[LinuxBIOS] northbridge docs

Uwe Hermann uwe at hermann-uwe.de
Sat Mar 17 02:58:20 CET 2007


On Fri, Mar 16, 2007 at 08:29:23AM -0400, joe at smittys.pointclark.net wrote:
> I am working on the code for my northbridge (Intel 82830).  
> Particularly the raminit.c file. By looking at the sources from the  
> other northbridges and my datasheets, I am getting a little lost. My  
> datasheet (Intel) lists all the registers and their defaults but  
> doesn't really explain the memory initialization process.

According to Ron the 440LX datasheets were quite good. See
http://www.intel.com/design/chipsets/datashts/290564.htm

(RAM init starts on page 84 or so)

Of course this is chipset-specific to some extent, but it should give
you a generel idea about the process.


Uwe.
-- 
http://www.hermann-uwe.de  | http://www.holsham-traders.de
http://www.crazy-hacks.org | http://www.unmaintained-free-software.org
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