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a="50825334" X-IronPort-AV: E=Sophos;i="6.15,233,1739865600"; d="scan'208";a="50825334" X-CSE-ConnectionGUID: ja6nxVJHQhOL5H5ugAyeqw== X-CSE-MsgGUID: +liuPxK7SUe9OSjxja4HXQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,233,1739865600"; d="scan'208";a="137150833" From: Zhao Liu To: Paolo Bonzini , Marcelo Tosatti , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , Igor Mammedov Cc: Babu Moger , Ewan Hai , Xiaoyao Li , Tejus GK , Jason Zeng , Manish Mishra , Tao Su , qemu-devel@nongnu.org, kvm@vger.kernel.org, Zhao Liu Subject: [RFC 10/10] i386/cpu: Enable 0x1f leaf for SapphireRapids by default Date: Wed, 23 Apr 2025 19:47:02 +0800 Message-Id: <20250423114702.1529340-11-zhao1.liu@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250423114702.1529340-1-zhao1.liu@intel.com> References: <20250423114702.1529340-1-zhao1.liu@intel.com> MIME-Version: 1.0 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=192.198.163.12; envelope-from=zhao1.liu@intel.com; helo=mgamail.intel.com X-Spam_score_int: -46 X-Spam_score: -4.7 X-Spam_bar: ---- X-Spam_report: (-4.7 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.294, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1745407717361019100 Content-Type: text/plain; charset="utf-8" Host SapphireRapids CPU has 0x1f leaf by default, so that enable it for Guest CPU by default as well. Suggested-by: Igor Mammedov Signed-off-by: Zhao Liu --- target/i386/cpu.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 38b330aaed4f..5573a9fd6c61 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -4548,8 +4548,11 @@ static const X86CPUDefinition builtin_x86_defs[] =3D= { }, { .version =3D 4, - .note =3D "with spr-sp cache model", + .note =3D "with spr-sp cache model and 0x1f leaf", .cache_info =3D &xeon_spr_cache_info, + .props =3D (PropValue[]) { + { "cpuid-0x1f", "on" }, + } }, { /* end of list */ } } --=20 2.34.1