Messages in this thread | | | Date | Tue, 2 Nov 1999 13:45:00 +0100 | From | Jamie Lokier <> | Subject | Re: Perform minimal RAM test at boot |
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Peter Steiner wrote: > Does this work even with write back L1/L2 caches? I'm using a 2-pass > algorithm to make sure the data really is written back and reread.
Another good reason for a 2-pass algorithm is to detect wraparound and other aliasing conditions.
If your BIOS reports 32M, and you only have 16M, then on some machines addressing the upper 16M accesses the same memory as the lower 16M.
-- Jamie
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