Re: [Xen-devel] xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen

2017-06-08 Thread Manish Jaggi
On 5/19/2017 1:39 AM, Julien Grall wrote: On 18/05/2017 21:02, Manish Jaggi wrote: In the IORT table using the PCI-RC node, SMMU node and ITS node, RID->StreamID->Device-ID mapping can be generated. As per IORT spec toady, same RID can be mapped to different StreamIDs using two ID Array el

Re: [Xen-devel] xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen

2017-05-18 Thread Julien Grall
On 18/05/2017 21:02, Manish Jaggi wrote: In the IORT table using the PCI-RC node, SMMU node and ITS node, RID->StreamID->Device-ID mapping can be generated. As per IORT spec toady, same RID can be mapped to different StreamIDs using two ID Array elements with same RID range but different outp

Re: [Xen-devel] xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen

2017-05-18 Thread Manish Jaggi
Hi Julien, On 5/18/2017 8:27 PM, Julien Grall wrote: Hello, On 18/05/17 12:59, Manish Jaggi wrote: On 2/27/2017 11:42 PM, Julien Grall wrote: On 02/27/2017 04:58 PM, Shanker Donthineni wrote: Hi Julien, Hi Shanker, Please don't drop people in CC. In my case, any e-mail I am not CCed are s

Re: [Xen-devel] xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen

2017-05-18 Thread Julien Grall
Hello, On 18/05/17 12:59, Manish Jaggi wrote: On 2/27/2017 11:42 PM, Julien Grall wrote: On 02/27/2017 04:58 PM, Shanker Donthineni wrote: Hi Julien, Hi Shanker, Please don't drop people in CC. In my case, any e-mail I am not CCed are skipping my inbox and I may not read them for a while.

Re: [Xen-devel] xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen

2017-05-18 Thread Manish Jaggi
+Chales. Hi Julien, On 2/27/2017 11:42 PM, Julien Grall wrote: On 02/27/2017 04:58 PM, Shanker Donthineni wrote: Hi Julien, Hi Shanker, Please don't drop people in CC. In my case, any e-mail I am not CCed are skipping my inbox and I may not read them for a while. On 02/27/2017 08:12 AM

Re: [Xen-devel] xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen

2017-02-27 Thread Julien Grall
On 02/27/2017 04:58 PM, Shanker Donthineni wrote: Hi Julien, Hi Shanker, Please don't drop people in CC. In my case, any e-mail I am not CCed are skipping my inbox and I may not read them for a while. On 02/27/2017 08:12 AM, Julien Grall wrote: On 27/02/17 13:23, Vijay Kilari wrote: H

Re: [Xen-devel] xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen

2017-02-27 Thread Shanker Donthineni
Hi Julien, On 02/27/2017 08:12 AM, Julien Grall wrote: On 27/02/17 13:23, Vijay Kilari wrote: Hi Julien, Hello Vijay, On Wed, Feb 22, 2017 at 7:40 PM, Julien Grall wrote: Hello, There was few discussions recently about hiding SMMUs from DOM0 when using ACPI. I thought it would be go

Re: [Xen-devel] xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen

2017-02-27 Thread Julien Grall
On 27/02/17 13:23, Vijay Kilari wrote: Hi Julien, Hello Vijay, On Wed, Feb 22, 2017 at 7:40 PM, Julien Grall wrote: Hello, There was few discussions recently about hiding SMMUs from DOM0 when using ACPI. I thought it would be good to have a separate thread for this. When using ACPI, the

Re: [Xen-devel] xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen

2017-02-27 Thread Vijay Kilari
Hi Julien, On Wed, Feb 22, 2017 at 7:40 PM, Julien Grall wrote: > Hello, > > There was few discussions recently about hiding SMMUs from DOM0 when using > ACPI. I thought it would be good to have a separate thread for this. > > When using ACPI, the SMMUs will be described in the IO Remapping Table

[Xen-devel] xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen

2017-02-22 Thread Julien Grall
Hello, There was few discussions recently about hiding SMMUs from DOM0 when using ACPI. I thought it would be good to have a separate thread for this. When using ACPI, the SMMUs will be described in the IO Remapping Table (IORT). The specification can be found on the ARM website [1]. For a