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Date:      Sun, 22 Mar 2009 21:00:58 +0000 (UTC)
From:      Robert Noland <rnoland@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r190283 - head/share/man/man9
Message-ID:  <200903222100.n2ML0wwG083537@svn.freebsd.org>

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Author: rnoland
Date: Sun Mar 22 21:00:58 2009
New Revision: 190283
URL: http://svn.freebsd.org/changeset/base/190283

Log:
  Correct the documentation to reflect the fact that BUS_DMA_NOCACHE is a
  flag to bus_dmamem_alloc() rather than bus_dmamap_load();
  
  Discussed with:	kib
  MFC after:	3 days

Modified:
  head/share/man/man9/bus_dma.9

Modified: head/share/man/man9/bus_dma.9
==============================================================================
--- head/share/man/man9/bus_dma.9	Sun Mar 22 20:58:29 2009	(r190282)
+++ head/share/man/man9/bus_dma.9	Sun Mar 22 21:00:58 2009	(r190283)
@@ -561,15 +561,6 @@ Are as follows:
 .It Dv BUS_DMA_NOWAIT
 The load should not be deferred in case of insufficient mapping resources,
 and instead should return immediately with an appropriate error.
-.It Dv BUS_DMA_NOCACHE
-The allocated memory will not be cached in the processor caches.
-All memory accesses appear on the bus and are executed
-without reordering.
-On the amd64 and i386 architectures this flag results in the
-Strong Uncacheable PAT to be set for the allocated virtual address range.
-The
-.Dv BUS_DMA_NOCACHE
-flag is currently implemented on amd64, i386 and sparc64.
 .El
 .El
 .Pp
@@ -785,6 +776,15 @@ the
 flag is currently implemented on arm and sparc64.
 .It Dv BUS_DMA_ZERO
 Causes the allocated memory to be set to all zeros.
+.It Dv BUS_DMA_NOCACHE
+The allocated memory will not be cached in the processor caches.
+All memory accesses appear on the bus and are executed
+without reordering.
+On the amd64 and i386 architectures this flag results in the
+Strong Uncacheable PAT to be set for the allocated virtual address range.
+The
+.Dv BUS_DMA_NOCACHE
+flag is currently implemented on amd64, i386 and sparc64.
 .El
 .It Fa mapp
 Pointer to a



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