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- Newsgroups: comp.sys.ibm.pc.hardware
- Path: sparky!uunet!news.encore.com!mpalmer
- From: mpalmer@encore.com (Mike Palmer)
- Subject: Re: DTK 486 with Symphony chipset - relocating shadow ram
- Organization: Encore Computer Corporation
- Date: Thu, 3 Sep 1992 13:08:15 GMT
- Message-ID: <Bu075s.I1s@encore.com>
- References: <dmurdoch.108.715451222@mast.queensu.ca>
- Sender: news@encore.com (Usenet readnews user id)
- Nntp-Posting-Host: sysgem1.encore.com
- Lines: 19
-
- dmurdoch@mast.queensu.ca (Duncan Murdoch) writes:
-
- >I've got a DTK 486-33, with DTK's own BIOS, and a Symphony chipset. One of
- >the config options is a choice between relocating 0K and 256K of the shadow
- >ram. The manual is quite vague about what this does, but with 0K relocated,
- >I have 384K of memory dedicated to shadow ram, and with 256K relocated, only
- >128K of memory is used that way.
-
- >The trouble is, the 256K relocation seems to confuse QEMM386 2.42. I get
- >weird crashes as though it thinks my memory is quite different than it
- >really is. If I ask for 0K relocation, the problems go away - but so does
- >256K of memory.
-
- >Does anyone know exactly what this relocation does, and how to tell QEMM to
- >live with it?
-
- It remaps the 256K ontop of your other RAM, so you can use it like normal RAM.
-
- Sorry, no idea how to tell QEMM how to live with it.
-