Re: [Xen-devel] Cannot start Fedora 19 HVM domU with VGA passthru

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Wed, Jul 17, 2013 at 11:33:50PM +0800, Singapore Citizen Mr. Teo En Ming 
(Zhang Enming) wrote:
> Hi,
> 
> I can start Windows 8 Enterprise and Windows 8.1 Pro HVM domUs but I
> cannot start Fedora 19 HVM domU. The domU configuration files
> between Windows 8 HVM domUs and Fedora 19 HVM domU are very similar,
> basically Fedora 19 HVM domU configuration file is copied from
> Windows 8 HVM domU. When I tried to start Fedora 19 HVM domU, the
> LCD monitor remains blank screen permanently.
> 
> I have attached Fedora 19 HVM domU configuration file and the
> relevant log files.
> 
> Please advise.
> 
> Thank you very much.
>

You forgot to mention this issue is related to VGA passthru in the subject.

Does the F19 HVM guest start if you disable gfx_passthru, and remove the GPU 
from the pci = [] list,
so only passthru the USB stuff etc ? 

 
> device_model_version="qemu-xen-traditional"
> name="Fedora19"
> builder="hvm"
> vcpus=4
> memory=2048
> on_poweroff="destroy"
> on_reboot="restart"
> on_crash="destroy"
> disk=[ 'format=raw, vdev=hda, access=rw, 
> target=/etc/xen/images/fedora19.img', 'format=raw, vdev=hdc, access=ro, 
> devtype=cdrom, target=/home/teo-en-ming/Fedora-19-x86_64-DVD.iso' ]
> vif=[ 'bridge=virbr0,type=ioemu,model=e1000' ]
> #boot=[c|d|n]
> #Selects the emulated virtual device to boot from. Options are hard disk (c), 
> cd-rom (d) or network/PXE (n).
> #Multiple options can be given and will be attempted in the order they are 
> given. e.g. to boot from cd-rom
> #but fallback to the hard disk you can give dc. The default is cd.
> #boot="dc"
> boot="c"
> acpi=1
> #xen_platform_pci=1
> #viridian=1
> #stdvga=1
> vnc=1
> vnclisten="0.0.0.0"
> vncdisplay=0
> vncunused=1
> vncpasswd=""
> sdl=0
> usb=1
> usbdevice="tablet"
> # Enable Xen VGA Passthrough
> gfx_passthru=1
> # VGA Passthrough Gigabyte Geforce GTX 560 1 GB GDDR5 PCI Express x16 VGA 
> card.
> #pci = [ 
> '01:00.0','01:00.1','00:1b.0','00:1a.0','00:1a.1','00:1a.2','00:1a.7','00:1d.0','00:1d.1','00:1d.2','00:1d.7'
>  ]
> # PCI Passthrough Intel HD Audio Controller.
> #pci = [ '00:1b.0' ]
> # PCI Passthrough all the USB Controllers.
> # pci = [ 
> '00:1a.0','00:1a.1','00:1a.2','00:1a.7','00:1d.0','00:1d.1','00:1d.2','00:1d.7'
>  ]
> # Passthrough Intel HD Graphics 4600, audio controllers and USB controllers
> pci = [ '00:02.0','00:03.0','00:14.0','00:1a.0','00:1b.0','00:1d.0' ]
> #pci = [ '00:02.0' ]


> dm-command: hot insert pass-through pci dev 
> register_real_device: Assigning real physical device 00:02.0 ...
> register_real_device: Disable MSI translation via per device option
> register_real_device: Disable power management
> pt_iomul_init: Error: pt_iomul_init can't open file /dev/xen/pci_iomul: No 
> such file or directory: 0x0:0x2.0x0

I wonder what these /dev/xen/pci_iomul errors are .. 



> pt_register_regions: IO region registered (size=0x00400000 
> base_addr=0xee400004)
> pt_register_regions: IO region registered (size=0x10000000 
> base_addr=0xd000000c)
> pt_register_regions: IO region registered (size=0x00000040 
> base_addr=0x0000f001)
> pci_intx: intx=1
> register_real_device: Real physical device 00:02.0 registered successfuly!
> IRQ type = INTx
> dm-command: hot insert pass-through pci dev 
> register_real_device: Assigning real physical device 00:03.0 ...
> register_real_device: Disable MSI translation via per device option
> register_real_device: Disable power management
> pt_iomul_init: Error: pt_iomul_init can't open file /dev/xen/pci_iomul: No 
> such file or directory: 0x0:0x3.0x0
> pt_register_regions: IO region registered (size=0x00004000 
> base_addr=0xee834004)
> pci_intx: intx=1
> register_real_device: Real physical device 00:03.0 registered successfuly!
> IRQ type = INTx
> dm-command: hot insert pass-through pci dev 
> register_real_device: Assigning real physical device 00:14.0 ...
> register_real_device: Disable MSI translation via per device option
> register_real_device: Disable power management
> pt_iomul_init: Error: pt_iomul_init can't open file /dev/xen/pci_iomul: No 
> such file or directory: 0x0:0x14.0x0
> pt_register_regions: IO region registered (size=0x00010000 
> base_addr=0xee820004)
> pci_intx: intx=1
> register_real_device: Real physical device 00:14.0 registered successfuly!
> IRQ type = INTx
> dm-command: hot insert pass-through pci dev 
> register_real_device: Assigning real physical device 00:1a.0 ...
> register_real_device: Disable MSI translation via per device option
> register_real_device: Disable power management
> pt_iomul_init: Error: pt_iomul_init can't open file /dev/xen/pci_iomul: No 
> such file or directory: 0x0:0x1a.0x0
> pt_register_regions: IO region registered (size=0x00000400 
> base_addr=0xee83c000)
> pci_intx: intx=1
> register_real_device: Real physical device 00:1a.0 registered successfuly!
> IRQ type = INTx
> dm-command: hot insert pass-through pci dev 
> register_real_device: Assigning real physical device 00:1b.0 ...
> register_real_device: Disable MSI translation via per device option
> register_real_device: Disable power management
> pt_iomul_init: Error: pt_iomul_init can't open file /dev/xen/pci_iomul: No 
> such file or directory: 0x0:0x1b.0x0

And here.. 

> pt_register_regions: IO region registered (size=0x00004000 
> base_addr=0xee830004)
> pci_intx: intx=1
> register_real_device: Real physical device 00:1b.0 registered successfuly!
> IRQ type = INTx
> dm-command: hot insert pass-through pci dev 
> register_real_device: Assigning real physical device 00:1d.0 ...
> register_real_device: Disable MSI translation via per device option
> register_real_device: Disable power management
> pt_iomul_init: Error: pt_iomul_init can't open file /dev/xen/pci_iomul: No 
> such file or directory: 0x0:0x1d.0x0

And here aswell. 


> pt_register_regions: IO region registered (size=0x00000400 
> base_addr=0xee83b000)
> pci_intx: intx=1
> register_real_device: Real physical device 00:1d.0 registered successfuly!
> IRQ type = INTx
> igd_write_opregion: Map OpRegion: bcaec018 -> fdffc018
> pt_iomem_map: e_phys=e0000000 maddr=d0000000 type=8 len=268435456 index=2 
> first_map=1
> pt_iomem_map: e_phys=f1000000 maddr=ee400000 type=0 len=4194304 index=0 
> first_map=1
> pt_iomem_map: e_phys=f1620000 maddr=ee820000 type=0 len=65536 index=0 
> first_map=1
> pt_iomem_map: e_phys=f1630000 maddr=ee834000 type=0 len=16384 index=0 
> first_map=1
> pt_iomem_map: e_phys=f1634000 maddr=ee830000 type=0 len=16384 index=0 
> first_map=1
> pt_iomem_map: e_phys=f1638000 maddr=ee83c000 type=0 len=4096 index=0 
> first_map=1
> pt_iomem_map: e_phys=f1639000 maddr=ee83b000 type=0 len=4096 index=0 
> first_map=1
> pt_ioport_map: e_phys=c100 pio_base=f000 len=64 index=4 first_map=1

> Waiting for domain Fedora19 (domid 3) to die [pid 3747]
> Domain 3 has been destroyed.


-- Pasi


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