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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



  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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