From: Rui Santos <rsantos@grupopie.com>
To: Jan Engelhardt <jengelh@medozas.de>
Cc: linuxppc-dev@lists.ozlabs.org, linux-fbdev@vger.kernel.org,
Dave Airlie <airlied@gmail.com>
Subject: Re: Force FB off
Date: Wed, 15 Dec 2010 14:51:46 +0000 [thread overview]
Message-ID: <4D08D602.9040005@grupopie.com> (raw)
In-Reply-To: <alpine.LNX.2.01.1012151430220.2052@obet.zrqbmnf.qr>
Hi Jan,
You could boot with "vga=normal i915.modeset=0". This will provide
you with a 25x80 console.
You can also use vga=ext for an somethingx50 console.
Regards,
Rui
On 15-12-2010 13:39, Jan Engelhardt wrote:
> On Tuesday 2010-12-14 21:18, Dave Airlie wrote:
>> On Wed, Dec 15, 2010 at 3:41 AM, Jan Engelhardt<jengelh@medozas.de> wrote:
>>
>>> booting with video=off nor video=i915:off has any effect on skipping
>>> FB. What is the correct option to stop FB from taking over my boot
>>> consoles?
>> For KMS its not fb taking over its the drm i915 driver, nomodeset will
>> stop it however X will no longer work since it relies on the kernel
>> driver.
> That would make sense. Furthermore I discovered that video=vesafb:off
> also has no effect, but here it is clear because the source code ignores
> the return value of fb_get_options, and so ignores any off command.
>
> The real strange thing is that video=offb:off on an Apple Xserve G5
> PPC64, while probably skipping OFFB initialization, still ends up in a
> 640x480 mode with a 8x16 font instead of retaining the PROM
> console/font.
> --
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>
--
Cumprimentos
*Rui Santos*
Email: rsantos@grupopie.com <mailto:rsantos@grupopie.com>
next prev parent reply other threads:[~2010-12-15 15:17 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <alpine.LNX.2.01.1012141840130.18577@obet.zrqbmnf.qr>
[not found] ` <AANLkTimEh+2rEFuq7q+wLcfHw_UKKHVipC0t7mFwSzx8@mail.gmail.com>
2010-12-15 13:39 ` Force FB off Jan Engelhardt
2010-12-15 14:51 ` Rui Santos [this message]
2010-12-15 18:40 ` Geert Uytterhoeven
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