[LinuxBIOS] E7501 SDRAM command bug?
Ronald G. Minnich
rminnich at lanl.gov
Tue Jun 14 18:38:24 CEST 2005
On Tue, 14 Jun 2005, Steven J. Magnani wrote:
> The boundaries are configured during the "sdram_set_registers" phase of
> setup, but (for E7501) the "sdram_set_spd_registers" phase overrides
> those values before the RAM commands are sent in the "sdram_enable"
> phase. There is evidence in the code that this was not always the case.
yes, that is a wrong sequence. boundaries should always be set LAST.
do you want to take a stab at fixing this?
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