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authorKan Liang <kan.liang@linux.intel.com>2020-07-03 05:49:13 -0700
committerPeter Zijlstra <peterz@infradead.org>2020-07-08 11:38:52 +0200
commitd6a162a41bfd2ff9ea4cbb338d3df6a3f9b7e89f (patch)
tree9b98acd8e31fbed4972b9aab13eae06aeb8a89d9 /arch/x86
parentf42be8651a7a9d5cb165e5d176fc0b09621b4f4d (diff)
downloadlinux-d6a162a41bfd2ff9ea4cbb338d3df6a3f9b7e89f.tar.bz2
x86/msr-index: Add bunch of MSRs for Arch LBR
Add Arch LBR related MSRs and the new LBR INFO bits in MSR-index. Signed-off-by: Kan Liang <kan.liang@linux.intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lkml.kernel.org/r/1593780569-62993-8-git-send-email-kan.liang@linux.intel.com
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/include/asm/msr-index.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index e8370e64a155..bdc07fc6e517 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -158,7 +158,23 @@
#define LBR_INFO_MISPRED BIT_ULL(63)
#define LBR_INFO_IN_TX BIT_ULL(62)
#define LBR_INFO_ABORT BIT_ULL(61)
+#define LBR_INFO_CYC_CNT_VALID BIT_ULL(60)
#define LBR_INFO_CYCLES 0xffff
+#define LBR_INFO_BR_TYPE_OFFSET 56
+#define LBR_INFO_BR_TYPE (0xfull << LBR_INFO_BR_TYPE_OFFSET)
+
+#define MSR_ARCH_LBR_CTL 0x000014ce
+#define ARCH_LBR_CTL_LBREN BIT(0)
+#define ARCH_LBR_CTL_CPL_OFFSET 1
+#define ARCH_LBR_CTL_CPL (0x3ull << ARCH_LBR_CTL_CPL_OFFSET)
+#define ARCH_LBR_CTL_STACK_OFFSET 3
+#define ARCH_LBR_CTL_STACK (0x1ull << ARCH_LBR_CTL_STACK_OFFSET)
+#define ARCH_LBR_CTL_FILTER_OFFSET 16
+#define ARCH_LBR_CTL_FILTER (0x7full << ARCH_LBR_CTL_FILTER_OFFSET)
+#define MSR_ARCH_LBR_DEPTH 0x000014cf
+#define MSR_ARCH_LBR_FROM_0 0x00001500
+#define MSR_ARCH_LBR_TO_0 0x00001600
+#define MSR_ARCH_LBR_INFO_0 0x00001200
#define MSR_IA32_PEBS_ENABLE 0x000003f1
#define MSR_PEBS_DATA_CFG 0x000003f2