Path: utzoo!attcan!uunet!wuarchive!psuvax1!rutgers!att!cbnewsh!dwc From: dwc@cbnewsh.ATT.COM (Malaclypse the Elder) Newsgroups: comp.arch Subject: Re: Variable Page size Message-ID: <4406@cbnewsh.ATT.COM> Date: 2 Oct 89 03:21:10 GMT References: <1006@mipos3.intel.com> <476@ctycal.UUCP> Organization: The Legion of Dynamic Discord Lines: 16 In article <476@ctycal.UUCP>, ingoldsb@ctycal.COM (Terry Ingoldsby) writes: > > Can you be a bit more detailed? I thought that pages were defined as > being fixed size. How does what you want differ from segments? On > the other hand, maybe I'm so dumb that I'm missing the question :^) > this can be viewed on two levels. the more interesting one is the one in which the hardware allows the software to set the size of a page for a particular segment. i know of cpu/mmu combinations that allow one to select a system-wide page size from a certain set (note this differs from software only approaches in that there is still only one page table entry per "logical page"), but don't know of any that allow selection of page size on a segment boundary. danny chen att!hocus!dwc