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From: Auger Eric <eric.auger@redhat.com>
To: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>,
	"eric.auger.pro@gmail.com" <eric.auger.pro@gmail.com>,
	"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
	"qemu-arm@nongnu.org" <qemu-arm@nongnu.org>,
	"peter.maydell@linaro.org" <peter.maydell@linaro.org>,
	"mst@redhat.com" <mst@redhat.com>
Cc: "tn@semihalf.com" <tn@semihalf.com>,
	"kevin.tian@intel.com" <kevin.tian@intel.com>,
	"bharat.bhushan@nxp.com" <bharat.bhushan@nxp.com>,
	"peterx@redhat.com" <peterx@redhat.com>
Subject: Re: [Qemu-devel] [RFC v8 15/18] hw/arm/virt: Add virtio-iommu to the virt board
Date: Wed, 14 Nov 2018 17:41:18 +0100	[thread overview]
Message-ID: <8653586f-404f-5b03-30ba-a0eb3676c107@redhat.com> (raw)
In-Reply-To: <2d6c96ce-9eb5-9347-1a75-4e13c0cea0ec@arm.com>

Hi Jean,

On 11/14/18 5:01 PM, Jean-Philippe Brucker wrote:
> On 09/11/2018 11:29, Eric Auger wrote:
>> +static void create_virtio_iommu(VirtMachineState *vms,
>> +                                const char *pciehb_nodename, PCIBus *bus)
>> +{
>> +    const char compat[] = "virtio,pci-iommu";
>> +    uint16_t bdf = 0x8; /* 00:01.0 */
>> +    DeviceState *dev;
>> +    char *node;
>> +
>> +    dev = qdev_create(BUS(bus), TYPE_VIRTIO_IOMMU_PCI);
>> +    object_property_set_bool(OBJECT(dev), true, "realized", &error_fatal);
> 
> For the Arm virt platform, should msi_bypass default to false? Otherwise
> I don't think pass-through to guest userpace will work.
That's correct. It's a regression compared to v7. I will fix this soon
while doing the pc machine integration + resv regions flaws you reported
in the meantime.

Thanks!

Eric
> 
> Thanks,
> Jean
> 

  reply	other threads:[~2018-11-14 16:41 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-09 11:29 [Qemu-devel] [RFC v8 00/18] VIRTIO-IOMMU device Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 01/18] update-linux-headers: Import virtio_iommu.h Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 02/18] linux-headers: Partial update for virtio-iommu v0.8 Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 03/18] virtio-iommu: Add skeleton Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 04/18] virtio-iommu: Decode the command payload Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 05/18] virtio-iommu: Add the iommu regions Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 06/18] virtio-iommu: Endpoint and domains structs and helpers Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 07/18] virtio-iommu: Implement attach/detach command Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 08/18] virtio-iommu: Implement map/unmap Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 09/18] virtio-iommu: Implement translate Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 10/18] virtio-iommu: Implement probe request Eric Auger
2018-11-14 16:01   ` Jean-Philippe Brucker
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 11/18] virtio-iommu: Add an msi_bypass property Eric Auger
2018-11-14 16:01   ` Jean-Philippe Brucker
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 12/18] virtio-iommu: Implement fault reporting Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 13/18] virtio_iommu: Handle reserved regions in translation process Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 14/18] virtio-iommu-pci: Add virtio iommu pci support Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 15/18] hw/arm/virt: Add virtio-iommu to the virt board Eric Auger
2018-11-14 16:01   ` Jean-Philippe Brucker
2018-11-14 16:41     ` Auger Eric [this message]
2018-11-16  9:51       ` Auger Eric
2018-11-22  9:15   ` Bharat Bhushan
2018-11-22  9:25     ` Auger Eric
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 16/18] hw/arm/virt-acpi-build: Introduce fill_iort_idmap helper Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 17/18] hw/arm/virt-acpi-build: Add virtio-iommu node in IORT table Eric Auger
2018-11-09 11:29 ` [Qemu-devel] [RFC v8 18/18] hw/arm/virt: Allow virtio-iommu instantiation Eric Auger

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