Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hello Sameer, On 19/05/17 07:38, Goel, Sameer wrote: On 12/29/2016 7:04 AM, Julien Grall wrote: ### Finding the StreamID and DeviceID The static table IORT (see [5]) will provide information that will help to deduce the StreamID and DeviceID from a given RID. IORT table will also need

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On 12/29/2016 7:04 AM, Julien Grall wrote: > > ### Finding the StreamID and DeviceID > > The static table IORT (see [5]) will provide information that will help to > deduce the StreamID and DeviceID from a given RID. > IORT table will also need some information on PCI seg to parse through

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Roger, On 15/03/17 16:38, Roger Pau Monn? wrote: On Wed, Mar 15, 2017 at 10:11:35AM -0500, Venu Busireddy wrote: On Wed, Mar 15, 2017 at 12:56:50PM +, Roger Pau Monn? wrote: On Wed, Mar 15, 2017 at 08:42:04AM -0400, Konrad Rzeszutek Wilk wrote: On Wed, Mar 15, 2017 at 12:07:28PM

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Roger, Sorry for the late answer. On 15/03/17 17:00, Roger Pau Monn? wrote: On Wed, Mar 15, 2017 at 11:54:07AM -0500, Venu Busireddy wrote: On Wed, Mar 15, 2017 at 04:38:39PM +, Roger Pau Monn? wrote: On Wed, Mar 15, 2017 at 10:11:35AM -0500, Venu Busireddy wrote: On Wed, Mar 15,

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Mar 15, 2017 at 11:54:07AM -0500, Venu Busireddy wrote: > On Wed, Mar 15, 2017 at 04:38:39PM +, Roger Pau Monn? wrote: > > On Wed, Mar 15, 2017 at 10:11:35AM -0500, Venu Busireddy wrote: > > > On Wed, Mar 15, 2017 at 12:56:50PM +, Roger Pau Monn? wrote: > > > > On Wed, Mar 15, 2017

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Mar 15, 2017 at 04:38:39PM +, Roger Pau Monn? wrote: > On Wed, Mar 15, 2017 at 10:11:35AM -0500, Venu Busireddy wrote: > > On Wed, Mar 15, 2017 at 12:56:50PM +, Roger Pau Monn? wrote: > > > On Wed, Mar 15, 2017 at 08:42:04AM -0400, Konrad Rzeszutek Wilk wrote: > > > > On Wed, Mar

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Mar 15, 2017 at 10:11:35AM -0500, Venu Busireddy wrote: > On Wed, Mar 15, 2017 at 12:56:50PM +, Roger Pau Monn? wrote: > > On Wed, Mar 15, 2017 at 08:42:04AM -0400, Konrad Rzeszutek Wilk wrote: > > > On Wed, Mar 15, 2017 at 12:07:28PM +, Roger Pau Monn? wrote: > > > > On Fri, Mar

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Mar 15, 2017 at 12:56:50PM +, Roger Pau Monn? wrote: > On Wed, Mar 15, 2017 at 08:42:04AM -0400, Konrad Rzeszutek Wilk wrote: > > On Wed, Mar 15, 2017 at 12:07:28PM +, Roger Pau Monn? wrote: > > > On Fri, Mar 10, 2017 at 10:28:43AM -0500, Konrad Rzeszutek Wilk wrote: > > > > On

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Mar 15, 2017 at 08:42:04AM -0400, Konrad Rzeszutek Wilk wrote: > On Wed, Mar 15, 2017 at 12:07:28PM +, Roger Pau Monné wrote: > > On Fri, Mar 10, 2017 at 10:28:43AM -0500, Konrad Rzeszutek Wilk wrote: > > > On Fri, Mar 10, 2017 at 12:23:18PM +0900, Roger Pau Monné wrote: > > > > On

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Mar 15, 2017 at 12:07:28PM +, Roger Pau Monné wrote: > On Fri, Mar 10, 2017 at 10:28:43AM -0500, Konrad Rzeszutek Wilk wrote: > > On Fri, Mar 10, 2017 at 12:23:18PM +0900, Roger Pau Monné wrote: > > > On Thu, Mar 09, 2017 at 07:29:34PM -0500, Konrad Rzeszutek Wilk wrote: > > > > On

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Fri, Mar 10, 2017 at 10:28:43AM -0500, Konrad Rzeszutek Wilk wrote: > On Fri, Mar 10, 2017 at 12:23:18PM +0900, Roger Pau Monné wrote: > > On Thu, Mar 09, 2017 at 07:29:34PM -0500, Konrad Rzeszutek Wilk wrote: > > > On Thu, Mar 09, 2017 at 01:26:45PM +, Julien Grall wrote: > > > > Hi

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Fri, Mar 10, 2017 at 12:23:18PM +0900, Roger Pau Monné wrote: > On Thu, Mar 09, 2017 at 07:29:34PM -0500, Konrad Rzeszutek Wilk wrote: > > On Thu, Mar 09, 2017 at 01:26:45PM +, Julien Grall wrote: > > > Hi Konrad, > > > > > > On 09/03/17 11:17, Konrad Rzeszutek Wilk wrote: > > > > On Thu,

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Thu, Mar 09, 2017 at 07:29:34PM -0500, Konrad Rzeszutek Wilk wrote: > On Thu, Mar 09, 2017 at 01:26:45PM +, Julien Grall wrote: > > Hi Konrad, > > > > On 09/03/17 11:17, Konrad Rzeszutek Wilk wrote: > > > On Thu, Mar 09, 2017 at 11:59:51AM +0900, Roger Pau Monné wrote: > > > > On Wed, Mar

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Thu, Mar 09, 2017 at 01:26:45PM +, Julien Grall wrote: > Hi Konrad, > > On 09/03/17 11:17, Konrad Rzeszutek Wilk wrote: > > On Thu, Mar 09, 2017 at 11:59:51AM +0900, Roger Pau Monné wrote: > > > On Wed, Mar 08, 2017 at 02:12:09PM -0500, Konrad Rzeszutek Wilk wrote: > > > > On Wed, Mar 08,

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Konrad, On 09/03/17 11:17, Konrad Rzeszutek Wilk wrote: On Thu, Mar 09, 2017 at 11:59:51AM +0900, Roger Pau Monné wrote: On Wed, Mar 08, 2017 at 02:12:09PM -0500, Konrad Rzeszutek Wilk wrote: On Wed, Mar 08, 2017 at 07:06:23PM +, Julien Grall wrote: Hi, On 02/02/17 23:06, Stefano

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Thu, Mar 09, 2017 at 11:59:51AM +0900, Roger Pau Monné wrote: > On Wed, Mar 08, 2017 at 02:12:09PM -0500, Konrad Rzeszutek Wilk wrote: > > On Wed, Mar 08, 2017 at 07:06:23PM +, Julien Grall wrote: > > > Hi, > > > > > > On 02/02/17 23:06, Stefano Stabellini wrote: > > > > On Thu, 2 Feb

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Mar 08, 2017 at 02:12:09PM -0500, Konrad Rzeszutek Wilk wrote: > On Wed, Mar 08, 2017 at 07:06:23PM +, Julien Grall wrote: > > Hi, > > > > On 02/02/17 23:06, Stefano Stabellini wrote: > > > On Thu, 2 Feb 2017, Julien Grall wrote: > > > > On 01/02/17 10:55, Roger Pau Monné wrote: > > >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Stefano, On 08/03/2017 19:55, Stefano Stabellini wrote: On Wed, 8 Mar 2017, Konrad Rzeszutek Wilk wrote: On Wed, Mar 08, 2017 at 07:06:23PM +, Julien Grall wrote: Hi, On 02/02/17 23:06, Stefano Stabellini wrote: On Thu, 2 Feb 2017, Julien Grall wrote: On 01/02/17 10:55, Roger Pau

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, 8 Mar 2017, Konrad Rzeszutek Wilk wrote: > On Wed, Mar 08, 2017 at 07:06:23PM +, Julien Grall wrote: > > Hi, > > > > On 02/02/17 23:06, Stefano Stabellini wrote: > > > On Thu, 2 Feb 2017, Julien Grall wrote: > > > > On 01/02/17 10:55, Roger Pau Monné wrote: > > > > > On Wed, Jan 25,

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Mar 08, 2017 at 07:06:23PM +, Julien Grall wrote: > Hi, > > On 02/02/17 23:06, Stefano Stabellini wrote: > > On Thu, 2 Feb 2017, Julien Grall wrote: > > > On 01/02/17 10:55, Roger Pau Monné wrote: > > > > On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: > > > > > On

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi, On 02/02/17 23:06, Stefano Stabellini wrote: On Thu, 2 Feb 2017, Julien Grall wrote: On 01/02/17 10:55, Roger Pau Monné wrote: On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: On 24/01/17 20:07, Stefano Stabellini wrote: On Tue, 24 Jan 2017, Julien Grall wrote: For DT, I

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Thu, Feb 23, 2017 at 04:47:19PM +, Julien Grall wrote: > > Hi Edgar, > > On 22/02/17 04:03, Edgar E. Iglesias wrote: > >On Mon, Feb 13, 2017 at 03:35:19PM +, Julien Grall wrote: > >>On 02/02/17 15:33, Edgar E. Iglesias wrote: > >>>On Wed, Feb 01, 2017 at 07:04:43PM +, Julien Grall

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Edgar, On 22/02/17 04:03, Edgar E. Iglesias wrote: On Mon, Feb 13, 2017 at 03:35:19PM +, Julien Grall wrote: On 02/02/17 15:33, Edgar E. Iglesias wrote: On Wed, Feb 01, 2017 at 07:04:43PM +, Julien Grall wrote: On 31/01/2017 19:06, Edgar E. Iglesias wrote: On Tue, Jan 31, 2017

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Mon, Feb 13, 2017 at 03:35:19PM +, Julien Grall wrote: > On 02/02/17 15:33, Edgar E. Iglesias wrote: > >On Wed, Feb 01, 2017 at 07:04:43PM +, Julien Grall wrote: > >>On 31/01/2017 19:06, Edgar E. Iglesias wrote: > >>>On Tue, Jan 31, 2017 at 05:09:53PM +, Julien Grall wrote: >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Stefano, On 02/14/2017 06:20 PM, Stefano Stabellini wrote: On Tue, 14 Feb 2017, Julien Grall wrote: Hi Stefano, On 02/13/2017 07:59 PM, Stefano Stabellini wrote: On Mon, 13 Feb 2017, Julien Grall wrote: Hi Stefano, On 10/02/17 01:01, Stefano Stabellini wrote: On Fri, 3 Feb 2017, Edgar

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Tue, 14 Feb 2017, Julien Grall wrote: > Hi Stefano, > > On 02/13/2017 07:59 PM, Stefano Stabellini wrote: > > On Mon, 13 Feb 2017, Julien Grall wrote: > >> Hi Stefano, > >> > >> On 10/02/17 01:01, Stefano Stabellini wrote: > >>> On Fri, 3 Feb 2017, Edgar E. Iglesias wrote: > A possible

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Stefano, On 02/13/2017 07:59 PM, Stefano Stabellini wrote: > On Mon, 13 Feb 2017, Julien Grall wrote: >> Hi Stefano, >> >> On 10/02/17 01:01, Stefano Stabellini wrote: >>> On Fri, 3 Feb 2017, Edgar E. Iglesias wrote: A possible hack could be to allocate a chunk of DDR dedicated for PCI

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Mon, 13 Feb 2017, Julien Grall wrote: > Hi Stefano, > > On 10/02/17 01:01, Stefano Stabellini wrote: > > On Fri, 3 Feb 2017, Edgar E. Iglesias wrote: > > > A possible hack could be to allocate a chunk of DDR dedicated for PCI DMA. > > > PCI DMA devs could be locked in to only be able to access

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Roger, On 02/02/17 15:40, Roger Pau Monné wrote: On Wed, Feb 01, 2017 at 07:04:43PM +, Julien Grall wrote: Or maybe we could avoid mapping the doorbell in the guest and let Xen receive an SMMU abort. When receiving the SMMU abort, Xen could sanitize the value and write into the real MSI

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Stefano, On 10/02/17 01:01, Stefano Stabellini wrote: On Fri, 3 Feb 2017, Edgar E. Iglesias wrote: A possible hack could be to allocate a chunk of DDR dedicated for PCI DMA. PCI DMA devs could be locked in to only be able to access this mem + MSI doorbell. Guests can still screw each other

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On 02/02/17 15:33, Edgar E. Iglesias wrote: On Wed, Feb 01, 2017 at 07:04:43PM +, Julien Grall wrote: On 31/01/2017 19:06, Edgar E. Iglesias wrote: On Tue, Jan 31, 2017 at 05:09:53PM +, Julien Grall wrote: Thank you for the documentation. I am trying to understand if we could move

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Fri, 10 Feb 2017, Paul Durrant wrote: > > -Original Message- > [snip] > > > Neither NVIDIA vGPU nor Intel GVT-g are pass-through. They both use > > emulation to synthesize GPU devices for guests and then use the actual GPU > > to service the commands sent by the guest driver to the

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

> -Original Message- [snip] > > Neither NVIDIA vGPU nor Intel GVT-g are pass-through. They both use > emulation to synthesize GPU devices for guests and then use the actual GPU > to service the commands sent by the guest driver to the virtual GPU. So, I > think they fall outside the

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Fri, Feb 10, 2017 at 10:11:53AM +, Paul Durrant wrote: > > -Original Message- > > From: Roger Pau Monne > > Sent: 10 February 2017 09:49 > > To: Stefano Stabellini > > Cc: Julien Grall ; xen-devel > de...@lists.xenproject.org>;

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

> -Original Message- > From: Roger Pau Monne > Sent: 10 February 2017 09:49 > To: Stefano Stabellini > Cc: Julien Grall ; xen-devel de...@lists.xenproject.org>; Edgar Iglesias (edgar.igles...@xilinx.com) > ;

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Feb 01, 2017 at 10:50:49AM -0800, Stefano Stabellini wrote: > On Wed, 1 Feb 2017, Roger Pau Monné wrote: > > On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: > > > Hi Stefano, > > > > > > On 24/01/17 20:07, Stefano Stabellini wrote: > > > > On Tue, 24 Jan 2017, Julien Grall

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Fri, 3 Feb 2017, Edgar E. Iglesias wrote: > On Thu, Feb 02, 2017 at 03:12:52PM -0800, Stefano Stabellini wrote: > > On Thu, 2 Feb 2017, Edgar E. Iglesias wrote: > > > On Wed, Feb 01, 2017 at 07:04:43PM +, Julien Grall wrote: > > > > Hi Edgar, > > > > > > > > On 31/01/2017 19:06, Edgar E.

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Thu, Feb 02, 2017 at 03:12:52PM -0800, Stefano Stabellini wrote: > On Thu, 2 Feb 2017, Edgar E. Iglesias wrote: > > On Wed, Feb 01, 2017 at 07:04:43PM +, Julien Grall wrote: > > > Hi Edgar, > > > > > > On 31/01/2017 19:06, Edgar E. Iglesias wrote: > > > >On Tue, Jan 31, 2017 at 05:09:53PM

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Thu, 2 Feb 2017, Edgar E. Iglesias wrote: > On Wed, Feb 01, 2017 at 07:04:43PM +, Julien Grall wrote: > > Hi Edgar, > > > > On 31/01/2017 19:06, Edgar E. Iglesias wrote: > > >On Tue, Jan 31, 2017 at 05:09:53PM +, Julien Grall wrote: > > >>On 31/01/17 16:53, Edgar E. Iglesias wrote: > >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Thu, 2 Feb 2017, Julien Grall wrote: > Hi Roger, > > On 01/02/17 10:55, Roger Pau Monné wrote: > > On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: > > > Hi Stefano, > > > > > > On 24/01/17 20:07, Stefano Stabellini wrote: > > > > On Tue, 24 Jan 2017, Julien Grall wrote: > > > >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Feb 01, 2017 at 07:04:43PM +, Julien Grall wrote: > Or maybe we could avoid mapping the doorbell in the guest and let Xen > receive an SMMU abort. When receiving the SMMU abort, Xen could sanitize the > value and write into the real MSI doorbell. Not sure if it would works > thought.

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Feb 01, 2017 at 07:04:43PM +, Julien Grall wrote: > Hi Edgar, > > On 31/01/2017 19:06, Edgar E. Iglesias wrote: > >On Tue, Jan 31, 2017 at 05:09:53PM +, Julien Grall wrote: > >>On 31/01/17 16:53, Edgar E. Iglesias wrote: > >>>On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Roger, On 01/02/17 10:55, Roger Pau Monné wrote: On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: Hi Stefano, On 24/01/17 20:07, Stefano Stabellini wrote: On Tue, 24 Jan 2017, Julien Grall wrote: whilst for Device Tree the segment number is not available. So Xen needs to

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Stefano, On 01/02/2017 19:31, Stefano Stabellini wrote: On Wed, 1 Feb 2017, Julien Grall wrote: On 31/01/2017 19:06, Edgar E. Iglesias wrote: On Tue, Jan 31, 2017 at 05:09:53PM +, Julien Grall wrote: On 31/01/17 16:53, Edgar E. Iglesias wrote: On Wed, Jan 25, 2017 at 06:53:20PM

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Stefano, On 31/01/2017 21:58, Stefano Stabellini wrote: On Wed, 25 Jan 2017, Julien Grall wrote: whilst for Device Tree the segment number is not available. So Xen needs to rely on DOM0 to discover the host bridges and notify Xen with all the relevant informations. This will be done via a

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, 1 Feb 2017, Julien Grall wrote: > Hi Edgar, > > On 31/01/2017 19:06, Edgar E. Iglesias wrote: > > On Tue, Jan 31, 2017 at 05:09:53PM +, Julien Grall wrote: > > > On 31/01/17 16:53, Edgar E. Iglesias wrote: > > > > On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: > > > > >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Edgar, On 31/01/2017 19:06, Edgar E. Iglesias wrote: On Tue, Jan 31, 2017 at 05:09:53PM +, Julien Grall wrote: On 31/01/17 16:53, Edgar E. Iglesias wrote: On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: On 24/01/17 20:07, Stefano Stabellini wrote: On Tue, 24 Jan 2017,

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, 1 Feb 2017, Roger Pau Monné wrote: > On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: > > Hi Stefano, > > > > On 24/01/17 20:07, Stefano Stabellini wrote: > > > On Tue, 24 Jan 2017, Julien Grall wrote: > > > > > > whilst for Device Tree the segment number is not available. >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: > Hi Stefano, > > On 24/01/17 20:07, Stefano Stabellini wrote: > > On Tue, 24 Jan 2017, Julien Grall wrote: > > > > > whilst for Device Tree the segment number is not available. > > > > > > > > > > So Xen needs to rely on DOM0 to

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Tue, Jan 31, 2017 at 02:03:16PM -0800, Stefano Stabellini wrote: > On Tue, 31 Jan 2017, Julien Grall wrote: > > > > > > By default all the PCI devices will be assigned to DOM0. So Xen > > > > > > would > > > > > > have > > > > > > to configure the SMMU and Interrupt Controller to allow DOM0 to

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Tue, 31 Jan 2017, Edgar E. Iglesias wrote: > On Tue, Jan 31, 2017 at 05:09:53PM +, Julien Grall wrote: > > Hi Edgar, > > > > Thank you for the feedbacks. > > Hi Julien, > > > > > On 31/01/17 16:53, Edgar E. Iglesias wrote: > > >On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Tue, 31 Jan 2017, Julien Grall wrote: > > > > > By default all the PCI devices will be assigned to DOM0. So Xen would > > > > > have > > > > > to configure the SMMU and Interrupt Controller to allow DOM0 to use > > > > > the PCI > > > > > devices. As mentioned earlier, those subsystems will

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, 25 Jan 2017, Julien Grall wrote: > > > > > whilst for Device Tree the segment number is not available. > > > > > > > > > > So Xen needs to rely on DOM0 to discover the host bridges and notify > > > > > Xen > > > > > with all the relevant informations. This will be done via a new > > > > >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Tue, Jan 31, 2017 at 05:09:53PM +, Julien Grall wrote: > Hi Edgar, > > Thank you for the feedbacks. Hi Julien, > > On 31/01/17 16:53, Edgar E. Iglesias wrote: > >On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: > >>On 24/01/17 20:07, Stefano Stabellini wrote: > >>>On Tue,

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Edgar, Thank you for the feedbacks. On 31/01/17 16:53, Edgar E. Iglesias wrote: On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: On 24/01/17 20:07, Stefano Stabellini wrote: On Tue, 24 Jan 2017, Julien Grall wrote: For generic host bridge, the initialization is inexistent.

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Wed, Jan 25, 2017 at 06:53:20PM +, Julien Grall wrote: > Hi Stefano, > > On 24/01/17 20:07, Stefano Stabellini wrote: > >On Tue, 24 Jan 2017, Julien Grall wrote: > ## Discovering and register hostbridge > > Both ACPI and Device Tree do not provide enough information to fully >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Roger, On 25/01/17 11:42, Roger Pau Monné wrote: On Tue, Jan 24, 2017 at 05:17:06PM +, Julien Grall wrote: On 06/01/17 15:12, Roger Pau Monné wrote: On Thu, Dec 29, 2016 at 02:04:15PM +, Julien Grall wrote: * Add a device * Remove a device * Assign a device to a guest

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On 30/01/17 07:41, Manish Jaggi wrote: Hello Julien, On 01/25/2017 08:55 PM, Julien Grall wrote: Hello Manish, On 25/01/17 04:37, Manish Jaggi wrote: On 01/24/2017 11:13 PM, Julien Grall wrote: On 19/01/17 05:09, Manish Jaggi wrote: I think, PCI passthrough and DOM0 w/ACPI enumerating

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hello Julien, On 01/25/2017 08:55 PM, Julien Grall wrote: > Hello Manish, > > On 25/01/17 04:37, Manish Jaggi wrote: >> On 01/24/2017 11:13 PM, Julien Grall wrote: >>> >>> >>> On 19/01/17 05:09, Manish Jaggi wrote: I think, PCI passthrough and DOM0 w/ACPI enumerating devices on PCI are

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Stefano, On 24/01/17 20:07, Stefano Stabellini wrote: On Tue, 24 Jan 2017, Julien Grall wrote: ## Discovering and register hostbridge Both ACPI and Device Tree do not provide enough information to fully instantiate an host bridge driver. In the case of ACPI, some data may come from ASL,

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hello Manish, On 25/01/17 04:37, Manish Jaggi wrote: On 01/24/2017 11:13 PM, Julien Grall wrote: On 19/01/17 05:09, Manish Jaggi wrote: I think, PCI passthrough and DOM0 w/ACPI enumerating devices on PCI are separate features. Without Xen mapping PCI config space region in stage2 of dom0,

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Tue, Jan 24, 2017 at 05:17:06PM +, Julien Grall wrote: > Hi Roger, > > On 06/01/17 15:12, Roger Pau Monné wrote: > > On Thu, Dec 29, 2016 at 02:04:15PM +, Julien Grall wrote: > > > So given a specific SBDF, it would be possible to find the host bridge > > > and the > > > RID

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Tue, Jan 24, 2017 at 12:07:16PM -0800, Stefano Stabellini wrote: > On Tue, 24 Jan 2017, Julien Grall wrote: > > > > ## Discovering and register hostbridge > > > > > > > > Both ACPI and Device Tree do not provide enough information to fully > > > > instantiate an host bridge driver. In the case

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On 01/24/2017 11:13 PM, Julien Grall wrote: > > > On 19/01/17 05:09, Manish Jaggi wrote: >> Hi Julien, > > Hello Manish, [snip] >> I think, PCI passthrough and DOM0 w/ACPI enumerating devices on PCI are >> separate features. >> Without Xen mapping PCI config space region in stage2 of dom0,

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Julien/Stefano, On 01/24/2017 07:58 PM, Julien Grall wrote: > Hi Stefano, > > On 04/01/17 00:24, Stefano Stabellini wrote: >> On Thu, 29 Dec 2016, Julien Grall wrote: > > [...] > >>> # Introduction >>> >>> PCI passthrough allows to give control of physical PCI devices to guest. >>> This

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Tue, 24 Jan 2017, Julien Grall wrote: > > > ## Discovering and register hostbridge > > > > > > Both ACPI and Device Tree do not provide enough information to fully > > > instantiate an host bridge driver. In the case of ACPI, some data may come > > > from ASL, > > > > The data available from

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On 19/01/17 05:09, Manish Jaggi wrote: Hi Julien, Hello Manish, Please trim the quoted e-mail, it is a bit annoying to try to find where you answer. On 12/29/2016 07:34 PM, Julien Grall wrote: DOM0 will issue the hypercall PHYSDEVOP_pci_host_bridge_add for each host bridge available on

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Roger, On 06/01/17 15:12, Roger Pau Monné wrote: On Thu, Dec 29, 2016 at 02:04:15PM +, Julien Grall wrote: Hi all, The document below is an early version of a design proposal for PCI Passthrough in Xen. It aims to describe from an high level perspective the interaction with the

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Stefano, On 04/01/17 00:24, Stefano Stabellini wrote: On Thu, 29 Dec 2016, Julien Grall wrote: [...] # Introduction PCI passthrough allows to give control of physical PCI devices to guest. This means that the guest will have full and direct access to the PCI device. ARM is supporting

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Julien, On 12/29/2016 07:34 PM, Julien Grall wrote: > Hi all, > > The document below is an early version of a design > proposal for PCI Passthrough in Xen. It aims to > describe from an high level perspective the interaction > with the different subsystems and how guest will be able > to

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Fri, Jan 06, 2017 at 01:12:44PM -0800, Stefano Stabellini wrote: > On Fri, 6 Jan 2017, Edgar E. Iglesias wrote: > > On Thu, Dec 29, 2016 at 02:04:15PM +, Julien Grall wrote: > > > Hi all, > > > > > > The document below is an early version of a design > > > proposal for PCI Passthrough in

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Fri, 6 Jan 2017, Roger Pau Monné wrote: > > bridge. See [6] for more details. > > > > XXX: I think this could be solved by using the host memory layout when > > creating a guest with PCI devices => Detail it. > > I'm not really sure I follow here, but if this write to the MSI doorbell >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Fri, 6 Jan 2017, Edgar E. Iglesias wrote: > On Thu, Dec 29, 2016 at 02:04:15PM +, Julien Grall wrote: > > Hi all, > > > > The document below is an early version of a design > > proposal for PCI Passthrough in Xen. It aims to > > describe from an high level perspective the interaction > >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Thu, Dec 29, 2016 at 02:04:15PM +, Julien Grall wrote: > Hi all, > > The document below is an early version of a design > proposal for PCI Passthrough in Xen. It aims to > describe from an high level perspective the interaction > with the different subsystems and how guest will be able >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Thu, Dec 29, 2016 at 02:04:15PM +, Julien Grall wrote: > Hi all, > > The document below is an early version of a design > proposal for PCI Passthrough in Xen. It aims to > describe from an high level perspective the interaction > with the different subsystems and how guest will be able >

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On Thu, 29 Dec 2016, Julien Grall wrote: > Hi all, > > The document below is an early version of a design > proposal for PCI Passthrough in Xen. It aims to > describe from an high level perspective the interaction > with the different subsystems and how guest will be able > to discover and access

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On 29/12/2016 18:41, Jaggi, Manish wrote: Hi Julien, Please configure you e-mail client to properly quote a e-mail. The [manish] solution is hard to read. *From:* Julien Grall *Sent:*

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Julien, From: Julien Grall Sent: Thursday, December 29, 2016 10:33 PM To: Jaggi, Manish; xen-devel; Stefano Stabellini Cc: Edgar Iglesias (edgar.igles...@xilinx.com); Steve Capper; Punit Agrawal; Wei Chen; Campbell Sean; Shanker

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

On 29/12/2016 14:16, Jaggi, Manish wrote: Hi Julien, Hello Manish, Wouldnt it be better if the design proposed by cavium be extended by discussions and comeup with an agreeable to all design. As I mentioned in my mail, this design is a completely different approach (emulation vs PV).

Re: [Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi Julien, Wouldnt it be better if the design proposed by cavium be extended by discussions and comeup with an agreeable to all design. I didnt see any comments on the one I posted. Putting an altogether new design without commenting on the one posted a month back, might not be a right

[Xen-devel] [early RFC] ARM PCI Passthrough design document

Hi all, The document below is an early version of a design proposal for PCI Passthrough in Xen. It aims to describe from an high level perspective the interaction with the different subsystems and how guest will be able to discover and access PCI. I am aware that a similar design has been posted