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authorMiod Vallat <miod@cvs.openbsd.org>2004-08-25 21:00:38 +0000
committerMiod Vallat <miod@cvs.openbsd.org>2004-08-25 21:00:38 +0000
commited289beab17eb705994e0607310ff1f5dadd38c9 (patch)
tree772a1fd060fed287cf6f77b439100bd55209aaf0 /share
parentf5006eba1c3736a687553bccba1f67cc6d21fb18 (diff)
Allow DMA transfers to be disabled through device flags; default is to enable
DMA.
Diffstat (limited to 'share')
-rw-r--r--share/man/man4/man4.hp300/spc.49
1 files changed, 6 insertions, 3 deletions
diff --git a/share/man/man4/man4.hp300/spc.4 b/share/man/man4/man4.hp300/spc.4
index 472c22fc9c0..cafc895c874 100644
--- a/share/man/man4/man4.hp300/spc.4
+++ b/share/man/man4/man4.hp300/spc.4
@@ -1,4 +1,4 @@
-.\" $OpenBSD: spc.4,v 1.1 2004/08/03 21:46:49 miod Exp $
+.\" $OpenBSD: spc.4,v 1.2 2004/08/25 21:00:34 miod Exp $
.\" $NetBSD: spc.4,v 1.1 2003/08/01 02:36:04 tsutsui Exp $
.\"
.\" Copyright (c) 2003 Izumi Tsutsui. All rights reserved.
@@ -25,14 +25,14 @@
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.\"
-.Dd July 27, 2004
+.Dd August 25, 2004
.Dt SPC 4 hp300
.Os
.Sh NAME
.Nm spc
.Nd HP 98658 SCSI host adaptor driver
.Sh SYNOPSIS
-.Cd "spc* at dio? scode ?"
+.Cd "spc* at dio? scode ? flags 0x00"
.Pp
.Cd "scsibus* at spc?"
.Sh DESCRIPTION
@@ -45,6 +45,9 @@ MB87030/MB89352
Protocol Controller (SPC) chips, used as part of the
.Tn HP
98658 SCSI interface.
+If the device
+.Cm flags
+are specified with a value of 1, the driver will not attempt to use DMA.
.Sh SEE ALSO
.Xr cd 4 ,
.Xr ch 4 ,