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Diffstat (limited to 'static/netbsd/man4/ddc.4')
| -rw-r--r-- | static/netbsd/man4/ddc.4 | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/static/netbsd/man4/ddc.4 b/static/netbsd/man4/ddc.4 new file mode 100644 index 00000000..17455d89 --- /dev/null +++ b/static/netbsd/man4/ddc.4 @@ -0,0 +1,61 @@ +.\" $NetBSD: ddc.4,v 1.4 2014/01/04 15:40:25 wiz Exp $ +.\" +.\" Copyright (c) 2006 Itronix Inc. +.\" All rights reserved. +.\" +.\" Written by Garrett D'Amore for Itronix Inc. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. The name of Itronix Inc. may not be used to endorse +.\" or promote products derived from this software without specific +.\" prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND ANY EXPRESS +.\" OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL ITRONIX INC. +.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +.\" CONTRACT, STRICT LIABILITY, OR TORT (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 May 11, 2006 +.Dt DDC 4 +.Os +.Sh NAME +.Nm ddc +.Nd VESA Display Data Channel V2 devices +.Sh SYNOPSIS +.Cd "ddc at iic? addr 0x50" +.Sh DESCRIPTION +The +.Nm +driver provides support for accessing the VESA Display Data Channel Version 2 +supported by many video displays. +.Sh SEE ALSO +.Xr iic 4 , +.Xr ddc 9 , +.Xr edid 9 +.Sh HISTORY +The +.Nm +device appeared in +.Nx 4.0 . +.Sh AUTHORS +.An Garrett D'Amore Aq Mt gdamore@NetBSD.org +.Sh BUGS +This driver does not provide any mechanism for access from user applications. +Its only use at this point is to provide a means for framebuffer device +drivers to query monitor description data (EDID) using a specialized +in-kernel API. +No support for sending control commands to display devices is provided. |
