This does not provide vendor support in tcg yet.
Signed-off-by: Don Slutz <d...@cloudswitch.com>
---
target-i386/cpu.c | 22 ++++++++++++++++++++++
1 files changed, 22 insertions(+), 0 deletions(-)
diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 4120393..d3b9bd8 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -1651,6 +1651,16 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index,
uint32_t count,
index = env->cpuid_xlevel;
}
}
+ } else if (index & 0x40000000) {
+ if (env->cpuid_hv_level > 0) {
+ /* Handle Hypervisor CPUIDs */
+ if (index > env->cpuid_hv_level) {
+ index = env->cpuid_hv_level;
+ }
+ } else {
+ if (index > env->cpuid_level)
+ index = env->cpuid_level;
+ }
} else {
if (index > env->cpuid_level)
index = env->cpuid_level;
@@ -1789,6 +1799,18 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index,
uint32_t count,
*edx = 0;
}
break;
+ case 0x40000000:
+ *eax = env->cpuid_hv_level;
+ *ebx = 0;
+ *ecx = 0;
+ *edx = 0;
+ break;
+ case 0x40000001:
+ *eax = env->cpuid_kvm_features;
+ *ebx = 0;
+ *ecx = 0;
+ *edx = 0;
+ break;
case 0x80000000:
*eax = env->cpuid_xlevel;
*ebx = env->cpuid_vendor1;
--
1.7.1
