Newbie - Mac G5 Dual PPC 970 @ 2Ghz

[Nathan Whitehorn]

On 04/04/12 14:03, Andreas Tobler wrote:
> On 02.04.12 12:50, Ian Chapman wrote:
>
>> Anyway the real stumbling block is getting X to work. I did see a
>> similar issue in the archives but wondered if anyone at resolve it. My
>> graphics card is as follows:
>>
>> vgapci0 at pci0:0:16:0:    class=0x030000 card=0x41521002 chip=0x41521002
>> rev=0x00 hdr=0x00
>>       vendor     = 'ATI Technologies Inc'
>>       device     = 'RV350 AR [Radeon 9600]'
>>       class      = display
>>       subclass   = VGA
>>       bar   [10] = type Prefetchable Memory, range 32, base 0xb0000000,
>> size 268435456, enabled
>>       bar   [14] = type I/O Port, range 32, base 0x400, size 256, 
>> enabled
>>       bar   [18] = type Memory, range 32, base 0xa0000000, size 65536,
>> enabled
>>       cap 02[58] = AGP v3 8x 4x SBA disabled
>>       cap 01[50] = powerspec 2  supports D0 D1 D2 D3  current D0
>>
>> When starting X with the radeon driver it always segfaults with the
>> following:
>>
>> Caught signal 10 (Bus error: 10). Server aborting
>
> For the record, I see the same here. This is on 32-bit G5 SMP -CURRENT.
>
> ....
> (II) RADEON(0): Set up overlay video
> Bus error: 10 at address 0x4250d1a4
> ....
> vgapci0 at pci0:0:16:0:    class=0x030000 card=0x41521002 chip=0x41521002 
> rev=0x00 hdr=0x00
>     vendor     = 'ATI Technologies Inc'
>     device     = 'RV350 AR [Radeon 9600]'
>     class      = display
>     subclass   = VGA
>
> In another machine, 64-bit G5 SMP, I have this one which works:
>
> NV34 [GeForce FX 5200 Ultra]
>
>
> I'll take a look and see if I can find something.

Sounds like a bug in the ATI driver to me. Maybe something trying to 
look up a PC BIOS? It works on the older Radeon in my G4 iBook, for 
whatever that's worth.
-Nathan