Re: [Xen-devel] [Qemu-devel] [PATCH v3 2/4] GlobalProperty: Display warning about unused -global

[Fabio Fantoni <fabio.fantoni@xxxxxxx>]

Il 18/04/2014 17:59, Andreas Färber ha scritto:
> Am 18.04.2014 17:36, schrieb Fabio Fantoni:
> > 2014-04-18 17:21 GMT+02:00 Andreas Färber <afaerber@xxxxxxx
> > <mailto:afaerber@xxxxxxx>>:
> >
> >      Hi Don,
> >
> >      Am 25.03.2014 00 <tel:25.03.2014%2000>:55, schrieb Don Slutz:
> >      > This can help a user understand why -global was ignored.
> >      >
> >      > For example: with "-vga cirrus"; "-global vga.vgamem_mb=16" is just
> >      > ignored when "-global cirrus-vga.vgamem_mb=16" is not.
> >      >
> >      > This is currently clear when the wrong property is provided:
> >      >
> >      > out/x86_64-softmmu/qemu-system-x86_64 -global
> >      cirrus-vga.vram_size_mb=16 -monitor pty -vga cirrus
> >      > char device redirected to /dev/pts/20 (label compat_monitor0)
> >      > qemu-system-x86_64: Property '.vram_size_mb' not found
> >      > Aborted (core dumped)
> >      >
> >      > vs
> >      >
> >      > out/x86_64-softmmu/qemu-system-x86_64 -global vga.vram_size_mb=16
> >      -monitor pty -vga cirrus
> >      > char device redirected to /dev/pts/20 (label compat_monitor0)
> >      > VNC server running on `::1:5900'
> >      > ^Cqemu: terminating on signal 2
> >
> >
> > I added the cirrus video memory setting in libxl time ago (using -global
> > vga.vram_size_mb), testing it with qemu 1.3 and also on qemu 1.6 when I
> > changed from -vga to -device if I remember good.
> > Has been changed in recent versions or something was not right even
> > though it seemed right to me?
> There are multiple graphics cards to choose from. When using -vga std or
> -device vga, then -global vga.foo=bar gets used; if -vga cirrus or
> -device cirrus-vga then it needs to be -global cirrus-vga.foo=bar and
> any -global vga.foo=bar gets ignored - unless you manage to add it as
> secondary (PCI) graphics card.
Thanks for your reply.
Can you tell me if also -device cirrus-vga,vram_size_mb=N is correct and 
working?
Thanks for any reply.
> Regards,
> Andreas
>
> P.S. Please remember to use text format mails.

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