From nobody Sat Oct 25 02:28:15 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 152150476022959.530706040445466; Mon, 19 Mar 2018 17:12:40 -0700 (PDT) Received: from localhost ([::1]:44612 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ey4tH-0000PR-1I for importer@patchew.org; Mon, 19 Mar 2018 20:12:35 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41859) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ey4sL-0008Vy-D9 for qemu-devel@nongnu.org; Mon, 19 Mar 2018 20:11:38 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ey4sH-0003yA-VW for qemu-devel@nongnu.org; Mon, 19 Mar 2018 20:11:37 -0400 Received: from mga14.intel.com ([192.55.52.115]:17598) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ey4sH-0003wR-MV for qemu-devel@nongnu.org; Mon, 19 Mar 2018 20:11:33 -0400 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 19 Mar 2018 17:11:28 -0700 Received: from dragonstone.sh.intel.com ([10.239.13.121]) by fmsmga002.fm.intel.com with ESMTP; 19 Mar 2018 17:11:27 -0700 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,332,1517904000"; d="scan'208";a="29439157" From: Boqun Feng To: qemu-devel@nongnu.org Date: Tue, 20 Mar 2018 08:08:15 +0800 Message-Id: <20180320000821.8337-1-boqun.feng@intel.com> X-Mailer: git-send-email 2.16.1 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.55.52.115 Subject: [Qemu-devel] [PATCH v2] i386: add KnightsMill cpu model X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: chao.p.peng@intel.com, Boqun Feng , Eduardo Habkost , Paolo Bonzini , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" A new cpu model called "KnightsMill" is added to model Knights Mill processors. Compared to "Skylake-Server" cpu model, the following features are added: avx512_4vnniw avx512_4fmaps avx512pf avx512er avx512_vpopcntdq and the following features are removed: pcid invpcid clflushopt avx512dq avx512bw clwb smap rtm mpx xsavec xgetbv1 hle Signed-off-by: Boqun Feng --- v1 --> v2: * Change the model name to "KnightsMill" as per Daniel's suggestion. target/i386/cpu.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 2c04645ceac9..c484afdb7023 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -1795,6 +1795,48 @@ static X86CPUDefinition builtin_x86_defs[] =3D { .xlevel =3D 0x80000008, .model_id =3D "Intel Xeon Processor (Skylake, IBRS)", }, + { + .name =3D "KnightsMill", + .level =3D 0xd, + .vendor =3D CPUID_VENDOR_INTEL, + .family =3D 6, + .model =3D 133, + .stepping =3D 0, + .features[FEAT_1_EDX] =3D + CPUID_VME | CPUID_SS | CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | + CPUID_MMX | CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CM= OV | + CPUID_MCA | CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | + CPUID_CX8 | CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | + CPUID_PSE | CPUID_DE | CPUID_FP87, + .features[FEAT_1_ECX] =3D + CPUID_EXT_AVX | CPUID_EXT_XSAVE | CPUID_EXT_AES | + CPUID_EXT_POPCNT | CPUID_EXT_X2APIC | CPUID_EXT_SSE42 | + CPUID_EXT_SSE41 | CPUID_EXT_CX16 | CPUID_EXT_SSSE3 | + CPUID_EXT_PCLMULQDQ | CPUID_EXT_SSE3 | + CPUID_EXT_TSC_DEADLINE_TIMER | CPUID_EXT_FMA | CPUID_EXT_MOVBE= | + CPUID_EXT_F16C | CPUID_EXT_RDRAND, + .features[FEAT_8000_0001_EDX] =3D + CPUID_EXT2_LM | CPUID_EXT2_PDPE1GB | CPUID_EXT2_RDTSCP | + CPUID_EXT2_NX | CPUID_EXT2_SYSCALL, + .features[FEAT_8000_0001_ECX] =3D + CPUID_EXT3_ABM | CPUID_EXT3_LAHF_LM | CPUID_EXT3_3DNOWPREFETCH, + .features[FEAT_7_0_EBX] =3D + CPUID_7_0_EBX_FSGSBASE | CPUID_7_0_EBX_BMI1 | CPUID_7_0_EBX_AV= X2 | + CPUID_7_0_EBX_SMEP | CPUID_7_0_EBX_BMI2 | CPUID_7_0_EBX_ERMS | + CPUID_7_0_EBX_RDSEED | CPUID_7_0_EBX_ADX | CPUID_7_0_EBX_AVX51= 2F | + CPUID_7_0_EBX_AVX512CD | CPUID_7_0_EBX_AVX512PF | + CPUID_7_0_EBX_AVX512ER, + .features[FEAT_7_0_ECX] =3D + CPUID_7_0_ECX_AVX512_VPOPCNTDQ, + .features[FEAT_7_0_EDX] =3D + CPUID_7_0_EDX_AVX512_4VNNIW | CPUID_7_0_EDX_AVX512_4FMAPS, + .features[FEAT_XSAVE] =3D + CPUID_XSAVE_XSAVEOPT, + .features[FEAT_6_EAX] =3D + CPUID_6_EAX_ARAT, + .xlevel =3D 0x80000008, + .model_id =3D "Intel Xeon Phi Processor (Knights Mill)", + }, { .name =3D "Opteron_G1", .level =3D 5, --=20 2.16.1