RQ 0: range of 1, flags=0x7
>>>>PL330_VFIO: - IRQ 1: range of 1, flags=0x7
>>>>PL330_VFIO: - IRQ 2: range of 1, flags=0x7
>>>>PL330_VFIO: - IRQ 3: range of 1, flags=0x7
>>>> PL330_VFIO: - IRQ 4: range of 1, flags=0x7
Hi Shannon,
Thank you for reporting this issue, the device tree file was indeed missing.
To solve the problem, you can apply the following patch to the
repository you mentioned
(git://github.com/virtualopensystems/arm-dts.git).
For your information, soon we will update the guide with a newer vers
gt;>> Regards,
>>>> alvise
>>>>
>>>> Il 20/06/2014 04:57, Shannon Zhao ha scritto:
>>>>> Hi Bharat,
>>>>>
>>>>> Thanks for your advice .
>>>>>
>>>>> I'm u
riginal Message-
>>>> From: Shannon Zhao [mailto:zhaoshengl...@huawei.com]
>>>> Sent: Tuesday, June 24, 2014 1:16 PM
>>>> To: Bhushan Bharat-R65777; Alvise Rigo; a.mota...@virtualopensystems.com;
>>>> iommu@lists.linux-foundation.org; kvm...@lists.cs.columbi
tems.com;
>> iommu@lists.linux-foundation.org; kvm...@lists.cs.columbia.edu
>> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA device
>>
>> Hi Alvise,
>>
>> I run following cmds :
>> echo 2c0a.dma > /sys/bus/platform/drivers/vfio-platfor
From: kvmarm-boun...@lists.cs.columbia.edu [mailto:kvmarm-
>>>> boun...@lists.cs.columbia.edu] On Behalf Of Shannon Zhao
>>>> Sent: Thursday, June 19, 2014 2:45 PM
>>>> To: Alvise Rigo; a.mota...@virtualopensystems.com; iommu@lists.linux-
>>>> founda
/3 (label pty0-base)
>>>>> PL330_VFIO: === VFIO device file descriptor 13 ===
>>>>> Device has 1 region(s):
>>>>> PL330_VFIO: - Region 0: size=0x1000 offset=0x0 flags=0x7
>>>>> PL330_VFIO: - IRQ 0: range of 1, flags=0x7
>>>>
; iommu@lists.linux-foundation.org; kvm...@lists.cs.columbia.edu;
>> zhangchengx...@huawei.com
>> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA device
>>
>> Hi Alvise,
>>
>> Thanks for your help.
>> Now I can see /dev/vfio/vfio and /dev/vfio/0 a
e.com wrote:
>>>
>>>
>>>> -Original Message-
>>>> From: Shannon Zhao [mailto:zhaoshengl...@huawei.com]
>>>> Sent: Thursday, June 19, 2014 5:47 PM
>>>> To: Bhushan Bharat-R65777; Alvise Rigo; a.mota...@virtualopen
Hi Alvise,
Thanks for your reply.
I have apply the patch and could see the DMA devices.
But there is no vosys_dmatest int the directory "/sys/kernel/debug/" after
mounting debugfs.
I found that the branch vfio-platform-v4 doesn't contain the module
vosys_dmatest.
Then I port it from the branch p
o:eric.au...@linaro.org]
>>> Sent: Thursday, June 19, 2014 3:41 PM
>>> To: Shannon Zhao; Bhushan Bharat-R65777; Alvise Rigo;
>>> a.mota...@virtualopensystems.com; iommu@lists.linux-foundation.org;
>>> kvm...@lists.cs.columbia.edu
>>> Subject: Re: Vfio-on-arm:
ote:
>>
>>
>>> -Original Message-
>>> From: Shannon Zhao [mailto:zhaoshengl...@huawei.com]
>>> Sent: Thursday, June 19, 2014 5:47 PM
>>> To: Bhushan Bharat-R65777; Alvise Rigo; a.mota...@virtualopensystems.com;
>>> iommu@lists.linux-f
Property '.vfio_group' not found
>>>
>>> Thanks,
>>> Shannon
>>> On 2014/6/24 16:08, bharat.bhus...@freescale.com wrote:
>>>>
>>>>
>>>>> -Original Message-
>>>>> From: Shannon Zhao [mailto:zhaoshengl..
nnon Zhao [mailto:zhaoshengl...@huawei.com]
>>>> Sent: Thursday, June 19, 2014 5:38 PM
>>>> To: Alvise Rigo; Bhushan Bharat-R65777;
>>>> a.mota...@virtualopensystems.com; iommu@lists.linux-foundation.org;
>>>> kvm...@lists.cs.columbia.edu
>>
ent: Tuesday, June 24, 2014 1:16 PM
>>> To: Bhushan Bharat-R65777; Alvise Rigo; a.mota...@virtualopensystems.com;
>>> iommu@lists.linux-foundation.org; kvm...@lists.cs.columbia.edu;
>>> zhangchengx...@huawei.com
>>> Subject: Re: Vfio-on-arm: the device tree
;
>>> On 2014/6/19 20:20, bharat.bhus...@freescale.com wrote:
>>>>
>>>>
>>>>> -Original Message-----
>>>>> From: Shannon Zhao [mailto:zhaoshengl...@huawei.com]
>>>>> Sent: Thursday, June 19, 2014 5:47
com]
>> Sent: Tuesday, June 24, 2014 1:16 PM
>> To: Bhushan Bharat-R65777; Alvise Rigo; a.mota...@virtualopensystems.com;
>> iommu@lists.linux-foundation.org; kvm...@lists.cs.columbia.edu;
>> zhangchengx...@huawei.com
>> Subject: Re: Vfio-on-arm: the device tree d
>> To: Alvise Rigo; a.mota...@virtualopensystems.com; iommu@lists.linux-
>>>>> foundation.org; kvm...@lists.cs.columbia.edu
>>>>> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA device
>>>>>
>>>>> Hi Alvise,
>&
columbia.edu] On Behalf Of Shannon Zhao
>>> Sent: Thursday, June 19, 2014 2:45 PM
>>> To: Alvise Rigo; a.mota...@virtualopensystems.com; iommu@lists.linux-
>>> foundation.org; kvm...@lists.cs.columbia.edu
>>> Subject: Re: Vfio-on-arm: the device tree does not conta
e-
>>>>>> From: kvmarm-boun...@lists.cs.columbia.edu [mailto:kvmarm-
>>>>>> boun...@lists.cs.columbia.edu] On Behalf Of Shannon Zhao
>>>>>> Sent: Thursday, June 19, 2014 2:45 PM
>>>>>> To: Alvise Rigo; a.mota...@virtualopensys
gt; I'm using the rootfs getting from the url
>>>> "http://www.virtualopensystems.com/downloads/guides/kvm_on_arm/fs-alip-armel.cramfs";.
>>>>
>>>> Can you give me another link to get a newer rootfs?
>>>>
>>>> Thank y
t;>>> To: Alvise Rigo; a.mota...@virtualopensystems.com; iommu@lists.linux-
>>>> foundation.org; kvm...@lists.cs.columbia.edu
>>>> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA device
>>>>
>>>> Hi Alvise,
>>>>
>>>> Th
PM
>> To: Alvise Rigo; a.mota...@virtualopensystems.com; iommu@lists.linux-
>> foundation.org; kvm...@lists.cs.columbia.edu
>> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA device
>>
>> Hi Alvise,
>>
>> Thanks for your reply.
>
engx...@huawei.com
> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA device
>
> Hi Bharat,
>
> Thanks for your help.
>
> I executed the following cmd:
> echo vfio-platform >
> /sys/bus/platform/devices/2c0a.dma/driver_override
You have to
engx...@huawei.com
> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA device
>
> Hi Alvise,
>
> Thanks for your help.
> Now I can see /dev/vfio/vfio and /dev/vfio/0 after executing "echo
> 2c0a.dma
> > /sys/bus/platform/drivers/vfio-platfor
ay, June 19, 2014 5:38 PM
> >> To: Alvise Rigo; Bhushan Bharat-R65777;
> >> a.mota...@virtualopensystems.com; iommu@lists.linux-foundation.org;
> >> kvm...@lists.cs.columbia.edu
> >> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA
> >&g
ssage-
> >>>>>> From: kvmarm-boun...@lists.cs.columbia.edu [mailto:kvmarm-
> >>>>>> boun...@lists.cs.columbia.edu] On Behalf Of Shannon Zhao
> >>>>>> Sent: Thursday, June 19, 2014 2:45 PM
> >>>>>> To: Alvise R
ota...@virtualopensystems.com; iommu@lists.linux-foundation.org;
>> kvm...@lists.cs.columbia.edu
>> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA device
>>
>> On 06/19/2014 11:38 AM, Shannon Zhao wrote:
>>> Hi Bharat,
>>>
>>> On 201
essage-
> >>> From: kvmarm-boun...@lists.cs.columbia.edu [mailto:kvmarm-
> >>> boun...@lists.cs.columbia.edu] On Behalf Of Shannon Zhao
> >>> Sent: Thursday, June 19, 2014 2:45 PM
> >>> To: Alvise Rigo; a.mota...@virtualopensystems.com; iommu@lists.linux-
du] On Behalf Of Shannon Zhao
>>> Sent: Thursday, June 19, 2014 2:45 PM
>>> To: Alvise Rigo; a.mota...@virtualopensystems.com; iommu@lists.linux-
>>> foundation.org; kvm...@lists.cs.columbia.edu
>>> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA
; iommu@lists.linux-
> > foundation.org; kvm...@lists.cs.columbia.edu
> > Subject: Re: Vfio-on-arm: the device tree does not contain the DMA
> > device
> >
> > Hi Alvise,
> >
> > Thanks for your reply.
> > I have apply the patch and could see
oundation.org; kvm...@lists.cs.columbia.edu
> Subject: Re: Vfio-on-arm: the device tree does not contain the DMA device
>
> Hi Alvise,
>
> Thanks for your reply.
> I have apply the patch and could see the DMA devices.
> But there is no vosys_dmatest int the directory "/sys/kernel/debu
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