Messages in this thread | | | From | Peter Maydell <> | Date | Fri, 26 Apr 2013 16:19:13 +0100 | Subject | Re: [PATCH 0/2] Early printk support for virtio console devices. |
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On 26 April 2013 13:33, Arnd Bergmann <arnd@arndb.de> wrote: > Couldn't kvmtool implement the interface used by smh_printch() > for early output instead? > > Or if that's not a fitting inteface, maybe a psci call for writing > a character to the console?
I suggested that earlier: https://lists.cs.columbia.edu/pipermail/kvmarm/2013-April/005433.html
and Alex pointed out that s390-virtio experience with that approach is that it's awkward for userspace.
-- PMM
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