Explain that FreeBSD will attempt to find memory >64MB (but it mail fail).

This commit is contained in:
David E. O'Brien 1997-12-31 21:51:56 +00:00
parent 6264b06470
commit 7199e5df7a
Notes: svn2git 2020-12-08 03:00:23 +00:00
svn path=/head/; revision=2328

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<!-- $Id: troubleshoot.sgml,v 1.1 1997-11-03 08:53:59 max Exp $ --> <!-- $Id: troubleshoot.sgml,v 1.2 1997-12-31 21:51:56 obrien Exp $ -->
<!-- The FreeBSD Documentation Project --> <!-- The FreeBSD Documentation Project -->
<sect> <sect>
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<p>Due to the manner in which FreeBSD gets the memory size from the <p>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 BIOS, it can only detect 16 bits worth of Kbytes in size (65535
Kbytes = 64MB). If you have more than 64MB, FreeBSD will only see Kbytes = 64MB) (or less... some BIOSes peg the memory size to 16M).
the first 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.
<p>To work around this problem, you need to use the <p>To work around this problem, you need to use the
kernel option specified below. There is a way to get complete kernel option specified below. There is a way to get complete