Broadcast MCA signal is not supported by the CPUs whose version is
below 06H_EH.
Signed-off-by: Jin Dongming <jin.dongming@xxxxxxxxxxxxxxxxxx>
---
target-i386/helper.c | 13 +++++++++++++
1 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/target-i386/helper.c b/target-i386/helper.c
index 7e07ebd..437290b 100644
--- a/target-i386/helper.c
+++ b/target-i386/helper.c
@@ -1077,10 +1077,23 @@ void cpu_inject_x86_mce(CPUState *cenv, int bank, uint64_t status,
unsigned bank_num = cenv->mcg_cap & 0xff;
CPUState *env;
int flag = 0;
+ int family, model, cpuver = first_cpu->cpuid_version;
if (bank >= bank_num || !(status & MCI_STATUS_VAL))
return;
+ if (broadcast) {
+ family = (cpuver >> 8) & 0x0f;
+ model = ((cpuver >> 12) & 0xf0) + ((cpuver >> 4) & 0x0f);
+
+ if ((family == 6 && model >= 14) || family > 6)
+ broadcast = 1;
+ else {
+ fprintf(stderr, "Current CPU does not support broadcast\n");
+ return;
+ }
+ }
+
if (kvm_enabled()) {
if (broadcast)
flag |= 0x02; /* bit 1: 1(broadcast); 0(not broadcast) */
--
1.7.1.1
--
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