pci issue - wrong detection of pci ressources
Christian Ehrhardt
ehrhardt at linux.vnet.ibm.com
Wed Apr 23 00:21:35 EST 2008
Sergei Shtylyov wrote:
> Hello.
>
> Christian Ehrhardt wrote:
>
[...]
>
>> The Documentation of the 440EPx core lists these spaces:
>> PCI 1 Memory 1 8000 0000 1 BFFF FFFF 1GB
>> I/O 1 E800 0000 1 E800 FFFF 64KB
>> I/O 1 E880 0000 1 EBFF FFFF 56MB
>
> Having 2 I/O spaces looks just wrong. Actually, PCs do well with only
> 64K of I/O space.
>
ok - I just wanted to be complete.
I removed the 56M section from the new dts file patch.
[...]
>> radeonfb: EDID probed
>> Parsing EDID data for panel info
>> Setting up default mode based on panel info
>> radeonfb (0000:00:0a.0): ATI Radeon Y`
>
> Hm, what's that Y`?
Thats the final message in the radeonfb driver ater initializing everything.
printk ("radeonfb (%s): %s\n", pci_name(rinfo->pdev), rinfo->name);
I wonder why that rinfo->name is clobbered - maybe another issue, I have to keep that in mind.
[...]
>
> I think you'd better use Ben's patch that he's just posted:
>
> http://patchwork.ozlabs.org/linuxppc/patch?id=18034
>
> WBR, Sergei
yep - I use Ben's patch now which reduces my patch to the actual dts fix.
Updated patch attached.
--
Grüsse / regards,
Christian Ehrhardt
IBM Linux Technology Center, Open Virtualization
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