>Followup to: <00e201bd814d$d4c53200$04c809c0@Fake.Domain.com>
>By author: "Anthony Barbachan" <firstname.lastname@example.org>
>In newsgroup: linux.dev.kernel
>> I was wondering if any of the 384K RAM between 640K-1M, not being used by
>> adapters or shadowing, might be usable for something. I can't remember
>> this area was set aside by DOS or by the PC's original architecture. It
>> seams wasteful to continue to just mark it as reserved. If usable, some
>> this memory could give some of those memory starved machines out there
>> more breathing room.
>It's set aside by the PC architecture, and may not have RAM mappable
>to it. Some chipsets let you map in some RAM here; I believe there is
>a kernel patch floating around that supports some chipsets. Even on a
>good day, don't expect more than about 200K.
Well 200K is still more than a 5% increase on a 4 MB system. Of course I'd
need a supported chipset. Do you happen to remember the name of that patch?
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