[coreboot] SeaBios serial(RX) is not running.

Martin Roth gaumless at gmail.com
Tue May 17 21:46:47 CEST 2016


Hi,
  If you want bi-directional serial port in SeaBIOS, I think you need
to stick with the version from Sage. As far as I know, it's never been
supported in the upstream SeaBIOS version.

You might want to bring this up on the SeaBIOS mailing list.
http://www.seabios.org/Mailinglist

Martin

On Mon, May 16, 2016 at 8:01 PM, 김유석 책임연구원 <kay.kim at hansol.com> wrote:
> Dear Sir.
>
>
> Thank's your advise. everytime.
>
>
> Finially, I was succsss the boot using coreboot.
>
>
> But I have a little problem.
>
>
> I'm can't typing throuth the serial.
>
>
> My x86 BOX is only support serial console.
>
>
> So, Serial console is very important.
>
>
> But the SeaBios is Serial RX is fail. I guess.
>
>
>     Coreboot => TX OK
>
>     SeaBios => TX OK. RX Fail
>
>     GRUB2 => TX OK, RX OK.
>
>     Linux(ubuntu 15.04) => TX OK, RX OK.
>
>
> TX OK => Can see the log message throught the serial console.
>
> RX Fail => Can not typing throught the serial console.
>
>
> I'm try to change the bootloader SeaBios to U-boot. and U-boot is a TX, RX
> OK.
>
>
> Serial RX fail is a just SeaBios problem(Not HW issue). I guess.(Vendor
> builded coreboot(SeaBios) is TX/RX OK)
>
>
> Please advise to me.
>
>
> Thank you.
>
>
>
>
>
>
> --
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