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From: "mar.krzeminski" <mar.krzeminski@gmail.com>
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Date: Sat, 11 Jun 2016 21:52:04 +0200
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Subject: Re: [Qemu-devel] qemu -nographics option
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To: David Craven <david@craven.ch>, qemu-devel@nongnu.org

Hello,

Have you try to add chardev device?

-chardev stdio,mux=on,id=terminal -serial chardev:terminal

I am also not sure if you so many consoles in kernel command line,
since you do not want to use any graphic mode.

Regards,
Marcin


W dniu 11.06.2016 o 16:22, David Craven pisze:
> Hello qemu devs,
>
> I previously asked this question on stack overflow but didn't get an
> answer, so I thought I'd ask here:
>
> Stdio doesn't show in qemu with the -nographic option.
> This is my qemu invocation. It prints hello world when
> using `-serial stdio` but only displays kernel output when
> using `-nographic`. (From the docs I gather these two are
> mutually exclusive options)
>
> ```
>      qemu-system-arm \
>          -kernel zImage \
>          -append "\
>              console=ttyAMA0,115200 console=tty highres=off console=ttyS0 \
>              rdinit=/bin/static-hello \
>              panic=1" \
>          -initrd rootfs.cpio.gz \
>          -dtb vexpress-v2p-ca9.dtb \
>          -M vexpress-a9 \
>          -m 512 \
>          -nographic \
>          -no-reboot
> ```
>
> How do I get this to work with the `-nographic` option?
>
> David
>
>