controlfb.c bug in VRAM bank2 check if bank1
Daniel Jacobowitz
drow at false.org
Wed Oct 13 00:50:02 EST 1999
Could you check whether that kernel has the patch I posted to this list
last month applied?
The patch was in Message-ID: <19990912141014.A17732 at them.org>.
On Tue, Oct 12, 1999 at 12:49:34AM -0600, Lou Langholtz wrote:
>
> Michel Lanners wrote:
>
> > On 10 Sep, this message from Lou Langholtz echoed through cyberspace:
> > > After getting an extra 2MB VRAM for my PowerMac7500 and seeing that only
> > > 2MB were still being recognized (despite having just added the 2MB to
> > > total to 4MB VRAM), I dug into the controlfb.c code from 2.2.11 and
> > > 2.2.12 and made the following changes to get all 4MB VRAM recognized:
> > . . .
> >
> > I guess it's time to clear thgis up once and for all. By the way, I do
> > have 4 MB of VRAM, and all of it is detected with the current version
> > of controlfb.....
>
> Update:
>
> Even with 2.2.13pre15, the stock controlfb.c still doesn't detect the
> 4MB VRAM in my 7500 (I just tried it). I have to hack controlfb.c to get it
> to use all 4MB. This is perhaps a bug specific only to the PowerMac 7500/100
> as others have reported that all VRAM was detected on their PowerMac's
> without making any changes like I've had to do.
>
>
>
Dan
/--------------------------------\ /--------------------------------\
| Daniel Jacobowitz |__| SCS Class of 2002 |
| Debian GNU/Linux Developer __ Carnegie Mellon University |
| dan at debian.org | | dmj+ at andrew.cmu.edu |
\--------------------------------/ \--------------------------------/
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