Re: [Xen-devel] pvfb: Absolute vs relative mouse tracking mystery

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

On 07/22/2010 04:58 AM, Stefano Stabellini wrote:
> On Thu, 22 Jul 2010, Jeremy Fitzhardinge wrote:
>   
>> I just got a Win7 hvm domain working for the first time in a while, and
>> found that it *isn't* getting proper abs updates.  I even set
>> usbdevice='tablet' in its config...
>>     
>  
> Are you sure?
> The vfb connection between qemu and the stubdom is definitely based on
> absolute mouse events in my tests.
>   

Yep.  I created a domain and its getting relative pointer:

sh-4.0# xl create  -d /etc/xen/win7-ctxs 
Parsing config file /etc/xen/win7-ctxs
(domain
        (domid -1)
        (domain_create_info)
        (hvm 1)
        (hap 1)
        (oos 1)
        (ssidref 0)
        (name win7-ctxs)
        (uuid 8badafad-1c63-8812-b082-2b1cc9002a8d)
        (cpupool Pool-0 (0))
        (xsdata (null))
        (platformdata (null))
        (domain_build_info)
        (max_vcpus 2)
        (tsc_mode 0)
        (max_memkb 1048576)
        (target_memkb 1048576)
        (nomigrate 0)
        (image
                (hvm
                        (loader /usr/lib/xen/boot/hvmloader)
                        (video_memkb 8192)
                        (shadow_memkb 10240)
                        (pae 1)
                        (apic 1)
                        (acpi 1)
                        (nx 1)
                        (viridian 1)
                        (hpet 1)
                        (vpt_align 1)
                        (timer_mode 1)
                        (device_model stubdom-dm)
                        (videoram 8)
                        (stdvga 0)
                        (vnc 1)
                        (vnclisten 0.0.0.0)
                        (vncdisplay 0)
                        (vncunused 1)
                        (keymap (null))
                        (sdl 0)
                        (opengl 0)
                        (nographic 0)
                        (serial pty)
                        (boot cda)
                        (usb 0)
                        (usbdevice tablet)
                        (apic 1)
                )
        )
        (device
                (tap
                        (backend_domid 0)
                        (domid 0)
                        (physpath /dev/vg_lilith-raid/xen-win7-ctxs)
                        (phystype 4)
                        (virtpath hda)
                        (unpluggable 1)
                        (readwrite 1)
                        (is_cdrom 0)
                )
        )
        (device
                (vif
                        (backend_domid 0)
                        (domid 0)
                        (devid 0)
                        (mtu 1492)
                        (model e1000)
                        (mac 00163e23f8c2)
                )
        )
)
xc: info: VIRTUAL MEMORY ARRANGEMENT:
  Loader:        0000000000100000->00000000001766ec
  TOTAL:         0000000000000000->000000003f800000
  ENTRY ADDRESS: 0000000000100000
xc: info: PHYSICAL MEMORY ALLOCATION:
  4KB PAGES: 0x0000000000000200
  2MB PAGES: 0x00000000000001fb
  1GB PAGES: 0x0000000000000000


    J

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