Date: Wed, 01 Mar 2006 16:20:52 -0700 From: Scott Long <scottl@samsco.org> To: Olivier Houchard <cognet@FreeBSD.org> Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/arm/arm busdma_machdep.c pmap.c vm_machdep.c src/sys/arm/include pmap.h Message-ID: <44062C54.2080801@samsco.org> In-Reply-To: <200603012304.k21N4Psn076859@repoman.freebsd.org>
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Olivier Houchard wrote: > cognet 2006-03-01 23:04:25 UTC > > FreeBSD src repository > > Modified files: > sys/arm/arm busdma_machdep.c pmap.c vm_machdep.c > sys/arm/include pmap.h > Log: > Try to honor BUS_DMA_COHERENT : if the flag is set, normally allocate memory > with malloc() or contigmalloc() as usual, but try to re-map the allocated > memory into a VA outside the KVA, non-cached, thus making the calls to > bus_dmamap_sync() for these buffers useless. > > Revision Changes Path > 1.25 +25 -0 src/sys/arm/arm/busdma_machdep.c > 1.42 +11 -1 src/sys/arm/arm/pmap.c > 1.22 +59 -1 src/sys/arm/arm/vm_machdep.c > 1.15 +7 -0 src/sys/arm/include/pmap.h Cool. Would you be interested in updating the manual page when you're done to note that the flag actually works on arm? Scotthome | help
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