[SeaBIOS] [Qemu-devel] seabios serial console vs. sgabios
Paolo Bonzini
pbonzini at redhat.com
Thu Nov 2 17:13:28 CET 2017
On 02/11/2017 17:11, Daniel P. Berrange wrote:
> Historically libvirt will always use '-device sgabios' if the user has
> requested <bios useserial='yes'/>. So if that -device arg is given, I
> think QEMU must honour it, which implies QEMU must disable Seabios'
> own built-in serial console impl in that scenario.
We should also change libvirt to produce
-device sga (if sga supported)
-machine graphics=off (if -machine graphics supported)
On old QEMU, -machine graphics=off will be ignored. On new QEMU and/or
SeaBIOS, we should ensure that specifying both has the right effect.
Paolo
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