Re: [Xen-devel] [RFC] [Draft Design] ACPI/IORT Support in Xen.

2017-10-31 Thread Manish Jaggi
On 10/31/2017 5:03 AM, Goel, Sameer wrote: On 10/12/2017 3:03 PM, Manish Jaggi wrote: ACPI/IORT Support in Xen. -- I had sent out patch series [0] to hide smmu from Dom0 IORT. Extending the scope and including all that is required to support ACPI/IORT in

Re: [Xen-devel] [RFC] [Draft Design] ACPI/IORT Support in Xen.

2017-10-31 Thread Julien Grall
Hi Manish, On 10/31/2017 12:05 PM, Manish Jaggi wrote: On 10/27/2017 7:35 PM, Andre Przywara wrote: When PCI device passthrough is supported, the PCIRC is itself virtual (emulated by Xen). One can have any number of virtual PCIRC  and may be virtual SMMUs. Hence the topology can vary. I think

Re: [Xen-devel] [RFC] [Draft Design] ACPI/IORT Support in Xen.

2017-10-31 Thread Manish Jaggi
On 10/27/2017 7:35 PM, Andre Przywara wrote: Hi, Hey Andre, On 25/10/17 09:22, Manish Jaggi wrote: On 10/23/2017 7:27 PM, Andre Przywara wrote: Hi Manish, On 12/10/17 22:03, Manish Jaggi wrote: ACPI/IORT Support in Xen. -- I had sent out patch

Re: [Xen-devel] [RFC] [Draft Design] ACPI/IORT Support in Xen.

2017-10-31 Thread Julien Grall
Hi Sameer, On 10/30/2017 11:33 PM, Goel, Sameer wrote: On 10/12/2017 3:03 PM, Manish Jaggi wrote: 5. Parsing of IORT in Xen -- I think a Linux like approach will solve the following use cases: 1. Identify the SMMU devices and initialize the devices as needed. 2. API

Re: [Xen-devel] [RFC] [Draft Design] ACPI/IORT Support in Xen.

2017-10-30 Thread Goel, Sameer
On 10/12/2017 3:03 PM, Manish Jaggi wrote: > ACPI/IORT Support in Xen. > -- > > I had sent out patch series [0] to hide smmu from Dom0 IORT. Extending the > scope > and including all that is required to support ACPI/IORT in Xen. Presenting > for review >

Re: [Xen-devel] [RFC] [Draft Design] ACPI/IORT Support in Xen.

2017-10-27 Thread Andre Przywara
Hi, On 25/10/17 09:22, Manish Jaggi wrote: > > > On 10/23/2017 7:27 PM, Andre Przywara wrote: >> Hi Manish, >> >> On 12/10/17 22:03, Manish Jaggi wrote: >>> ACPI/IORT Support in Xen. >>> -- >>> >>> I had sent out patch series [0] to hide smmu from Dom0 IORT.

Re: [Xen-devel] [RFC] [Draft Design] ACPI/IORT Support in Xen.

2017-10-25 Thread Manish Jaggi
On 10/23/2017 8:26 PM, Julien Grall wrote: Hi, On 23/10/17 14:57, Andre Przywara wrote: On 12/10/17 22:03, Manish Jaggi wrote: It is proposed that the idrange of PCIRC and ITS group be constant for domUs. "constant" is a bit confusing here. Maybe "arbitrary", "from scratch" or

Re: [Xen-devel] [RFC] [Draft Design] ACPI/IORT Support in Xen.

2017-10-25 Thread Manish Jaggi
On 10/23/2017 7:27 PM, Andre Przywara wrote: Hi Manish, On 12/10/17 22:03, Manish Jaggi wrote: ACPI/IORT Support in Xen. -- I had sent out patch series [0] to hide smmu from Dom0 IORT. Extending the scope and including all that is required to support

Re: [Xen-devel] [RFC] [Draft Design] ACPI/IORT Support in Xen.

2017-10-23 Thread Julien Grall
Hi, On 23/10/17 14:57, Andre Przywara wrote: On 12/10/17 22:03, Manish Jaggi wrote: It is proposed that the idrange of PCIRC and ITS group be constant for domUs. "constant" is a bit confusing here. Maybe "arbitrary", "from scratch" or "independent from the actual h/w"? I don't think we

Re: [Xen-devel] [RFC] [Draft Design] ACPI/IORT Support in Xen.

2017-10-23 Thread Andre Przywara
Hi Manish, On 12/10/17 22:03, Manish Jaggi wrote: > ACPI/IORT Support in Xen. > -- > > I had sent out patch series [0] to hide smmu from Dom0 IORT. Extending > the scope > and including all that is required to support ACPI/IORT in Xen. > Presenting for review