Re: [Xen-devel] question: xen/qemu - mmio mapping issues for device pass-through

2017-03-21 Thread Venu Busireddy
oStabellini; > xen-devel@lists.xen.org > Subject: Re: question: xen/qemu - mmio mapping issues for device pass- > through > > .. snip.. > > support to pass-through large bar (pci-e bar > 4G) device.. > > Yes it does work. > > > > > I was assuming large BAR

Re: [Xen-devel] question: xen/qemu - mmio mapping issues for device pass-through

2017-03-21 Thread Konrad Rzeszutek Wilk
. snip.. > support to pass-through large bar (pci-e bar > 4G) device.. Yes it does work. > > > I was assuming large BAR handling to work so far > >(Konrad had done some adjustments there quite a while ago, from all I > >recall). > > > > > _iirc_ what Konrad mentioned was using qemu-trad..

Re: [Xen-devel] question: xen/qemu - mmio mapping issues for device pass-through

2017-03-21 Thread Jan Beulich
>>> On 21.03.17 at 02:53, wrote: > On March 20, 2017 3:35 PM, Jan Beulich wrote: > On 20.03.17 at 02:58, wrote: >>> On March 16, 2017 11:32 PM, Jan Beulich wrote: >>> On 16.03.17 at 15:21, wrote: > On March 16, 2017 10:06

Re: [Xen-devel] question: xen/qemu - mmio mapping issues for device pass-through

2017-03-20 Thread Xuquan (Quan Xu)
On March 20, 2017 3:35 PM, Jan Beulich wrote: On 20.03.17 at 02:58, wrote: >> On March 16, 2017 11:32 PM, Jan Beulich wrote: >> On 16.03.17 at 15:21, wrote: On March 16, 2017 10:06 PM, Jan Beulich wrote: On 16.03.17 at 14:55,

Re: [Xen-devel] question: xen/qemu - mmio mapping issues for device pass-through

2017-03-20 Thread Jan Beulich
>>> On 20.03.17 at 02:58, wrote: > On March 16, 2017 11:32 PM, Jan Beulich wrote: > On 16.03.17 at 15:21, wrote: >>> On March 16, 2017 10:06 PM, Jan Beulich wrote: >>> On 16.03.17 at 14:55, wrote: > I try to pass-through a

Re: [Xen-devel] question: xen/qemu - mmio mapping issues for device pass-through

2017-03-19 Thread Xuquan (Quan Xu)
On March 16, 2017 11:32 PM, Jan Beulich wrote: On 16.03.17 at 15:21, wrote: >> On March 16, 2017 10:06 PM, Jan Beulich wrote: >> On 16.03.17 at 14:55, wrote: I try to pass-through a device with 8G large bar, such as nvidia M60(note1,

Re: [Xen-devel] question: xen/qemu - mmio mapping issues for device pass-through

2017-03-16 Thread Jan Beulich
>>> On 16.03.17 at 15:21, wrote: > On March 16, 2017 10:06 PM, Jan Beulich wrote: > On 16.03.17 at 14:55, wrote: >>> I try to pass-through a device with 8G large bar, such as nvidia >>> M60(note1, pci-e info as below). It takes about '__15 sconds__' to

Re: [Xen-devel] question: xen/qemu - mmio mapping issues for device pass-through

2017-03-16 Thread Xuquan (Quan Xu)
On March 16, 2017 10:06 PM, Jan Beulich wrote: On 16.03.17 at 14:55, wrote: >> I try to pass-through a device with 8G large bar, such as nvidia >> M60(note1, pci-e info as below). It takes about '__15 sconds__' to >> update 8G large bar in QEMU::xen_pt_region_update()..

Re: [Xen-devel] question: xen/qemu - mmio mapping issues for device pass-through

2017-03-16 Thread Jan Beulich
>>> On 16.03.17 at 14:55, wrote: > I try to pass-through a device with 8G large bar, such as nvidia M60(note1, > pci-e info as below). It takes about '__15 sconds__' to update 8G large bar > in > QEMU::xen_pt_region_update().. > Specifically, it is