=?gb2312?b?tPC4tA==?=: Cache On and ECC clear

Eric W. Biederman ebiederman at lnxi.com
Mon Mar 29 19:43:00 CEST 2004

YhLu <YhLu at tyan.com> writes:

> Eric,
> I verified the exchange the cpufixup after the cache_on...mtrr_check in cpu.
> c for S2882.
> Found one interesting thing
> 1. In fallback mode, it does not pause after "Clearing LinuxBIOS memory "
> and "Copying LinuxBIOS to ram".
> 2. In normal node, it does pause after the "Clearing" and "Copying" ( 5s and
> 4s).
> What could cause that?

So we are talking about quantities all within the first 1MB of ram...

This sounds like something is goofy with the mtrrs.  At least that
is the usual suspect when something is running slowly.


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