From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:41232) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TDbZj-00071K-Op for qemu-devel@nongnu.org; Mon, 17 Sep 2012 09:41:29 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TDbZW-0003Qn-Rt for qemu-devel@nongnu.org; Mon, 17 Sep 2012 09:41:23 -0400 Received: from hub021-nj-2.exch021.serverdata.net ([206.225.164.217]:43848) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TDbZW-0003Pp-OL for qemu-devel@nongnu.org; Mon, 17 Sep 2012 09:41:10 -0400 From: Don Slutz Date: Mon, 17 Sep 2012 09:39:48 -0400 Message-ID: <1347889189-9199-25-git-send-email-Don@CloudSwitch.com> In-Reply-To: <1346354435-21685-1-git-send-email-Don@CloudSwitch.com> References: <1346354435-21685-1-git-send-email-Don@CloudSwitch.com> MIME-Version: 1.0 Content-Type: text/plain Subject: [Qemu-devel] [PATCH v3 16/17] target-i386: Use Hypervisor leaf extra in -machine pc, accel=kvm. List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, mtosatti@redhat.com, ehabkost@redhat.com, imammedo@redhat.com, avi@redhat.com, afaerber@suse.de, peter.maydell@linaro.org, kvm@vger.kernel.org, anthony@codemonkey.ws Cc: Don Slutz Signed-off-by: Don Slutz --- target-i386/kvm.c | 19 +++++++++++++++++++ 1 files changed, 19 insertions(+), 0 deletions(-) diff --git a/target-i386/kvm.c b/target-i386/kvm.c index b8789f2..17c72bc 100644 --- a/target-i386/kvm.c +++ b/target-i386/kvm.c @@ -454,6 +454,25 @@ int kvm_arch_init_vcpu(CPUX86State *env) c->ebx = signature[0]; c->ecx = signature[1]; c->edx = signature[2]; + } else if (env->cpuid_hv_level > 0) { + for (i = KVM_CPUID_FEATURES + 1; i <= env->cpuid_hv_level; i++) { + c = &cpuid_data.entries[cpuid_i++]; + memset(c, 0, sizeof(*c)); + c->function = i; + if (i == env->cpuid_hv_extra) { + c->eax = env->cpuid_hv_extra_a; + c->ebx = env->cpuid_hv_extra_b; + } + } + + c = &cpuid_data.entries[cpuid_i++]; + memset(c, 0, sizeof(*c)); + c->function = KVM_CPUID_SIGNATURE_NEXT; + memcpy(signature, "KVMKVMKVM\0\0\0", 12); + c->eax = 0; + c->ebx = signature[0]; + c->ecx = signature[1]; + c->edx = signature[2]; } has_msr_async_pf_en = c->eax & (1 << KVM_FEATURE_ASYNC_PF); -- 1.7.1