@@ -1693,7 +1693,7 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count,
}
}
} else if (index & 0x40000000) {
- if (env->cpuid_hv_level_set) {
+ if (env->cpuid_hv_level_set || env->cpuid_hv_vendor_set) {
uint32_t real_level = env->cpuid_hv_level;
/* Handle Hypervisor CPUIDs */
@@ -1847,9 +1847,9 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count,
break;
case 0x40000000:
*eax = env->cpuid_hv_level;
- *ebx = 0;
- *ecx = 0;
- *edx = 0;
+ *ebx = env->cpuid_hv_vendor1;
+ *ecx = env->cpuid_hv_vendor2;
+ *edx = env->cpuid_hv_vendor3;
break;
case 0x40000001:
*eax = env->cpuid_kvm_features;
Also known as Paravirtualization vendor. This change is based on: Microsoft Hypervisor CPUID Leaves: http://msdn.microsoft.com/en-us/library/windows/hardware/ff542428%28v=vs.85%29.aspx Linux kernel change starts with: http://fixunix.com/kernel/538707-use-cpuid-communicate-hypervisor.html Also: http://lkml.indiana.edu/hypermail/linux/kernel/1205.0/00100.html This is where the 0 is the same as 0x40000001 is defined. VMware documention on CPUIDs (Mechanisms to determine if software is running in a VMware virtual machine): http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1009458 Signed-off-by: Don Slutz <Don@CloudSwitch.com> --- target-i386/cpu.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-)