xref: /netbsd-src/share/man/man4/igmafb.4 (revision 0bc91cdbea5196999974f227ff3f857787fd093d)
1.\"	$NetBSD: igmafb.4,v 1.3 2014/09/19 13:34:25 wiz Exp $
2.\"
3.\" Copyright (c) 2014 Michael van Elst
4.\"
5.\" Permission to use, copy, modify, and distribute this software for any
6.\" purpose with or without fee is hereby granted, provided that the above
7.\" copyright notice and this permission notice appear in all copies.
8.\"
9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16.\"
17.Dd January 21, 2014
18.Dt IGMAFB 4
19.Os
20.Sh NAME
21.Nm igmafb
22.Nd Intel Graphics Media Accelerator framebuffer driver
23.Sh SYNOPSIS
24.Cd "options VGA_RASTERCONSOLE"
25.Cd "no options VGA_POST"
26.Cd "no agp"
27.Cd "no device at drm"
28.Cd "no genfb"
29.Cd "igma0 at pci0 dev ? function ?"
30.Cd "igmafb* at igma0"
31.Cd "iic* at igma0"
32.Sh DESCRIPTION
33The
34.Nm
35driver provides support for integrated graphics functions in Intel chipsets
36and provides an interface for the machine independent
37.Xr wscons 4
38driver.
39.Pp
40Currently
41.Nm
42configures the display for the integrated panel in notebooks
43and can control the backlight.
44Automatic detection of the main display on desktop machines may or
45may not work.
46.Pp
47Supported hardware includes:
48.Bl -bullet -compact
49.It
50GMA 900 (915G)
51.It
52GMA 950 (945G)
53.It
54GMA 3000 (Q965)
55.It
56GMA X3000 (G965)
57.It
58GMA X3500 (G35)
59.It
60GMA X4500 (G45)
61.It
62HD (Westmere)
63.It
64HD2000/3000 (Sandy Bridge)
65.It
66HD2500/4000 (Ivy Bridge)
67.El
68.Sh SEE ALSO
69.Xr genfb 4 ,
70.Xr wsdisplay 4
71.Sh AUTHORS
72.An -nosplit
73The
74.Nm
75driver was written by
76.An Michael van Elst .
77.Sh BUGS
78The driver conflicts with
79.Xr genfb 4 ,
80.Xr agp 4 ,
81and thus with
82.Xr drm 4 .
83Support for a hardware cursor is missing.
84