Re: [Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

2014-07-06 Thread Michael S. Tsirkin
On Fri, Jul 04, 2014 at 08:28:25AM +0200, Paolo Bonzini wrote: > Il 03/07/2014 21:09, Jesse Barnes ha scritto: > >Practically speaking, we could probably assume specific CPU/PCH combos, > >as I don't think they're generally mixed across generations, though SNB > >and IVB did have compatible sockets

Re: [Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

2014-07-03 Thread Paolo Bonzini
Il 03/07/2014 21:09, Jesse Barnes ha scritto: Practically speaking, we could probably assume specific CPU/PCH combos, as I don't think they're generally mixed across generations, though SNB and IVB did have compatible sockets, so there is the possibility of mixing CPT and PPT PCHs, but those are

Re: [Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

2014-07-03 Thread Konrad Rzeszutek Wilk
On Thu, Jul 03, 2014 at 10:32:12AM +0300, Michael S. Tsirkin wrote: > On Wed, Jul 02, 2014 at 12:23:37PM -0400, Konrad Rzeszutek Wilk wrote: > > On Wed, Jul 02, 2014 at 04:50:15PM +0200, Paolo Bonzini wrote: > > > Il 02/07/2014 16:00, Konrad Rzeszutek Wilk ha scritto: > > > >With this long thread I

Re: [Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

2014-07-03 Thread Michael S. Tsirkin
On Wed, Jul 02, 2014 at 12:23:37PM -0400, Konrad Rzeszutek Wilk wrote: > On Wed, Jul 02, 2014 at 04:50:15PM +0200, Paolo Bonzini wrote: > > Il 02/07/2014 16:00, Konrad Rzeszutek Wilk ha scritto: > > >With this long thread I lost a bit context about the challenges > > >that exists. But let me try su

Re: [Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

2014-07-02 Thread Alex Williamson
On Wed, 2014-07-02 at 18:12 +0300, Michael S. Tsirkin wrote: > On Wed, Jul 02, 2014 at 04:50:15PM +0200, Paolo Bonzini wrote: > > Il 02/07/2014 16:00, Konrad Rzeszutek Wilk ha scritto: > > >With this long thread I lost a bit context about the challenges > > >that exists. But let me try summarizing

Re: [Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

2014-07-02 Thread Michael S. Tsirkin
On Wed, Jul 02, 2014 at 12:23:37PM -0400, Konrad Rzeszutek Wilk wrote: > On Wed, Jul 02, 2014 at 04:50:15PM +0200, Paolo Bonzini wrote: > > Il 02/07/2014 16:00, Konrad Rzeszutek Wilk ha scritto: > > >With this long thread I lost a bit context about the challenges > > >that exists. But let me try su

Re: [Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

2014-07-02 Thread Paolo Bonzini
Il 02/07/2014 18:23, Konrad Rzeszutek Wilk ha scritto: diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 651e65e..03f2829 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -433,6 +433,8 @@ void intel_detect_pch(struct drm_devi

Re: [Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

2014-07-02 Thread Konrad Rzeszutek Wilk
On Wed, Jul 02, 2014 at 04:50:15PM +0200, Paolo Bonzini wrote: > Il 02/07/2014 16:00, Konrad Rzeszutek Wilk ha scritto: > >With this long thread I lost a bit context about the challenges > >that exists. But let me try summarizing it here - which will hopefully > >get some consensus. > > > >1). Fix

Re: [Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

2014-07-02 Thread Michael S. Tsirkin
On Wed, Jul 02, 2014 at 04:50:15PM +0200, Paolo Bonzini wrote: > Il 02/07/2014 16:00, Konrad Rzeszutek Wilk ha scritto: > >With this long thread I lost a bit context about the challenges > >that exists. But let me try summarizing it here - which will hopefully > >get some consensus. > > > >1). Fix

[Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

2014-07-02 Thread Paolo Bonzini
Il 02/07/2014 16:00, Konrad Rzeszutek Wilk ha scritto: With this long thread I lost a bit context about the challenges that exists. But let me try summarizing it here - which will hopefully get some consensus. 1). Fix IGD hardware to not use Southbridge magic addresses. We can moan and moan