Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!cis.ohio-state.edu!pacific.mps.ohio-state.edu!linac!midway!gsbsun!valley From: valley@gsbsun.uchicago.edu (Doug Dougherty) Newsgroups: comp.binaries.ibm.pc.d Subject: Re: Program needed (how about warm boot?) Message-ID: <1991Jun4.134959.27481@midway.uchicago.edu> Date: 4 Jun 91 13:49:59 GMT References: <1991Jun3.155821.10694@mcs.kent.edu> <1991Jun3.214720.2154@agora.rain.com> Sender: news@midway.uchicago.edu (NewsMistress) Organization: University of Chicago Lines: 19 rickc@agora.rain.com (Rick Coates) writes (in regard to ways of causing a jump to FFFF:0) : >This works, but it does a cold boot (reset). Does anyone out there know >the magic to cause a warm boot? It's the same thing, except if a certain >memory location has the right contents, the memory test, etc. is bypassed. >This bit of PC lore was on the net once, but I managed to lose it. You (Rick) should probably follow up on the various utility packages that people have suggested, since they contain the answers to these and many many more questions. However, for a warm boot, I favor the following implementation: pop ds mov word [472],1234 jmp ffff:0 -- (Another fine mess brought to you by valley@gsbsun.uchicago.edu)