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Re: [Qemu-devel] [PATCH v9 2/3] virtio-console: Add a virtio-serial bus,
From: |
Amit Shah |
Subject: |
Re: [Qemu-devel] [PATCH v9 2/3] virtio-console: Add a virtio-serial bus, support for multiple ports |
Date: |
Tue, 20 Oct 2009 17:46:59 +0530 |
User-agent: |
Mutt/1.5.19 (2009-01-05) |
On (Tue) Oct 20 2009 [13:05:59], Richard W.M. Jones wrote:
> On Tue, Oct 20, 2009 at 05:31:23PM +0530, Amit Shah wrote:
> > How about (deprecated)? (We need to have this in some general policy of
> > deprecating command-line options.)
>
> No, the important thing is that we can detect somehow that multiport
> virtio console is possible for some random version of qemu that we
> have to work with.
>
> The only feasible way we've been able to discover is to poke qemu with
> various arguments (usually, "qemu -help") and then match on substrings
> in the output.
Hm, probing with -device '?' will get you the new devices:
-device virtio-serial-pci and -device virtserialport are two new devices
added (along with -device virtconsole).
> If there's a better way to do this, please let me know.
I'm not sure of that, but there should be.
> But for now, having "(multiport)" there allows us to detect that
> multiport virtio console is supported.
But suggesting -virtioconsole supports multiport is misleading and
further usage of -virtioconsole is not to be encouraged as well..
> > > I think you mean -device virtconsole here.
> >
> > Yeah; thanks. Will fix.
>
> So is this documentation correct or not?
>
> http://www.linux-kvm.org/page/VMchannel_Requirements#Invocation
Yes, that's updated very recently and is according to what we have now.
Amit
- [Qemu-devel] [PATCH v9 2/3] virtio-console: Add a virtio-serial bus, support for multiple ports, (continued)
- [Qemu-devel] [PATCH v9 2/3] virtio-console: Add a virtio-serial bus, support for multiple ports, Amit Shah, 2009/10/20
- [Qemu-devel] [PATCH v9 3/3] virtio-console: Add a new virtserialport device for generic serial port support, Amit Shah, 2009/10/20
- Re: [Qemu-devel] [PATCH v9 3/3] virtio-console: Add a new virtserialport device for generic serial port support, Gerd Hoffmann, 2009/10/20
- Re: [Qemu-devel] [PATCH v9 3/3] virtio-console: Add a new virtserialport device for generic serial port support, Amit Shah, 2009/10/20
- Re: [Qemu-devel] [PATCH v9 3/3] virtio-console: Add a new virtserialport device for generic serial port support, Gerd Hoffmann, 2009/10/20
- Re: [Qemu-devel] [PATCH v9 3/3] virtio-console: Add a new virtserialport device for generic serial port support, Amit Shah, 2009/10/20
- Re: [Qemu-devel] [PATCH v9 2/3] virtio-console: Add a virtio-serial bus, support for multiple ports, Gerd Hoffmann, 2009/10/20
- Re: [Qemu-devel] [PATCH v9 2/3] virtio-console: Add a virtio-serial bus, support for multiple ports, Richard W.M. Jones, 2009/10/20
- Re: [Qemu-devel] [PATCH v9 2/3] virtio-console: Add a virtio-serial bus, support for multiple ports, Amit Shah, 2009/10/20
- Re: [Qemu-devel] [PATCH v9 2/3] virtio-console: Add a virtio-serial bus, support for multiple ports, Richard W.M. Jones, 2009/10/20
- Re: [Qemu-devel] [PATCH v9 2/3] virtio-console: Add a virtio-serial bus, support for multiple ports,
Amit Shah <=
Re: [Qemu-devel] [PATCH v9 0/3] virtio-console: Add support for multiple ports for generic guest-host communication, Gerd Hoffmann, 2009/10/20
Re: [Qemu-devel] [PATCH v9 0/3] virtio-console: Add support for multiple ports for generic guest-host communication, Dor Laor, 2009/10/20