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Date:      Tue, 31 Aug 2010 10:54:49 -0700
From:      Matthew Jacob <mj@feral.com>
To:        John Baldwin <jhb@FreeBSD.org>
Cc:        svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org, Pyun YongHyeon <yongari@FreeBSD.org>
Subject:   Re: svn commit: r212061 - head/sys/dev/bge
Message-ID:  <4C7D41E9.7060907@feral.com>
In-Reply-To: <201008311350.17175.jhb@freebsd.org>
References:  <201008311733.o7VHXmxX037013@svn.freebsd.org> <201008311350.17175.jhb@freebsd.org>

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  But not amd64 please.

> Keep in mind the PAE case where you cannot effectively specify a 4GB
> boundary.  I used a 2GB boundary for twa(4) in the PAE case to deal
> with the boundary issue.  Probably though, bus_dma should just always
> enforce a 4GB boundary, at least on x86.
>




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