Date: Mon, 27 Sep 2010 15:41:48 -0400 From: John Baldwin <jhb@freebsd.org> To: src-committers@freebsd.org Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org Subject: Re: svn commit: r213226 - head/sys/i386/i386 Message-ID: <201009271541.48624.jhb@freebsd.org> In-Reply-To: <201009271936.o8RJaG6J047624@svn.freebsd.org> References: <201009271936.o8RJaG6J047624@svn.freebsd.org>
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On Monday, September 27, 2010 3:36:16 pm John Baldwin wrote: > Author: jhb > Date: Mon Sep 27 19:36:15 2010 > New Revision: 213226 > URL: http://svn.freebsd.org/changeset/base/213226 > > Log: > Rewrite the i386 memory probe: > - Check for SMAP data from the loader first. If it exists, don't bother > doing any VM86 calls at all. This will be more friendly for non-BIOS > boot environments such as EFI, etc. > - Move the base memory setup into a new basemem_setup() routine instead > of duplicating it. > - Simplify the XEN case by removing all of the VM86/SMAP parsing code rather > than just jumping over it. > - Adjust some comments to better explain the code flow. This could maybe be cleaned up a bit further by splitting getmemsize() up into two routines: one to populate physmap[], and one to do the rest. Then XEN could just have a separate routine for the first function for example. -- John Baldwin
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