i845GV ddr init

Ronald G. Minnich rminnich at lanl.gov
Sun Sep 19 00:58:00 CEST 2004

On Sat, 18 Sep 2004, zhu shi song wrote:

> (1) The bios from original MB have to handle registers
> 40~4F, but I check them in i845GV datasheet, they are
> all intel reserved.  Where can I find information
> about such intel reserved registers?

unless you get the super top secret Intel docs, you won't get that info. 

> (2) what earlymtrr doing for?  Is it related to ddr
> sdram init?

I assume this is V1? earlymtrr just sets up mtrr's so that linuxbios runs 


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