Re: [Qemu-devel] Can VMX provide real mode support?

2012-03-25 Thread Avi Kivity
On 03/23/2012 07:58 PM, Luiz Capitulino wrote: On Wed, 21 Mar 2012 15:48:43 +0200 Avi Kivity a...@redhat.com wrote: On 03/21/2012 03:40 PM, Jan Kiszka wrote: On 2012-03-21 13:38, GaoYi wrote: Hi Jan, Since the newest Intel-VT supports the guest OS under the real mode,

Re: [Qemu-devel] Can VMX provide real mode support?

2012-03-25 Thread GaoYi
So if the VT already supports unrestricted guest, KVM can then runs such guest? 在 2012年3月25日 下午5:55,Avi Kivity a...@redhat.com写道: On 03/23/2012 07:58 PM, Luiz Capitulino wrote: On Wed, 21 Mar 2012 15:48:43 +0200 Avi Kivity a...@redhat.com wrote: On 03/21/2012 03:40 PM, Jan Kiszka

Re: [Qemu-devel] Can VMX provide real mode support?

2012-03-23 Thread Luiz Capitulino
On Wed, 21 Mar 2012 15:48:43 +0200 Avi Kivity a...@redhat.com wrote: On 03/21/2012 03:40 PM, Jan Kiszka wrote: On 2012-03-21 13:38, GaoYi wrote: Hi Jan, Since the newest Intel-VT supports the guest OS under the real mode, which was already supported in AMD-V, can the VMX in

Re: [Qemu-devel] Can VMX provide real mode support?

2012-03-21 Thread Jan Kiszka
On 2012-03-21 13:38, GaoYi wrote: Hi Jan, Since the newest Intel-VT supports the guest OS under the real mode, which was already supported in AMD-V, can the VMX in the latest KVM support that case? Yes, both with our without that unrestricted guest support (as Intel called it), real

Re: [Qemu-devel] Can VMX provide real mode support?

2012-03-21 Thread Avi Kivity
On 03/21/2012 03:40 PM, Jan Kiszka wrote: On 2012-03-21 13:38, GaoYi wrote: Hi Jan, Since the newest Intel-VT supports the guest OS under the real mode, which was already supported in AMD-V, can the VMX in the latest KVM support that case? Yes, both with our without that

[Qemu-devel] Can VMX provide real mode support?

2012-03-21 Thread GaoYi
Hi Jan, Since the newest Intel-VT supports the guest OS under the real mode, which was already supported in AMD-V, can the VMX in the latest KVM support that case? Thanks, Yi

Re: [Qemu-devel] Can VMX provide real mode support?

2012-03-21 Thread GaoYi
Hi, Thanks for your prompt response. So if the CPU supports the real mode, the KVM can support the real mode guest and there is still work to be done for CPU without real mode support, namely software emulation? Again 在 2012年3月21日 下午9:48,Avi Kivity a...@redhat.com写道: On 03/21/2012 03:40