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From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: barebox@lists.infradead.org
Subject: Re: [PATCH 2/2 v2] efi: add serial driver support
Date: Sun, 12 Mar 2017 13:07:57 +0100	[thread overview]
Message-ID: <20170312120757.GB25192@mail.ovh.net> (raw)
In-Reply-To: <20170311162345.6uorq55jzjzjoa7f@pengutronix.de>

On 17:23 Sat 11 Mar     , Michael Olbrich wrote:
> On Mon, Mar 06, 2017 at 10:34:47AM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> > So now we can stop to use the efi-stdio as this driver
> > print on the Framebuffer and the serial at the same time.
> > 
> > This is specially usefull if we want to use the framebuffer via efi-gop for
> > something else.
> > 
> > Do not forget to disable the efi-stdio device before enabling the console
> > otherwise you will get double printing.
> 
> Works nicely here (with a unrelated fix). However, it might be better to
> implement this as a console_platform_driver. The efi drivers are loaded
> rather late during startup and this makes early debugging impossible.
I did not did it as you can use efi-stdio as early as possible

but we can take a look to probe it earlier

Best Regards,
J.

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  reply	other threads:[~2017-03-12 12:02 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-06  5:02 [PATCH 0/2] add support of efi Serial IO and Graphics Output Protocol Jean-Christophe PLAGNIOL-VILLARD
2017-03-06  5:04 ` [PATCH 1/2] video: add EFI Graphics Output Protocol support Jean-Christophe PLAGNIOL-VILLARD
2017-03-06  5:04   ` [PATCH 2/2] efi: add serial driver support Jean-Christophe PLAGNIOL-VILLARD
2017-03-06  9:34     ` [PATCH 2/2 v2] " Jean-Christophe PLAGNIOL-VILLARD
2017-03-07  7:01       ` Sascha Hauer
2017-03-11 16:23       ` Michael Olbrich
2017-03-12 12:07         ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2017-03-09  8:46   ` [PATCH 1/2] video: add EFI Graphics Output Protocol support Michael Olbrich
2017-03-09  8:49     ` Jean-Christophe PLAGNIOL-VILLARD
2017-03-06  8:18 ` [PATCH 0/2] add support of efi Serial IO and Graphics Output Protocol Sascha Hauer

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