Fedora PPC console=? to get serial console

[James Laska]

On Fri, 2009-06-12 at 10:59 +0100, Daniel P. Berrange wrote:
> On Thu, Jun 11, 2009 at 01:34:25PM -0400, Josh Boyer wrote:
> > On Thu, Jun 11, 2009 at 10:38 AM, Richard W.M. Jones<rjones at redhat.com> wrote:
> > >
> > > (Posting here because the fedora-ppc list is a bit overrun with spam
> > > http://lists.infradead.org/pipermail/fedora-ppc/ )
> > >
> > > Does anyone know what 'console=...' parameter I should give the Fedora
> > > PPC kernel to get it to use a serial console?
> > >
> > > Debian uses the non-standard form console=ttyPZ0
> > 
> > That is for the special G5 serial cards I believe.
> > 
> > > I've also seen console=hvc0 mentioned.  Obviously I also tried
> > > console=ttyS0.
> > 
> > hvc0 is for machines like POWER4/5/6 and possibly a couple others.
> 
> hvc0 is a virtual console device. As well as some PPC machines, its used
> for Xen paravirt console, and KVM's virtio console device, and possibly
> s390 too IIRC

Along with console=hvc0 for ppc blades and virtual ppc systems, I use
console=hvsi0 on some bare metal Power5 ppc64 systems.

Thanks,
James
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