From: Jian Zhou <jianjay.zhou@huawei.com>
To: <kvm@vger.kernel.org>, <pbonzini@redhat.com>, <gleb@kernel.org>,
<tglx@linutronix.de>, <mingo@redhat.com>, <hpa@zytor.com>,
<x86@kernel.org>, <linux-kernel@vger.kernel.org>
Cc: <herongguang.he@huawei.com>, <zhang.zhanghailiang@huawei.com>,
<weidong.huang@huawei.com>, <peter.huangpeng@huawei.com>,
Jian Zhou <jianjay.zhou@huawei.com>
Subject: [PATCH v2 2/4] KVM: X86: LBR MSRs of supported CPU types
Date: Fri, 23 Oct 2015 16:47:01 +0800 [thread overview]
Message-ID: <1445590023-2012-3-git-send-email-jianjay.zhou@huawei.com> (raw)
In-Reply-To: <1445590023-2012-1-git-send-email-jianjay.zhou@huawei.com>
Macros about LBR MSRs.
Signed-off-by: Jian Zhou <jianjay.zhou@huawei.com>
Signed-off-by: Stephen He <herongguang.he@huawei.com>
---
arch/x86/include/asm/msr-index.h | 26 ++++++++++++++++++++++++--
1 file changed, 24 insertions(+), 2 deletions(-)
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index b98b471..2afcacd 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -68,10 +68,32 @@
#define MSR_LBR_SELECT 0x000001c8
#define MSR_LBR_TOS 0x000001c9
+#define MSR_LBR_CORE_FROM 0x00000040
+#define MSR_LBR_CORE_TO 0x00000060
+#define MAX_NUM_LBR_MSRS 128
+/* Pentium4/Xeon(based on NetBurst) LBR */
+#define MSR_PENTIUM4_LER_FROM_LIP 0x000001d7
+#define MSR_PENTIUM4_LER_TO_LIP 0x000001d8
+#define MSR_PENTIUM4_LBR_TOS 0x000001da
+#define MSR_LBR_PENTIUM4_FROM 0x00000680
+#define MSR_LBR_PENTIUM4_TO 0x000006c0
+#define SIZE_PENTIUM4_LBR_STACK 16
+/* Core2 LBR */
+#define MSR_LBR_CORE2_FROM MSR_LBR_CORE_FROM
+#define MSR_LBR_CORE2_TO MSR_LBR_CORE_TO
+#define SIZE_CORE2_LBR_STACK 4
+/* Atom LBR */
+#define MSR_LBR_ATOM_FROM MSR_LBR_CORE_FROM
+#define MSR_LBR_ATOM_TO MSR_LBR_CORE_TO
+#define SIZE_ATOM_LBR_STACK 8
+/* Nehalem LBR */
#define MSR_LBR_NHM_FROM 0x00000680
#define MSR_LBR_NHM_TO 0x000006c0
-#define MSR_LBR_CORE_FROM 0x00000040
-#define MSR_LBR_CORE_TO 0x00000060
+#define SIZE_NHM_LBR_STACK 16
+/* Skylake LBR */
+#define MSR_LBR_SKYLAKE_FROM MSR_LBR_NHM_FROM
+#define MSR_LBR_SKYLAKE_TO MSR_LBR_NHM_TO
+#define SIZE_SKYLAKE_LBR_STACK 32
#define MSR_LBR_INFO_0 0x00000dc0 /* ... 0xddf for _31 */
#define LBR_INFO_MISPRED BIT_ULL(63)
--
1.7.12.4
next prev parent reply other threads:[~2015-10-23 8:50 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-23 8:46 [PATCH v2 0/4] KVM: VMX: enable LBR virtualization Jian Zhou
2015-10-23 8:47 ` [PATCH v2 1/4] KVM: X86: Add arrays to save/restore LBR MSRs Jian Zhou
2015-10-23 8:47 ` Jian Zhou [this message]
2015-10-23 8:47 ` [PATCH v2 3/4] KVM: X86: Migration is supported Jian Zhou
2015-10-23 9:15 [PATCH v2 0/4] KVM: VMX: enable LBR virtualization Jian Zhou
2015-10-23 9:15 ` [PATCH v2 2/4] KVM: X86: LBR MSRs of supported CPU types Jian Zhou
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