Ville Syrjälä wrote:
> On Fri, Jul 21, 2006 at 10:13:44PM +0200, Claudio Ciccani via CVS wrote:
>> CVSROOT: /cvs/directfb
>> Module name: DirectFB
>> Changes by: klan 20060721 22:13:44
>>
>> Modified files:
>> gfxdrivers/radeon: radeon.c
>>
>> Log message:
>> Use different settings for R300 and non-R300 when setting MC_FB_LOCATION.
>
> FWIW my M6's BIOS also sets MC_FB_LOCATION to 0 (well 0xffff0000). The
> location itself doesn't matter but the size is crucial. It has 16MB RAM
> but the memory size must be set to >= 32MB or using the overlay will
> cause the chip to lock up. CONFIG_MEM_SIZE = 16MB and CONFIG_APER_SIZE
> is 64MB BTW. Strange chips these radeons :)
>
Another interesting thing is that the R480 has CONFIG_APER_SIZE set to
64MB too, but the memory size is 256MB (indeed CONFIG_APER_SIZE makes
the card crash during blits).
Probably we should set the MC_FB_LOCATION limit using the maximum
between CONFIG_APER_SIZE and CONFIG_MEM_SIZE.
--
Regards,
Claudio Ciccani
[EMAIL PROTECTED]
http://directfb.org
http://sf.net/projects/php-directfb
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