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Re: AMD Video BIOS Disassembler and ATi RS485



2009/1/10 Dave Airlie <airlied redhat com>:
> On Sat, 2009-01-10 at 05:25 -0500, Joshua C. wrote:
>> 2009/1/10 Joshua C. <joshuacov googlemail com>:
>> > 2009/1/9 Dave Airlie <airlied redhat com>:
>> >> On Fri, 2009-01-09 at 22:14 +0100, Joshua C. wrote:
>> >>> Any Idea how to use this with my RS485?
>> >> I'm not working at the moment, but I was going to suggest rs485 people
>> >> try booting with radeon.gartsize=32 to see if it helps.
>> >>
>> >> Dave..
>> >
>> > With 2.6.27.10-167.fc10.x86_64 I got `Unknown boot option
>> > `radeon.gartsize=32': ignoring`. Did I miss something?
>> >
>>
>> OK I tried it. I still got the message "Unknow boot option", but it
>> works fine. Without radeon.gartsize=32 everything is fine until the
>> xserver starts. Modesetting works fine but when the Xserver start I
>> get two-color-strips on my monitor. This doesn't happen when I set
>> radeon.gartsize=32 and the Xserver starts right.
>> This is a laptop and the video card can use from 32 up to 256 mb from
>> the main memory.I've set it to 128mb. Maybe this can also help.
>>
>> @Dave
>> Thanx for the tip. It works once again. Does this gart table has
>> something to do with the memory used by card? As I said, my other
>> mashine with the same  radeon RS485 works fine without this option.
>> The only difference is that I have 4GB memory (an a memory hole) with
>> the non working card and 2GB with the working one.
>
> It controls what parts of main RAM the card uses, however the hint about
> having 4GB vs 2GB is probably useful, can you update the bug with that
> info, and I'll try and think about it a bit more when I get back to the
> office.
>
> Dave.
>
I've done it. Thank you for the help.
>>
>
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