Xref: utzoo comp.sys.ibm.pc:26627 comp.sys.intel:777 Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!pasteur!ucbvax!tut.cis.ohio-state.edu!rutgers!att!mtunb!dmt From: dmt@mtunb.ATT.COM (Dave Tutelman) Newsgroups: comp.sys.ibm.pc,comp.sys.intel Subject: Re: 80286 protected mode programming Summary: Intel has such a book Keywords: 80286 protected mode Message-ID: <1455@mtunb.ATT.COM> Date: 27 Mar 89 17:37:33 GMT References: <86@necbsd.NEC.COM> Reply-To: dmt@mtunb.UUCP (Dave Tutelman) Organization: AT&T Bell Labs - Lincroft, NJ Lines: 21 In article <86@necbsd.NEC.COM> sunshine@necbsd.NEC.COM (Roger Sunshine) writes: > > Does anyone have some sample code to switch the 80286 into protected mode >and set up the segment descriptor tables? ... > A reference to a good book on programming the '286 (or '386 if it covers 286 >protected mode in some detail) in protected mode would also be appreciated. I have in front of me a book from Intel, 80286 Operating Systems Writer's Guide 1986 Order no. 121960-002 It explains everything you need to know, and includes a 10-page chunk of code to initialize the system (what you're looking for). +---------------------------------------------------------------+ | Dave Tutelman | | Physical - AT&T Bell Labs - Lincroft, NJ | | Logical - ...att!mtunb!dmt | | Audible - (201) 576 2442 | +---------------------------------------------------------------+