On Tue, 02 Jun 2009 18:00:53 +0200, Stefan Reinauer <[email protected]>
wrote:
> On 02.06.2009 17:13 Uhr, Joseph Smith wrote:
>> Hello,
>> Was anyone aware we are doing the do_ram_command() wrong on the i8xx
>> nothbridges?
>> We are sending the ram commands to all memory and doing our dummy reads
> at
>> the end.
>> I just found an Intel doc that says we are supposed to do all the ram
>> commands to each row of memory.
>>
> ...
>> I will work on a patch for the i830, we should probibly fix this on the
>> other Intle northbridges.
>>
>
>
> Check the i945 code for an example on how to do it... older chipsets
> might/might not be different...
>
Would it be different for SDRAM vs DDR ?
--
Thanks,
Joseph Smith
Set-Top-Linux
www.settoplinux.org
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