Date: Fri, 2 Aug 2002 18:17:52 -0700 From: David Greenman-Lawrence <dg@dglawrence.com> To: Peter Wemm <peter@FreeBSD.org> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/i386/i386 pmap.c Message-ID: <20020802181752.C54567@nexus.root.com> In-Reply-To: <200208030102.g7312bD2045313@freefall.freebsd.org>; from peter@FreeBSD.org on Fri, Aug 02, 2002 at 06:02:37PM -0700 References: <200208030102.g7312bD2045313@freefall.freebsd.org>
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>peter 2002/08/02 18:02:37 PDT > > Modified files: > sys/i386/i386 pmap.c > Log: > Take advantage of the fact that there is a small 1MB direct mapped region > on x86 in between KERNBASE and the kernel load address. pmap_mapdev() > can return pointers to this for devices operating in the isa "hole". Actually the mapping of the low 1MB of physical address space was a Jolitz abortion which I had hoped to someday remove. -DG D.G.Lawrence Download Technologies, Inc. - http://www.downloadtech.com - (866) 399 8500 TeraSolutions, Inc. - http://www.terasolutions.com - (503) 288 9544 The FreeBSD Project - http://www.freebsd.org Pave the road of life with opportunities. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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