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From: Takashi Iwai <tiwai@suse.de>
To: "Randy Dunlap" <rdunlap@infradead.org>
Cc: <b.zolnierkie@samsung.com>, "Max Staudt" <mstaudt@suse.de>,
	<linux-fbdev@vger.kernel.org>, <michal@markovi.net>,
	"Michal Srb" <MSrb@suse.com>, "Oliver Neukum" <ONeukum@suse.com>,
	"Stefan Dirsch" <sndirsch@suse.com>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [RFC 08/14] bootsplash: Add file reading and picture rendering
Date: Wed, 25 Oct 2017 22:27:27 +0200	[thread overview]
Message-ID: <s5hzi8fm0r4.wl-tiwai@suse.de> (raw)
In-Reply-To: <0b8c3644-1915-9a0a-696e-115742498cc2@infradead.org>

On Wed, 25 Oct 2017 19:32:53 +0200,
Randy Dunlap wrote:
> 
> On 10/25/17 05:45, Max Staudt wrote:
> 
> > diff --git a/drivers/video/console/Kconfig b/drivers/video/console/Kconfig
> > index a6617c07229a..c3496c5ac2bb 100644
> > --- a/drivers/video/console/Kconfig
> > +++ b/drivers/video/console/Kconfig
> > @@ -175,6 +175,14 @@ config BOOTSPLASH
> >            If unsure, say N.
> >            This is typically used by distributors and system integrators.
> >  
> > +config BOOTSPLASH_FILE
> > +        string "Default full path to bootsplash file"
> > +        depends on BOOTSPLASH
> > +        default "/bootsplash"
> > +        help
> > +          This file will be looked for in the initramfs and, if found, loaded
> > +          and used as a bootsplash.
> 
> 
> Some people try to avoid using initramfs.
> 
> Can one have a bootsplash without initramfs?

The current code is apparently not capable, but it shouldn't be too
difficult to re-use the built-in firmware.  i.e. essentially copying
fw_get_builtin_firmware() in drivers/base/firmware_class.c.

Also the bootsplash can appear after mounting the rootfs, too.  Before
that, it's simply a blank screen.  So it's not entirely useless even
without initrd / initramfs.


thanks,

Takashi

  reply	other threads:[~2017-10-25 20:27 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-25 12:45 [RFC 00/14] Kernel based bootsplash Max Staudt
2017-10-25 12:45 ` [RFC 01/14] bootsplash: Initial implementation showing black screen Max Staudt
2017-10-25 17:26   ` Randy Dunlap
2017-10-25 12:45 ` [RFC 02/14] bootsplash: Add platform device Max Staudt
2017-10-25 12:45 ` [RFC 03/14] bootsplash: Flush framebuffer after drawing Max Staudt
2017-10-25 12:45 ` [RFC 04/14] bootsplash: Redraw on suspend/hibernate Max Staudt
2017-10-25 12:45 ` [RFC 05/14] bootsplash: Disable splash on oops Max Staudt
2017-10-25 12:45 ` [RFC 06/14] bootsplash: Disable on SysRq SAK Max Staudt
2017-10-25 12:45 ` [RFC 07/14] bootsplash: Add VT keyboard hook Max Staudt
2017-10-25 12:45 ` [RFC 08/14] bootsplash: Add file reading and picture rendering Max Staudt
2017-10-25 17:32   ` Randy Dunlap
2017-10-25 20:27     ` Takashi Iwai [this message]
2017-10-27 11:21       ` Max Staudt
2017-10-25 12:45 ` [RFC 09/14] bootsplash: Add corner positioning Max Staudt
2017-10-25 12:45 ` [RFC 10/14] bootsplash: Add animation support Max Staudt
2017-10-25 17:20   ` Randy Dunlap
2017-10-25 17:23     ` Max Staudt
2017-10-25 12:45 ` [RFC 11/14] bootsplash: Redraw fully on console_unblank Max Staudt
2017-10-25 12:46 ` [RFC 12/14] bootsplash: Add sysfs ABI documentation Max Staudt
2017-10-25 12:46 ` [RFC 13/14] bootsplash: Add main documentation Max Staudt
2017-10-25 17:43   ` Randy Dunlap
2017-10-27 11:19     ` Max Staudt
2017-10-27 16:48       ` Randy Dunlap
2017-10-25 12:46 ` [RFC 14/14] bootsplash: Update MAINTAINERS Max Staudt
2017-11-09 11:56 ` [RFC 00/14] Kernel based bootsplash Pavel Machek
2017-11-09 12:36   ` Oliver Neukum
2017-11-09 18:45     ` Pavel Machek
2017-11-10 16:53       ` Takashi Iwai
2017-11-09 12:42   ` Takashi Iwai

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