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Re: Memory-mapped UART terminal
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From: |
Andrei Borzenkov |
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Subject: |
Re: Memory-mapped UART terminal |
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Date: |
Thu, 9 Oct 2014 12:46:16 +0400 |
On Tue, Oct 7, 2014 at 12:27 AM, Andrew Wygle
<address@hidden> wrote:
> Hello the list,
>
> I am bringing up a newer board which does not have its COM ports in the usual
> I/O ports. As far as I can tell, they are solely memory mapped. I am trying
> to get GRUB2's serial terminal functionality working with these UARTs, but
> the --unit flag appears to only look in the 4 standard I/O ports, while the
> --port flag does not appear to accept a memory address.
>
> Is what I want to do possible? If so, how can it be done?
>
This would need someone who can code this and has access to hardware
to test it. Could you at least give specifications of your board?