Re: Xen data from meta-virtualization layer

2022-02-05 Thread Julien Grall
On 04/02/2022 23:29, Julien Grall wrote: This message is harmless. This is printed because Xen on Arm doesn't hypercall the hypercall to add a PCI device. On Arm, I meant "doesn't need the hypercall...". we don't need it yet (it might be necessary for PCI passthrough) and MSI/MSI-X are han

Re: Xen data from meta-virtualization layer

2022-02-04 Thread Michael Walle
Hi Julien, Am 2022-02-05 00:29, schrieb Julien Grall: [..] But not a very user friendly one, though. I guess the first UART is disabled/removed by Xen? I haven't looked at how it is handled. Can't we search for other uarts with the same interrupt and disable these, too? Maybe conditionally by t

Re: Xen data from meta-virtualization layer

2022-02-04 Thread Julien Grall
Hi Michael, On Fri, 4 Feb 2022 at 22:42, Michael Walle wrote: > Am 2022-02-04 22:11, schrieb Stefano Stabellini: > > On Fri, 4 Feb 2022, Michael Walle wrote: > >> > In regards to the reserved-memory regions, maybe we are not seeing them > >> > because Leo posted the host device tree, not the one

Re: Xen data from meta-virtualization layer

2022-02-04 Thread Michael Walle
Hi Stefano, Am 2022-02-04 22:11, schrieb Stefano Stabellini: On Fri, 4 Feb 2022, Michael Walle wrote: > In regards to the reserved-memory regions, maybe we are not seeing them > because Leo posted the host device tree, not the one passed at runtime > from u-boot to Linux? > > If so, Leo, could

Re: Xen data from meta-virtualization layer

2022-02-04 Thread Stefano Stabellini
On Fri, 4 Feb 2022, Michael Walle wrote: > > In regards to the reserved-memory regions, maybe we are not seeing them > > because Leo posted the host device tree, not the one passed at runtime > > from u-boot to Linux? > > > > If so, Leo, could you please boot Linux on native (no Xen) and get the >

Re: Xen data from meta-virtualization layer

2022-02-04 Thread Michael Walle
Hi all, > + Zhiqiang Hou > > On Tue, 24 Nov 2020, Leo Krueger wrote: > > > >>> On Tue, 17 Nov 2020, Leo Krueger wrote: > > > Hi, > > > > > > I enabled CONFIG_HAS_ITS (what a stupid mistake by me to not set it > > > before...) but then had to add the following node to my device

Re: Xen data from meta-virtualization layer

2020-11-23 Thread Julien Grall
On 23/11/2020 11:41, Rahul Singh wrote: Hello , Hi Rahul, On 22 Nov 2020, at 10:55 pm, Leo Krueger wrote: root@kontron-sal28:~# ip link set up dev gbe0 (XEN) vgic-v3-its.c:902:d0v0 vITS cmd 0x0c: 0017000c 0001 (XEN) vgic-v3-its.c:902

Re: Xen data from meta-virtualization layer

2020-11-23 Thread Rahul Singh
Hello , > On 22 Nov 2020, at 10:55 pm, Leo Krueger wrote: > > Hi Julien, > > finally I could try out what you suggested, please find my answers inline. > >> -Ursprüngliche Nachricht- >> Von: Julien Grall >> Gesendet: Mittwoch, 18. November 2020 13:24 >> An: Stefano Stabellini ; Leo Kr

Re: Xen data from meta-virtualization layer

2020-11-18 Thread Rahul Singh
Hello Stefano, > On 17 Nov 2020, at 11:53 pm, Stefano Stabellini > wrote: > > Adding Bertrand, Oleksandr, Julien, and others -- they have a more > recent experience with GICv3 ITS than me and might be able to help. > I am attaching the device tree Leo sent a few days ago for reference. > > >