From: Detlev Zundel <dzu@denx.de>
To: linuxppc-dev@ozlabs.org
Subject: Re: Problem with radeonfb on PowerPC 7448&MV64560
Date: Fri, 20 Mar 2009 11:51:11 +0100 [thread overview]
Message-ID: <m2bprw79i8.fsf@ohwell.denx.de> (raw)
In-Reply-To: 200903191051.37875.edfuchs__31387.3780928136$1237456433$gmane$org@uni-kassel.de
Hi Eduard,
> Am Mittwoch 18 März 2009 00:05:00 schrieb Benjamin Herrenschmidt:
>> On Tue, 2009-03-17 at 16:30 +0100, Eduard Fuchs wrote:
>> > Hi all,
>> >
>> > since several days I'm trying to run an ATI 9250 (PCI) graphic card under
>> > Linux Kernel 2.6.27.19. Nevertheless without success. The kernel shows
>> > the following message:
>> >
>> > videoboot: Booting PCI video card bus 0, function 0, device 7
>> > biosEmu: undefined interrupt 15h called!
>> > biosEmu/bios.int42: unknown function AH=0x0, AL=0x7, BL=0x0
>>
>> The above comes from some patches you added to the kernel ? You should
>> probably do the softboot in the firmware instead...
>
> Yes. I'm using the videoboot-2.6x.patch (this patch contain also the xf86emu
> from www.scitechsoft.com). With this pach the radeon card work properly with
> 2.6.12 kernel version. On the 2.6.27 kernel the "videoboot" fetch the bios
> from the video card and start them in the xf86emu.
>
> Can I initialize the video card in uboot too?
Yes, indeed you can. In a recent version of U-Boot, search for
'CONFIG_BIOSEMU' in include/configs/*. We tested this on a sequoia
board, so include/configs/sequoia.h should be a good start for this.
Cheers
Detlev
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-40 Fax: (+49)-8142-66989-80 Email: dzu@denx.de
next prev parent reply other threads:[~2009-03-20 12:06 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-17 15:30 Problem with radeonfb on PowerPC 7448&MV64560 Eduard Fuchs
2009-03-17 23:05 ` Benjamin Herrenschmidt
2009-03-19 9:51 ` Eduard Fuchs
[not found] ` <200903191051.37875.edfuchs__31387.3780928136$1237456433$gmane$org@uni-kassel.de>
2009-03-20 10:51 ` Detlev Zundel [this message]
2009-03-20 15:35 ` Eduard Fuchs
2009-03-21 0:00 ` Anatolij Gustschin
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