Patchwork [v4,17/17] target-i386: Use Hypervisor leaf extra in -machine pc, accel=tcg.

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Submitter Don Slutz
Date Sept. 20, 2012, 8:03 p.m.
Message ID <1348171412-23669-18-git-send-email-Don@CloudSwitch.com>
Download mbox | patch
Permalink /patch/185500/
State New
Headers show

Comments

Don Slutz - Sept. 20, 2012, 8:03 p.m.
Signed-off-by: Don Slutz <Don@CloudSwitch.com>
---
 target-i386/cpu.c |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

Patch

diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 4594693..72a8442 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -1991,6 +1991,17 @@  void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count,
         *ecx = 0;
         *edx = 0;
         break;
+    case 0x40000002 ... 0x400000FF:
+        if (index == env->cpuid_hv_extra) {
+            *eax = env->cpuid_hv_extra_a;
+            *ebx = env->cpuid_hv_extra_b;
+        } else {
+            *eax = 0;
+            *ebx = 0;
+        }
+        *ecx = 0;
+        *edx = 0;
+        break;
     case 0x80000000:
         *eax = env->cpuid_xlevel;
         *ebx = env->cpuid_vendor1;