Re: [Qemu-devel] vmwarevga regression (broken with two Linux and FreeBSD guests)

[WaxDragon <waxdragon@gmail.com>]

On Thu, Apr 3, 2008 at 8:12 PM, Rick Vernam <rickv@hobi.com> wrote:
> On Wednesday 12 March 2008 04:10:24 pm Juergen Lock wrote:
>  > Hmm.  Looks like the latest vmwarevga commits broke *ix/xorg guests.
>  > I tested the 2008-03-11 cvs snapshot with
>  > sidux-2008-01-200803010113-nyx_pre1-kde-lite-i386.iso (debian sid based
>  > Linux livecd) and FreeSBIE-2.0.1-RELEASE.iso (FreeBSD based livecd),
>  > on sidux xorg said:
>  >
>  > (WW) ****INVALID MEM ALLOCATION**** b: 0xf0000000 e: 0xf07fffff correcting
>  ...
>
> >  Just thought I'd mention... :)
>  >       Juergen
>
>  any word on this?
>  I can also report the same result on W2K & WXP guests (both using drivers from
>  most recent vmware-workstation release).
>  in windows' device manager there is a similar message about that memory
>  address.
>
>  I reverted this patch, which restored a working vmware vga device
>  http://cvs.savannah.gnu.org/viewcvs/qemu/hw/vmware_vga.c?cvsroot=qemu&r1=1.7&r2=1.8
>  however, with this patch reverted I get occasional triple-faults.

Confirmed, reverting hw/vmware_vga.c to r4022 restores x.org and
framebuffer functionality.

>
>  Regretably, with the time available to me, I've not yet been able to get a
>  deep enough grasp to do any useful debugging...but I'd be happy to test
>  anything out...

4023's x.org output:
http://waxdragon.homeip.net/~ford/qemu.Xorg.0.log

4022's lspci output:

00:02.0 VGA compatible controller: VMware Inc [VMware SVGA II] PCI
Display Adapter (prog-if 00 [VGA])
        Subsystem: VMware Inc [VMware SVGA II] PCI Display Adapter
        Flags: bus master, fast devsel, latency 64
        I/O ports at c010 [size=16]
        Memory at 20000000 (32-bit, non-prefetchable) [size=512M]

4023's lspci output:

00:02.0 VGA compatible controller: VMware Inc [VMware SVGA II] PCI
Display Adapter (prog-if 00 [VGA])
    Subsystem: VMware Inc [VMware SVGA II] PCI Display Adapter
    Flags: bus master, fast devsel, latency 64
    Memory at f0000000 (32-bit, prefetchable) [size=8M]
    Memory at 20000000 (32-bit, non-prefetchable) [size=512M]

and for reference, vmware workstation 6's lspci:

0000:00:0f.0 VGA compatible controller: VMWare Inc [VMWare SVGA II]
PCI Display Adapter (prog-if 00 [VGA])
    Subsystem: VMWare Inc [VMWare SVGA II] PCI Display Adapter
    Flags: medium devsel
    I/O ports at 10a0 [size=16]
    Memory at f0000000 (32-bit, non-prefetchable) [size=128M]
    Memory at e8000000 (32-bit, non-prefetchable) [size=8M]
    Expansion ROM at <unassigned> [disabled] [size=32K]





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