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-rw-r--r--target-i386/cpu.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index 3ae3e14f78..54c3fd6561 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -292,6 +292,7 @@
#define MCG_CTL_P (1ULL<<8) /* MCG_CAP register available */
#define MCG_SER_P (1ULL<<24) /* MCA recovery/new status bits */
+#define MCG_LMCE_P (1ULL<<27) /* Local Machine Check Supported */
#define MCE_CAP_DEF (MCG_CTL_P|MCG_SER_P)
#define MCE_BANKS_DEF 10
@@ -301,6 +302,9 @@
#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 */
+#define MCG_STATUS_LMCE (1ULL<<3) /* Local MCE signaled */
+
+#define MCG_EXT_CTL_LMCE_EN (1ULL<<0) /* Local MCE enabled */
#define MCI_STATUS_VAL (1ULL<<63) /* valid error */
#define MCI_STATUS_OVER (1ULL<<62) /* previous errors lost */
@@ -343,6 +347,7 @@
#define MSR_MCG_CAP 0x179
#define MSR_MCG_STATUS 0x17a
#define MSR_MCG_CTL 0x17b
+#define MSR_MCG_EXT_CTL 0x4d0
#define MSR_P6_EVNTSEL0 0x186
@@ -1114,6 +1119,7 @@ typedef struct CPUX86State {
uint64_t mcg_cap;
uint64_t mcg_ctl;
+ uint64_t mcg_ext_ctl;
uint64_t mce_banks[MCE_BANKS_DEF*4];
uint64_t tsc_aux;
@@ -1181,6 +1187,12 @@ struct X86CPU {
*/
bool enable_pmu;
+ /* LMCE support can be enabled/disabled via cpu option 'lmce=on/off'. It is
+ * disabled by default to avoid breaking migration between QEMU with
+ * different LMCE configurations.
+ */
+ bool enable_lmce;
+
/* Compatibility bits for old machine types: */
bool enable_cpuid_0xb;