Re: [Qemu-devel] [RFC PATCH] pci: Use PCI aliases when determining device IOMMU address space

2019-03-28 Thread Robin Murphy
On 28/03/2019 12:53, Auger Eric wrote: Hi Robin, On 3/28/19 11:56 AM, Robin Murphy wrote: On 28/03/2019 10:38, Auger Eric wrote: Hi Alex, [+ Robin] On 3/27/19 5:37 PM, Alex Williamson wrote: On Wed, 27 Mar 2019 14:25:00 +0800 Peter Xu wrote: On Tue, Mar 26, 2019 at 04:55:19PM -0600

Re: [Qemu-devel] [RFC PATCH] pci: Use PCI aliases when determining device IOMMU address space

2019-03-28 Thread Robin Murphy
On 28/03/2019 10:38, Auger Eric wrote: Hi Alex, [+ Robin] On 3/27/19 5:37 PM, Alex Williamson wrote: On Wed, 27 Mar 2019 14:25:00 +0800 Peter Xu wrote: On Tue, Mar 26, 2019 at 04:55:19PM -0600, Alex Williamson wrote: Conventional PCI buses pre-date requester IDs. An IOMMU cannot

Re: [Qemu-devel] [Question] Memory hotplug clarification for Qemu ARM/virt

2019-05-08 Thread Robin Murphy
Hi Shameer, On 08/05/2019 11:15, Shameerali Kolothum Thodi wrote: Hi, This series here[0] attempts to add support for PCDIMM in QEMU for ARM/Virt platform and has stumbled upon an issue as it is not clear(at least from Qemu/EDK2 point of view) how in physical world the hotpluggable memory is

Re: [PATCH v2 9/9] hw/arm/smmuv3: Advertise SMMUv3.2 range invalidation

2020-07-06 Thread Robin Murphy
On 2020-07-02 16:26, Eric Auger wrote: Expose the RIL bit so that the guest driver uses range invalidation. Hmm, this is a v3.2 feature... so strictly, in order to advertise it you would need to claim at least v3.1 in SMMU_AIDR and implement all the mandatory v3.1 behaviour ;) Robin.