Huang Ying wrote:
- MCE features are initialized when VCPU is intialized according to CPUID.
- A monitor command "mce" is added to inject a MCE.
- A new interrupt mask: CPU_INTERRUPT_MCE is added to inject the MCE.
Signed-off-by: Huang Ying <ying.huang@xxxxxxxxx>
---
cpu-all.h | 4 ++
cpu-exec.c | 4 ++
monitor.c | 49 +++++++++++++++++++++++++++++++++
target-i386/cpu.h | 22 +++++++++++++++
target-i386/helper.c | 70 ++++++++++++++++++++++++++++++++++++++++++++++++
target-i386/op_helper.c | 34 +++++++++++++++++++++++
6 files changed, 183 insertions(+)
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -202,6 +202,7 @@
#define CR4_DE_MASK (1 << 3)
#define CR4_PSE_MASK (1 << 4)
#define CR4_PAE_MASK (1 << 5)
+#define CR4_MCE_MASK (1 << 6)
#define CR4_PGE_MASK (1 << 7)
#define CR4_PCE_MASK (1 << 8)
#define CR4_OSFXSR_SHIFT 9
@@ -248,6 +249,17 @@
#define PG_ERROR_RSVD_MASK 0x08
#define PG_ERROR_I_D_MASK 0x10
+#define MCE_CAP_DEF 0x100
+#define MCE_BANKS_DEF 4
+
+#define MCG_CTL_P (1UL<<8)
+
+#define MCG_STATUS_MCIP (1UL<<2)
+
+#define MCI_STATUS_VAL (1UL<<63)
+#define MCI_STATUS_OVER (1UL<<62)
+#define MCI_STATUS_UC (1UL<<61)
+
#define MSR_IA32_TSC 0x10
#define MSR_IA32_APICBASE 0x1b
#define MSR_IA32_APICBASE_BSP (1<<8)
@@ -288,6 +300,11 @@
#define MSR_MTRRdefType 0x2ff
+#define MSR_MC0_CTL 0x400
+#define MSR_MC0_STATUS 0x401
+#define MSR_MC0_ADDR 0x402
+#define MSR_MC0_MISC 0x403
+
#define MSR_EFER 0xc0000080
#define MSR_EFER_SCE (1 << 0)
@@ -674,6 +691,11 @@ typedef struct CPUX86State {
user */
struct APICState *apic_state;
uint32_t mp_state;
+
+ uint64 mcg_cap;
+ uint64 mcg_status;
+ uint64 mcg_ctl;
+ uint64 *mce_banks;
} CPUX86State;
Doesn't this need to be added to the savevm/loadvm state?
--
Regards,
Anthony Liguori
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