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-rw-r--r--target-i386/cpu.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index fc4a605d6a..84edfd0d8a 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -286,6 +286,8 @@
 #define MCE_CAP_DEF     (MCG_CTL_P|MCG_SER_P)
 #define MCE_BANKS_DEF   10
 
+#define MCG_CAP_BANKS_MASK 0xff
+
 #define MCG_STATUS_RIPV (1ULL<<0)   /* restart ip valid */
 #define MCG_STATUS_EIPV (1ULL<<1)   /* ip points to correct instruction */
 #define MCG_STATUS_MCIP (1ULL<<2)   /* machine check in progress */