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Re: [Qemu-devel] Isuue assiging devices using VFIO on x86
From: |
Alex Williamson |
Subject: |
Re: [Qemu-devel] Isuue assiging devices using VFIO on x86 |
Date: |
Tue, 28 Aug 2012 23:46:26 -0700 |
On Tue, 2012-08-28 at 17:10 +0000, Bhushan Bharat-R65777 wrote:
>
> > -----Original Message-----
> > From: Alex Williamson [mailto:address@hidden
> > Sent: Tuesday, August 28, 2012 9:27 PM
> > To: Bhushan Bharat-R65777
> > Cc: address@hidden; Avi Kivity; address@hidden
> > Subject: Re: Isuue assiging devices using VFIO on x86
> >
> > On Tue, 2012-08-28 at 09:23 +0000, Bhushan Bharat-R65777 wrote:
> > > Hi Alex,
> > >
> > > In my susyem I have following devices:
> > >
> > > I tried assigning a following PCI devices:
> > > 00:03.0 Communication controller: Intel Corporation 4 Series Chipset HECI
> > Controller (rev 03)
> > > 00:03.2 IDE interface: Intel Corporation 4 Series Chipset PT IDER
> > > Controller
> > (rev 03)
> > > 00:03.3 Serial controller: Intel Corporation 4 Series Chipset Serial KT
> > Controller (rev 03)
> > >
> > > and getting below error:
> > >
> > > ---------------
> > > Command:
> > > -------
> > > qemu-system-x86_64 -enable-kvm -nographic -kernel
> > > /boot/vmlinuz-3.6.0-rc2+ -
> > initrd /boot/initramfs-3.6.0-rc2+.img -append "root=/dev/sda1" -m 1024
> > -drive
> > file=/home/kvmdev/debian_squeeze_amd64_standard.qcow2 -device vfio-
> > pci,host=0000:00:03.0 -device vfio-pci,host=0000:00:03.2 -device vfio-
> > pci,host=0000:00:03.3
> > >
> > > Error prints:
> > > ----
> > > qemu-system-x86_64: -device vfio-pci,host=0000:00:03.0: Warning, device
> > 0000:00:03.0 does not support reset
> > >
> > > qemu-system-x86_64: -device vfio-pci,host=0000:00:03.0: VFIO 0000:00:03.0
> > > BAR
> > 0 is too small to mmap, this may affect performance.
> > >
> > > qemu-system-x86_64: -device vfio-pci,host=0000:00:03.2: Warning, device
> > 0000:00:03.2 does not support reset
> > >
> > > qemu-system-x86_64: -device vfio-pci,host=0000:00:03.3: Warning, device
> > 0000:00:03.3 does not support reset
> > >
> > > qemu: hardware error: register_ioport_read: invalid opaque for address
> > > 0x3f6
> > > CPU #0:
> > > EAX=80000003 EBX=3ffe0e80 ECX=80000003 EDX=00000cfc
> > > ESI=00002800 EDI=80002804 EBP=00006fc0 ESP=00006f38
> > > EIP=3ffec005 EFL=00000086 [--S--P-] CPL=0 II=0 A20=1 SMM=0 HLT=0
> > > ES =0010 00000000 ffffffff 00c09300 DPL=0 DS [-WA]
> > > CS =0008 00000000 ffffffff 00c09b00 DPL=0 CS32 [-RA]
> > > SS =0010 00000000 ffffffff 00c09300 DPL=0 DS [-WA]
> > > DS =0010 00000000 ffffffff 00c09300 DPL=0 DS [-WA]
> > > FS =0010 00000000 ffffffff 00c09300 DPL=0 DS [-WA]
> > > GS =0010 00000000 ffffffff 00c09300 DPL=0 DS [-WA]
> > > LDT=0000 00000000 0000ffff 00008200 DPL=0 LDT
> > > TR =0000 00000000 0000ffff 00008b00 DPL=0 TSS32-busy
> > > GDT= 000fcd68 00000037
> > > IDT= 000fdb60 00000000
> > > CR0=00000011 CR2=00000000 CR3=00000000 CR4=00000000
> > > DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000
> > DR3=0000000000000000
> > > DR6=00000000ffff0ff0 DR7=0000000000000400
> > > EFER=0000000000000000
> > > FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
> > > FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
> > > FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
> > > FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
> > > FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
> > > XMM00=00000000000000000000000000000000
> > > XMM01=00000000000000000000000000000000
> > > XMM02=00000000000000000000000000000000
> > > XMM03=00000000000000000000000000000000
> > > XMM04=00000000000000000000000000000000
> > > XMM05=00000000000000000000000000000000
> > > XMM06=00000000000000000000000000000000
> > > XMM07=00000000000000000000000000000000
> > > Aborted (core dumped)
> > >
> > > --------------------
> > >
> > > Linux: http://github.com/awilliam/linux-vfio.git next
> > > Qemu: https://github.com/awilliam/qemu-vfio.git iommu-group-vfio
> > >
> > > Any idea what's is the issue.
> >
> > Please try the vfio-pci-for-qemu-1.2-v3 qemu-vfio.git tag, I'm not even
> > sure what's in that old iommu-group-vfio branch. Thanks,
>
> Can you share the command to configure qemu?
Nothing special: ./configure
I sometimes set --prefix or --target-list, but nothing that changes the
binaries. Thanks,
Alex
- [Qemu-devel] Isuue assiging devices using VFIO on x86, Bhushan Bharat-R65777, 2012/08/28
- Re: [Qemu-devel] Isuue assiging devices using VFIO on x86, Alex Williamson, 2012/08/28
- Re: [Qemu-devel] Isuue assiging devices using VFIO on x86, Bhushan Bharat-R65777, 2012/08/28
- Re: [Qemu-devel] Isuue assiging devices using VFIO on x86,
Alex Williamson <=
- Re: [Qemu-devel] Isuue assiging devices using VFIO on x86, Bhushan Bharat-R65777, 2012/08/29
- Re: [Qemu-devel] Isuue assiging devices using VFIO on x86, Alex Williamson, 2012/08/29
- Re: [Qemu-devel] Isuue assiging devices using VFIO on x86, Bhushan Bharat-R65777, 2012/08/29
- Re: [Qemu-devel] Isuue assiging devices using VFIO on x86, Alex Williamson, 2012/08/29
- Re: [Qemu-devel] Isuue assiging devices using VFIO on x86, Bhushan Bharat-R65777, 2012/08/29
- Re: [Qemu-devel] Isuue assiging devices using VFIO on x86, Alex Williamson, 2012/08/29