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authorFelix Held <felix-coreboot@felixheld.de>2021-07-09 22:28:51 +0200
committerFelix Held <felix-coreboot@felixheld.de>2021-07-12 15:45:06 +0000
commitced76f732f55f75356c9b65b1765b0a27d5ba442 (patch)
tree9acf252e267327d6f6b905c2f85a42f4e6e2b06d /src/include/cpu/x86/msr.h
parent7b6a397eec9893fc6d06952be23b1758fe4fd5a6 (diff)
include/cpu/x86/msr: fix MCG_CTL_P definition
MCG_CTL_P is bit 8 of the IA32_MCG_CAP MSR and not bit 3. Bits 0-7 of that MSR contain the number of MCA banks being present on the CPU. At the moment this definition of MCG_CTL_P is unused. Change-Id: I39a59083daa5c2db11a8074d5c4881bf55688f43 Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/56179 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/include/cpu/x86/msr.h')
-rw-r--r--src/include/cpu/x86/msr.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/cpu/x86/msr.h b/src/include/cpu/x86/msr.h
index ac48ca2de6..748aed5aa4 100644
--- a/src/include/cpu/x86/msr.h
+++ b/src/include/cpu/x86/msr.h
@@ -36,7 +36,7 @@
#define SMBASE_RO_MSR 0x98
#define IA32_SMM_MONITOR_VALID (1 << 0)
#define IA32_MCG_CAP 0x179
-#define MCG_CTL_P (1 << 3)
+#define MCG_CTL_P (1 << 8)
#define MCA_BANKS_MASK 0xff
#define IA32_PERF_STATUS 0x198
#define IA32_PERF_CTL 0x199