Date: Mon, 09 Feb 2009 12:22:20 -0700 (MST) From: "M. Warner Losh" <imp@bsdimp.com> To: sam@freebsd.org Cc: scottl@samsco.org, src-committers@freebsd.org, jhb@freebsd.org, svn-src-all@freebsd.org, xcllnt@mac.com, svn-src-head@freebsd.org Subject: Re: svn commit: r188350 - in head/sys: amd64/amd64 arm/arm dev/usb2/core i386/i386 ia64/ia64 sys Message-ID: <20090209.122220.-1691636592.imp@bsdimp.com> In-Reply-To: <49907FB0.9050901@freebsd.org> References: <49907B32.8080307@samsco.org> <20090209.115932.1098202471.imp@bsdimp.com> <49907FB0.9050901@freebsd.org>
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In message: <49907FB0.9050901@freebsd.org>
Sam Leffler <sam@freebsd.org> writes:
: M. Warner Losh wrote:
: > arm also does bounce buffering, but not for memory address space reasons.
: >
:
: Not sure what you mean my "address space reasons" but it bounces for PCI
: dma above 64M on ixp4xx.
That's exactly what I mean.
Warner
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