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Re: [Qemu-devel] [Qemu-arm] more serial ports on arm?

From: Peter Maydell
Subject: Re: [Qemu-devel] [Qemu-arm] more serial ports on arm?
Date: Fri, 7 Dec 2018 10:41:37 +0000

On Fri, 7 Dec 2018 at 04:43, Jason A. Donenfeld <address@hidden> wrote:
> On Tue, Nov 20, 2018 at 11:08 AM Peter Maydell <address@hidden> wrote:
> > It's still stuck, because unconditionally adding a second serial
> > port to the virt board breaks some commonly used existing guest
> > code (UEFI + Linux), and it's not clear to me what the best
> > command line UI is for allowing the user to request the second
> > serial port.
> Can the UI be the same more or less as for x86? Specify a second
> -serial, and then the machine gets one added? If it's in secure mode,
> then it's added as serial 3 instead of 2, to remain backwards
> compatible.

Yeah, that was more or less my plan. I just haven't done
the work of digging around to check whether it matches
what other QEMU board models have done and whether there
are any other hidden snags yet.

-- PMM

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