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Diffstat (limited to 'arch/x86/include/asm/mce.h')
-rw-r--r--arch/x86/include/asm/mce.h34
1 files changed, 21 insertions, 13 deletions
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index 2dbc0bf2b9f3..2ea4527e462f 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -123,19 +123,27 @@ struct mca_config {
};
struct mce_vendor_flags {
- /*
- * overflow recovery cpuid bit indicates that overflow
- * conditions are not fatal
- */
- __u64 overflow_recov : 1,
-
- /*
- * SUCCOR stands for S/W UnCorrectable error COntainment
- * and Recovery. It indicates support for data poisoning
- * in HW and deferred error interrupts.
- */
- succor : 1,
- __reserved_0 : 62;
+ /*
+ * Indicates that overflow conditions are not fatal, when set.
+ */
+ __u64 overflow_recov : 1,
+
+ /*
+ * (AMD) SUCCOR stands for S/W UnCorrectable error COntainment and
+ * Recovery. It indicates support for data poisoning in HW and deferred
+ * error interrupts.
+ */
+ succor : 1,
+
+ /*
+ * (AMD) SMCA: This bit indicates support for Scalable MCA which expands
+ * the register space for each MCA bank and also increases number of
+ * banks. Also, to accommodate the new banks and registers, the MCA
+ * register space is moved to a new MSR range.
+ */
+ smca : 1,
+
+ __reserved_0 : 61;
};
extern struct mce_vendor_flags mce_flags;