Date: Wed, 6 Dec 2000 02:17:45 -0800 (PST) From: mjmac@pineview.net To: freebsd-gnats-submit@FreeBSD.org Subject: misc/23322: Addition / Alteration to Handbook/FAQ Message-ID: <200012061017.eB6AHjB04800@freefall.freebsd.org> Resent-Message-ID: <200012061020.eB6AK1l05224@freefall.freebsd.org>
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>Number: 23322 >Category: misc >Synopsis: Addition / Alteration to Handbook/FAQ >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: change-request >Submitter-Id: current-users >Arrival-Date: Wed Dec 06 02:20:00 PST 2000 >Closed-Date: >Last-Modified: >Originator: Malcolm McGrath >Release: 3.3 >Organization: >Environment: not applicable >Description: Could you please add in the FAQ that you will need to recompile the kernel somewhere in the section of the FAQ below. I assumed wrongly that this option was like kernel boot time option and went around half arsed looking for it. :). Thanks for reading this email. Malcolm McGrath (Yes i am a newbie.) <QUOTE FROM FAQ> >How-To-Repeat: n/a >Fix: Include in the FAQ at point 3.11 (RE: MAXMEM) that a kernel rebuild is nessesary and point ppl on how to do this. >Release-Note: >Audit-Trail: >Unformatted: >3.11. I have 128 MB of RAM but the system only uses 64 MB. >Due to the manner in which FreeBSD gets the memory size from the BIOS, it >can only detect 16 bits worth of Kbytes in size (65535 Kbytes = 64MB) (or >less... some BIOSes peg the memory size to 16M). If you have more than >64MB, FreeBSD will attempt to detect it; however, the attempt may fail. > >To work around this problem, you need to use the kernel option specified >below. There is a way to get complete memory information from the BIOS, but >we don't have room in the bootblocks to do it. Someday when lack of room in >the bootblocks is fixed, we'll use the extended BIOS functions to get the >full memory information...but for now we're stuck with the kernel option. > >options "MAXMEM=n" > >Where n is your memory in Kilobytes. For a 128 MB machine, you'd want to >use 131072. </QUOTE> To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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