Content-Type: text/plain; charset="utf-8" From: =E2=80=AAHendrik W=C3=BCthrich Add RDT features to feature word / TCG. Signed-off-by: Hendrik W=C3=BCthrich --- target/i386/cpu.c | 30 ++++++++++++++++++++++++++++-- target/i386/cpu.h | 2 ++ 2 files changed, 30 insertions(+), 2 deletions(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index c61981bf82..1cf5e5d5ff 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -864,7 +864,8 @@ void x86_cpu_vendor_words2str(char *dst, uint32_t vendo= r1, CPUID_7_0_EBX_CLFLUSHOPT | \ CPUID_7_0_EBX_CLWB | CPUID_7_0_EBX_MPX | CPUID_7_0_EBX_FSGSBASE = | \ CPUID_7_0_EBX_ERMS | CPUID_7_0_EBX_AVX2 | CPUID_7_0_EBX_RDSEED |= \ - CPUID_7_0_EBX_SHA_NI | CPUID_7_0_EBX_KERNEL_FEATURES) + CPUID_7_0_EBX_SHA_NI | CPUID_7_0_EBX_KERNEL_FEATURES | \ + CPUID_7_0_EBX_PQM | CPUID_7_0_EBX_PQE) /* missing: CPUID_7_0_EBX_HLE CPUID_7_0_EBX_INVPCID, CPUID_7_0_EBX_RTM */ @@ -900,6 +901,7 @@ void x86_cpu_vendor_words2str(char *dst, uint32_t vendo= r1, #define TCG_SGX_12_0_EAX_FEATURES 0 #define TCG_SGX_12_0_EBX_FEATURES 0 #define TCG_SGX_12_1_EAX_FEATURES 0 +#define TCG_RDT_15_0_EDX_FEATURES CPUID_15_0_EDX_L3 =20 #if defined CONFIG_USER_ONLY #define CPUID_8000_0008_EBX_KERNEL_FEATURES (CPUID_8000_0008_EBX_IBPB | \ @@ -1057,7 +1059,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] =3D { "fsgsbase", "tsc-adjust", "sgx", "bmi1", "hle", "avx2", NULL, "smep", "bmi2", "erms", "invpcid", "rtm", - NULL, NULL, "mpx", NULL, + "rdt-m", NULL, "mpx", "rdt-a", "avx512f", "avx512dq", "rdseed", "adx", "smap", "avx512ifma", "pcommit", "clflushopt", "clwb", "intel-pt", "avx512pf", "avx512er", @@ -1607,6 +1609,30 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] =3D= { }, .tcg_features =3D TCG_SGX_12_1_EAX_FEATURES, }, + + [FEAT_RDT_10_0_EBX] =3D { + .type =3D CPUID_FEATURE_WORD, + .feat_names =3D { + NULL, "l3-cat", "l2-cat", "mba" + }, + .cpuid =3D { + .eax =3D 0x10, + .needs_ecx =3D true, .ecx =3D 0, + .reg =3D R_EBX, + } + }, + [FEAT_RDT_15_0_EDX] =3D { + .type =3D CPUID_FEATURE_WORD, + .feat_names =3D { + [1] =3D "l3-cmt" + }, + .cpuid =3D { + .eax =3D 0xf, + .needs_ecx =3D true, .ecx =3D 0, + .reg =3D R_EDX, + }, + .tcg_features =3D TCG_RDT_15_0_EDX_FEATURES, + }, }; =20 typedef struct FeatureMask { diff --git a/target/i386/cpu.h b/target/i386/cpu.h index 12a4b989af..bf2f3c07a7 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -673,7 +673,9 @@ typedef enum FeatureWord { FEAT_XSAVE_XSS_HI, /* CPUID[EAX=3D0xd,ECX=3D1].EDX */ FEAT_7_1_EDX, /* CPUID[EAX=3D7,ECX=3D1].EDX */ FEAT_7_2_EDX, /* CPUID[EAX=3D7,ECX=3D2].EDX */ + FEAT_RDT_15_0_EBX, /* CPUID[EAX=3D0xf,ECX=3D0].EBX (RDT CMT/MBM) */ FEAT_RDT_15_0_EDX, /* CPUID[EAX=3D0xf,ECX=3D0].EDX (RDT CMT/MBM) */ + FEAT_RDT_10_0_EBX, /* CPUID[EAX=3D0x10,ECX=3D0].EBX (RDT CAT/MBA) */ FEATURE_WORDS, } FeatureWord; =20 --=20 2.45.2.1089.g2a221341d9-goog