Re: 3.3G RAM limit?

>> I have a fuzzy memory that there's some kind of limit that leads to
>> i386 topping out at three-point-something gigs of RAM.  Could
>> someone remind me of details?
> The BIOS reserves some window below 4G for PCI IO ranges, typically
> at the end of the 4G VA space (size depending on exact BIOS and
> sometimes settings).

Wouldn't that just push the rest of the memory out above 4G, though?
Or perhaps the BIOS just isn't smart enough to realize the CPU is
PAE-capable (cpuctl says it is) and is losing that memory as a result.

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