Date: Fri, 7 Jul 1995 00:01:43 -0700 (PDT) From: "Rodney W. Grimes" <rgrimes@gndrsh.aac.dev.com> To: bde@zeta.org.au (Bruce Evans) Cc: hackers@freebsd.org, jaitken@vt.edu Subject: Re: Booting/NCR problems [long] Message-ID: <199507070701.AAA02389@gndrsh.aac.dev.com> In-Reply-To: <199507070528.PAA06379@godzilla.zeta.org.au> from "Bruce Evans" at Jul 7, 95 03:28:27 pm
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> > >[... as an aside, what the hell does this mean? ...] > >BIOS basemem (635K) != RTC basemem (640K) > > This means that the BIOS reserves 5K of memory for something and that > FreeBSD will not use that memory (actually 8K = 5K rounded up to a > page boundary) when it stops abusing the CMOS. That something is in all likely hood the sequencer code and state area for the SDMS NCR bios, since you don't want to bus master that out of ROM :-). -- Rod Grimes rgrimes@gndrsh.aac.dev.com Accurate Automation Company Reliable computers for FreeBSD
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